How does KAYAK find such low prices on flights from California to Singapore?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Singapore.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Singapore?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Singapore from California is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from California to Singapore?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Singapore with an airline and back to California with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Singapore?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Singapore from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$372 CHEAP FLIGHTS from California to Singapore

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Cheap Flights from California to Singapore

Discover the best prices for you by selecting your travel dates on KAYAK.

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Last minute

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Recent round-trip flight deals from California to Singapore

Wed, Nov 11 - Tue, Nov 17

12:00 pm - 9:55 pmSFO San Francisco-SIN Singapore Changi

41h 55m1 stop Beijing Capital

11:55 pm - 9:30 amSIN Singapore Changi-SFO San Francisco

25h 35m1 stop Beijing Capital

$689Air China

Wed, Sep 9 - Mon, Sep 14

1:10 am - 5:15 pmSFO San Francisco-SIN Singapore Changi

25h 05m1 stop Tokyo Haneda

11:05 am - 9:28 amSIN Singapore Changi-SFO San Francisco

37h 23m2 stops Tokyo Haneda Vancouver Intl

$690ANA

Sat, Sep 5 - Wed, Sep 30

12:15 pm - 12:45 amSFO San Francisco-SIN Singapore Changi

21h 30m1 stop Tokyo Narita

11:05 am - 9:48 pmSIN Singapore Changi-SFO San Francisco

25h 43m2 stops Tokyo Haneda Vancouver Intl

$692ANA

Tue, Oct 20 - Wed, Oct 28

11:45 am - 7:10 pmSFO San Francisco-SIN Singapore Changi

16h 25mnonstop

9:15 am - 8:50 amSIN Singapore Changi-SFO San Francisco

14h 35mnonstop

$695Singapore Airlines

Wed, Sep 23 - Tue, Oct 20

11:45 am - 7:10 pmSFO San Francisco-SIN Singapore Changi

16h 25mnonstop

9:05 am - 9:50 amSIN Singapore Changi-SFO San Francisco

15h 45mnonstop

$695Singapore Airlines

Mon, Aug 31 - Thu, Sep 3

11:00 am - 6:35 pmSFO San Francisco-SIN Singapore Changi

16h 35mnonstop

8:35 pm - 9:20 pmSIN Singapore Changi-SFO San Francisco

15h 45mnonstop

$696United Airlines

Tue, Sep 1 - Fri, Sep 11

10:50 pm - 6:15 amSFO San Francisco-SIN Singapore Changi

16h 25mnonstop

8:45 am - 9:15 amSIN Singapore Changi-SFO San Francisco

15h 30mnonstop

$696United Airlines

Mon, Sep 7 - Mon, Sep 14

11:20 pm - 4:35 pmSFO San Francisco-SIN Singapore Changi

26h 15m1 stop Incheon Intl

3:20 pm - 8:30 pmSIN Singapore Changi-SFO San Francisco

20h 10m1 stop Taipei City Taiwan Taoyuan Intl

$696Multiple Airlines

Thu, Sep 10 - Fri, Sep 18

10:40 am - 6:35 pmSFO San Francisco-SIN Singapore Changi

16h 55mnonstop

8:35 pm - 9:05 pmSIN Singapore Changi-SFO San Francisco

15h 30mnonstop

$746Air India

Wed, Sep 30 - Wed, Oct 28

10:40 am - 6:35 pmSFO San Francisco-SIN Singapore Changi

16h 55mnonstop

10:10 am - 10:15 amSIN Singapore Changi-SFO San Francisco

15h 05mnonstop

$746Air India

Recent last minute flight deals from California to Singapore

Fri, Aug 14 - Fri, Aug 21

11:00 am - 6:35 pmSFO San Francisco-SIN Singapore Changi

16h 35mnonstop

8:45 am - 9:30 amSIN Singapore Changi-SFO San Francisco

15h 45mnonstop

$696United Airlines

Tue, Aug 11 - Fri, Sep 11

