{ "response": { "Key": "US-SFO", "orig": { "code": "US", "type": "country", "country": "United States" }, "dest": { "code": "SFO", "type": "airport", "city": "San Francisco", "fullCity": "San Francisco, California", "airport": "San Francisco Intl Airport" }, "faq": { "q0": { "question": "From which cities in United States can I fly to San Francisco?", "answer": "You can fly nonstop to San Francisco from 80 US cities, with the busiest gateways including Los Angeles (over 700 weekly flights), San Diego, Seattle, New York, Chicago, Denver, Phoenix, Santa Ana, Las Vegas, and Boston. From the West Coast, flights are short — around 90 minutes from Los Angeles or Santa Ana — while transcontinental routes from New York or Boston take roughly six and a half hours. Most major US carriers serve the route, offering frequent daily departures and plenty of red-eye options from the East Coast and Midwest. Travelers typically choose their departure city based on proximity and flight frequency: those near a major hub enjoy the most nonstop choices, while passengers from smaller markets often connect through hubs like Denver, Chicago, or Dallas.", "methodology": "The U.S. departure cities with nonstop service to this destination and their 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 identify every U.S. airport with scheduled nonstop service, group airports into their metropolitan areas, and rank cities by scheduled weekly departures.", "toolsUsed": [ "country_to_city" ] }, "q1": { "question": "How long is the flight from United States to San Francisco?", "answer": "Nonstop flights to San Francisco from major U.S. cities are quick: Los Angeles takes about 1.5 hours, New York around 6.5 hours, and Chicago roughly 4.75 hours. From other cities without nonstop service, a typical one-stop flight adds 2–4 hours depending on the connection, though actual times vary by routing.", "methodology": "Flight times from each U.S. departure city 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 time is the median scheduled duration of that city's nonstop services to this destination.", "toolsUsed": [ "country_to_city" ] }, "q2": { "question": "Are there direct flights from United States to San Francisco?", "answer": "Yes, there are extensive non-stop flights from across the United States to San Francisco. Major non-stop city pairs include Los Angeles (LAX) to San Francisco with over 700 weekly flights on airlines like Southwest, United, Delta, Alaska, American, and Frontier; New York (JFK) to San Francisco with about 440 weekly flights on United, Alaska, American, JetBlue, and Delta; and Chicago (ORD) to San Francisco with around 389 weekly flights on Southwest, United, American, and Alaska. In total, 80 U.S. cities have non-stop service, ranging from short hops like Santa Ana (about 90 minutes) to longer transcontinental flights from Boston and Washington (around 6.5 hours).", "methodology": "Nonstop service is identified from the scheduled operating flights in 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); a destination with no scheduled nonstop from the United States is reported as having none.", "toolsUsed": [ "country_to_city" ] }, "q3": { "question": "Which cities in United States are usually cheapest or easiest for flying to San Francisco?", "answer": "San Diego is the cheapest U.S. origin for flights to San Francisco, with round-trip fares as low as $37, followed by Los Angeles at $58 round-trip. Other low-cost departure cities include Las Vegas at $65, Phoenix at $106, Denver at $122, and Portland at $142. Overall, 29 U.S. cities offer service to San Francisco, with typical round-trip fares around $345.", "methodology": "These fares come from a large sample of the real airfares Priceline shoppers found for flights from U.S. departure cities to this destination, grouped by origin city, day of the week, time of day and how far ahead the trip was booked. Prices are round trip in U.S. dollars unless noted and are refreshed regularly.", "toolsUsed": [ "dest_flight_pricing" ] }, "q4": { "question": "Which airlines fly from United States to San Francisco?", "answer": "United, Delta, American, Southwest, Alaska, JetBlue, Spirit, and Frontier fly nonstop to SFO from many US cities. United, Delta, and American are in Star Alliance, SkyTeam, and oneworld respectively, while Alaska partners with oneworld.", "methodology": "Airlines are the operating carriers scheduled on nonstop services from each U.S. departure city, taken 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": [ "country_to_city" ] }, "q5": { "question": "When is the cheapest time to fly from United States to San Francisco?", "answer": "The cheapest months to fly to San Francisco are usually January and February, with midweek flights on Tuesdays and Wednesdays often costing less. Book around 3-4 weeks ahead for domestic trips, avoiding summer and major holidays like Thanksgiving and Christmas when prices rise." }, "q6": { "question": "How far in advance should I book flights from United States to San Francisco?", "answer": "For flights from the United States to San Francisco, fares are typically lowest when booked about 5 weeks ahead of departure, so aim to book roughly a month in advance. Keep in mind that holidays and peak travel periods tend to sell out earlier, so it's wise to book sooner for those dates.", "methodology": "These fares come from a large sample of the real airfares Priceline shoppers found for flights from U.S. departure cities to this destination, grouped by origin city, day of the week, time of day and how far ahead the trip was booked. Prices are round trip in U.S. dollars unless noted and are refreshed regularly.", "toolsUsed": [ "dest_flight_pricing" ] }, "q8": { "question": "What is the baggage allowance on flights from United States to San Francisco?", "answer": "This is a domestic US route, so international allowances do not apply. Most mainline carriers charge for checked bags in economy, with basic economy often excluding full-size carry-ons. Southwest includes two checked bags. Premium cabins include at least two checked bags." }, "q9": { "question": "Are overnight or red eye flights available