{
  "response": {
    "Key": "HOU-SAC",
    "orig": {
      "code": "HOU",
      "type": "airport",
      "city": "Houston",
      "fullCity": "Houston, Texas",
      "airport": "William P Hobby Airport"
    },
    "dest": {
      "code": "SAC",
      "type": "airport",
      "city": "Sacramento",
      "fullCity": "Sacramento, California",
      "airport": "Sacramento Executive Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Houston to Sacramento?",
        "answer": "The flight from Houston (HOU) to Sacramento (SMF) is about 1,620 miles and typically takes 4 hours 5 minutes. The return trip is shorter at 3 hours 35 minutes, a difference of 30 minutes due to prevailing winds. Southwest operates daily nonstop service on the route.",
        "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 Sacramento?",
        "answer": "Yes, Southwest flies non‑stop from Houston Hobby to Sacramento daily, with about 30 flights a week departing between roughly 8:25 a.m. and 8:40 p.m. The flight takes about 4 hours westbound and closer to 3½ hours on the return.",
        "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. 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": [
          "flight_schedule",
          "route_airlines"
        ]
      },
      "q3": {
        "question": "What are the ground transportation options in Sacramento?",
        "answer": "Sacramento International Airport (SMF) offers a broad range of ground transportation: app-based ride shares like Lyft and Uber with designated pickup zones, airport taxis via SITOA, public transit through SacRT and Yolobus, rental cars from Alamo, Avis, Budget, Enterprise, Hertz, and National, plus hotel shuttles, limousines, paratransit, and pre-arranged services. Ride share is generally the fastest and most-used option for reaching downtown Sacramento, with taxis and public buses as solid alternatives, while rental cars are ideal for exploring beyond the city center. The airport provides free 24-hour shuttles between terminals, the rental car terminal, and economy parking lots.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://flysmf.gov/about/maps-ground-transportation",
            "title": "Maps (Ground Transportation)",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          },
          {
            "url": "https://flysmf.gov/to-and-from/parking",
            "title": "Parking",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          },
          {
            "url": "https://flysmf.gov",
            "title": "Sacramento International Airport (SMF)",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          },
          {
            "url": "https://flysmf.gov/flight-and-travel",
            "title": "Flight & Travel Info",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Sacramento_International_Airport",
            "title": "Sacramento International Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-02T16:08:35Z"
          }
        ]
      },
      "q4": {
        "question": "When is the cheapest time to fly from Houston to Sacramento?",
        "answer": "Average fares from Houston to Sacramento bottom out around $388 in early February. The cheapest months overall are September ($393), January ($395), and February ($400), while the most expensive stretch is late December at $498 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 Sacramento?",
        "answer": "For flights from Houston to Sacramento, the optimal booking window is about 4 to 7 weeks before departure, when average fares sit around $330. Booking about 40 days out offers the single best price at roughly $326, while waiting until the last week or booking more than 4 months ahead pushes fares above $450. For summer and holiday travel, you should book even earlier — ideally 6 to 10 weeks out — since peak demand drives prices higher than the typical off-peak window.",
        "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 Sacramento?",
        "answer": "No nonstop red-eye flights operate from Houston (HOU) to Sacramento. One connecting itinerary with an overnight leg exists: American Airlines departs Dallas/Fort Worth (DFW) at 9:37 PM and arrives in Sacramento (SMF) at 11:10 PM the same night, with a 1h22m layover in Dallas after a short hop from Houston.",
        "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 Sacramento?",
        "answer": "Southwest Airlines operates non‑stop from Houston Hobby to Sacramento with 30 weekly flights, offering daily service and multiple departure times throughout the day. No other airlines fly this route non‑stop; connecting itineraries are available on carriers like American, Delta, or United via their hubs.",
        "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 Sacramento?",
        "answer": "Common layover cities for the Houston to Sacramento route include Dallas, Phoenix, Denver, and Las Vegas. These hubs keep total travel time competitive and offer broad connections, efficient transfers, and frequent flights."
      },
      "q9": {
        "question": "How reliable are on‑time arrivals on this route from Houston to Sacramento?",
        "answer": "On the Houston Hobby to Sacramento route, Southwest Airlines has an 80% on-time arrival rate with a 0% cancellation rate.",
        "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 Sacramento?",
        "answer": "April to June and September to October offer warm, dry days and fewer tourists than summer."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Houston to Sacramento?",
        "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 Sacramento?",
        "answer": "Sacramento International Airport is the city's only commercial airport, located about 10 miles northwest of downtown, serving all airlines and flights."
