{
  "response": {
    "Key": "HOU-DEN",
    "orig": {
      "code": "HOU",
      "type": "airport",
      "city": "Houston",
      "fullCity": "Houston, Texas",
      "airport": "William P Hobby Airport"
    },
    "dest": {
      "code": "DEN",
      "type": "airport",
      "city": "Denver",
      "fullCity": "Denver, Colorado",
      "airport": "Denver Intl Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Houston to Denver?",
        "answer": "The flight from Houston (HOU) to Denver is about 880 miles and typically takes 2 hours 30 minutes nonstop. The return leg is about 2 hours 25 minutes, so the outbound direction is slightly longer. Southwest and Frontier both serve the route, with Southwest offering frequent daily departures and Frontier flying three days a week.",
        "methodology": "Flight times and distances come from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). The typical flight time is the median scheduled block time across all carriers on the route, computed the same way in both directions so the difference reflects prevailing winds rather than any change in method. Distance is the great-circle distance between the two airports, so the actual flown track is typically 2-5% longer.",
        "toolsUsed": [
          "flight_schedule"
        ]
      },
      "q1": {
        "question": "Are there any direct flights from Houston to Denver?",
        "answer": "Yes, Southwest flies Houston Hobby to Denver non‑stop daily with up to 181 weekly departures, and Frontier also offers a direct flight on Mondays, Wednesdays, and Fridays. Southwest’s typical fare is around $148, while Frontier’s is about $60. Both carriers operate the route non‑stop, so you have a daily option plus a thrice‑weekly alternative.",
        "methodology": "Airlines and weekly frequencies are compiled from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a median fare is shown for a carrier, it reflects the real fares Priceline users found on this route in the last 72 hours. Carrier service, flight times and distances for this route come from our flight-schedule database, which draws on published airline timetables, U.S. government schedule data, and observed operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We report the days of the week and the departure times each carrier operates. The typical flight time is the median scheduled block time, given both per carrier and across all carriers on the route; where a schedule does not publish an elapsed time, it is derived from the scheduled departure and arrival times converted to UTC. Outbound and return times are computed by the same method, so the difference between them is directly comparable and reflects prevailing winds rather than any change in derivation. Distance is the great-circle distance between the two specific airports named, so an actual flown track is typically 2-5% longer. Where shown, on-time departure and arrival rates and cancellation rates come from the U.S. Bureau of Transportation Statistics (BTS) Airline On-Time Performance dataset, which covers U.S. domestic routes only; where a typical fare is shown, it comes from the U.S. DOT Airline Origin and Destination Survey (DB1B), a quarterly 10% sample of tickets sold.",
        "toolsUsed": [
          "route_airlines",
          "flight_schedule"
        ]
      },
      "q3": {
        "question": "What are the ground transportation options in Denver?",
        "answer": "Denver International Airport (DEN) offers several ground transportation options to the city center: the RTD A Line train (37 minutes, best for budget travelers, runs every 15 minutes 24/7), ride-share services like Uber and Lyft (25–35 minutes, most convenient for solo travelers), taxis (available 24/7 for immediate service), and shared vans (45–60 minutes, good for hotel drop-offs and groups). The A Line train is a popular and efficient choice, providing direct service to Denver Union Station with stops along the way, while ride-share is widely used for its convenience and door-to-door service. Car rentals are also available from over 10 major companies with a free shuttle from the terminal, and bike racks, charter buses, and mountain shuttles offer additional options for specific needs.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.flydenver.com/parking-and-transportation/to-and-from/",
            "title": "Getting To and From | Denver International Airport",
            "favicon": "https://www.flydenver.com/apple-touch-icon.png",
            "time_published": "2026-05-15T18:36:33Z"
          },
          {
            "url": "https://flydenver.com/parking-and-transportation/to-and-from/public-bus-or-train-rtd",
            "title": "Public Bus or Train | Denver International Airport",
            "favicon": "https://flydenver.com/apple-touch-icon.png",
            "time_published": "2026-05-15T18:47:06Z"
          },
