{
  "response": {
    "Key": "BNA-SFO",
    "orig": {
      "code": "BNA",
      "type": "airport",
      "city": "Nashville",
      "fullCity": "Nashville, Tennessee",
      "airport": "Nashville Intl Airport"
    },
    "dest": {
      "code": "SFO",
      "type": "airport",
      "city": "San Francisco",
      "fullCity": "San Francisco, California",
      "airport": "San Francisco Intl Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Nashville to San Francisco?",
        "answer": "The nonstop flight from Nashville to San Francisco covers about 1,960 miles and typically takes 4 hours 48 minutes. In the return direction, the trip is shorter at 4 hours 25 minutes, a difference of 23 minutes due to prevailing winds.",
        "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 Nashville to San Francisco?",
        "answer": "Yes, United and Southwest both fly nonstop from Nashville to San Francisco daily. United runs up to 12 daily departures (about 77 per week) with a typical flight time around 4 hours 48 minutes, while Southwest offers roughly 3 daily flights (21 per week) with a typical duration of about 4 hours 45 minutes. United is the more reliable choice on this route, with an 82.5% on-time arrival rate compared to Southwest's 67.3%.",
        "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 San Francisco?",
        "answer": "San Francisco International Airport offers several ground transportation options including BART rapid rail, Caltrain commuter rail, SamTrans public buses, taxis, ride-share apps like Uber and Lyft, rental cars, hotel shuttles, and even autonomous rides with Waymo. BART is the fastest and most-used way to reach downtown San Francisco and the East Bay, with frequent service directly from the International Terminal. Ride-share pickup is on Level 5 of the Domestic Garage, while taxis are available at the center islands outside Arrivals. The Rental Car Center is accessible via the AirTrain Blue Line, and many local hotels offer complimentary shuttle service.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://flysfo.com/passengers/ground-transportation/public-transit",
            "title": "Public Transit | San Francisco International Airport",
            "favicon": "https://flysfo.com/themes/custom/blueskies/favicon.ico",
            "time_published": "2026-08-17T20:51:53Z"
          },
          {
            "url": "https://flysfo.com/passengers/ground-transportation",
            "title": "Ground Transportation | San Francisco International Airport",
            "favicon": "https://flysfo.com/themes/custom/blueskies/favicon.ico",
            "time_published": "2026-08-17T22:27:43Z"
          },
          {
            "url": "https://www.flysfo.com/passengers/ground-transportation/public-transit/ride-bart",
            "title": "BART | San Francisco International Airport",
            "favicon": "https://www.flysfo.com/themes/custom/blueskies/favicon.ico",
            "time_published": "2025-06-26T22:28:56Z"
          },
          {
            "url": "https://www.flysfo.com/",
            "title": "San Francisco International Airport | SFO Official Site",
            "favicon": "https://www.flysfo.com/themes/custom/blueskies/favicon.ico"
          },
          {
            "url": "https://flysfo.com/passengers/ground-transportation/getting-around-sfo",
            "title": "Getting Around SFO | San Francisco International Airport",
            "favicon": "https://flysfo.com/themes/custom/blueskies/favicon.ico",
            "time_published": "2026-08-11T21:48:22Z"
          }
        ]
      },
      "q4": {
        "question": "When is the cheapest time to fly from Nashville to San Francisco?",
        "answer": "Average fares from Nashville to San Francisco bottom out around $315 in late January, making that the cheapest time to fly. January and February are the cheapest months overall at $327 on average, followed by September at $334. The most expensive period is late December, when average fares climb to $403.",
        "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 Nashville to San Francisco?",
        "answer": "For Nashville to San Francisco, the best fares come when you book about 6 to 9 weeks ahead, with the absolute lowest around 50 days before departure (roughly $281). Booking very early, like 160 days out, is the most expensive at about $407, and last-minute tickets within a week also run high at $347. Summer and holiday periods typically push the ideal window slightly earlier, so aim closer to 9-12 weeks out for those peak dates.",
        "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 Nashville to San Francisco?",
        "answer": "No nonstop red-eye flights operate from Nashville to San Francisco. One connecting red-eye itinerary exists, where American Airlines departs Chicago O'Hare at 9:05 PM and arrives in San Francisco at 11:45 PM the same night, after a connection from Nashville on American with a one-hour layover in Chicago.",
        "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 Nashville to San Francisco?",
        "answer": "United and Southwest fly nonstop from Nashville to San Francisco, with United operating up to 77 weekly flights and Southwest about 21 weekly flights. Specific median fares aren\\’t listed for this route, but both carriers offer frequent daily service throughout the week.",
        "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 Nashville and San Francisco?",
        "answer": "Common layover cities include Denver, Dallas, Phoenix, and Chicago, which offer efficient connections and broad flight networks, keeping total travel time competitive."
