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Cheap flights from San Francisco to Singapore from C$ 523

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SIN
24 Aug — 31 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Francisco to Singapore Changi are usually found in September or August, booked 82 days in advance, depart on a Saturday or Sunday and return on a Monday

Cheap flight deals from San Francisco to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco to Singapore
Explore the most affordable flight options available from San Francisco to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 July 2026.

Mon 7/910:50 p.m.
SFO
-
SIN
Nonstop16h 25m
United Airlines
Fri 11/98:45 a.m.
SIN
-
SFO
Nonstop15h 30m
United Airlines
Deal found 22/7C$ 980
Mon 3/811:10 a.m.
SFO
-
SIN
Nonstop16h 25m
United Airlines
Tue 18/88:45 a.m.
SIN
-
SFO
Nonstop15h 45m
United Airlines
Deal found 20/7C$ 982
Wed 16/910:40 p.m.
SFO
-
SIN
Nonstop16h 35m
United Airlines
Wed 30/911:05 a.m.
SIN
-
SFO
1 stop37h 30m
United Airlines
Deal found 22/7C$ 996
Tue 15/911:55 a.m.
SFO
-
SIN
1 stop21h 50m
United Airlines
Fri 25/98:45 a.m.
SIN
-
SFO
Nonstop15h 30m
United Airlines
Deal found 23/7C$ 997
Wed 12/87:45 a.m.
SFO
-
SIN
2 stops31h 55m
United Airlines
Wed 26/88:35 p.m.
SIN
-
SFO
Nonstop15h 45m
United Airlines
Deal found 22/7C$ 1,000
Fri 14/87:00 a.m.
SFO
-
SIN
2 stops26h 45m
United Airlines
Mon 31/88:35 p.m.
SIN
-
SFO
Nonstop15h 45m
United Airlines
Deal found 24/7C$ 1,003
Tue 15/98:50 a.m.
SFO
-
SIN
2 stops24h 55m
United Airlines
Mon 21/98:35 p.m.
SIN
-
SFO
Nonstop15h 30m
United Airlines
Deal found 23/7C$ 1,004
Thu 13/81:40 a.m.
SFO
-
SIN
1 stop32h 05m
United Airlines
Tue 1/98:45 a.m.
SIN
-
SFO
Nonstop15h 45m
United Airlines
Deal found 22/7C$ 1,008
Tue 11/811:10 a.m.
SFO
-
SIN
Nonstop16h 25m
United Airlines
Fri 11/911:05 a.m.
SIN
-
SFO
2 stops24h 12m
United Airlines
Deal found 22/7C$ 1,010
Thu 17/910:40 p.m.
SFO
-
SIN
Nonstop16h 35m
United Airlines
Thu 24/96:15 a.m.
SIN
-
SFO
2 stops23h 37m
United Airlines
Deal found 23/7C$ 1,011
Sat 15/89:13 p.m.
SFO
-
SIN
2 stops42h 27m
United Airlines
Mon 31/88:35 p.m.
SIN
-
SFO
Nonstop15h 45m
United Airlines
Deal found 22/7C$ 1,013

Find flight deals from San Francisco to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 25 July 2026.

Round-trip from

C$ 980

One-way from

C$ 523

Popular in

December

Cheapest in

September

Average price

C$ 1,903

Good round-trip deal

C$ 1,498 or less

Good one-way deal

C$ 636 or less
United Airlines
  • United Airlines
  • 7/9-11/9
  • Nonstop
  • 31h 55m total
  • San Francisco to Singapore
Search Deals
United Airlines
  • United Airlines
  • 17/8
  • Nonstop
  • 16h 25m total
  • San Francisco to Singapore
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 151 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 99 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from San Francisco to Singapore Changi.
Search Deals
Price to beat on a one-way flight from San Francisco to Singapore Changi.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 25 July 2026.
Use the filters below to find and compare flights from San Francisco to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Thu 13/8

10:50 p.m.-6:15 a.m.

Nonstop16h 25m

Singapore Changi

Tue 1/9

8:35 p.m.-9:20 p.m.

Nonstop15h 45m

C$ 980

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sat 5/9

10:50 p.m.-6:15 a.m.

