{"response": {"Key": "GRU-SFO", "orig": {"code": "GRU", "type": "airport", "city": "São Paulo", "fullCity": "São Paulo, São Paulo", "airport": "Guarulhos Intl Airport"}, "dest": {"code": "SFO", "type": "airport", "city": "San Francisco", "fullCity": "San Francisco, California", "airport": "San Francisco Intl Airport"}, "faq": {"q3": {"question": "What are the ground transportation options in San Francisco?", "answer": "San Francisco International Airport offers several ground transportation options to the city center. BART rapid rail is the fastest and most-used public transit, with a station in the International Terminal connected to all terminals via AirTrain. Ride-share services like Lyft and Uber pick up on Level 5 of the Domestic Garage, while taxis are available at the arrivals curb. Rental cars are centralized at the Rental Car Center, accessible by AirTrain, and many hotels provide complimentary shuttles. Waymo autonomous rides are also available for select passengers at the Rental Car Center.", "toolsUsed": [], "references": [{"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": "2026-04-08T21:19:40Z"}, {"url": "https://flysfo.com/de/node/10188", "title": "Ground Transportation | San Francisco International Airport", "favicon": "https://flysfo.com/themes/custom/blueskies/favicon.ico", "time_published": "2026-04-08T21:19:40Z"}, {"url": "https://en.wikipedia.org/wiki/SFO", "title": "San Francisco International Airport", "time_published": "2026-04-27T05:13:36Z"}, {"url": "https://en.wikipedia.org/wiki/San_Francisco_International_Airport", "title": "San Francisco International Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-07-18T07:52:09Z"}, {"url": "https://www.flysfo.com/pt-br", "title": "Home Page | San Francisco International Airport", "time_published": "2026-01-01T00:00:00Z"}]}, "q4": {"question": "When is the cheapest time to fly from São Paulo to San Francisco?", "answer": "The cheapest months to fly from São Paulo to San Francisco are May (around $906), February ($925), and March ($928). The most expensive months are December ($1,297), July ($1,062), and January ($1,031).", "methodology": "This 'good deal' estimate shows a representative best price for each departure date across roughly a 12-month window (about 3 months back and 9 months forward). It is built from real flight prices found by Priceline users searching this route, accumulated into a price history for each departure date. Rather than weighting all of that history equally, we apply exponential time decay so recent prices dominate — a price seen yesterday counts almost in full, one from about a month ago roughly a third, and prices from a few months back very little — giving a figure that tracks today's market instead of a stale long-run average. Clear price outliers are removed before any calculation, departure dates with no observations are filled in from nearby dates, and the resulting curve is lightly smoothed so it reads as a clean seasonal trend rather than day-to-day noise. For this route, fares for the requested travel direction were unavailable, so the pattern shown is derived from the reverse direction, which shares the same seasonal demand cycle.", "toolsUsed": ["seasonal_prices"]}, "q5": {"question": "How far in advance should I book tickets from São Paulo to San Francisco?", "answer": "For the best fare from São Paulo to San Francisco, book roughly 6 to 9 weeks before departure, when average prices are around $1,004. The single cheapest day to book is 45 days out at $994, while last-minute tickets 20 days before cost about $1,058. For summer and holiday travel, aim for the earlier side of that window or even slightly beyond, as demand pushes optimal booking further out.", "methodology": "This booking-window guidance is built from the same real flight prices found by Priceline users searching this route, re-grouped by how many days before departure each price was seen (from the departure day out to about 180 days ahead) across the route's price history. At each booking lead time we report the 25th-percentile price — the cheaper end of what travelers were quoted, rather than the rock-bottom minimum (which can be a fluke) or the average (which is pulled up by expensive last-minute fares). The buy-or-wait advice then applies a risk premium that grows as departure approaches, since seat availability shrinks and prices become less predictable; using that adjusted curve we flag windows where waiting is likely to save a meaningful amount (at least $20 or 5%) versus windows where booking now is the better call. Isolated single-day recommendations are filtered out, so the advice only reflects a window that holds for several days in a row. For this route, fares for the requested travel direction were unavailable, so