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Cheap flights from San Francisco to Singapore from $339

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Singapore departing on 1/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
10:35 am - 8:15 pm
SFO
-
SIN
17h 40mnonstop
United Airlines Logo
10:10 am - 9:00 am
SIN
-
SFO
14h 50mnonstop
$641United Airlines
Mon, Jan 12 - Mon, Jan 26
United Airlines Logo
10:35 am - 8:15 pm
SFO
-
SIN
17h 40mnonstop
United Airlines Logo
10:10 am - 9:00 am
SIN
-
SFO
14h 50mnonstop
$642United Airlines
Mon, Jan 12 - Sun, Jan 25
Air India Logo
4:30 pm - 7:05 pm
SFO
-
SIN
34h 35m2 stops
Air India Logo
10:30 am - 8:50 pm
SIN
-
SFO
50h 20m2 stops
$643Air India
Tue, Feb 10 - Sun, Feb 22
Asiana Airlines Logo
11:50 pm - 9:55 pm
SFO
-
SIN
30h 05m1 stop
Asiana Airlines Logo
10:50 pm - 3:00 pm
SIN
-
SFO
31h 10m1 stop
$644Asiana Airlines
Sun, Feb 1 - Tue, Mar 31
Air India Logo
2:25 pm - 6:55 pm
SFO
-
SIN
36h 30m2 stops
Air India Logo
7:40 pm - 8:50 pm
SIN
-
SFO
41h 10m2 stops
$645Air India
Wed, Feb 11 - Sun, Feb 22
China Southern Logo
11:35 pm - 2:50 am
SFO
-
SIN
35h 15m2 stops
China Southern Logo
5:50 pm - 7:40 pm
SIN
-
SFO
41h 50m2 stops
$646China Southern
Mon, Jan 19 - Wed, Jan 28
Asiana Airlines Logo
11:50 pm - 9:55 pm
SFO
-
SIN
30h 05m1 stop
Asiana Airlines Logo
11:10 pm - 3:00 pm
SIN
-
SFO
30h 50m1 stop
$648Asiana Airlines
Thu, Feb 12 - Sat, Mar 14
Asiana Airlines Logo
11:50 pm - 9:55 pm
SFO
-
SIN
30h 05m1 stop
Asiana Airlines Logo
11:10 pm - 2:00 pm
SIN
-
SFO
30h 50m1 stop
$649Asiana Airlines
Tue, Feb 3 - Thu, Mar 5
Asiana Airlines Logo
11:50 pm - 9:55 pm
SFO
-
SIN
30h 05m1 stop
Asiana Airlines Logo
11:10 pm - 2:00 pm
SIN
-
SFO
30h 50m1 stop
$650Asiana Airlines
Sun, Jan 18 - Sat, Jan 24
United Airlines Logo
10:35 am - 8:15 pm
SFO
-
SIN
17h 40mnonstop
United Airlines Logo
10:45 am - 3:20 pm
SIN
-
SFO
20h 35m1 stop
$651United Airlines
Thu, Jan 22 - Thu, Feb 5

Asiana Airlines flights from San Francisco to Singapore

Our best Asiana Airlines deals on San Francisco to Singapore flight tickets
Asiana Airlines
Feb 1
SFO11:50 pmSan Francisco
30h 05m
1 stop
SIN9:55 pmSingapore Changi
Mar 31
SIN10:50 pmSingapore Changi
31h 10m
1 stop
SFO3:00 pmSan Francisco
$644
Find similar
Asiana Airlines
Feb 12
SFO11:50 pmSan Francisco
30h 05m
1 stop
SIN9:55 pmSingapore Changi
Mar 14
SIN11:10 pmSingapore Changi
30h 50m
1 stop
SFO3:00 pmSan Francisco
$648
Find similar
Asiana Airlines
Feb 3
SFO11:50 pmSan Francisco
30h 05m
1 stop
SIN9:55 pmSingapore Changi
Mar 3
SIN11:10 pmSingapore Changi
30h 50m
1 stop
SFO2:00 pmSan Francisco
$649
Find similar

ANA flights from San Francisco to Singapore

Our best ANA deals on San Francisco to Singapore flight tickets
ANA
Jan 26
SFO11:02 amSan Francisco
27h 53m
2 stops
SIN6:55 amSingapore Changi
Feb 2
SIN10:45 amSingapore Changi
20h 35m
1 stop
SFO3:20 pmSan Francisco
$663
Find similar
ANA
Jan 19
SFO9:05 amSan Francisco
29h 50m
2 stops
SIN6:55 amSingapore Changi
Jan 28
SIN10:45 amSingapore Changi
27h 05m
2 stops
SFO9:50 pmSan Francisco
$686
Find similar
ANA
Jan 12
SFO10:52 amSan Francisco
28h 03m
2 stops
SIN6:55 amSingapore Changi
Jan 26
SIN10:20 pmSingapore Changi
33h 00m
1 stop
SFO3:20 pmSan Francisco
$698
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
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

