Cheap Flights from San Francisco (SFO) to Singapore (SIN) from HK$2,590~

View HK$2,590 flight on Sun, 24 Aug 2025Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Singapore Changi Airport (SIN)

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Find Cheap Flights from San Francisco (SFO) to Singapore (SIN)

Prices were available within the past 7 days and start at HK$2,590 for one-way flights and HK$5,041 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, 15 Sep - Wed, 1 Oct
SFO
San Francisco
SIN
Singapore
HK$5,041 Return, found 2 days ago
HK$5,041
Return
found 2 days ago
Select United flight, departing Mon, 15 Sep from San Francisco to Singapore, returning Wed, 1 Oct, priced at HK$5,041 found 2 days ago
Singapore Airlines
Sun, 18 Jan - Thu, 22 Jan
SFO
San Francisco
SIN
Singapore
HK$5,043 Return, found 5 days ago
HK$5,043
Return
found 5 days ago
Select Singapore Airlines flight, departing Sun, 18 Jan from San Francisco to Singapore, returning Thu, 22 Jan, priced at HK$5,043 found 5 days ago
United
Mon, 15 Sep - Wed, 1 Oct
SFO
San Francisco
SIN
Singapore
HK$5,120 Return, found 2 days ago
HK$5,120
Return
found 2 days ago
Select United flight, departing Mon, 15 Sep from San Francisco to Singapore, returning Wed, 1 Oct, priced at HK$5,120 found 2 days ago
United
Mon, 15 Sep - Wed, 1 Oct
SFO
San Francisco
SIN
Singapore
HK$5,145 Return, found 2 days ago
HK$5,145
Return
found 2 days ago
Select United flight, departing Mon, 15 Sep from San Francisco to Singapore, returning Wed, 1 Oct, priced at HK$5,145 found 2 days ago
All Nippon Airways
Sun, 18 Jan - Thu, 22 Jan
SFO
San Francisco
SIN
Singapore
HK$5,449 Return, found 5 days ago
HK$5,449
Return
found 5 days ago
Select All Nippon Airways flight, departing Sun, 18 Jan from San Francisco to Singapore, returning Thu, 22 Jan, priced at HK$5,449 found 5 days ago
Air India
Sun, 24 Aug - Tue, 9 Sep
SFO
San Francisco
SIN
Singapore
HK$5,573 Return, found 1 day ago
HK$5,573
Return
found 1 day ago
Select Air India flight, departing Sun, 24 Aug from San Francisco to Singapore, returning Tue, 9 Sep, priced at HK$5,573 found 1 day ago
Asiana Airlines
Sun, 24 Aug - Tue, 9 Sep
SFO
San Francisco
SIN
Singapore
HK$5,681 Return, found 1 day ago
HK$5,681
Return
found 1 day ago
Select Asiana Airlines flight, departing Sun, 24 Aug from San Francisco to Singapore, returning Tue, 9 Sep, priced at HK$5,681 found 1 day ago
Air Canada
Sun, 18 Jan - Thu, 22 Jan
SFO
San Francisco
SIN
Singapore
HK$5,791 Return, found 5 days ago
HK$5,791
Return
found 5 days ago
Select Air Canada flight, departing Sun, 18 Jan from San Francisco to Singapore, returning Thu, 22 Jan, priced at HK$5,791 found 5 days ago
Philippine Airlines
Mon, 15 Sep - Wed, 1 Oct
SFO
San Francisco
SIN
Singapore
HK$5,901 Return, found 2 days ago
HK$5,901
Return
found 2 days ago
Select Philippine Airlines flight, departing Mon, 15 Sep from San Francisco to Singapore, returning Wed, 1 Oct, priced at HK$5,901 found 2 days ago
Cathay Pacific
Mon, 11 Aug - Wed, 27 Aug
SFO
San Francisco
SIN
Singapore
HK$6,435 Return, found 1 day ago
HK$6,435
Return
found 1 day ago
Select Cathay Pacific flight, departing Mon, 11 Aug from San Francisco to Singapore, returning Wed, 27 Aug, priced at HK$6,435 found 1 day ago

Find the cheapest month to fly from San Francisco (SFO) to Singapore (SIN)

February is typically the cheapest month to fly

From HK$5,043 - HK$9,693 per traveller.

Graph displaying average flight prices per month

San Francisco to Singapore route information
Origin airport
San Francisco Intl.
Destination airport
Changi
Airlines serving
Air India, All Nippon Airways, American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, Delta, EVA Airways, Emirates, Japan Airlines, Korean Air, Lufthansa, Malaysia Airlines, Philippine Airlines, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Turkish Airlines, United
Return price
HK$5,041
Distance
13501 km
Average flight time
31 hours 21 mins

Flights from San Francisco to Singapore

Book cheap flights from San Francisco (SFO) to Singapore (SIN) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from San Francisco (SFO) to Singapore (SIN) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your San Francisco (SFO) to Singapore (SIN) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Singapore flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Singapore and things to do in Singapore for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Singapore more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Singapore is HK$2,590 now!

 

Frequently asked questions

How much is a flight from SFO to Changi Airport (SIN)?
Round-trip tickets from San Francisco Airport to Changi Airport (SIN) start from HK$5,041. This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year — book ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from San Francisco Intl. Airport (SFO) to Changi Airport (SIN)?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from San Francisco Intl. Airport (SFO) to Changi Airport (SIN) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for San Francisco Intl. Airport (SFO) to Singapore Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SFO to Changi Airport (SIN)?
With a flight distance of 13,600 kilometers between San Francisco and Singapore, this is a long-haul journey. Make sure you drink plenty of water and take a short walk down the aisle every so often.
Which airlines fly direct from SFO to Singapore Airport?
Singapore Airlines (SQ) is a popular option. It operates 60 flights between SFO and Singapore Airport each month. United Airlines (UA) is another popular choice. It offers 60 flights each month. Between these two airlines, you'll be able to find a great deal from San Francisco to Singapore.
Are SFO to SIN flight tickets cheaper when they're purchased at the last minute?
Booking last minute from San Francisco Intl. Airport (SFO) to Changi Airport (SIN) can be hit-or-miss. You may be able to find a bargain, but then again, you could miss out entirely! If you'd prefer to play it safe and start planning early on, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines issue their prices so far in advance. Our advice? Check back often as prices are updated frequently.

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