What is the cheapest airline that flies from San Francisco to Singapore Changi?

United Airlines, ANA, and Korean Air are the most popular carriers operating from San Francisco to Singapore Changi

What airlines fly to Singapore?

Singapore Airlines, United Airlines and Air Canada are the top three most popular airlines that fly to Singapore from San Francisco according to our data. Singapore Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 15 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between San Francisco and Singapore?

Manila (MNL) was the most common stop: 32% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from San Francisco to Singapore?

Tokyo (NRT) has the shortest average layover time for this route: 2h 38m.

How many flights depart from San Francisco to Singapore on average per week?

As of September 2025, 28 flights take off from San Francisco and land in Singapore each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

Which layover airport has the shortest travel time from San Francisco to Singapore?

Flights connecting via Vancouver (YVR) have the shortest average one-way travel time: 20h 25m.

How many flights depart from San Francisco to Singapore on average per day?

The number of flights available between San Francisco and Singapore is 4 per day as of September 2025. The most frequent departure time is 10:00PM, with 50% of daily flights leaving in the evening.

Which layover airport offers the lowest fares from San Francisco to Singapore?

Flights via Shanghai (PVG) offer the lowest average round-trip price of $664.

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

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

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

As of September 2025, there are 15 operators available to choose from for flights from San Francisco Airport to Singapore Changi Airport.

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

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 Changi Airport.

What documentation or ID do you need to fly to Singapore Changi Airport?

The travel and health documents you'll need for your trip to Singapore Changi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Singapore Changi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$339 Cheap Flights from San Francisco to Singapore in 2025/26