          {
            "url": "https://www.flydenver.com/parking-and-transportation/to-and-from/airport-transit-center/",
            "title": "Airport Transit Center | Denver International Airport",
            "favicon": "https://www.flydenver.com/apple-touch-icon.png",
            "time_published": "2026-05-15T18:45:07Z"
          },
          {
            "url": "https://faa.gov/air_traffic/publications/domesticnotices/dom25010_af.html",
            "title": "DENVER INTERNATIONAL AIRPORT (KDEN) standard taxi routes",
            "favicon": "https://faa.gov/air_traffic/publications/domesticnotices/assets/images/favicon.ico"
          },
          {
            "url": "https://www.fly.faa.gov/fly/flyfaa/flyfaaindex?ARPT=DEN&p=1",
            "title": "Denver International Airport"
          }
        ]
      },
      "q4": {
        "question": "When is the cheapest time to fly from Houston to Denver?",
        "answer": "Average fares from Houston to Denver bottom out around $184 in late January, with February ($191), January ($198), and October ($201) the cheapest months overall. The most expensive period is late June, when average fares climb to about $270, with June ($269) the priciest month on average.",
        "methodology": "Seasonal fares come from Priceline's own air booking-summary archive, analysed in-house and refreshed monthly. For each day of the year we take a representative round-trip fare, a blend of the 25th-percentile and average ticket price over the route's bookings, and smooth the series into a seasonal curve; the half-month low and high and the monthly figures quoted here are averages of that curve. Thin and international routes borrow their seasonal shape from the nearest busy routes, with the price level anchored to the route's own bookings.",
        "toolsUsed": [
          "seasonal_prices"
        ]
      },
      "q5": {
        "question": "How far in advance should I book tickets from Houston to Denver?",
        "answer": "For flights from Houston to Denver, the optimal booking window is roughly 7-10 weeks before departure, when fares average around $138. Booking about 60 days ahead yields the lowest typical price at $136, while last-minute bookings can cost nearly double. Summer and holiday periods tend to shift the best-booking window earlier, as demand pushes prices up closer to departure.",
        "methodology": "Booking-window guidance comes from the same monthly in-house analysis of Priceline's own air booking-summary archive. We aggregate the route's bookings by how many days before departure they were made, from about 180 days out to the day of travel, smooth the curve, and highlight the stretch of lead times with the lowest average fare. Thin and international routes borrow the curve shape from the nearest busy routes, anchored to the route's own price level. It reflects current fares and is refreshed monthly.",
        "toolsUsed": [
          "booking_timing"
        ]
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from Houston to Denver?",
        "answer": "Yes, overnight red-eye flights are available nonstop from Houston Hobby (HOU) to Denver (DEN). Southwest operates up to 25 red-eyes per week, departing daily between roughly 9:15 PM and 10:40 PM. These late flights are short enough that they land the same night, typically arriving around midnight or just before.",
        "methodology": "Red-eye flights are identified from scheduled local departure and arrival times in our flight-schedule database — built from published airline timetables and official schedule data, including U.S. Department of Transportation records for domestic routes — flagging services that depart late at night and arrive the following morning; for connecting itineraries the red-eye is based on the timing of the overnight long-haul leg.",
        "toolsUsed": [
          "redeye_flights"
        ]
      },
      "q7": {
        "question": "Which airlines usually operate this route from Houston to Denver?",
        "answer": "Southwest Airlines operates the vast majority of nonstop flights from Houston Hobby to Denver, with about 181 weekly departures across daily schedules. Frontier also flies the route nonstop three times a week on Mondays, Wednesdays, and Fridays.",
        "methodology": "Airlines and weekly frequencies come from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a typical fare is shown for a carrier, it is the median of the real fares Priceline users found on this route in the last 72 hours.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between Houston and Denver?",
        "answer": "Common layover cities for a Houston to Denver connection include Dallas/Fort Worth, Phoenix, and Las Vegas. These hubs offer frequent flights, efficient transfers, and keep total travel time competitive. Since this is a domestic US route, visa-free transit is irrelevant."
