{
  "response": {
    "Key": "MAA-SFO",
    "orig": {
      "code": "MAA",
      "type": "airport",
      "city": "Chennai",
      "fullCity": "Chennai, India",
      "airport": "Chennai Intl Airport"
    },
    "dest": {
      "code": "SFO",
      "type": "airport",
      "city": "San Francisco",
      "fullCity": "San Francisco, California",
      "airport": "San Francisco Intl Airport"
    },
    "faq": {
      "q1": {
        "question": "Are there any direct flights from Chennai to San Francisco?",
        "answer": "There are no nonstop flights from Chennai (MAA) to San Francisco (SFO). The shortest connecting routings take about 23 hours and typically involve one stop; common one‑stop patterns route through Hong Kong (Cathay Pacific), Frankfurt (United/Lufthansa), Delhi (Air India), or Dubai (Emirates). Air India offers the lowest median fare among the one‑stop carriers at around $1,284, while overall median one‑stop fares run about $1,738.",
        "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. Stop counts, connecting hubs, and per-airline prices are drawn from a large sample of the real fares Priceline users found on this route in the last 72 hours. We group those fares by number of stops, by the hub airport a connection routes through, and by operating airline, and report each group's share of the sample alongside its lowest and median price.",
        "toolsUsed": [
          "route_airlines",
          "flight_schedule",
          "route_options"
        ]
      },
      "q3": {
        "question": "What are the ground transportation options in San Francisco?",
        "answer": "San Francisco International Airport offers several ground transportation options: BART rapid rail is the fastest and most-used way to downtown San Francisco, with frequent service from the International Terminal. Ride-share apps like Uber, Lyft, and Wingz pick up on Level 5 of the Domestic Garage, while taxis wait at the center islands outside Arrivals. SamTrans buses (Route 292 and late-night owl routes) and Caltrain via a short BART transfer to Millbrae provide cheaper mass transit, and rental cars are available at the consolidated Rental Car Center via the AirTrain Blue Line. BART is generally the most popular and efficient choice for most travelers heading into the city center.",
        "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"
          }
        ]
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from Chennai to San Francisco?",
        "answer": "No overnight (red‑eye) flights operate from Chennai (MAA) to San Francisco (SFO) — there are no nonstop red‑eyes on this route, and no connecting itineraries have a red‑eye long leg.",
        "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 Chennai to San Francisco?",
        "answer": "Chennai to San Francisco has no nonstop service, so travelers connect through hubs like Delhi, Hong Kong, Dubai, or Frankfurt. Air India operates the most common one-stop routing via Delhi, with about seven flights on a representative day, while Cathay Pacific offers roughly six connections through Hong Kong. Emirates connects about three times daily via Dubai, and Lufthansa offers a couple of options through Frankfurt, sometimes with United on the transpacific leg. Other carriers may also serve this route with one-stop itineraries.",
        "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 Chennai and San Francisco?",
        "answer": "Common layover cities between Chennai and San Francisco include Dubai, Doha, Singapore, and Frankfurt. Dubai and Doha offer efficient one-stop connections with broad networks and streamlined transfers. Singapore provides a well-organized hub with excellent amenities, while Frankfurt serves as a major European gateway with smooth transit. All these hubs allow visa-free transit for eligible passengers, keeping total travel time competitive."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to San Francisco?",
        "answer": "September and October deliver San Francisco's warmest, sunniest weather with fewer tourists after the summer peak."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Chennai to San Francisco?",
        "answer": "Bring a passport valid for at least six months, a valid U.S. visa or ESTA, proof of return or onward travel, a payment method for baggage, and any required vaccination certificates."
      },
      "q12": {
        "question": "Which airport should I use in San Francisco?",
        "answer": "San Francisco International is the region's primary airport, located about 13 miles south of downtown, and serves most international and domestic flights. Oakland International is across the bay and is a hub for low‑cost carriers, while San Jose International serves the South Bay and tech business travellers. Choose SFO for the widest range of connections to San Francisco itself."