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Cheap round-trip flights

10:30 pm - 7:05 pmSFO-SIN

28h 35m2 stops

8:30 am - 6:45 amSIN-SFO

38h 15m1 stop

$613Air India

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Mon, Nov 10 - Mon, Nov 24

10:25 pm - 7:00 pmSFO-SIN

29h 35m2 stops

8:30 am - 6:45 amSIN-SFO

38h 15m1 stop

$614Air India

Find Deal

Tue, Oct 14 - Thu, Nov 13

11:55 pm - 6:55 pmSFO-SIN

28h 00m1 stop

10:25 am - 8:50 pmSIN-SFO

25h 25m1 stop

$615Philippine Airlines

Find Deal

Sun, Oct 5 - Thu, Oct 9

11:55 pm - 1:20 pmSFO-SIN

22h 25m1 stop

10:25 am - 8:50 pmSIN-SFO

25h 25m1 stop

$617Philippine Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

11:30 am - 7:10 pmSFO-SIN

16h 40mnonstop

9:15 am - 8:50 amSIN-SFO

14h 35mnonstop

$619Singapore Airlines

Find Deal

Mon, Oct 20 - Wed, Oct 29

10:40 am - 7:05 pmSFO-SIN

17h 25mnonstop

9:15 am - 7:50 amSIN-SFO

14h 35mnonstop

$623Singapore Airlines

Find Deal

Wed, Oct 29 - Wed, Nov 5

12:20 am - 5:35 pmSFO-SIN

25h 15m1 stop

10:45 am - 3:20 pmSIN-SFO

20h 35m1 stop

$625ANA

Find Deal

Sun, Jan 11 - Sun, Jan 25

10:40 am - 6:40 amSFO-SIN

29h 00m1 stop

6:15 am - 10:30 amSIN-SFO

19h 15m1 stop

$639ANA

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Sun, Sep 28 - Sat, Oct 4

10:45 am - 6:25 pmSFO-SIN

16h 40mnonstop

8:40 pm - 9:10 pmSIN-SFO

15h 30mnonstop

$641United Airlines

Find Deal

Mon, Sep 29 - Mon, Oct 20

12:20 am - 6:55 amSFO-SIN

38h 35m1 stop

10:10 am - 9:05 amSIN-SFO

14h 55mnonstop

$651United Airlines

Find Deal

Sun, Feb 1 - Sun, Feb 15

United Airlines flights from San Francisco to Singapore

Our best United Airlines deals on San Francisco to Singapore flight tickets

United Airlines

Sep 29

SFO10:45 amSan Francisco

16h 40m

SIN6:25 pmSingapore Changi

Oct 20

SIN8:40 pmSingapore Changi

15h 30m

SFO9:10 pmSan Francisco

$641

Find similar

United Airlines

Sep 23

SFO10:40 amSan Francisco

29h 00m

1 stop

SIN6:40 amSingapore Changi

Oct 3

SIN8:45 amSingapore Changi

15h 30m

SFO9:15 amSan Francisco

$651

Find similar

United Airlines

Sep 25

SFO10:45 amSan Francisco

16h 40m

SIN6:25 pmSingapore Changi

Oct 3

SIN6:15 amSingapore Changi

19h 15m

1 stop

SFO10:30 amSan Francisco

$654

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Philippine Airlines flights from San Francisco to Singapore

Our best Philippine Airlines deals on San Francisco to Singapore flight tickets

Philippine Airlines

Oct 5

SFO11:55 pmSan Francisco

28h 00m

1 stop

SIN6:55 pmSingapore Changi

Oct 9

SIN10:25 amSingapore Changi

25h 25m

1 stop

SFO8:50 pmSan Francisco

$615

Find similar

Philippine Airlines

Oct 14

SFO11:55 pmSan Francisco

22h 25m

1 stop

SIN1:20 pmSingapore Changi

Oct 21

SIN10:25 amSingapore Changi

25h 25m

1 stop

SFO8:50 pmSan Francisco

$617

Find similar

Philippine Airlines

Sep 29

SFO11:55 pmSan Francisco

28h 00m

1 stop

SIN6:55 pmSingapore Changi

Oct 22

SIN2:35 pmSingapore Changi

21h 15m

1 stop

SFO8:50 pmSan Francisco

$618

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 11/10

10:30 pm-7:05 pm

2 stops28h 35m

Singapore Changi

Mon 11/24

8:30 am-6:45 am

1 stop38h 15m

$613

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Tue 10/14

10:25 pm-7:00 pm

2 stops29h 35m

Singapore Changi

Thu 11/13

8:30 am-6:45 am

1 stop38h 15m

$614

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sun 10/5

11:55 pm-6:55 pm

1 stop28h 00m

Singapore Changi

Thu 10/9

10:25 am-8:50 pm

1 stop25h 25m

$615

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Tue 10/14

11:55 pm-1:20 pm

1 stop22h 25m

Singapore Changi

Tue 10/21

10:25 am-8:50 pm

1 stop25h 25m

$617

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 10/20

11:30 am-7:10 pm

Nonstop16h 40m

Singapore Changi

Wed 10/29

9:15 am-8:50 am

Nonstop14h 35m

$619

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Wed 10/29

10:40 am-7:05 pm

Nonstop17h 25m

Singapore Changi

Wed 11/5

9:15 am-7:50 am

Nonstop14h 35m

$623

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sun 1/11

12:20 am-5:35 pm

1 stop25h 15m

Singapore Changi

Sun 1/25

10:45 am-3:20 pm

1 stop20h 35m

$625

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sun 9/28

10:40 am-6:40 am

1 stop29h 00m

Singapore Changi

Sat 10/4

6:15 am-10:30 am

1 stop19h 15m

$639

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 9/29

10:45 am-6:25 pm

Nonstop16h 40m

Singapore Changi

Mon 10/20

8:40 pm-9:10 pm

Nonstop15h 30m

$641

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sun 2/1

12:20 am-6:55 am

1 stop38h 35m

Singapore Changi

Sun 2/15

10:10 am-9:05 am

Nonstop14h 55m

$651

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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

Prices

Airlines

Layovers

Other information

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 $756. 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 $761.

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 $872. The most expensive day to fly to Singapore is Saturday, with ticket prices averaging around $1,049.

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 $918. 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 Changi flight route?

Fly from San Francisco to Singapore Changi for the best San Francisco - Singapore Changi 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 $947 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 $857 on momondo.

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

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

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

As of September 2025, prices for San Francisco to Singapore flights are approximately 32% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Singapore

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

Estimated round-trip price

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

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

Best Price Found	$350
Fastest flight time	16h 10m
Direct flights	Every day
Airports in Singapore	1 airport

The best one-way flight to Singapore from San Francisco in the past 72 hours is $350. The best round-trip flight deal from San Francisco to Singapore found on momondo in the last 72 hours is $664.