the pattern shown is derived from the reverse direction, which shares the same seasonal demand cycle.", "toolsUsed": ["booking_timing"]}, "q6": {"question": "Are overnight (red‑eye) flights available from São Paulo to San Francisco?", "answer": "No nonstop red‑eye flights operate from São Paulo (GRU) to San Francisco. Connecting itineraries whose long overnight leg is a red‑eye are available, with departures typically between 9:30 PM and 11:15 PM from GRU. For example, American Airlines departs at 10:00 PM arriving Dallas‑Fort Worth at 6:15 AM (next morning), United departs at 9:50 PM arriving Houston at 5:45 AM, and LATAM departs at 10:50 PM arriving New York JFK at 7:45 AM — all then connect onward to SFO. Other connecting hubs include Chicago, Washington Dulles, Miami, Los Angeles, and Boston.", "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"]}, "q8": {"question": "If I need a connection, what are common layover cities between São Paulo and San Francisco?", "answer": "Common layovers include Panama City, Houston, Dallas/Fort Worth, and Miami. Panama City offers efficient Copa Airlines connections with visa‑free transit for many nationalities. Houston and Dallas provide extensive United and American networks with reliable onward flights. Miami serves as a major American Airlines hub with frequent connections to San Francisco."}, "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 São Paulo to San Francisco?", "answer": "Bring a passport valid for at least six months beyond your stay, a valid U.S. visa or ESTA authorization, proof of onward or return travel, a payment method for baggage fees, and any required vaccination certificates."}, "q12": {"question": "Which airport should I use in San Francisco?", "answer": "San Francisco International is the main airport, 13 miles south of downtown. Oakland International and San Jose International are alternatives: Oakland is across the bay and popular with low‑cost carriers, while San Jose serves Silicon Valley."}, "q13": {"question": "How do I get to Guarulhos Intl Airport from the city center?", "answer": "From downtown São Paulo to Guarulhos Airport, the fastest and most popular option is the Airport Bus Service operated by EMTU, with comfortable coaches departing from key points like Tatuapé Metro Station and Barra Funda Terminal, taking about 40–60 minutes depending on traffic. Taxis and ride‑share services (Uber, 99) offer door‑to‑door convenience at a higher cost, with travel times around 40 minutes to over an hour. A limited train connection exists via CPTM Line 13‑Jade, linking Engenheiro Goulart Station to the airport, but it requires a transfer from the metro and is less direct. Driving and parking are possible with several on‑airport lots, though costs are higher than public transit and traffic can be unpredictable.", "toolsUsed": [], "references": [{"url": "https://www.gru.com.br/en/passenger/to-from-gru-airport/airline-buses", "title": "To/From the Airport -", "favicon": "https://www.gru.com.br/comum/images/favicon.ico?rev=23", "time_published": "2026-06-16T08:02:37Z"}, {"url": "https://www.gru.com.br/en/passenger/discover-gru/cias-aereas/Details?code=12", "title": "Discover GRU - Airlines", "favicon": "https://www.gru.com.br/comum/images/favicon.ico?rev=23", "time_published": "2026-06-14T09:21:14Z"}, {"url": "https://en.wikipedia.org/wiki/S%C3%A3o_Paulo%E2%80%93Guarulhos_International_Airport", "title": "São Paulo/Guarulhos International Airport - Wikipedia", "time_published": "2026-03-10T15:42:53Z"}, {"url": "https://en.wikipedia.org/wiki/S%C3%A3o%20Paulo%2FGuarulhos%20International%20Airport", "title": "São Paulo/Guarulhos International Airport", "time_published": "2026-04-25T20:24:25Z"}, {"url": "https://www.gru.com.br/en", "title": "GRU Airport - Aeroporto Internacional de São Paulo - Site Oficial", "favicon": "https://www.gru.com.br/comum/images/favicon.ico?rev=23", "time_published": "2026-07-17T07:26:42Z"}]}, "q14": {"question": "Are there hotels or sleeping facilities at San Francisco airport?", "answer": "San Francisco International Airport (SFO) does not have on‑site capsule hotels or sleeping pods, but the Grand Hyatt at SFO is directly connected to the airport via the AirTrain and is located on airport property. In addition, several nearby hotels such as the San Francisco Airport Marriott Waterfront and The Westin San Francisco Airport offer complimentary shuttle service to and from the terminals.", "toolsUsed": [], "references": [{"url": "https://www.