{
  "response": {
    "Key": "DTT-DEN",
    "orig": {
      "code": "DTT",
      "type": "airport",
      "city": "Detroit",
      "fullCity": "Detroit, Michigan",
      "airport": "Detroit Metro 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 Detroit to Denver?",
        "answer": "The typical nonstop flight from Detroit to Denver takes about 3 hours and 10 minutes, covering roughly 1,120 miles. The return trip is faster at about 2 hours and 46 minutes, a difference of 24 minutes due to prevailing winds.",
        "methodology": "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": [
          "flight_schedule"
        ]
      },
      "q1": {
        "question": "Are there any direct flights from Detroit to Denver?",
        "answer": "Yes, Detroit (DTW) to Denver has plenty of non‑stop flights. Four airlines — United, Southwest, Delta, and Frontier — operate roughly 183 weekly non‑stops combined, with service every day of the week. Southwest runs the most flights (about 55 per week), and Frontier tends to be the most reliable on the route with an 84.8% on‑time arrival rate.",
        "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. Aircraft types are taken from the equipment each operating carrier schedules on this route, drawn from published airline timetables and airline equipment schedules in our flight-schedule database. They describe typical scheduled aircraft and can vary with seasonal or day-of-week assignments and last-minute equipment swaps.",
        "toolsUsed": [
          "route_airlines",
          "flight_schedule",
          "route_aircraft"
        ]
      },
      "q3": {
        "question": "What are the ground transportation options in Denver?",
        "answer": "At Denver International Airport, the train (RTD's A Line) is the fastest and most popular way to reach downtown, running every 15–30 minutes to Union Station in about 37 minutes. Taxis, ride shares (Uber/Lyft), rental cars, and various shuttles are also readily available at the Jeppesen Terminal. For budget-conscious travelers, the A Line is the clear winner, while ride shares or taxis offer more direct door-to-door convenience. The airport is about 25 miles from downtown, so all options involve a significant drive or ride.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.flydenver.com/parking-and-transportation/to-and-from/airport-transit-center/",
            "title": "Airport Transit Center | Denver International Airport",
            "time_published": "2026-02-24T17:09:34Z"
          },
          {
            "url": "https://flydenver.com/connections/",
            "title": "Connections | Denver International Airport",
            "favicon": "https://flydenver.com/apple-touch-icon.png",
            "time_published": "2023-09-14T15:33:21Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Automated_Guideway_Transit_System_(Denver_International_Airport)",
            "title": "Automated Guideway Transit System (Denver International Airport)",
            "time_published": "2026-06-01T08:54:40Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Denver%20International%20Airport",
            "title": "Denver International Airport",
            "time_published": "2026-04-30T15:08:23Z"
          },
          {
            "url": "https://www.faa.gov/?action=searchForAirport&airportcode=PSR",
            "title": "Federal Aviation Administration",
            "favicon": "https://www.faa.gov/themes/custom/faa/favicon.png",
            "time_published": "2026-07-17T12:00:00Z"
          }
        ]
      },
      "q4": {
        "question": "When is the cheapest time to fly from Detroit to Denver?",
        "answer": "The cheapest months to fly from Detroit to Denver are January, October, and September, with average fares around $230–243, while the most expensive months are July, June, and December, averaging about $292–298.",
        "methodology": "This seasonal price baseline is a 365-day daily curve of typical round-trip fares for the route, precomputed monthly in-house from Priceline's own air booking-summary archive (the same data that backs the site), not a third party. For each calendar day we take a representative round-trip fare — a blend of the 25th-percentile and average ticket price over the route's bookings — and Gaussian-smooth the series so it reads as a clean seasonal trend rather than day-to-day noise. Thin and international routes are neighbor-filled: the seasonal shape is borrowed from the nearest dense routes (by origin-and-destination great-circle distance) with the price level anchored to the route's own bookings, so a sparse route still shows a plausible curve. It reflects current fares and is refreshed monthly.",
        "toolsUsed": [
          "seasonal_prices"
        ]
      },
      "q5": {
        "question": "How far in advance should I book tickets from Detroit to Denver?",
        "answer": "For flights from Detroit to Denver, the best fares are typically found when booking 4 to 6 weeks before departure, with an average price around $183 during that window. The absolute cheapest single-day price is about $179 at 35 days out, while last-minute bookings (0 days) can cost $306 or more. For summer and holiday periods, you should book further in advance — roughly 6 to 8 weeks out — since demand pushes prices higher and the optimal window shifts earlier.",
        "methodology": "This booking-window guidance comes from the same monthly in-house analysis of Priceline's own air booking-summary archive. It expresses the typical round-trip fare as a function of how many days before departure a trip is booked — from about 180 days out down to the day of departure — aggregating the route's bookings by advance-purchase days and Gaussian-smoothing the curve the same way as the seasonal baseline. From that curve we highlight the stretch of lead times with the lowest average fare as the suggested booking window. Thin and international routes are neighbor-filled from the nearest dense routes, with the price level anchored to the route's own bookings. It reflects current fares and is refreshed monthly.",
        "toolsUsed": [
          "booking_timing"
        ]
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from Detroit to Denver?",
        "answer": "Yes, Delta operates nonstop red‑eye flights from Detroit to Denver six days a week (Monday through Friday plus Sunday), departing at 9:59 PM. These flights arrive in Denver the same night — not the next morning — landing before midnight local time.",
        "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 Detroit to Denver?",
        "answer": "United, Southwest, Delta, and Frontier all fly nonstop from Detroit to Denver. United operates the most flights at 70 per week, followed by Southwest at 55, Delta at 39, and Frontier at 19. All four carriers run daily service. Per-carrier median fares are not available in the data, so specific prices aren't listed here.",
        "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"
        ]
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between Detroit and Denver?",
        "answer": "Common layover cities include Chicago O'Hare, Minneapolis, Dallas/Fort Worth, and Atlanta. These hubs offer frequent connections, efficient transfer processes, and competitive total travel times on this domestic route."