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 1/12

10:35 am-8:15 pm

Nonstop17h 40m

Singapore Changi

Mon 1/26

10:10 am-9:00 am

Nonstop14h 50m

$641

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 1/12

10:35 am-8:15 pm

Nonstop17h 40m

Singapore Changi

Sun 1/25

10:10 am-9:00 am

Nonstop14h 50m

$642

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Tue 2/10

4:30 pm-7:05 pm

2 stops34h 35m

Singapore Changi

Sun 2/22

10:30 am-8:50 pm

2 stops50h 20m

$643

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sun 2/1

11:50 pm-9:55 pm

1 stop30h 05m

Singapore Changi

Tue 3/31

10:50 pm-3:00 pm

1 stop31h 10m

$644

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Wed 2/11

2:25 pm-6:55 pm

2 stops36h 30m

Singapore Changi

Sun 2/22

7:40 pm-8:50 pm

2 stops41h 10m

$645

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 1/19

11:35 pm-2:50 am

2 stops35h 15m

Singapore Changi

Wed 1/28

5:50 pm-7:40 pm

2 stops41h 50m

$646

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Thu 2/12

11:50 pm-9:55 pm

1 stop30h 05m

Singapore Changi

Sat 3/14

11:10 pm-3:00 pm

1 stop30h 50m

$648

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Tue 2/3

11:50 pm-9:55 pm

1 stop30h 05m

Singapore Changi

Thu 3/5

11:10 pm-2:00 pm

1 stop30h 50m

$649

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sun 1/18

11:50 pm-9:55 pm

1 stop30h 05m

Singapore Changi

Sat 1/24

11:10 pm-2:00 pm

1 stop30h 50m

$650

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Thu 1/22

10:35 am-8:15 pm

Nonstop17h 40m

Singapore Changi

Thu 2/5

10:45 am-3:20 pm

1 stop20h 35m

$651

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Singapore from

How to get the cheapest flight ticket from San Francisco to Singapore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Singapore?

The month of September is, on average, the cheapest month to fly to Singapore from San Francisco, with most prices found around $709. If you aren’t able to travel to Singapore during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $742.

What is the cheapest day to depart on your flight to Singapore?

The cheapest day to depart from San Francisco to Singapore is on a Monday when prices can be found for as low as $804. The most expensive day to fly to Singapore is Saturday, with ticket prices averaging around $950.

What is the cheapest time of day to depart on your flight to Singapore?

In the morning is the cheapest time of day to fly from San Francisco to Singapore when you can find flight prices for as low as $854. Flying to Singapore in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,304 on average. Flights to Singapore from San Francisco in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest San Francisco to Singapore flight route?

Fly from San Francisco to Singapore Changi for the best San Francisco - Singapore flight prices

How far in advance should I book a flight to Singapore?

You are more likely to see cheaper flights to Singapore from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $916 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from San Francisco for as low as $796 on momondo.

What cabin class options are available on San Francisco to Singapore flights?

There are 3 cabin classes available to choose from on San Francisco to Singapore flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Francisco to Singapore flights?

No. A direct flight is the cheapest option for a flight between San Francisco to Singapore.

Cheap San Francisco to Singapore flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Singapore

Best Price Found

$336

Fastest flight time

16h 25m

Direct flights

Every day

Airports in Singapore

2 airports
The best one-way flight to Singapore from San Francisco in the past 72 hours is $336. The best round-trip flight deal from San Francisco to Singapore found on momondo in the last 72 hours is $672.
The fastest flight from San Francisco to Singapore takes 16h 25m
Direct flights go from San Francisco to Singapore every day.
There are 2 airports in Singapore. From San Francisco there are direct flights to Singapore Changi (SIN).
Search flight deals

  • When did momondo last update prices for flights from San Francisco Airport to Singapore?

    Prices for flights from San Francisco Airport to Singapore were last updated today.

  • How many operators does momondo search for flights from San Francisco Airport to Singapore?

  • How old do you have to be to fly from San Francisco Airport to Singapore?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Singapore.

  • What documentation or ID do you need to fly to Singapore?

    The necessary travel and health documents for your Singapore trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Francisco to Singapore?

Best airlines flying from San Francisco to Singapore

Compare and see reviews for airlines that fly from San Francisco to Singapore with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $569Free CancellationRating
8.1
1,414 reviews
Search Singapore Airlines flights
Air IndiaPriceFrom $588Free CancellationRating
5.5
2,952 reviews
Search Air India flights
Philippine AirlinesPriceFrom $602Free CancellationRating
7.3
943 reviews
Search Philippine Airlines flights
United AirlinesPriceFrom $642Free CancellationRating
7.4
9,093 reviews
Search United Airlines flights
ANAPriceFrom $654Free CancellationRating
8.4
1,030 reviews
Search ANA flights
Asiana AirlinesPriceFrom $655Free CancellationRating
8.2
493 reviews
Search Asiana Airlines flights
China EasternPriceFrom $664Free CancellationRating
7.2
178 reviews
Search China Eastern flights
Korean AirPriceFrom $680Free CancellationRating
8.4
1,186 reviews
Search Korean Air flights
Air CanadaPriceFrom $727Free CancellationRating
7.1
10,534 reviews
Search Air Canada flights
Japan AirlinesPriceFrom $746Free CancellationRating
8.3
1,662 reviews
Search Japan Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Singapore?

It is quick and easy to find San Francisco to Singapore flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Singapore that suits you.

Can I find flights from San Francisco to Singapore with flexible booking policies on momondo?

momondo does allow users to show only those flights to Singapore from San Francisco which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Francisco to Singapore?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Francisco to Singapore.

I’m not ready to book a flight from San Francisco to Singapore right now. Can momondo alert me if prices change?

Price alerts on flights to Singapore from San Francisco are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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