      },
      "q9": {
        "question": "How reliable are on‑time departures on this route from Houston to Denver?",
        "answer": "On the Houston Hobby to Denver route, Frontier posts an 80% on-time arrival rate with zero cancellations, while Southwest arrives on time 74% of the time and cancels 0.6% of its flights. Frontier is the most reliable carrier on this route.",
        "methodology": "On-time arrival and cancellation rates come from the U.S. Bureau of Transportation Statistics (BTS) Airline On-Time Performance dataset, which covers U.S. domestic routes only; a flight counts as on time when it arrives within 15 minutes of schedule. Carriers are ranked by arrival on-time rate on this route, and the carrier list itself comes from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI).",
        "toolsUsed": [
          "flight_schedule"
        ]
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Denver?",
        "answer": "May to June and September to October offer pleasant temperatures and fewer tourists than summer."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Houston to Denver?",
        "answer": "For domestic U.S. flights, bring a Real ID or passport, ensure the name matches your ticket and carry payment for baggage and any required health documents."
      },
      "q12": {
        "question": "Which airport should I use in Denver?",
        "answer": "Denver International Airport is the only major commercial airport for Denver, serving all airlines and located about 25 miles northeast of downtown."
      },
      "q13": {
        "question": "How do I get to William P Hobby Airport from the city center?",
        "answer": "Getting from downtown Houston to William P. Hobby Airport (HOU) is easy with several options: METRO Bus 500 offers nonstop service to the George R. Brown Convention Center for $4.50 one way, running every 30 minutes from 5:30 a.m. to 8 p.m. daily, while METRO Bus 40 provides slower local service along the same corridor. Taxis, ride-shares like Uber and Lyft, and hotel or off-airport shuttles are also available, with ride-shares being the most popular and typically fastest door-to-door, though they cost more than the bus. Driving yourself works too, with on-site parking that can be booked ahead for discounts, but traffic and parking costs make public transit a cheaper choice for solo travelers.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.fly2houston.com/hou/ground-transportation/",
            "title": "HOU Ground Transportation | Airport Shuttle, Taxi, Uber, Lyft & Rent Car Houston"
          },
          {
            "url": "https://www.fly2houston.com/hou/",
            "title": "HOU Houston Airport | William P. Hobby"
          },
          {
            "url": "https://fly2houston.com/hou/ground-transportation/shuttles",
            "title": "Hobby Airport Ground Transportation"
          },
          {
            "url": "https://www.fly2houston.com/hou/airlines/",
            "title": "HOU Houston Airport | William P. Hobby",
            "time_published": "2026-06-09T19:32:46Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/William_P._Hobby_Airport",
            "title": "William P. Hobby Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-09T04:33:26Z"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Denver airport?",
        "answer": "Yes, Denver International Airport has the Westin Hotel directly connected to the Jeppesen Terminal on the south end at Level 5, about a 5-minute walk from security. The Westin is the only hotel connected to the terminal, with a fitness studio and heated indoor pool, and it sits just steps from the main terminal near the transit center. If you prefer a cheaper option, several nearby hotels like Days Inn & Suites by Wyndham, Holiday Inn Express, and DoubleTree by Hilton offer free airport shuttles.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://sleepinginairports.net/guides/denver-airport-guide.htm",
            "title": "Denver Airport Guide (DEN) - Sleeping in Airports",
            "favicon": "https://www.sleepinginairports.net/nitropack_static/oBWrHkPujHTPIaVWqdDSDhClXUyrYhhb/assets/images/optimized/rev-b853180/www.sleepinginairports.net/wp-content/uploads/2018/09/cropped-sia-logo-180x180.png",
            "time_published": "2018-08-03T10:21:44Z"
          },
          {
            "url": "https://www.marriott.com/en-us/hotels/denaw-the-westin-denver-international-airport/overview/",
            "title": "Rocky Mountain Hotel | The Westin Denver International Airport",
            "time_published": "2024-10-11T00:00:00Z"
          },
          {
            "url": "https://flydenver.com/at-the-airport/services-and-amenities/the-westin-hotel-at-den",
            "title": "The Westin Hotel at DEN | Denver International Airport",
            "favicon": "https://flydenver.com/apple-touch-icon.png",
            "time_published": "2026-08-10T19:27:13Z"
          },
          {
            "url": "https://www.marriott.com/en-us/hotels/dengr-gaylord-rockies-resort-and-convention-center/destination/",