      },
      "q9": {
        "question": "How reliable are on‑time arrivals on this route from Detroit to Denver?",
        "answer": "On the Detroit to Denver route, Frontier leads with an 84.8% on-time arrival rate and a 0.4% cancellation rate, followed by United at 83.9% but with a slightly higher 0.6% cancellation rate. Southwest and Delta both post 76.3% on-time arrivals with 0.2% cancellations.",
        "methodology": "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": [
          "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."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Detroit to Denver?",
        "answer": "For domestic U.S. flights, bring a Real ID or passport, a payment method for bags, and any required vaccination certificates; no visa or proof of onward travel is needed."
      },
      "q12": {
        "question": "Which airport should I use in Denver?",
        "answer": "Denver International Airport is the only commercial airport serving the city, located about 25 miles northeast of downtown. It is a major hub for United and a focus city for Southwest and Frontier, offering extensive domestic and international connections."
      },
      "q13": {
        "question": "How do I get to Detroit Metro Airport from the city center?",
        "answer": "Detroit Metropolitan Airport (DTW) is about 18 miles southwest of downtown. The Detroit Air Xpress (DAX) bus runs daily from 3:30 a.m. to 11 p.m. with tickets around $8 at the door or $6 in advance, and SMART's FAST Michigan Route 261 offers high-frequency limited-stop service. Ride-share, taxis, and driving with on-site parking are also available; DAX is often the most popular direct public transit option for its convenience and low cost.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://metroairport.com/dtw/other-ground-transportation/public-transportation",
            "title": "Public Transportation | Wayne County Airport Authority",
            "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png"
          },
          {
            "url": "https://metroairport.com/about-dtw",
            "title": "About DTW | Wayne County Airport Authority",
            "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png",
            "time_published": "2026-04-13T12:00:00Z"
          },
          {
            "url": "https://www.faa.gov/air_traffic/publications/atpubs/ntap_feb_18/EC10000.html",
            "title": "Michigan. Detroit Metropolitan Wayne County Airport (DTW) Standard Taxi Routes",
            "time_published": "2018-02-01T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Detroit%20Metropolitan%20Airport",
            "title": "Detroit Metropolitan Airport",
            "time_published": "2026-04-30T20:15:38Z"
          },
          {
            "url": "https://www.faa.gov/air_traffic/publications/atpubs/ntap_aug_18/EC10000.html",
            "title": "Michigan. Detroit Metropolitan Wayne County Airport (DTW) Standard Taxi Routes"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Denver airport?",
        "answer": "Denver International Airport (DEN) does not have an on-site hotel, capsule hotel, or sleeping pods inside the terminal. The closest option is the Westin Denver International Airport, which is connected to the Jeppesen Terminal via a short walkway and does not require a shuttle. Several other nearby hotels offer complimentary shuttle service.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://sleepinginairports.net/airport-hotels/transit-hotels.htm",
            "title": "Transit Hotels – 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": "2026-06-22T14:15:16Z"
          },
          {
            "url": "https://www.sleepinginairports.net/usa/sandiego.htm",
            "title": "San Diego Airport Guide (SAN) - Sleeping in Airports",
            "time_published": "2026-05-29T21:56:08Z"
          },
          {
            "url": "https://www.flydenver.com/job/job_posting-3-72824/",
            "title": "Airport Operations Supervisor | Denver International Airport",
            "time_published": "2026-05-12T09:00:46Z"
          },
          {
            "url": "https://www.flydenver.com/job/job_posting-3-73608/",
            "title": "Airport Call Center Supervisor - Denver International Airport | Denver International Airport",
            "favicon": "https://www.flydenver.com/apple-touch-icon.png",
            "time_published": "2026-06-16T09:00:36Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Denver%20International%20Airport",
            "title": "Denver International Airport",
            "time_published": "2026-04-30T15:08:23Z"
          },
          {
            "url": "https://www.flydenver.com/job/job_posting-3-73478/",
            "title": "Terminal Operations Officer - Denver International Airport | Denver International Airport",
            "favicon": "https://www.flydenver.com/apple-touch-icon.png",
            "time_published": "2026-06-16T09:00:44Z"
          }
        ]
      },
      "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 all concourses; simply connect to one of the available DEN Wi‑Fi networks. Currency exchange offices and prayer rooms or chapels are not mentioned in available amenities information, so their availability is unclear.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.flydenver.com/",
            "title": "Denver International Airport | DEN",
            "favicon": "https://www.flydenver.com/apple-touch-icon.png",
            "time_published": "2026-06-02T21:34:27Z"