      },
      "q13": {
        "question": "How do I get to William P Hobby Airport from the city center?",
        "answer": "From downtown Houston to William P. Hobby Airport, the most popular and fastest option is ride‑share or taxi, which take about 15–20 minutes depending on traffic. Public transportation is available via METRO Bus 500, a nonstop service between downtown and the airport that runs every 30 minutes seven days a week for $4.50 one way, or local METRO Bus 40 which continues to downtown and the convention center. Shared shuttle buses and hotel shuttles also serve the airport, and driving yourself is straightforward with on‑airport parking available, though parking costs are higher than the bus fare. The METRO Bus 500 is the cheapest public option, while taxis and ride‑shares offer the most direct door‑to‑door service.",
        "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 Sacramento airport?",
        "answer": "Sacramento International Airport (SMF) has no directly connected or on-site hotel. Sleeping options at the airport are limited; airside closes at midnight, and passengers must move landside outside security, where seating with armrests is common and can be difficult to sleep on. Nearby hotels exist in Sacramento and the surrounding area, but none are attached to the terminal.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.sleepinginairports.net/reviews/sacramento-airport-reviews.htm",
            "title": "Sacramento Airport Reviews (SMF) – Sleeping in Airports",
            "favicon": "https://www.sleepinginairports.net/wp-content/uploads/2018/09/cropped-sia-logo-180x180.png"
          },
          {
            "url": "https://ihg.com/sacramento-california/hotels-near-sacramento-international",
            "title": "19 Hotels Near SMF Sacramento International (SMF) Airport | IHG",
            "favicon": "https://digital.ihg.com/is/image/ihg/app-web-chiclet-ihg?fmt=png-alpha"
          },
          {
            "url": "https://flysmf.gov/flight-and-travel/flight-status",
            "title": "Flight Status Info",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          },
          {
            "url": "https://www.ihg.com/zh-tw/sacramento-california/hotels-near-sacramento-international",
            "title": "19 SMF 薩克拉門托國際機場 (SMF) 附近飯店 | 洲際酒店集團",
            "favicon": "https://digital.ihg.com/is/image/ihg/app-web-chiclet-ihg?fmt=png-alpha"
          },
          {
            "url": "https://flysmf.gov",
            "title": "Sacramento International Airport (SMF)",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          },
          {
            "url": "https://flysmf.gov/to-and-from/parking",
            "title": "Parking",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          }
        ]
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Sacramento Executive Airport?",
        "answer": "Sacramento International Airport (SMF) — the airport serving the Sacramento metro area for this route — offers free Wi-Fi throughout the terminals. Currency exchange offices and prayer rooms or chapels are not listed among the airport's published passenger services or terminal maps, so neither appears to be offered at SMF. ATMs are available in Terminal A on Levels 1 and 2, which may help with cash needs, but dedicated currency exchange desks are not mentioned.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://flysmf.gov/about/passenger-services",
            "title": "Passenger Services",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          },
          {
            "url": "https://flysmf.gov/about/maps-ta",
            "title": "Maps (Terminal A)",
            "time_published": "2019-01-01T00:00:00Z"
          },
          {
            "url": "https://flysmf.gov",
            "title": "Sacramento International Airport (SMF)",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          },
          {
            "url": "https://flysmf.gov/new-concessions",
            "title": "New Concessions",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          },
          {
            "url": "https://flysmf.gov/flight-and-travel/airlines",
            "title": "Airlines",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          }
        ]
      },
      "q16": {
        "question": "Are there accessible services or children's facilities at the Houston and Sacramento airports?",
        "answer": "Houston's William P. Hobby Airport (HOU) offers wheelchair-accessible restrooms, companion care restrooms, a Sunflower Lanyard program, ASL interpretation, and Aira services for blind or low-vision travelers, with assistance best requested through your airline or TSA Cares at least 72 hours before travel. Sacramento International Airport (SMF) provides Aira on-demand accessibility, the Hidden Disabilities Sunflower program, wheelchair assistance via your airline, and accessible parking and restrooms, with accommodation requests handled by the county airports department at 916-929-5411. Both airports have family restrooms and service animal relief areas, though dedicated children's play areas are not explicitly listed; Hobby does note a Central Play Area near Level 2, while SMF's children's amenities are not specified.",
        "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://flysmf.gov/about/passenger-services/accessibility",
            "title": "Accessibility",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          },
          {
            "url": "https://flysmf.gov/about/passenger-services",
            "title": "Passenger Services",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          },
          {
            "url": "https://flysmf.gov/about",
            "title": "About the Airport",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          },
          {
            "url": "https://flysmf.gov",
            "title": "Sacramento International Airport (SMF)",
            "favicon": "https://flysmf.gov/img/asset/cHVibGljL2d1aWRlbGluZXMvbG9nb3Mvc2Nhcy1mYXZpY29uLnBuZw/scas-favicon.png?fm=png&w=167&s=cd8263256e5a0efa3b4753f5405c140b"
          },
          {
            "url": "https://en.wikipedia.org/wiki/en:Sacramento_International_Airport",
            "title": "Sacramento International Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-02T16:08:35Z"
          }
        ]
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Houston to Sacramento?",
        "answer": "Southwest Airlines operates flights from Houston (HOU) to Sacramento (SMF) using Boeing 737-700 aircraft. The route is served exclusively by Southwest, which also lists the broader Boeing 737 family among its equipment.",
        "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"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Houston?",
        "answer": "Houston's William P. Hobby Airport (HOU) has no listed airline lounges or club access for departing passengers. The airport does offer wellness experiences such as XWELL spa services and The Chiroport, but these are paid amenities rather than traditional lounges. Priority Pass members can use their lounge visit entitlement for a 25-minute session in massage chairs or loungers at XWELL, though this counts as a single lounge visit.",
        "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 Sacramento?",
        "answer": "Baggage allowance on domestic flights from Houston to Sacramento depends on the airline and fare type. Basic economy fares often do not include a checked bag, while standard economy typically does not include one unless you have status or a co-branded credit card. Carry-on is usually included, but basic economy may restrict it to a personal item only."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Houston to Sacramento?",
        "answer": "On flights from Houston to Sacramento, you'll typically find Economy and sometimes Premium Economy; flat-bed Business class is rare on this domestic route."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies vary by airline and fare; flexible and higher cabins generally allow same‑day changes or standby, while Basic Economy typically does not."
      }
    }
  }
}