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Cheap flights from Singapore to San Francisco from $391

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Singapore to San Francisco departing on 2/9. 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

United Airlines Logo
8:45 am - 9:20 amSIN-SFO
15h 35mnonstop
United Airlines Logo
10:40 pm - 6:15 amSFO-SIN
16h 35mnonstop
$594United Airlines
Find Deal
Mon, Aug 25 - Sun, Sep 7
United Airlines Logo
10:10 am - 10:15 amSIN-SFO
15h 05mnonstop
United Airlines Logo
10:35 pm - 8:00 amSFO-SIN
17h 25mnonstop
$597United Airlines
Find Deal
Thu, Oct 30 - Sat, Nov 8
Philippine Airlines Logo
8:00 pm - 8:50 pmSIN-SFO
39h 50m1 stop
Philippine Airlines Logo
11:55 pm - 11:40 pmSFO-SIN
32h 45m1 stop
$613Philippine Airlines
Find Deal
Tue, Sep 30 - Fri, Oct 24
Philippine Airlines Logo
12:20 am - 8:50 pmSIN-SFO
35h 30m1 stop
Philippine Airlines Logo
11:55 pm - 1:20 pmSFO-SIN
22h 25m1 stop
$614Philippine Airlines
Find Deal
Sat, Sep 27 - Sun, Oct 5
Singapore Airlines Logo
9:15 am - 7:50 amSIN-SFO
14h 35mnonstop
Singapore Airlines Logo
9:40 am - 7:05 pmSFO-SIN
17h 25mnonstop
$648Singapore Airlines
Find Deal
Mon, Feb 9 - Mon, Feb 16
Singapore Airlines Logo
9:15 am - 7:50 amSIN-SFO
14h 35mnonstop
Singapore Airlines Logo
9:40 am - 7:05 pmSFO-SIN
17h 25mnonstop
$656Singapore Airlines
Find Deal
Tue, Dec 23 - Tue, Jan 13
STARLUX Airlines Logo
2:00 pm - 8:30 pmSIN-SFO
21h 30m1 stop
STARLUX Airlines Logo
12:50 am - 12:40 pmSFO-SIN
20h 50m1 stop
$688STARLUX Airlines
Find Deal
Tue, Sep 2 - Sun, Sep 7
STARLUX Airlines Logo
2:00 pm - 8:30 pmSIN-SFO
21h 30m1 stop
STARLUX Airlines Logo
12:50 am - 12:40 pmSFO-SIN
20h 50m1 stop
$691STARLUX Airlines
Find Deal
Mon, Sep 15 - Mon, Sep 22
Cathay Pacific Logo
1:50 am - 5:50 pmSIN-SFO
31h 00m1 stop
Cathay Pacific Logo
1:05 am - 11:45 amSFO-SIN
19h 40m1 stop
$728Cathay Pacific
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Mon, Aug 25 - Sat, Sep 6
Cathay Pacific Logo
8:00 am - 11:15 amSIN-SFO
18h 15m1 stop
Cathay Pacific Logo
12:20 am - 11:45 amSFO-SIN
20h 25m1 stop
$731Cathay Pacific
Find Deal
Fri, Sep 26 - Thu, Oct 2

Cathay Pacific flights from Singapore to San Francisco

Our best Cathay Pacific deals on Singapore to San Francisco flight tickets
Cathay Pacific
Aug 25
SIN1:50 amSingapore Changi
31h 00m
1 stop
SFO5:50 pmSan Francisco
Sep 6
SFO1:05 amSan Francisco
19h 40m
1 stop
SIN11:45 amSingapore Changi
$728
Find similar
Cathay Pacific
Sep 26
SIN8:00 amSingapore Changi
18h 15m
1 stop
SFO11:15 amSan Francisco
Oct 2
SFO12:20 amSan Francisco
20h 25m
1 stop
SIN11:45 amSingapore Changi
$731
Find similar
Cathay Pacific
Sep 9
SIN1:50 amSingapore Changi
36h 05m
1 stop
SFO10:55 pmSan Francisco
Sep 17
SFO12:20 amSan Francisco
29h 15m
1 stop
SIN8:35 pmSingapore Changi
$732
Find similar

United Airlines flights from Singapore to San Francisco

Our best United Airlines deals on Singapore to San Francisco flight tickets
United Airlines
Aug 21
SIN8:45 amSingapore Changi
15h 35m
SFO9:20 amSan Francisco
Sep 3
SFO10:40 pmSan Francisco
16h 35m
SIN6:15 amSingapore Changi
$591
Find similar
United Airlines
Aug 15
SIN8:45 amSingapore Changi
15h 35m
SFO9:20 amSan Francisco
Aug 22
SFO11:00 amSan Francisco
16h 25m
SIN6:25 pmSingapore Changi
$593
Find similar
United Airlines
Aug 25
SIN8:45 amSingapore Changi
15h 35m
SFO9:20 amSan Francisco
Sep 7
SFO10:40 pmSan Francisco
16h 35m
SIN6:15 amSingapore Changi
$594
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Singapore to San Francisco 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 August 14, 2025.
Use the filters below to find and compare flights from Singapore to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 8/25

