{
  "response": {
    "Key": "BCN-SFO",
    "orig": {
      "code": "BCN",
      "type": "airport",
      "city": "Barcelona",
      "fullCity": "Barcelona, Spain",
      "airport": "El Prat 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 Barcelona to San Francisco?",
        "answer": "The flight from Barcelona to San Francisco is about 5,960 miles. Nonstop flights typically take 13 hours westbound, with the return leg to Barcelona about 1 hour 30 minutes shorter at 11 hours 30 minutes, a difference driven by prevailing winds. Iberia, Level, and United all operate nonstop service on this 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"
        ]
      },
      "q2": {
        "question": "Are there visa requirements to travel from Barcelona to San Francisco?",
        "answer": "For Spanish nationals traveling from Barcelona to San Francisco, a visa is not required for a short tourist visit — entry is visa-free under the Visa Waiver Program, with a permitted stay of up to 90 days. However, an ESTA electronic travel authorization must be obtained before travel. This applies to Spanish passport holders specifically.\n\nThis is general guidance to help you plan, not official immigration advice — entry rules can change and can depend on your nationality and circumstances, so please confirm the current requirements with the relevant embassy or official government source before you travel.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/Visa_policy_of_the_United_States",
            "title": "Visa policy of the United States",
            "favicon": "https://en.wikipedia.org/static/favicon/wikipedia.ico"
          },
          {
            "url": "https://www.gov.uk/foreign-travel-advice/usa/entry-requirements",
            "title": "United States entry requirements — GOV.UK",
            "favicon": "https://www.gov.uk/favicon.ico"
          },
          {
            "url": "https://uscis.gov/working-in-the-united-states/temporary-visitors-for-business/wb-temporary-business-visitor-under-visa-waiver-program",
            "title": "WB Temporary Business Visitor under Visa Waiver Program | USCIS"
          },
          {
            "url": "https://uscis.gov/working-in-the-united-states/temporary-visitors-for-business",
            "title": "Temporary Visitors for Business | USCIS"
          },
          {
            "url": "https://www.cbp.gov/travel/international-visitors/visa-waiver-program/requirements-immigrant-and-nonimmigrant-visas",
            "title": "Requirements for Immigrant and Nonimmigrant Visas | U.S. Customs and Border Protection"
          },
          {
            "url": "https://www.cbp.gov/travel/international-visitors/applying-admission-united-states",
            "title": "Admission into United States | U.S. Customs and Border Protection"
          },
          {
            "url": "https://esta.cbp.dhs.gov/",
            "title": "Official ESTA Application Website - Home"
          }
        ],
        "preopenedReferences": true,
        "stageOnly": true
      },
      "q3": {
        "question": "What are the ground transportation options in San Francisco?",
        "answer": "San Francisco International Airport (SFO) offers several ground transportation options, with BART rapid rail being the fastest and most-used way to reach the city center, connecting directly from the International Terminal. Ride-share services like Lyft and Uber pick up on Level 5 of the Domestic Garage, while taxis wait at the center islands outside Arrivals, and autonomous Waymo rides are available for select passengers. Rental cars are accessible via the AirTrain Blue Line at the central Rental Car Center, and public buses (SamTrans Route 292) stop directly at terminals, with Caltrain commuter rail reachable by a short BART transfer to Millbrae. Hotel shuttles and private airporters like Marin Airporter also serve the airport. For most travelers heading downtown, BART is the recommended choice for speed, affordability, and avoiding traffic.",
        "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 Barcelona to San Francisco?",
        "answer": "Average fares from Barcelona to San Francisco bottom out around $434 in late January, making that the cheapest stretch to fly. September, January, and October are the cheapest months overall, averaging $443–$452, while late December is the most expensive period at about $587 on average. December, June, and July are the priciest months, with averages climbing to $527–$556.",
        "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 Barcelona to San Francisco?",
        "answer": "For Barcelona to San Francisco, the best fares are typically found by booking 4-6 weeks before departure, averaging around $388, with the absolute cheapest single price at 30 days out ($386). Booking much further in advance is notably more expensive — 175 days out averages $582 — so waiting until about a month prior is the sweet spot. Summer and holiday periods tend to push optimal booking slightly earlier, as demand spikes and cheap seats sell out faster.",
        "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 Barcelona to San Francisco?",
        "answer": "No overnight (red-eye) flights operate from Barcelona to San Francisco — the schedule shows no nonstop red-eyes and no connecting itineraries with a red-eye long leg on this route.",
        "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 Barcelona to San Francisco?",
        "answer": "United and Iberia (operated by Level) fly nonstop from Barcelona to San Francisco. United operates a daily flight with a median fare around $1,040, while Iberia/Level runs four flights per week on Tuesday, Thursday, Saturday, and Sunday with a median fare of about $1,055.",
        "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 Barcelona and San Francisco?",
        "answer": "Common layover cities include Lisbon, London, Paris, and Amsterdam. Lisbon offers a southern routing with efficient single-terminal transfers. London, Paris, and Amsterdam provide extensive onward connections to San Francisco and, for eligible passengers, visa‑free transit through their respective international zones."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to San Francisco?",
        "answer": "September to November offers the warmest, sunniest weather with fewer tourists than summer."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Barcelona to San Francisco?",
        "answer": "Bring a passport valid for at least six months, an ESTA authorization or valid U.S. visa, proof of onward travel, a payment method for baggage, and check CDC requirements for any vaccination certificates."