Nonstop16h 25m

Singapore Changi

Wed 9/9

11:05 a.m.-4:30 p.m.

1 stop20h 25m

C$ 996

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Wed 7/10

10:50 a.m.-6:35 p.m.

Nonstop16h 45m

Singapore Changi

Mon 12/10

6:15 a.m.-10:30 a.m.

1 stop19h 15m

C$ 997

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 9/11

12:20 a.m.-6:55 a.m.

1 stop38h 35m

Singapore Changi

Sun 15/11

10:45 a.m.-11:19 a.m.

2 stops40h 34m

C$ 1,030

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Tue 15/9

8:50 a.m.-12:45 a.m.

2 stops24h 55m

Singapore Changi

Fri 25/9

6:15 a.m.-10:52 p.m.

2 stops31h 37m

C$ 1,034

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Tue 13/10

10:50 a.m.-6:35 p.m.

Nonstop16h 45m

Singapore Changi

Mon 19/10

8:45 a.m.-9:15 a.m.

Nonstop15h 30m

C$ 1,051

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 7/9

1:10 a.m.-6:40 a.m.

1 stop38h 30m

Singapore Changi

Wed 30/9

8:35 p.m.-9:05 p.m.

Nonstop15h 30m

C$ 1,063

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Wed 9/9

7:00 a.m.-11:20 p.m.

2 stops25h 20m

Singapore Changi

Wed 7/10

8:35 p.m.-9:05 p.m.

Nonstop15h 30m

C$ 1,075

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 16/11

12:20 a.m.-6:55 a.m.

1 stop38h 35m

Singapore Changi

Thu 3/12

10:20 p.m.-9:15 p.m.

Nonstop14h 55m

C$ 1,313
Cheapest one-way
Quickest one-way

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 17/8

10:50 p.m.-6:15 a.m.

Nonstop16h 25m

C$ 523

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/7

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from San Francisco to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from San Francisco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Francisco to Singapore

How far ahead should I book a flight from San Francisco to Singapore?

The best time to book flights from San Francisco to Singapore is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Francisco to Singapore?

Currently, September is the cheapest month in which you can book a flight from San Francisco to Singapore (average of C$ 975). Flying from San Francisco to Singapore in December is currently the most expensive (average of C$ 2,059). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SFO to SIN?

Find hourly flight availability from San Francisco to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 July 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to Singapore as you normally would.

How much does it cost to fly round-trip from San Francisco to Singapore?

Airfare is below average for this route at the moment.

San Francisco to Singapore flights typically cost between C$ 1,216 and C$ 1,711 in September.
The cheapest round-trip price found within the last 5 days was C$ 980 on United Airlines (7 Sep-11 Sep).

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this San Francisco to Singapore flight route?

    This flight path from San Francisco to Singapore Changi was viewed by 12 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from San Francisco to Singapore?

    Departing from San Francisco to Singapore will take you 16h 25m. There are 13572 km between San Francisco and Singapore. All flights are typically direct.

  • What are the cheapest flights from San Francisco to Singapore?

    Looking for the cheapest flight from San Francisco to Singapore? While on average our users pay C$ 2,486, our data indicates the cheapest price to be C$ 524. The most popular route (San Francisco - Singapore Changi), is priced around C$ 1,944.

  • Can I find deals for flights from San Francisco to Singapore that include hotel bookings?

    Yes. In addition to deals on San Francisco to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Singapore.

  • Can I find deals for business class flights from San Francisco to Singapore?

    Yes. Cheapflights offers flight deals from San Francisco to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to Singapore?

    Currently, September is the cheapest month in which you can book a flight from San Francisco to Singapore (average of C$ 975). Flying from San Francisco to Singapore in December is currently the most expensive (average of C$ 2,059). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Francisco to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Singapore flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Francisco to Singapore?

When you search for this flight from San Francisco to Singapore, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Singapore?

Cheapflights simply makes it quick and affordable to book flights from San Francisco to Singapore by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from San Francisco to Singapore with no change fees?

Certainly. Search results for flights to Singapore from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from San Francisco to Singapore become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Singapore from San Francisco today and book when prices fit your budget.

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