8:45 am-9:20 am

Nonstop15h 35m

San Francisco

Sun 9/7

10:40 pm-6:15 am

Nonstop16h 35m

$594

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Thu 10/30

10:10 am-10:15 am

Nonstop15h 05m

San Francisco

Sat 11/8

10:35 pm-8:00 am

Nonstop17h 25m

$597

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Tue 9/30

8:00 pm-8:50 pm

1 stop39h 50m

San Francisco

Fri 10/24

11:55 pm-11:40 pm

1 stop32h 45m

$613

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Sat 9/27

12:20 am-8:50 pm

1 stop35h 30m

San Francisco

Sun 10/5

11:55 pm-1:20 pm

1 stop22h 25m

$614

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 2/9

9:15 am-7:50 am

Nonstop14h 35m

San Francisco

Mon 2/16

9:40 am-7:05 pm

Nonstop17h 25m

$648

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Tue 12/23

9:15 am-7:50 am

Nonstop14h 35m

San Francisco

Tue 1/13

9:40 am-7:05 pm

Nonstop17h 25m

$656

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Tue 9/2

2:00 pm-8:30 pm

1 stop21h 30m

San Francisco

Sun 9/7

12:50 am-12:40 pm

1 stop20h 50m

$688

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 9/15

2:00 pm-8:30 pm

1 stop21h 30m

San Francisco

Mon 9/22

12:50 am-12:40 pm

1 stop20h 50m

$691

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 8/25

1:50 am-5:50 pm

1 stop31h 00m

San Francisco

Sat 9/6

1:05 am-11:45 am

1 stop19h 40m

$728

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Fri 9/26

8:00 am-11:15 am

1 stop18h 15m

San Francisco

Thu 10/2

12:20 am-11:45 am

1 stop20h 25m

$731

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 San Francisco from

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

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 typical price of a round-trip flight between Singapore and San Francisco?

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of March, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $834.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Singapore to San Francisco is on a Friday when prices can be found for as low as $1,108. The most expensive day to fly to San Francisco is Saturday, with ticket prices averaging around $1,333.

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

Our data shows that the cheapest Singapore to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $866. Flights in the evening are often more expensive with an average ticket price of $1,161.

What is the cheapest Singapore Changi to San Francisco flight route?

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

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Singapore when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $894 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Singapore for as low as $811 on momondo.

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

There are 3 cabin classes available to choose from on Singapore Changi to San Francisco 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 Singapore to San Francisco flights?

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

How have Singapore to San Francisco flight prices changed over time?

As of August 2025, prices for Singapore to San Francisco flights are approximately 6% cheaper when compared to flights at the same time last year.

When to book flights from Singapore to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Singapore to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Singapore to San Francisco (SIN to SFO) flight deals and tips

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

Best Price Found

$391

Fastest flight time

14h 35m

Direct flights

Every day

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Singapore in the past 72 hours is $391. The best round-trip flight deal from Singapore to San Francisco found on momondo in the last 72 hours is $594.
The fastest flight from Singapore to San Francisco takes 14h 35m
Direct flights go from Singapore to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)
Search flight deals

  • How far is Singapore Changi to San Francisco by plane?

    The distance between Singapore Changi and San Francisco is about 8434.6 mi. A reasonable flight in good conditions will take 14h 35m.

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

    Prices for flights from Singapore Changi Airport to San Francisco Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Singapore Changi Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The necessary travel and health documents for your San Francisco Airport 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 Singapore to San Francisco?

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

Best airlines flying from Singapore to San Francisco

Compare and see reviews for airlines that fly from Singapore to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
Japan AirlinesPriceFrom $525Free CancellationRating
8.3
1,545 reviews
Search Japan Airlines flights
Cathay PacificPriceFrom $750Free CancellationRating
7.6
968 reviews
Search Cathay Pacific flights
China AirlinesPriceFrom $754Free CancellationRating
8.3
762 reviews
Search China Airlines flights
Singapore AirlinesPriceFrom $755Free CancellationRating
8.1
1,346 reviews
Search Singapore Airlines flights
United AirlinesPriceFrom $769Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
EVA AirPriceFrom $820Free CancellationRating
8.4
1,233 reviews
Search EVA Air flights

  • Singapore Airlines Flights From Singapore to San Francisco

    Singapore Airlines is one of the most popular airlines flying from Singapore to San Francisco, operating 14 flights/week on average for this route. A good Singapore Airlines flight deal for Singapore to San Francisco starts from $755 round-trip, up to an average price of $1,012. Our users have rated Singapore Airlines at 8.1/10.

  • United Airlines Flights From Singapore to San Francisco

    $769 is the best United Airlines flight deal from Singapore to San Francisco found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $916, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 8,916 user reviews) flies into San Francisco from Singapore 14 times in an average week so prices can vary.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Calistoga
Sonoma
Hayward
Bodega Bay
Roseville
Santa Clara
Big Sur
Daly City
Fremont
Berkeley
Walnut Creek
Half Moon Bay
South San Francisco
Vallejo
Redwood City
Sunnyvale
Pacific Grove

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco from Singapore.

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

Yes. All flights to San Francisco from Singapore on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Singapore and San Francisco by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Singapore to San Francisco flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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