The cheapest times to fly from SFO to SIN are

  • February 12th to May 13th
  • August 20th to December 2nd (except the weeks of October 1st and November 19th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SFO to SIN is mid to late September. Prices can be as high as $1585 for Friday flights during mid December, or as low as $548 for Tuesday flights around mid to late September.


When to Fly to Singapore

Flying from San Francisco, CA (SFO) to Singapore (SIN) will usually cost between $612 to $1045 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late September with an average ticket price of $635. Due to high demand the most expensive time to fly is mid December, with an average price of $1236. Planning your trip to low-cost times can easily save you $601 on economy flights and even more on first-class flights. Generally, any price below $749 can be considered a good price for a round-trip SFO to SIN flight.

See below for a graph of average weekly prices for the SFO to SIN route. All prices are for round-trip tickets in USD.

SFO to SIN Flight Prices

Compared to other flights, the SFO to SIN flight is cheaper than the average and costs less than the average flight leaving from San Francisco. The average price per mile (for a direct flight) is $0.06, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to SIN, and Monday the cheapest day to fly back into SFO. Fridays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $101 (12%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $713. Return trip prices are from the SIN to SFO flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SFO to SIN can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 16 hour 10 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from SFO to SIN? We’ve got answers.

Which airlines fly this route?

You can find 40 major airlines flying this route most often: Air Canada, Air China, Air India, Air New Zealand, Alaska, American, ANA, Asiana, Austrian, British Airways, Cathay Pacific, China Airlines, China Eastern, China Southern, Delta, Emirates, Ethiopian, Etihad, EVA Air, Fiji Airways, Finnair, Hawaiian, JAL, KLM, Korean Air, LOT, Lufthansa, Malaysia Airlines, Philippine Airlines, Qantas, Qatar Airways, Sichuan Airlines, Singapore Airlines, SWISS, THAI, United, Vietnam Airlines, Virgin Atlantic, WestJet, Xiamen, and potentially more during busy seasons.

How far away is it from Singapore Changi International Airport to San Francisco International Airport?

The distance between the two airports is roughly 8438 miles or 13580 kilometers.

How long does it take to fly from SFO to SIN?

The real-world flight time for a nonstop SFO to SIN flight is about 16 hour 10 minutes.

How many flights go between San Francisco, CA and Singapore?

It depends on the day of the week and the date, but a typical day might have around 87 available flights from SFO to SIN.


Airport Location Info


Departing Airport

Origination code SFO
Origination airport name San Francisco International Airport
City San Francisco, CA
Country the United States
Latitude 37.6
Longitude -122.4

Return Airport

Destination code SIN
Destination airport name Singapore Changi International Airport
City Singapore
Country Singapore
Latitude 1.4
Longitude 104


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.