from United States to San Francisco?", "answer": "Yes, overnight and red-eye flights to San Francisco are common from many US cities. Most major gateways like New York, Chicago, Atlanta, and Dallas offer late-night departures that arrive in San Francisco the next morning, allowing travelers to maximize their evening and avoid a full day of travel. Shorter routes from the West Coast, such as Los Angeles or Seattle, also have red-eye options, though the flights are brief enough that some may land late the same evening. Travelers often prefer these flights to save on a hotel night and arrive ready for a full day.", "methodology": "Red-eye availability is flagged from the scheduled local departure and arrival times in 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), marking services that leave late at night and arrive the following morning.", "toolsUsed": [ "country_to_city" ] }, "q10": { "question": "What time of day is usually cheapest for flights from United States to San Francisco?", "answer": "Afternoon departures tend to be the cheapest time of day for flights to San Francisco, with fares around $288 versus a $336 average for other times. Morning and evening departures are typically a bit pricier, though the difference is modest.", "methodology": "These fares come from a large sample of the real airfares Priceline shoppers found for flights from U.S. departure cities to this destination, grouped by origin city, day of the week, time of day and how far ahead the trip was booked. Prices are round trip in U.S. dollars unless noted and are refreshed regularly.", "toolsUsed": [ "dest_flight_pricing" ] }, "q11": { "question": "Which airport will I arrive at and how do I get from San Francisco Intl Airport to downtown San Francisco?", "answer": "You will arrive at San Francisco International Airport (SFO), the main airport serving San Francisco. The fastest way into downtown is BART rapid rail, which departs directly from the International Terminal and takes about 30 minutes to reach downtown San Francisco. SamTrans public buses also serve the airport 24/7, and taxis, Lyft, Uber, and autonomous Waymo rides are available from designated pickup areas, with driving times to downtown typically around 25–40 minutes depending on 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" } ] }, "q12": { "question": "Which cabin and seat options are typical on flights from United States to San Francisco?", "answer": "Domestic flights to San Francisco typically offer economy and a domestic first class with larger seats, while premium economy and lie-flat business class appear only on select transcontinental routes." }, "q13": { "question": "Are there hotels or sleeping facilities at San Francisco airport?", "answer": "San Francisco International Airport has on-site nap rooms and shower facilities at Freshen Up!, located in the International Terminal G, Level 3, landside near the entrance to Boarding Area G. These private nap rooms are available during daytime hours with limited overnight availability, and no shuttle is required since they are inside the terminal. The Grand Hyatt at SFO is also connected to the airport via the AirTrain, about 5 minutes away, and several nearby hotels 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" } ] }, "q14": { "question": "What are the best airport lounge options at San Francisco airport?", "answer": "San Francisco International Airport has several lounge options, including The Club SFO in Terminal 1 (Priority Pass, day pass available, open 4:30 AM–11:30 PM), Alaska Lounge in Terminal 1 (additional fee applies), Delta Sky Club in Terminal 1, and The Centurion Lounge (temporary location) in Terminal 2. International Terminal A offers Golden Gate Lounge, China Airlines Dynasty Lounge, and Virgin Atlantic Clubhouse. The Club SFO features a children's play area, complimentary alcoholic drinks, and paid showers ($25), while the Virgin Atlantic Clubhouse is a well-regarded airline-branded lounge. Access typically depends on airline status, class of service, Priority Pass membership, or a day pass where offered.", "toolsUsed": [ "article_lookup" ], "references": [ { "url": "https://prioritypass.com/lounges/united-states-of-america/san-francisco-international", "title": "San Francisco International Airport SFO Lounges - SFO Airport Guide and lounges. | Priority Pass", "favicon": "https://prioritypass.com/icon.png?a4ff481221414a5c", "time_published": "2026-06-30T08:24:25Z" }, { "url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/SFO", "title": "American Express Lounges at San Francisco International Airport | Amex US", "time_published": "2026-01-01T00:00:00Z" }, { "url": "https://www.delta.com/us/en/airports/united-states/san-francisco-sky-club-airport-map", "title": "San Francisco (SFO) Airport Map & Lounges | Delta Air Lines", "favicon": "https://www.delta.com/content/dam/delta-applications/dlhome/favicon.ico" }, { "url": "https://www.prioritypass.com/en-GB/lounges/united-states-of-america/san-francisco-international/sfo20-the-club-sfo", "title": "The Club SFO SFO AIRPORT Terminal 1 San Francisco CA Intl | Priority Pass", "time_published": "2024-11-05T00:00:00Z" }, { "url": "https://americanexpress.com/en-us/travel/lounges/delta-reserve/SFO", "title": "American Express Lounges at San Francisco International Airport | Amex US", "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png" } ] }, "q15": { "question": "What is the cheapest day of the week to fly from United States to San Francisco?", "answer": "The cheapest day of the week to fly from the United States to San Francisco is Wednesday, when the typical fare is $379 compared with a weekly average of $411. Midweek departures generally beat weekend travel, so booking a Wednesday flight can save you roughly $32 on average.", "methodology": "These fares come from a large sample of the real airfares Priceline shoppers found for flights from U.S. departure cities to this destination, grouped by origin city, day of the week, time of day and how far ahead the trip was booked. Prices are round trip in U.S. dollars unless noted and are refreshed regularly.", "toolsUsed": [ "dest_flight_pricing" ] } } } }