11:00 am - 6:35 pmSFO San Francisco-SIN Singapore Changi

16h 35mnonstop

8:45 am - 9:15 amSIN Singapore Changi-SFO San Francisco

15h 30mnonstop

$696United Airlines

Fri, Aug 14 - Wed, Aug 26

9:00 am - 5:25 amSFO San Francisco-SIN Singapore Changi

29h 25m2 stops Seattle/Tacoma Intl Tokyo Narita

3:20 pm - 9:00 pmSIN Singapore Changi-SFO San Francisco

20h 40m1 stop Taipei City Taiwan Taoyuan Intl

$710Multiple Airlines

Fri, Aug 14 - Fri, Aug 21

6:00 am - 12:20 amSFO San Francisco-SIN Singapore Changi

27h 20m2 stops Calgary Tokyo Narita

8:10 am - 4:00 pmSIN Singapore Changi-SFO San Francisco

22h 50m1 stop Incheon Intl

$716Multiple Airlines

Thu, Aug 13 - Fri, Aug 21

1:40 am - 6:40 amSFO San Francisco-SIN Singapore Changi

38h 00m1 stop Tokyo Haneda

6:15 am - 10:55 amSIN Singapore Changi-SFO San Francisco

19h 40m1 stop Tokyo Narita

$731ANA

Wed, Aug 12 - Wed, Aug 26

1:56 pm - 6:40 amSFO San Francisco-SIN Singapore Changi

25h 44m2 stops Los Angeles Tokyo Haneda

10:00 pm - 7:09 pmSIN Singapore Changi-SFO San Francisco

36h 09m2 stops Tokyo Haneda Los Angeles

$742ANA

Mon, Aug 10 - Thu, Sep 24

7:45 pm - 5:15 amLAX Los Angeles-SIN Singapore Changi

42h 30m2 stops Denver Intl Vancouver Intl

7:00 am - 11:27 amSIN Singapore Changi-LAX Los Angeles

19h 27m1 stop Vancouver Intl

$767Air Canada

Thu, Aug 13 - Mon, Aug 17

11:00 pm - 9:30 pmLAX Los Angeles-SIN Singapore Changi

31h 30m1 stop Incheon Intl

10:50 pm - 8:20 amSIN Singapore Changi-LAX Los Angeles

24h 30m1 stop Incheon Intl

$785Asiana Airlines

Fri, Aug 14 - Sun, Sep 27

12:30 pm - 5:15 amLAX Los Angeles-SIN Singapore Changi

25h 45m1 stop Vancouver Intl

8:50 pm - 1:35 pmSIN Singapore Changi-LAX Los Angeles

31h 45m2 stops Bangkok Suvarnabhumi Vancouver Intl

$801Air Canada

Tue, Aug 11 - Sat, Oct 31

11:00 pm - 9:30 pmLAX Los Angeles-SIN Singapore Changi

31h 30m1 stop Incheon Intl

11:10 pm - 4:30 pmSIN Singapore Changi-LAX Los Angeles

32h 20m1 stop Incheon Intl

$874Asiana Airlines

Recent direct flight deals from California to Singapore

Tue, Oct 20 - Wed, Oct 28

11:45 am - 7:10 pmSFO San Francisco-SIN Singapore Changi

16h 25mnonstop

9:15 am - 8:50 amSIN Singapore Changi-SFO San Francisco

14h 35mnonstop

$695Singapore Airlines

Wed, Sep 23 - Tue, Oct 20

11:45 am - 7:10 pmSFO San Francisco-SIN Singapore Changi

16h 25mnonstop

9:05 am - 9:50 amSIN Singapore Changi-SFO San Francisco

15h 45mnonstop

$695Singapore Airlines

Mon, Aug 31 - Thu, Sep 3

11:00 am - 6:35 pmSFO San Francisco-SIN Singapore Changi

16h 35mnonstop

8:35 pm - 9:20 pmSIN Singapore Changi-SFO San Francisco

15h 45mnonstop

$696United Airlines

Thu, Aug 27 - Fri, Sep 4

11:00 am - 6:35 pmSFO San Francisco-SIN Singapore Changi

16h 35mnonstop

8:35 pm - 9:20 pmSIN Singapore Changi-SFO San Francisco

15h 45mnonstop

$696United Airlines

Fri, Sep 18 - Fri, Sep 25

10:40 am - 6:35 pmSFO San Francisco-SIN Singapore Changi

16h 55mnonstop

8:35 pm - 9:05 pmSIN Singapore Changi-SFO San Francisco

15h 30mnonstop

$708Lufthansa

Thu, Sep 10 - Fri, Sep 18

10:40 am - 6:35 pmSFO San Francisco-SIN Singapore Changi

16h 55mnonstop

8:35 pm - 9:05 pmSIN Singapore Changi-SFO San Francisco

15h 30mnonstop

$746Air India

Wed, Sep 30 - Wed, Oct 28

10:40 am - 6:35 pmSFO San Francisco-SIN Singapore Changi

16h 55mnonstop

10:10 am - 10:15 amSIN Singapore Changi-SFO San Francisco

15h 05mnonstop

$746Air India