      },
      "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 common alternative for low-cost carriers, while San Jose International serves the South Bay but is farther from central San Francisco."
      },
      "q13": {
        "question": "How do I get to El Prat Airport from the city center?",
        "answer": "Barcelona-El Prat Airport is well connected to the city center by several options. The Aerobús shuttle bus is the most popular and convenient, running frequently from Plaça de Catalunya and Plaça d'Espanya with a journey of about 35 minutes. Public transportation includes the R2 Nord train line from Sants, Passeig de Gràcia, and El Clot-Aragó stations, which takes around 25 minutes, as well as metro line L9 Sud from Zona Universitària or Fira. Taxis and ride-share services offer door-to-door convenience, typically taking 20-30 minutes depending on traffic, while driving yourself is possible but parking at the airport is relatively expensive and best reserved in advance.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.aena.es/en/josep-tarradellas-barcelona-el-prat/getting-there/bus.html",
            "title": "How to get here by bus | JT Barcelona-El Prat Airport | Aena",
            "favicon": "https://www.aena.es/publica/assets/images/favico.svg"
          },
          {
            "url": "https://www.aena.es/es/josep-tarradellas-barcelona-el-prat/como-llegar/tren.html",
            "title": "Cómo llegar en tren | Aeropuerto JT Barcelona-El Prat | Aena",
            "favicon": "https://www.aena.es/publica/assets/images/favico.svg"
          },
          {
            "url": "https://www.aena.es/es/josep-tarradellas-barcelona-el-prat/como-llegar/autobus.html",
            "title": "Cómo llegar en autobús | Aeropuerto JT Barcelona-El Prat | Aena",
            "favicon": "https://www.aena.es/publica/assets/images/favico.svg"
          },
          {
            "url": "https://www.aena.es/es/josep-tarradellas-barcelona-el-prat/servicios-del-aeropuerto/transporte-gratuito-entre-terminales.html",
            "title": "Transporte entre terminales | Aeropuerto JT Barcelona-El Prat | Aena",
            "favicon": "https://www.aena.es/publica/assets/images/favico.svg"
          },
          {
            "url": "https://www.aena.es/ca/josep-tarradellas-barcelona-el-prat/serveis-de-l-aeroport/transport-gratuit-entre-terminals.html",
            "title": "Transport entre terminals | Aeroport JT Barcelona-El Prat | Aena",
            "favicon": "https://www.aena.es/publica/assets/images/favico.svg"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at San Francisco airport?",
        "answer": "San Francisco Airport has the Grand Hyatt at SFO, an upscale hotel located right at the airport and reachable in about 5 minutes via the AirTrain with no shuttle required. For a more budget-friendly option, FreshenUp in the International Terminal offers private nap rooms and showers, with overnight nap rooms available from 7 PM to 7 AM. Several other hotels like The Westin and Aloft are within about a mile of the airport 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 (SFO) offers a Reflection Room for quiet self-reflection and meditation, which includes a prayer room. Free Wi-Fi is available throughout the airport. Currency exchange services are available at SFO, with locations in the International Terminal and other terminals. The Reflection Room is located in the International Terminal, and currency exchange counters can be found near the arrivals and departures areas.",
        "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 Barcelona and San Francisco airports?",
        "answer": "Barcelona-El Prat Airport offers a Meet & Assist service for passengers with reduced mobility or special needs, which can be booked online at least 48 hours in advance and includes a dedicated agent to accompany the traveler through the airport. San Francisco International Airport provides extensive accessibility support, including wheelchair assistance arranged through your airline, TSA Cares screening help (call at least 72 hours ahead), a Sensory Room in Terminal 1 for neurodivergent travelers, companion care restrooms, and visual paging. Both airports have ramps, service animal access, and TTY phones for deaf or hard-of-hearing passengers, and SFO's Sensory Room includes a realistic aircraft cabin to help children and anxious flyers prepare for their trip.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://serviciosvip.aena.es/vip/es/aeropuertos/josep-tarradellas-barcelona-el-prat/servicios-asistencia-pasajeros/meet-and-assist",