            "title": "Hotel Denver International Airport | Gaylord Rockies Resort & Convention Center",
            "favicon": "https://cache.marriott.com/Images/Mobile/MC_Logos/MarriottApple57x57.png"
          }
        ]
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Denver Intl Airport?",
        "answer": "Denver International Airport offers free Wi-Fi throughout the terminal and concourses, so you can stay connected while traveling through DEN. Currency exchange offices and prayer rooms or chapels are not explicitly listed in the airport's passenger services and amenities information, so I cannot confirm their availability or locations from the available data.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.flydenver.com/at-the-airport/services-and-amenities/",
            "title": "Passenger Services and Amenities | Denver International Airport",
            "favicon": "https://www.flydenver.com/apple-touch-icon.png",
            "time_published": "2026-04-08T21:33:08Z"
          },
          {
            "url": "https://flydenver.com/about-den/facilities",
            "title": "Airport Facilities and Grounds | Denver International Airport",
            "favicon": "https://flydenver.com/apple-touch-icon.png",
            "time_published": "2026-08-03T22:42:42Z"
          },
          {
            "url": "https://www.flydenver.com",
            "title": "Denver International Airport | DEN",
            "favicon": "https://www.flydenver.com/apple-touch-icon.png",
            "time_published": "2026-09-08T14:54:34Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Denver_International_Airport",
            "title": "Denver International Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-11T12:43:01Z"
          },
          {
            "url": "https://flydenver.com/at-the-airport/services-and-amenities/the-westin-hotel-at-den",
            "title": "The Westin Hotel at DEN | Denver International Airport",
            "favicon": "https://flydenver.com/apple-touch-icon.png",
            "time_published": "2026-08-10T19:27:13Z"
          }
        ]
      },
      "q16": {
        "question": "Are there accessible services or children's facilities at the Houston and Denver airports?",
        "answer": "At Houston Hobby (HOU), passengers with disabilities can request American Sign Language interpretation, use Aira services for blind or low-vision travelers, and access wheelchair-accessible restrooms plus companion care restrooms; families will find a Central Play Area near Gate 44 and private nursing rooms. Assistance should be arranged in advance through the airline or Houston Airports, and TSA Cares recommends contacting them at least 72 hours before travel for security screening support. At Denver (DEN), accessible parking is available in the East Garage, electric carts transport elderly or disabled passengers to gates, and the Hidden Disabilities Sunflower Lanyard Program signals staff for extra help; for children, Airport Butler can assist families navigating the airport, though dedicated children's play areas are not explicitly listed. To arrange mobility assistance at DEN, travelers are advised to call Metro Taxi 48 hours in advance or contact their airline.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.fly2houston.com/hou/accessibility/",
            "title": "HOU Accessibility Services | ADA Accessible Travel at Hobby Airport"
          },
          {
            "url": "https://www.fly2houston.com/hou/visitor-information/services/",
            "title": "Hobby Airport Visitor Services | Airport Visitor Services HOU"
          },
          {
            "url": "https://en.wikipedia.org/wiki/William_P._Hobby_Airport",
            "title": "William P. Hobby Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-09T04:33:26Z"
          },
          {
            "url": "https://www.fly2houston.com/hou/",
            "title": "HOU Houston Airport | William P. Hobby"
          },
          {
            "url": "https://www.fly2houston.com/hou/airlines/",
            "title": "HOU Houston Airport | William P. Hobby",
            "time_published": "2026-06-09T19:32:46Z"
          },
          {
            "url": "https://flydenver.com/at-the-airport/services-and-amenities/accessibility-services",
            "title": "Accessibility and Mobility | Denver International Airport",
            "favicon": "https://flydenver.com/apple-touch-icon.png",
            "time_published": "2026-08-10T20:24:04Z"
          },
          {
            "url": "https://www.flydenver.com/event/61719/",
            "title": "Accessibility Resource Fair | Denver International Airport",
            "favicon": "https://www.flydenver.com/apple-touch-icon.png",
            "time_published": "2026-07-22T17:07:58Z"
          },
          {
            "url": "https://flydenver.com/about-den/facilities",
            "title": "Airport Facilities and Grounds | Denver International Airport",
            "favicon": "https://flydenver.com/apple-touch-icon.png",