      },
      "q13": {
        "question": "How do I get to Chennai Intl Airport from the city center?",
        "answer": "Chennai International Airport is about 21 km southwest of the city center and is directly served by the Chennai Metro (Airport Metro Station) and the Chennai Suburban Railway (Tirusulam station), making rail the fastest and most popular way from downtown. Ride‑share services like Uber and Ola, as well as prepaid and metered taxis, are widely available and cost more than rail but offer door‑to‑door convenience. Driving yourself is possible with on‑site parking, though traffic can be heavy during peak hours. There are no dedicated airport shuttle buses, but city buses connect nearby areas at low cost.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/Chennai_International_Airport",
            "title": "Chennai International Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-14T16:23:22Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Chennai_Airport",
            "title": "Chennai International Airport - Wikipedia",
            "time_published": "2003-08-14T05:30:51Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Chennai_Central_railway_station",
            "title": "Chennai Central railway station",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-08-23T10:10:35Z"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at San Francisco airport?",
        "answer": "San Francisco International Airport has the Grand Hyatt at SFO, an upscale hotel located at the airport, approximately five minutes away via AirTrain with no shuttle required. For a private rest space inside the terminal, FreshenUp offers nap rooms and showers in the International Terminal, landside near the entrance to Boarding Area G. Several other hotels are located nearby with free shuttle service, but the Grand Hyatt is the only hotel directly connected to the airport.",
        "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 currency exchange services, prayer rooms, and free Wi-Fi. Currency exchange counters are available in the International Terminal, with several locations in the main hall and boarding areas. A reflection room with a prayer room is located in the International Terminal, providing a quiet space for meditation and prayer. Free Wi-Fi is available throughout all terminals.",
        "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 Chennai and San Francisco airports?",
        "answer": "At San Francisco International Airport, passengers with disabilities can reserve wheelchair and guided assistance through their airline, and the airport offers companion care restrooms, ramps, TTY phones, visual paging, a sensory room in Terminal 1, and adult changing tables post-security. Service animals are permitted throughout SFO, and travelers with sensory needs can use the dedicated Sensory Room near Gate C2. For Chennai International Airport, the metro station serving the terminal is accessible, with step-free access from the station to the airport. Travelers should arrange mobility assistance through their airline at least 48 hours before the flight.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/Chennai_International_Airport_metro_station",
            "title": "Chennai International Airport metro station",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-08-17T02:32:22Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Chennai_International_Airport",
            "title": "Chennai International Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-14T16:23:22Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Chennai_Airport",
            "title": "Chennai International Airport - Wikipedia",
            "time_published": "2003-08-14T05:30:51Z"
          },
          {
            "url": "http://www.airportdistancecalculator.com/chennai-airport-maa-details.html",
            "title": "Chennai Airport (MAA) Details, Chennai, India",
            "time_published": "2026-04-24T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Chennai_Parandur_Airport",
            "title": "Chennai Parandur Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-08-24T07:52:29Z"
          },
          {
            "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 Chennai to San Francisco?",
        "answer": "There is no nonstop service from Chennai to San Francisco, so all flights involve a connection. Air India operates the most connecting itineraries, using Boeing 777-300ER on the long leg via Delhi with Airbus A320-200 Neo on the short leg. Cathay Pacific uses Boeing 777-300 via Hong Kong, United and Cathay Pacific offer Boeing 777-300ER via Hong Kong, Qatar Airways uses Airbus A350-1000 via Doha, and Emirates uses Airbus A380-800 via Dubai.",
        "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": [
          "route_aircraft"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Chennai?",
        "answer": "When departing from Chennai International Airport, the Travel Club lounge is available in Terminal 2 (International) on Level 3, operating 24 hours a day. It offers a selection of meals and beverages (including alcoholic drinks for passengers over 21), along with Wi-Fi, printers and photocopiers, newspapers and magazines, toilets, and wheelchair-accessible facilities. The TFS Travel Club Lounge is also present in the domestic terminals, with locations in Terminal 1 and Terminal 4.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://americanexpress.com/en-in/travel/lounges/the-platinum-card/MAA",
            "title": "American Express Lounges at Chennai International Airport | Amex IN",
            "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"
          },
          {
            "url": "https://prioritypass.com/en-GB/lounges/india/chennai-international",
            "title": "Chennai Meenambakkam Airport MAA Lounges - MAA Airport Guide and lounges. | Priority Pass",
            "favicon": "https://prioritypass.com/icon.png?icon.1k7202wk2zqql.png?dpl=1f82db4e-b1f8-481b-b911-c24ef915cc46",
            "time_published": "2026-08-18T11:40:12Z"
          },
          {
            "url": "https://americanexpress.com/en-au/travel/lounges/the-platinum-card/MAA",
            "title": "American Express Lounges at Chennai International Airport | Amex AU",
            "time_published": "2026-05-02T00:00:00Z"
          },
          {
            "url": "https://my.prioritypass.com/zh-Hant-TW/lounges/india/chennai-international",
            "title": "Chennai Meenambakkam Airport MAA Lounges - MAA Airport Guide and lounges. | Priority Pass",
            "favicon": "https://my.prioritypass.com/icon.png?a4ff481221414a5c"
          },
          {
            "url": "https://cathaypacific.com/cx/it_IT/destinations/lounges/chennai-maa/travel-club-lounge.html",
            "title": "Lounge Travel Club | Cathay IT",
            "favicon": "https://www.cathaypacific.com/content/dam/header-footer-lrp/cx-web-clip-icon.png"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Chennai to San Francisco?",
        "answer": "Baggage allowance on the Chennai–San Francisco route depends on the airline and fare class. Basic Economy tickets often exclude checked bags, while standard international economy typically includes one checked bag and a carry‑on. Premium cabins offer more generous allowances."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Chennai to San Francisco?",
        "answer": "Flights from Chennai to San Francisco typically offer Economy and flat-bed Business class; Premium Economy is available on select airlines but not on all routes."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies differ by airline and fare; flexible and premium tickets usually allow same‑day changes or standby, while Basic Economy generally does not."
      }
    }
  }
}