            "title": "Servicios de asistencia en el Aeropuerto de Josep Tarradellas Barcelona El Prat - Aena Servicios VIP",
            "favicon": "https://serviciosvip.aena.es/vip"
          },
          {
            "url": "https://www.aena.es/en/josep-tarradellas-barcelona-el-prat/airport-services/categories-and-terminals/information-and-meeting-points.html",
            "title": "Meeting points | JT Barcelona-El Prat Airport | Aena",
            "favicon": "https://www.aena.es/publica/assets/images/favico.svg"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Barcelona_airport",
            "title": "Josep Tarradellas Barcelona–El Prat Airport - Wikipedia",
            "time_published": "2026-03-24T04:59:39Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Josep_Tarradellas_Barcelona%E2%80%93El_Prat_Airport",
            "title": "Josep Tarradellas Barcelona–El Prat Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-12T10:49:23Z"
          },
          {
            "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 Barcelona to San Francisco?",
        "answer": "United Airlines operates the most flights on this route, using the Boeing 777 family. Iberia and LEVEL also fly nonstop from Barcelona to San Francisco, both using the Airbus A330-200.",
        "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 Barcelona to San Francisco?",
        "answer": "United Airlines (Star Alliance) and Iberia (oneworld) operate nonstop flights from Barcelona to San Francisco, with Iberia's service also sold as Level (LL), which is not a member of any alliance. No SkyTeam carriers fly this route nonstop.",
        "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 Barcelona?",
        "answer": "Barcelona–El Prat has five lounges for departing passengers: Premium VIP Lounge, Sala VIP Pau Casals, Sala VIP Miro, and Sala VIP Colomer in Terminal 1, plus Sala VIP Canudas in Terminal 2. The Premium VIP Lounge operates from 07:00 to 22:00, Sala VIP Pau Casals from 04:30 to 23:50, Sala VIP Miro and Sala VIP Colomer from 06:00 to 21:00, and Sala VIP Canudas from 06:00 to 21:00. Restaurant vouchers are also available at ALAS in Terminal 1 and Enrique Tomas in Terminal 2, though specific lounge entry requirements vary by access program.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://my.prioritypass.com/en-GB/lounges/spain/barcelona-el-prat",
            "title": "Barcelona El Prat Josep Tarradellas Airport BCN Lounges - BCN Airport Guide and lounges. | Priority Pass",
            "favicon": "https://my.prioritypass.com/icon.png?a4ff481221414a5c"
          },
          {
            "url": "https://www.prioritypass.com/en-GB/lounges/spain/barcelona-el-prat",
            "title": "Barcelona El Prat Josep Tarradellas Airport BCN Lounges - BCN Airport Guide and lounges. | Priority Pass",
            "favicon": "https://www.prioritypass.com/icon.png?a4ff481221414a5c"
          },
          {
            "url": "https://prioritypass.com/ja-JP/lounges/spain/barcelona-el-prat",
            "title": "Barcelona El Prat Josep Tarradellas Airport BCN Lounges - BCN Airport Guide and lounges. | Priority Pass",
            "favicon": "https://prioritypass.com/icon.png?a4ff481221414a5c"
          },
          {
            "url": "https://americanexpress.com/it-it/travel/lounges/the-platinum-card/BCN",
            "title": "Lounges American Express a Aeroporto di Barcellona-El Prat | Amex IT",
            "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"
          },
          {
            "url": "https://aa.com/i18n/travelInformation/destinationInformation/bcn-airport.jsp?locale=en_ES",
            "title": "Barcelona, Spain (BCN)",
            "favicon": "https://aa.com/content/images/chrome/rebrand/favicon.png"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Barcelona to San Francisco?",
        "answer": "Baggage rules for Barcelona to San Francisco depend on the airline and fare type. Basic economy tickets are restrictive and may not include a checked bag, while standard international economy fares typically allow one checked bag and a carry-on. Premium cabins offer more generous allowances."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Barcelona to San Francisco?",
        "answer": "Flights from Barcelona to San Francisco typically feature Economy, Premium Economy, and flat-bed Business class, with First class limited to select airlines."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies vary by airline and fare; flexible and premium cabin tickets often permit same‑day changes or standby, while Basic Economy typically does not."
      }
    }
  }
}