            "time_published": "2026-08-03T22:42:42Z"
          },
          {
            "url": "https://airporttech.tc.faa.gov/Products/Databases/Denver-Instrumentation/Browse-Database/Weather",
            "title": "AirportTech > Products > Databases  > Denver Instrumentation > Browse Database > Weather",
            "favicon": "https://airporttech.tc.faa.gov/Portals/0/favicon-FAA.ico?ver=L21jzf-llJYYjFtxLcsyqg%3d%3d"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Denver_International_Airport",
            "title": "Denver International Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-11T12:43:01Z"
          }
        ]
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Houston to Denver?",
        "answer": "Southwest Airlines, which operates the most flights on this route, uses the Boeing 737 family, including the Boeing 737-700. Frontier Airlines flies the Airbus A320 family on its less frequent service.",
        "methodology": "Aircraft types come from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). For U.S. routes the type is grounded in the tail number that actually operated the flight; elsewhere it comes from the airline's filed equipment code. Where the source does not commit to a specific variant we name the aircraft family (for example Airbus A320 family) rather than guess, and where no reliable type is on file the aircraft is omitted rather than estimated. Types describe typical scheduled equipment and can vary with seasonal or day-of-week assignments and last-minute swaps.",
        "toolsUsed": [
          "flight_schedule"
        ]
      },
      "q18": {
        "question": "Which airline alliances serve flights from Houston to Denver?",
        "answer": "Southwest and Frontier fly nonstop from Houston Hobby to Denver, and neither belongs to an airline alliance — Southwest is a major unaligned carrier and Frontier is a low-cost carrier with no alliance membership. Other alliances may serve the route via connections, but no alliance carrier operates it nonstop from HOU.",
        "methodology": "Airlines and weekly frequencies are compiled from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a median fare is shown for a carrier, it reflects the real fares Priceline users found on this route in the last 72 hours.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Houston?",
        "answer": "William P. Hobby Airport has no traditional airline lounges; American Airlines lists clubs and lounges as not available at HOU. Instead, Priority Pass members can use their lounge visit entitlement for a 25-minute wellness session at XWELL, which offers Zero-Gravity Massage Chairs, Hydromassage Loungers, Full Body Massage Loungers, Ceragem, or Chakra Beds, with options varying by location. Cardholders must present a valid card and boarding pass with confirmed same-day travel, and usage counts as one lounge visit, subject to availability.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://prioritypass.com/en-GB/lounges/united-states-of-america/william-p-hobby",
            "title": "William P. Hobby Airport HOU Lounges - HOU Airport Guide and lounges. | Priority Pass",
            "favicon": "https://prioritypass.com/icon.png?a4ff481221414a5c"
          },
          {
            "url": "https://prioritypass.com/en-GB/lounges/united-states-of-america/william-p-hobby/hou2s-xwell",
            "title": "XWELL HOU AIRPORT  Houston TX William P. Hobby | Priority Pass",
            "favicon": "https://prioritypass.com/icon.png?a4ff481221414a5c"
          },
          {
            "url": "https://www.fly2houston.com/hou/visitor-information/services/",
            "title": "Hobby Airport Visitor Services | Airport Visitor Services HOU"
          },
          {
            "url": "https://aa.com/i18n/travelInformation/destinationInformation/hou-airport.jsp",
            "title": "Houston Hobby, TX (HOU)",
            "favicon": "https://aa.com/content/images/chrome/rebrand/favicon.png"
          },
          {
            "url": "https://www.fly2houston.com/hou/",
            "title": "HOU Houston Airport | William P. Hobby"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Houston to Denver?",
        "answer": "On Houston–Denver domestic flights, Basic Economy fares often exclude a full‑size carry‑on and charge for checked bags. Standard economy typically includes a carry‑on and personal item, with checked bags available for a fee. First and business classes usually include two free checked bags."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Houston to Denver?",
        "answer": "On this domestic route, most flights offer Economy and some have extra‑legroom Economy Plus; flat‑bed Business or First class with standard recliner seats is available on a few flights, but Premium Economy is uncommon."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies differ by airline and fare; flexible and premium tickets typically allow same‑day changes or standby, while Basic Economy generally does not."
      }
    }
  }
}