Tue, Oct 20 - Mon, Oct 26

10:40 am - 6:35 pmSFO San Francisco-SIN Singapore Changi

16h 55mnonstop

10:20 pm - 10:15 pmSIN Singapore Changi-SFO San Francisco

14h 55mnonstop

$746Multiple Airlines

Tue, Oct 27 - Wed, Nov 11

11:40 am - 8:15 pmSFO San Francisco-SIN Singapore Changi

17h 35mnonstop

10:20 pm - 9:15 pmSIN Singapore Changi-SFO San Francisco

14h 55mnonstop

$746ANA

Mon, Sep 7 - Mon, Sep 14

11:00 am - 6:35 pmSFO San Francisco-SIN Singapore Changi

16h 35mnonstop

8:45 am - 9:15 amSIN Singapore Changi-SFO San Francisco

15h 30mnonstop

$746ANA

Useful Info

Low season	July
High season	December
Cheapest flight	$372

Best time to beat the crowds but there is an average 18% increase in price.

Most popular time to fly with an average 41% increase in price.

Flight from San Francisco to Singapore

Verified travelerFlew with Singapore Airlines-Jun 2026

Always book directly with the airlines and avoid aggregators and agents

ClaudiaFlew with United Airlines-Jun 2026

Please be careful: 1,5 hrs for transfer in San Francisco might not be enough time in the future

selamatFlew with Singapore Airlines-Dec 2024

Having comfortable clothing is the key for having a good trip and trying get some sleep.

AjayFlew with Singapore Airlines-Dec 2023

Although the flight is listed as 17 1/2 hours, actual flight time was only 16 1/2. Bring a sleep mask to ensure you rest during your flight - it helps reduce so e of the flight time and helps you arrive more refreshed.

Verified travelerFlew with Singapore Airlines-Jan 2024

The Singapore Changi airport if huge. After getting of the aircraft, the walk to immigration control was long. Once you get to the control area, the process was quick and easy.

How does KAYAK find such low prices on flights from California to Singapore?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Singapore.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Singapore?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Singapore from California is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from California to Singapore?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Singapore with an airline and back to California with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Singapore?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Singapore from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Singapore

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SIN

$372 Find Cheap Flights from California to Singapore - Compare and Save

Cheap Flights from California to Singapore

Recent round-trip flight deals from California to Singapore

Recent one-way flight deals from California to Singapore

Recent last minute flight deals from California to Singapore

Recent direct flight deals from California to Singapore

Good to know

Low season

High season

Cheapest flight

Flights from California to Singapore: the best tips from KAYAK users

FAQs for booking flights from California to Singapore

Everything you need to know for your flight to Singapore

Information on the airport you'll fly into in Singapore

Cabin class types available on flights to California

Complete your trip to Singapore with a hotel stay or car rental

Find direct flights for Singapore

Flights to other popular destinations

Flights from domestic origins to Singapore

Choose which airport to fly into in Singapore

Find deals for your return flight