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://www.marriott.com/en-us/hotels/sfobg-san-francisco-airport-marriott-waterfront/overview/?EM=DNM_SANFRANCISCOAIRPORTMARRIOTT.COM", "title": "SFO Airport Hotel | San Francisco Airport Marriott Waterfront", "time_published": "2025-02-19T00:00:00Z"}, {"url": "https://www.marriott.com/en-us/hotels/sfowi-the-westin-san-francisco-airport/overview/?scid=f2ae0541-1279-4f24-b197-a979c79310b0", "title": "The Westin San Francisco Airport (Official Site) - SFO Hotel", "time_published": "2025-02-19T00:00:00Z"}, {"url": "https://www.flysfo.com/passengers/shop-dine-relax?content_type=things_to_do&location=3&sort_by=random", "title": "Shop/Dine/Relax | San Francisco International Airport", "time_published": "2025-10-22T23:13:26Z"}, {"url": "https://www.flysfo.com/passengers/shop-dine-relax?content_type=All&gate_area=All&https://www.flysfo.com/passengers/shop-dine-relax?https://www_flysfo_com/passengers/shop-dine-relax?https://www_flysfo_com/passengers/shop-dine-relax?location=2&location=1659&security=All&service_tags=All&sort_by=random", "title": "Shop/Dine/Relax | San Francisco International Airport", "time_published": "2025-10-22T23:13:26Z"}, {"url": "http://www.flysfo.com/de/node/14691", "title": "Press Releases | San Francisco International Airport", "time_published": "2025-07-09T15:54:20Z"}]}, "q15": {"question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at San Francisco Intl Airport?", "answer": "San Francisco International Airport offers currency exchange services, a reflection room that includes a prayer room for quiet meditation, and free Wi‑Fi throughout the terminals. The currency exchange and reflection room are part of the airport's passenger services, and the free Wi‑Fi is available airport‑wide.", "toolsUsed": [], "references": [{"url": "https://flysfo.com/passengers/shop-dine-relax", "title": "Shop/Dine/Relax | San Francisco International Airport", "time_published": "2026-03-12T16:15:43Z"}, {"url": "http://www.flysfo.com/welcome-terminal-3", "title": "Welcome to Terminal 3 | San Francisco International Airport", "favicon": "http://www.flysfo.com/themes/custom/blueskies/favicon.ico", "time_published": "2026-05-08T21:34:33Z"}, {"url": "https://en.wikipedia.org/wiki/San_Francisco_International_Airport", "title": "San Francisco International Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-07-18T07:52:09Z"}, {"url": "https://en.wikipedia.org/wiki/San%20Francisco%20International%20Airport", "title": "San Francisco International Airport", "time_published": "2026-04-28T21:12:40Z"}, {"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"}]}, "q16": {"question": "Are there accessible services or children's facilities at the São Paulo and San Francisco airports?", "answer": "At São Paulo/Guarulhos (GRU), a 'Meet and Assist' service is available to support travelers with disabilities, and diaper-changing rooms are provided; it's best to contact your airline directly at least 48 hours before travel to arrange wheelchair or guided assistance. San Francisco International (SFO) offers wheelchair and guided assistance through your airline, with advance reservation recommended, and features a sensory room near Gate C2 in Harvey Milk Terminal 1 designed for neurodivergent travelers, along with companion care restrooms and adult changing tables post-security.", "toolsUsed": [], "references": [{"url": "https://www.gru.com.br/en", "title": "GRU Airport - Aeroporto Internacional de São Paulo - Site Oficial", "favicon": "https://www.gru.com.br/comum/images/favicon.ico?rev=23", "time_published": "2026-07-17T07:26:42Z"}, {"url": "https://en.wikipedia.org/wiki/S%C3%A3o_Paulo-Guarulhos_International_Airport", "title": "São Paulo/Guarulhos International Airport - Wikipedia", "time_published": "2004-06-12T00:00:00Z"}, {"url": "https://en.wikipedia.org/w/index.php?oldid=1358229271&title=S%C3%A3o_Paulo/Guarulhos_International_Airport", "title": "São Paulo/Guarulhos International Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2004-06-12T11:26:17Z"}, {"url": "https://www.gru.com.br/en/passenger/noticias-detalhe?code=365", "title": "Website - Inglês News", "favicon": "https://www.gru.com.br/comum/images/favicon.ico?rev=23", "time_published": "2026-07-19T10:55:09Z"}, {"url": "https://www.gru.com.br/en/passenger/discover-gru/cias-aereas/Details?code=12", "title": "Discover GRU - Airlines", "favicon": "https://www.gru.com.br/comum/images/favicon.ico?rev=23", "time_published": "2026-06-14T09:21:14Z"}, {"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": "2026-07-15T18:51:14Z"}, {"url": "https://www.flysfo.com/about/contact-sfo", "title": "Contact SFO | San Francisco International Airport", "favicon": "https://www.flysfo.com/themes/custom/blueskies/favicon.ico", "time_published": "2026-04-15T15:55:46Z"}, {"url": "https://en.wikipedia.org/wiki/SFO", "title": "San Francisco International Airport", "time_published": "2026-04-27T05:13:36Z"}, {"url": "https://en.wikipedia.org/wiki/San_Francisco_International_Airport", "title": "San Francisco International Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-07-18T07:52:09Z"}, {"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"}]}, "q17": {"question": "What aircraft are typically used on flights from São Paulo to San Francisco?", "answer": "There is no nonstop service from São Paulo (GRU) to San Francisco (SFO). On connecting itineraries the long-haul leg is most often operated by a Boeing 787-9, which appears on the majority of one-stop routings — via Dallas/Fort Worth, Houston, New York JFK, Boston, or Los Angeles — with American, United, and LATAM. Other widebody aircraft that appear on the route include the Boeing 787-10, Boeing 787-8, Boeing 777-300ER, and Boeing 767-400, while the shorter connecting legs are typically narrow-body jets like the 737 MAX 9, A321, or 737-800. The exact aircraft can vary by day and airline, and Wi‑Fi and seatback entertainment are widely available on these carriers.", "methodology": "Aircraft types are taken from the equipment each operating carrier schedules on this route, drawn from published airline timetables and airline equipment schedules in our flight-schedule database. They describe typical scheduled aircraft and can vary with seasonal or day-of-week assignments and last-minute equipment swaps.", "toolsUsed": ["route_aircraft"]}, "q18": {"question": "Which airline alliances serve flights from São Paulo to San Francisco?", "answer": "Connecting flights from São Paulo to San Francisco are operated by oneworld (American Airlines) and Star Alliance (United, Copa), while LATAM also serves the route but belongs to no global 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"]}, "q20": {"question": "What are the best airport lounge options when departing from São Paulo?", "answer": "At São Paulo/Guarulhos International Airport (GRU), departing passengers can access several lounges. The Star Alliance Lounge in Terminal 3 (7 am–3 pm) admits first/business class and Gold cardholders of member airlines, along with Priority Pass and select premium cardholders, and offers showers, food, drinks, and Wi-Fi. The American Express Executive Lounge (Terminal 3, 11 am–2 am) is available to business class passengers on Air France, Alitalia, Emirates, KLM, and Qatar, as well as Priority Pass and Amex cardholders, with showers and day passes from $50–$70. Additionally, the Advantage VIP Lounge in Terminal 2 (domestic) accepts Priority Pass and provides Wi-Fi, TVs, beer and wine, and children's rooms. Independent options include Plaza Premium Lounges in Terminal 2, W Premium Lounges in Terminals 2 and 3, and the landside Plaza Premium Lounge, all accessible via Priority Pass or day passes.", "toolsUsed": [], "references": [{"url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/GRU", "title": "American Express Lounges at Sao Paulo–Guarulhos International Airport | Amex US", "time_published": "2026-05-01T00:00:00Z"}, {"url": "https://my.prioritypass.com/en-GB/lounges/brazil/sao-paulo-guarulhos-governador-andre-franco-montoro-international", "title": "Governador André Franco Montoro International Airport Of Cumbica/Guarulhos/São Paulo GRU Lounges - GRU Airport Guide and lounges.  | Priority Pass", "time_published": "2024-11-05T00:00:00Z"}, {"url": "https://www.gru.com.br/en/passenger/discover-gru/relax/", "title": "Discover GRU - Relax - Relax", "favicon": "https://www.gru.com.br/comum/images/favicon.ico?rev=23"}, {"url": "https://americanexpress.com/en-au/travel/lounges/the-platinum-card/GRU/Advantage-VIP-Lounge-Terminal-2-Domestic-6vBACis2Mz", "title": "Advantage VIP Lounge at Sao Paulo–Guarulhos International Airport | Amex AU", "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"}, {"url": "https://www.gru.com.br/en", "title": "GRU Airport - Aeroporto Internacional de São Paulo - Site Oficial", "favicon": "https://www.gru.com.br/comum/images/favicon.ico?rev=23", "time_published": "2026-07-17T07:26:42Z"}]}, "q21": {"question": "What is the baggage allowance on this route from São Paulo to San Francisco?", "answer": "Baggage rules depend on the airline and fare type. Basic economy tickets usually exclude checked bags, while standard international economy often includes one checked bag and a carry‑on. Premium cabins and higher fares allow additional checked bags."}, "q22": {"question": "What cabin and seat options are typical from São Paulo to San Francisco?", "answer": "Flights from São Paulo to San Francisco typically offer Economy, often Premium Economy, and flat‑bed Business class across multiple carriers."}, "q23": {"question": "Are same‑day changes or standby possible on this route?", "answer": "Policies vary by airline and fare class; flexible and premium‑cabin tickets often permit same‑day changes or standby, while Basic Economy typically does not."}}}}