Cheap flights from San Francisco to Bangkok
One-way fares from $235, found recently by travellers. Plus what 5 days in Bangkok costs once you land.
Cheapest dates we found
- 2 Feb2027SFO → BKKUnited · 1 stop · 18h 40m$235one way
- 5 Jan2027SFO → BKKChina Southern · 1 stop · 18h 15m$376one way
- 1 Nov2026SFO → BKKAsiana · 1 stop · 19h 5m$401one way
- 20 Oct2026SFO → BKKPhilippine Airlines · 1 stop · 17h 30m$404one way
- 19 Oct2026SFO → BKKEVA Air · 1 stop · 17h 10m$420one way
- 10 Jan2027SFO → BKKSingapore Airlines · 1 stop · 19h 50m$427one way
- 8 Jan2027SFO → BKKKorean Air · 1 stop · 18h 55m$459one way
- 29 Dec2026SJC → BKKKorean Air · 2 stops · 21h 5m$474one way
One-way economy prices travellers found on Aviasales in the last few days. They change often, so open a fare to see today's price.
Lowest fare by month
Lowest one-way fare seen for each month. Months with no price had no recent searches.
Airlines on this route
Recent cheap fares were with United, China Southern, Asiana, Philippine Airlines, EVA Air. Low-cost airlines often charge extra for checked bags and seats, so compare the full price.
When to go to Bangkok
November to February (cooler and drier). March to May is very hot; June to October brings afternoon rain and lower hotel prices.
Money-saving tips for Bangkok
- Use the BTS Skytrain, MRT and river ferries instead of taxis in traffic; the Chao Phraya Express boat costs very little.
- Eat at street stalls and food courts in malls, where a full meal is often a few dollars.
- Book hotels near a BTS or MRT station so you rarely need taxis.
Questions
How much is a flight from San Francisco to Bangkok?
The cheapest one-way fare we found recently was $235 with United on 2 Feb 2027. Most of the fares we saw were between $235 and $474 one way. Prices change daily, so open the fare to see today's price.
How long is the flight from San Francisco to Bangkok?
The quickest flight in our recent results took 17h 10m with 1 stop.
Are there direct flights from San Francisco to Bangkok?
The cheapest fares we found all had at least one stop. Non-stop flights may exist at higher prices, so check the flight search.
What is the cheapest month to fly from San Francisco to Bangkok?
In our recent results, February had the lowest fare ($235 one way). This is based on prices other travellers found, not a forecast.
How much money do I need for 5 days in Bangkok?
About $175 for one backpacker, or $875 for two people travelling mid-range (hotel, food, transport and sights, flights not included). Add about $470 per person for a return flight from San Francisco.
More flights from San Francisco
- San Francisco → Chiang Mai
- San Francisco → Phuket
- San Francisco → Bali
- San Francisco → Kuala Lumpur
- San Francisco → Penang
- San Francisco → Singapore
- San Francisco → Hanoi
- San Francisco → Ho Chi Minh City
- All flights from San Francisco
Fly to Bangkok from
- Chiang Mai
- Phuket
- Bali
- Kuala Lumpur
- Penang
- Singapore
- Hanoi
- Ho Chi Minh City
- Da Nang
- Siem Reap
- New York
- Mexico City
- Jakarta
- Manila
- Surabaya
- Cebu
Fares are recent prices found by travellers, cached for a few hours. Trip costs are planning estimates checked 2026-10-11. Always confirm the final price when you book. Some links are affiliate links; they never change your price.