      },
      "q9": {
        "question": "How reliable are on‑time arrivals on this route from Nashville to San Francisco?",
        "answer": "United leads this route with 82.5% of flights arriving within 15 minutes of schedule and a 0.5% cancellation rate, making it the most reliable carrier from Nashville to San Francisco. Southwest trails at 67.3% on-time arrivals but has a slightly lower cancellation rate of 0.0%.",
        "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 San Francisco?",
        "answer": "September and October offer the warmest, sunniest weather and fewer tourists than summer."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Nashville to San Francisco?",
        "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 San Francisco?",
        "answer": "San Francisco International is the primary airport, located 13 miles south of downtown with direct BART rail access. Oakland International across the bay is a convenient alternative for low‑cost and domestic flights, while San Jose International serves the South Bay and Silicon Valley well."
      },
      "q13": {
        "question": "How do I get to Nashville Intl Airport from the city center?",
        "answer": "Getting to Nashville International Airport from downtown is straightforward by car via I-40, which has a direct eastbound exit to the terminal road, or through the Donelson Pike exit. The WeGo Route 18 bus provides public transportation between downtown and the airport, while taxis and rideshares pick up at the Ground Transportation Center on Level 1 of Terminal Garage 2. Driving yourself and parking is the most popular option given the easy highway access, though the bus is the most budget-friendly; rideshares and taxis offer door-to-door convenience at a higher cost.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/Nashville_International_Airport",
            "title": "Nashville International Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-16T00:04:55Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Nashville–Atlanta_passenger_rail",
            "title": "Nashville–Atlanta passenger rail",
            "time_published": "2026-07-25T16:54:36Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/BNA_Records",
            "title": "BNA Records",
            "time_published": "2025-12-19T01:26:45Z"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at San Francisco airport?",
        "answer": "San Francisco International Airport has a hotel directly connected to the airport: the Grand Hyatt at SFO, reached in about 5 minutes via the AirTrain with no shuttle required. For a shorter rest, FreshenUp in the International Terminal (landside, near Boarding Area G) offers private nap rooms and showers, with nap rooms available from 6:00 AM to 7:00 PM and overnight options from 7:00 PM to 7:00 AM. Several nearby hotels, such as The Millwood and Residence Inn by Marriott, are also within about a mile and offer free shuttle service.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://flysfo.com/passengers/services/nap-rooms",
            "title": "Nap Rooms & Shower Facilities | San Francisco International Airport",
            "favicon": "https://flysfo.com/themes/custom/blueskies/favicon.ico",
            "time_published": "2026-06-24T19:24:47Z"
          },
          {
            "url": "https://sleepinginairports.net/guides/san-francisco-airport-guide.htm",
            "title": "San Francisco Airport Guide (SFO) - 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": "2018-10-02T00:00:42Z"
          },
          {
            "url": "https://sleepinginairports.net/reviews/san-francisco-airport-reviews.htm",
            "title": "San Francisco   Airport Reviews (SFO) – Sleeping in Airports",
            "favicon": "https://www.sleepinginairports.net/wp-content/uploads/2018/09/cropped-sia-logo-180x180.png",
            "time_published": "2025-02-10T18:15:46Z"
          }
        ]
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at San Francisco Intl Airport?",
        "answer": "San Francisco International Airport offers a Reflection Room that serves as a quiet space for prayer and meditation, and currency exchange services are available through its passenger services. Free Wi-Fi is provided throughout the airport terminals. Yoga rooms are also available in the terminals for travelers looking to unwind.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://flysfo.com/passengers/services-amenities",
            "title": "Services & Amenities | San Francisco International Airport",
            "favicon": "https://flysfo.com/themes/custom/blueskies/favicon.ico",
            "time_published": "2026-03-03T22:32:54Z"
          },
          {
            "url": "https://flysfo.com/sites/default/files/2024-06/240614_SFO_Tabloid_Face A_T1-no-foodcourt_WEB_0621.pdf",
            "title": "240614_SFO_Tabloid_Face A_T1_Template_MASTER Update.indd",
            "time_published": "2024-06-17T18:03:02Z"
          },
          {
            "url": "https://flysfo.com/passengers",
            "title": "Passengers | San Francisco International Airport",
            "favicon": "https://flysfo.com/themes/custom/blueskies/favicon.ico",
            "time_published": "2026-04-14T23:46:29Z"
          },
          {
            "url": "https://www.flysfo.com/",
            "title": "San Francisco International Airport | SFO Official Site",
            "favicon": "https://www.flysfo.com/themes/custom/blueskies/favicon.ico"
          },
          {
            "url": "https://en.wikipedia.org/wiki/SFO",
            "title": "San Francisco International Airport",
            "time_published": "2026-04-27T05:13:36Z"
          }
        ]
      },
      "q16": {
