Flights from Bangkok (BKK) to San Francisco (SFO)

In-flight Dining
You will be served complimentary meals and snacks in all cabins on flights between Bangkok, Singapore, and San Francisco, with menus designed to reflect regional flavours and seasonal ingredients.

Special Meals
We offer a wide selection of special meals to suit medical, vegetarian, and other dietary needs on this route. You can request these when you book, or via Manage Booking, at least 48 hours before departure.

Book the Cook
On eligible premium cabins for the long-haul sector between Singapore and San Francisco, you can pre-order from our Book the Cook service, choosing from an extended menu of main courses prepared specially for you.

Beverage Service
Throughout the flight, you can enjoy a range of hot and cold drinks, including juices, soft drinks, coffee, and tea. Our signature Singapore Sling is also available on board, so you can toast your journey above the clouds.

For journeys between Bangkok and San Francisco, the piece concept applies for checked baggage. In Economy Class and Premium Economy Class, you may check in 2 pieces, each up to 23kg. In Business Class, you may check in 2 pieces, each up to 32kg, and each individual piece must not exceed 32kg.

For cabin baggage, Economy Class and Premium Economy Class customers may bring 1 piece up to 7kg. Business Class customers may bring 2 pieces, each up to 7kg. The final allowance for your trip is shown on your e-ticket, and KrisFlyer Elite Gold and PPS Club members enjoy additional allowances.

Wi-Fi is available on Singapore Airlines flights once the aircraft is above 10,000 feet on this route. It is free and unlimited for KrisFlyer members; Economy Class and Premium Economy Class members should add their membership number to the booking at least 1.5 hours before departure. Paid plans are available for non-members. The service is suitable for messaging, email, and basic browsing, but does not support video streaming, video calls, or large file transfers.

On the Bangkok to Singapore sector operated by the Boeing 787-10, you can expect Economy Class seats with around 32-inch pitch and up to 19-inch seat width, while Business Class features a fully flat bed with direct aisle access.

On the Bangkok to Singapore sector operated by the Airbus A350-900, Economy Class offers around 32-inch pitch and up to 19-inch seat width, and Premium Economy Class provides about 38-inch pitch and up to 20-inch seat width. Business Class on this aircraft offers a fully flat bed with direct aisle access.

On the long-haul Singapore to San Francisco sector, operated by the Airbus A350-900, Economy Class, Premium Economy Class, and Business Class provide the same generous seat dimensions and fully flat beds in Business Class, helping you rest comfortably on the transpacific journey.

Yes, all sectors between Bangkok, Singapore, and San Francisco offer our KrisWorld in-flight entertainment system. You can choose from a large selection of movies, TV shows, music, and games, with content available on demand, so you can watch or listen at your own pace throughout the flight.

Our aircraft on this route are equipped with in-seat power options in most cabins, allowing you to charge compatible devices during the journey. Availability can vary by seat and aircraft configuration, so we recommend that you fully charge your devices before boarding for peace of mind.

Yes, Singapore Airlines provides lounge access to eligible passengers with a layover in Singapore. Your eligibility is based on your class of travel or your KrisFlyer and Star Alliance status, and it is determined by your flight leaving Singapore. Other options, like purchasing a day pass at a pay-per-use lounge, are also available.

Singapore Changi Airport offers a wealth of options for your layover, from indoor gardens and art installations to rest areas and shower facilities. With a longer transit, you can join the official free transit tour into the city, which usually requires at least a 5.5-hour layover, subject to availability and entry requirements.

For shorter layovers, staying airside is very comfortable, with themed zones, playgrounds, and a wide choice of dining and shopping. Airport hotels and quiet zones are also available if you would like to rest between flights. Your time at Singapore Changi Airport is more than just a wait — it s an integral part of your journey.

At Bangkok Suvarnabhumi Airport (BKK), eligible Singapore Airlines customers may relax in the SilverKris Lounge before flying to Singapore. During your layover at Singapore (SIN), eligible customers may access the SilverKris Lounge (First Class), SilverKris Lounge (Business Class), or the KrisFlyer Gold Lounge, depending on cabin and frequent flyer status.

For most through-ticketed itineraries from Bangkok to San Francisco on Singapore Airlines, we will check your baggage through to your final destination at Bangkok check-in. You will not usually need to collect your checked baggage in Singapore, unless advised otherwise by our airport staff due to specific operational or immigration requirements.

Bangkok follows Indochina Time (UTC+7) and does not observe daylight saving time. San Francisco follows Pacific Time, which is UTC−8 in winter (approximately November to March) and UTC−7 in summer (approximately March to November). This means San Francisco is typically 15 or 14 hours behind Bangkok, depending on the time of year.

Visa and entry requirements for the United States depend on your nationality, purpose of visit, and length of stay. We recommend that you check with the relevant embassy or consulate, or consult official government resources, well before you travel to ensure you have the correct documents.

For flights from Bangkok to San Francisco via Singapore, we recommend arriving at Bangkok Suvarnabhumi Airport at least 3 hours before your scheduled departure. This allows enough time for check-in, security, and immigration, as well as any tax refund procedures or airport shopping you may wish to do.

When you connect in Singapore on a single ticket, your checked baggage is usually tagged through to San Francisco, and you can follow the transfer signs to your next gate. Transit security screening is straightforward, and information screens around the terminals help you find your departure gate and boarding time easily.

San Francisco International Airport is linked to the city by rail, buses, and road transport. Options include airport trains, shuttle services, and taxis or private transfers. The most suitable choice depends on your arrival time, group size, and luggage, so we suggest checking current options and travel times before you arrive.