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Cheap Flights from San Francisco to Singapore
SFO → SIN • About 16h 30m nonstop • 2 airlines
Adults
+12 years old
Children
2-11 years old
Infants
Under 2 years
Fares shown are the lowest we have recorded recently on this route and are not a live quote. Run a search above for today's availability, or call (800) 399-8818 and an agent will price it with you.
Flights from San Francisco (SFO) to Singapore (SIN)
The San Francisco to Singapore route covers roughly 8,450 miles and takes about 16h 30m nonstop. 2 airlines compete on it — Singapore Airlines, United Airlines — which keeps fares moving and makes it worth comparing carriers rather than defaulting to the one you usually fly. We have seen one-way fares on this route start around $684.
Singapore packs an extraordinary amount into a small island — Gardens by the Bay, the colonial quarter, Chinatown, Little India and Kampong Glam are all within a few metro stops.
The hawker centres are the real attraction: some of the best food in Asia at a few dollars a dish, and two of them hold Michelin stars.
Airlines flying SFO to SIN
- Singapore Airlines
- United Airlines
Airports on this route
- Departing: San Francisco International Airport (SFO)
- Departing: Oakland International Airport (OAK)
- Departing: Norman Y. Mineta San José International Airport (SJC)
- Arriving: Singapore Changi Airport (SIN)
San Francisco is served by 3 airports. Fares between them can differ by $50 to $150 on the same dates, so ask us to price all of them before you book.
Best time to fly to Singapore
Year-round — it is hot and humid in every month. February through April is marginally drier.
Top things to do in Singapore
- Gardens by the Bay
- Marina Bay Sands
- Hawker centres
- Singapore Zoo and Night Safari
- Sentosa Island
- Chinatown and Little India
- Botanic Gardens
How to save on San Francisco to Singapore flights
- Shift your departure by one or two days — midweek departures on this route are consistently cheaper than Friday and Sunday.
- Book four to eight weeks ahead. Last-minute fares on SFO to SIN routinely run double the advance price.
- Compare all 2 carriers rather than checking one airline's own site.
- Changi is regularly ranked the world’s best airport and worth arriving early for.
- Free city tours are available to passengers on longer layovers.
- Fines for littering, jaywalking and eating on the metro are real and enforced.
About flights from San Francisco to Singapore
Fares on the SFO to SIN route move with demand, so flexibility is worth more than timing tricks. Shifting your departure by a day or two, flying midweek instead of Friday or Sunday, and booking four to eight weeks ahead all reduce the fare on this route. San Francisco is served by 3 airports, so ask us to price all of them — the difference is often significant. Our agents also hold consolidator and unpublished fares that do not appear in online results.
Singapore Airlines, United Airlines all operate on this route. Singapore Airlines typically offers the most frequencies, with United Airlines providing competing schedules. Availability varies by season and by which San Francisco airport you depart from, so it is worth comparing all carriers before booking.
A nonstop flight takes about 16h 30m. Itineraries with a connection typically add two to four hours depending on the layover city and the length of the stop.
The two cities are roughly 8,450 miles apart by air.
Departures leave from San Francisco International Airport (SFO), Oakland International Airport (OAK), Norman Y. Mineta San José International Airport (SJC). Arrivals land at Singapore Changi Airport (SIN).
Year-round — it is hot and humid in every month. February through April is marginally drier.