        "question": "Are there accessible services or children's facilities at the Nashville and San Francisco airports?",
        "answer": "At San Francisco International Airport, wheelchair and guided assistance is arranged directly through your airline, and travelers are encouraged to request help when booking or at the airline counter upon arrival; the airport also offers a Sensory Room in Harvey Milk Terminal 1 near Gate C2 designed for neurodivergent travelers and their families, plus companion care restrooms, TTY phones, visual paging, and adult changing tables. At Nashville International Airport, travelers should arrange mobility assistance through their airline at least 48 hours before the flight. Specific children's play areas are not something we can describe for either airport.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/Nashville_International_Airport",
            "title": "Nashville International Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-16T00:04:55Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/BNA_Records",
            "title": "BNA Records",
            "time_published": "2025-12-19T01:26:45Z"
          },
          {
            "url": "https://www.flysfo.com/de/node/10035",
            "title": "Accessibility | San Francisco International Airport",
            "time_published": "2026-04-30T20:33:21Z"
          },
          {
            "url": "https://flysfo.com/passengers/services-amenities/accessibility",
            "title": "Accessibility | San Francisco International Airport",
            "favicon": "https://flysfo.com/themes/custom/blueskies/favicon.ico",
            "time_published": "2026-08-12T20:12:42Z"
          },
          {
            "url": "https://flysfo.com/passengers/services-amenities/accessibility/at-sfo",
            "title": "At SFO | San Francisco International Airport",
            "favicon": "https://flysfo.com/themes/custom/blueskies/favicon.ico",
            "time_published": "2026-05-21T22:27:23Z"
          },
          {
            "url": "https://www.flysfo.com/de/node/14867",
            "title": "At SFO | San Francisco International Airport",
            "time_published": "2026-04-15T15:54:00Z"
          },
          {
            "url": "https://www.flysfo.com/passengers/services-amenities/medical-services",
            "title": "Medical Services | San Francisco International Airport",
            "favicon": "https://www.flysfo.com/themes/custom/blueskies/favicon.ico",
            "time_published": "2026-05-26T21:54:18Z"
          }
        ]
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Nashville to San Francisco?",
        "answer": "United uses Airbus A320 and A319 aircraft, plus Boeing 737 family jets, on flights from Nashville to San Francisco. Southwest operates Boeing 737-700s on the route.",
        "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 Nashville to San Francisco?",
        "answer": "United Airlines (Star Alliance) and Southwest Airlines operate nonstop from Nashville to San Francisco. Southwest is a major carrier that does not belong to any alliance.",
        "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",
          "article_lookup"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Nashville?",
        "answer": "Nashville International Airport offers a Delta Sky Club in the North Terminal, Concourse B, and Minute Suites in the South Terminal, Concourse D. American Airlines also operates an Admirals Club in Concourse C, after security, on the mezzanine level between gates C14 and C16, open daily from 4 a.m. to 8 p.m., with complimentary food and drinks, a full service bar, and complimentary Wi-Fi. Conference rooms are not available at the Admirals Club.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/BNA",
            "title": "American Express Lounges at Nashville International Airport | Amex US",
            "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"
          },
          {
            "url": "https://www.delta.com/us/en/airports/united-states/nashville-sky-club-airport-map",
            "title": "Nashville (BNA) Airport Map & Lounges | Delta Air Lines",
            "favicon": "https://www.delta.com/content/dam/delta-applications/dlhome/favicon.ico"
          },
          {
            "url": "https://aa.com/i18n/travelInformation/airportAmenities/bna-club.jsp",
            "title": "Nashville, TN (BNA)",
            "favicon": "https://aa.com/content/images/chrome/rebrand/favicon.png"
          },
          {
            "url": "https://americanexpress.com/en-au/travel/lounges/the-platinum-card/BNA",
            "title": "American Express Lounges at Nashville International Airport | Amex AU",
            "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Nashville_International_Airport",
            "title": "Nashville International Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-16T00:04:55Z"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Nashville to San Francisco?",
        "answer": "Baggage rules depend on the airline. Basic economy often allows only a personal item, with no free carry-on or checked bag. Standard economy typically includes a carry-on and personal item; checked bags usually cost extra."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Nashville to San Francisco?",
        "answer": "Flights from Nashville to San Francisco typically offer Economy and recliner-style First Class, with flat-bed Business class not common on this domestic route."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies differ by carrier and fare type; flexible and premium cabin tickets often allow same‑day changes or standby, while basic economy typically does not."
      }
    }
  }
}