          },
          {
            "url": "https://flydenver.com/at-the-airport",
            "title": "Exciting Things to Do at Denver International Airport",
            "time_published": "2026-02-18T15:39:31Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Denver%20International%20Airport",
            "title": "Denver International Airport",
            "time_published": "2026-04-30T15:08:23Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Denver_Airport_station",
            "title": "Denver Airport station",
            "time_published": "2026-03-10T05:58:05Z"
          },
          {
            "url": "https://sua.faa.gov/sua/siteFrame.app?lat=36.30&layers=BTTTTTTT&lon=-97.00&zoom=2.00",
            "title": "Special Use Airspace & Air Traffic Control Assigned Airspace - Graphic Map",
            "time_published": "2026-07-19T00:00:00Z"
          }
        ]
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Detroit to Denver?",
        "answer": "The most common aircraft on nonstop flights from Detroit to Denver are the Boeing 737-800, 737 MAX 8, and 737-900, operated by Frontier, Southwest, and United. Some flights also show an unspecified type, and the exact aircraft can vary by day and airline. On connecting itineraries, the Boeing 737-800 and 737 MAX 8 dominate the longer leg, often via Chicago, Dallas/Fort Worth, or Denver itself, while the shorter leg uses a mix of Airbus A320-family jets, Embraer regional jets, and other 737 variants.",
        "methodology": "Aircraft types are taken from the equipment each operating carrier schedules on this route, drawn from published airline timetables and airline equipment schedules in our flight-schedule database. They describe typical scheduled aircraft and can vary with seasonal or day-of-week assignments and last-minute equipment swaps.",
        "toolsUsed": [
          "route_aircraft"
        ]
      },
      "q18": {
        "question": "Which airline alliances serve flights from Detroit to Denver?",
        "answer": "United (Star Alliance), Delta (SkyTeam), Southwest, and Frontier fly nonstop from Detroit to Denver. Southwest and Frontier are not part of any global alliance, so only Star Alliance and SkyTeam are represented among the nonstop carriers. Other alliances may serve the route via connections.",
        "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 Detroit?",
        "answer": "At Detroit Metropolitan Wayne County Airport (DTW), departing passengers have several lounge options. In the McNamara Terminal, Delta operates five Sky Clubs: near gates A43, A18, A38, A68, and one in Concourse C. These lounges are accessible to Delta One, SkyTeam premium cabin passengers, Delta Sky Club members, and eligible American Express cardholders, offering amenities like complimentary snacks, beverages, Wi-Fi, and satellite TV. In the Evans Terminal, the Lufthansa Business Lounge is available near gate D8, typically for Lufthansa and Star Alliance business class passengers, frequent flyers with status, and Priority Pass members during limited hours (morning and evening blocks). It features a restaurant voucher, spa services, and a quiet space to relax or work.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/DTW",
            "title": "American Express Lounges at Detroit Metropolitan Wayne County Airport | Amex US",
            "time_published": "2026-05-03T00:00:00Z"
          },
          {
            "url": "https://americanexpress.com/en-th/travel/lounges/the-platinum-card/DTW",
            "title": "American Express Lounges at Detroit Metropolitan Wayne County Airport | Amex TH",
            "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"
          },
          {
            "url": "https://my.prioritypass.com/en-GB/lounges/united-states-of-america/detroit-metropolitan-wayne-county/dtw8-minute-suites",
            "title": "Detroit Metropolitan Airport DTW Lounges - DTW Airport Guide and lounges.  | Priority Pass",
            "time_published": "2024-11-05T00:00:00Z"
          },
          {
            "url": "https://my.prioritypass.com:443/en-GB/lounges/united-states-of-america/detroit-metropolitan-wayne-county/dtw5-lufthansa-business-lounge",
            "title": "Lufthansa Business Lounge DTW AIRPORT Warren C. Evans Terminal Detroit MI Metropolitan Wayne County | Priority Pass",
            "time_published": "2024-11-05T00:00:00Z"
          },
          {
            "url": "https://www.delta.com/us/en/airports/united-states/detroit-sky-club-airport-map",
            "title": "Detroit Metro (DTW) Airport Map & Lounges | Delta Air Lines",
            "time_published": "2023-01-01T00:00:00Z"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Detroit to Denver?",
        "answer": "Baggage allowance depends on the airline and fare type. Basic economy tickets often do not include a checked bag, while standard economy typically permits one checked bag and a carry‑on. Premium fares generally offer additional checked bags."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Detroit to Denver?",
        "answer": "Flights from Detroit to Denver typically offer Economy and select Premium Economy seats with extra legroom; flat‑bed Business class is not common on this domestic route."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Same‑day changes and standby depend on the airline and fare type, with flexible and premium tickets offering the most options, while basic economy typically does not."
      }
    }
  }
}