The fastest flight from San Francisco to Singapore takes 16h 10m

Direct flights go from San Francisco to Singapore every day.

There is 1 airport near Singapore: Singapore Changi (SIN)

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How far is San Francisco to Singapore Changi by plane?
The distance between San Francisco and Singapore Changi is about 8434.6 mi. 16h 40m is a normal flight duration for this route.
When did momondo last update prices for flights from San Francisco Airport to Singapore Changi Airport?
Prices for flights from San Francisco Airport to Singapore Changi Airport were last updated today.
How many operators does momondo search for flights from San Francisco Airport to Singapore Changi Airport?
As of September 2025, there are 15 operators available to choose from for flights from San Francisco Airport to Singapore Changi Airport.
How old do you have to be to fly from San Francisco Airport to Singapore Changi Airport?
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 Changi Airport.
What documentation or ID do you need to fly to Singapore Changi Airport?
The travel and health documents you'll need for your trip to Singapore Changi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Singapore Changi Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Francisco to Singapore?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from San Francisco to Singapore is Boeing 777-200LR (25.74% of total bookings). The next most popular plane models are Boeing 787-9 Dreamliner (24.61%), Airbus A350-900 (21.35%), and Boeing 777-300ER (13.87%).
What is the most popular airline from San Francisco to Singapore?
Based on momondo bookings for flights between San Francisco and Singapore, the leading airline is Singapore Airlines, making up 49% of the total bookings. Other popular airlines include United Airlines with 33%, Air Canada with 5%, and Cathay Pacific with 4%.

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
China Airlines	PriceFrom $547	Free Cancellation	Rating 8.3 767 reviews	Search China Airlines flights
Air India	PriceFrom $588	Free Cancellation	Rating 5.5 2,930 reviews	Search Air India flights
Philippine Airlines	PriceFrom $602	Free Cancellation	Rating 7.2 911 reviews	Search Philippine Airlines flights
Singapore Airlines	PriceFrom $609	Free Cancellation	Rating 8.1 1,365 reviews	Search Singapore Airlines flights
ANA	PriceFrom $654	Free Cancellation	Rating 8.4 961 reviews	Search ANA flights
Asiana Airlines	PriceFrom $655	Free Cancellation	Rating 8.2 479 reviews	Search Asiana Airlines flights
China Eastern	PriceFrom $675	Free Cancellation	Rating 7.2 165 reviews	Search China Eastern flights
Korean Air	PriceFrom $684	Free Cancellation	Rating 8.4 1,139 reviews	Search Korean Air flights
STARLUX Airlines	PriceFrom $727	Free Cancellation	Rating 8.9 211 reviews	Search STARLUX Airlines flights
Air Canada	PriceFrom $728	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights

Singapore Airlines Flights From San Francisco to Singapore
Singapore Airlines flight deals from San Francisco to Singapore start from $609 round-trip. Over the 14 Singapore Airlines flights for this route in a normal week, average airfare is usually $858 round-trip - but some users have found much cheaper deals with momondo.

Why use momondo?

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

Finding the right flight to Singapore from San Francisco is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Singapore quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for San Francisco to Singapore flights to just show those with flexible booking policies.

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?

Yes. momondo can track prices for San Francisco to Singapore 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.

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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 9/26. 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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Find the cheapest flights from San Francisco to Singapore

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United Airlines flights from San Francisco to Singapore

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Philippine Airlines flights from San Francisco to Singapore

Our best Philippine Airlines deals on San Francisco to Singapore flight tickets

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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?

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 $872. The most expensive day to fly to Singapore is Saturday, with ticket prices averaging around $1,049.

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

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

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

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

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

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

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

As of September 2025, prices for San Francisco to Singapore flights are approximately 32% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from San Francisco to Singapore Changi?

United Airlines, ANA, and Korean Air are the most popular carriers operating from San Francisco to Singapore Changi

What airlines fly to Singapore?

Which airport is the most popular layover for flights between San Francisco and Singapore?

Manila (MNL) was the most common stop: 32% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from San Francisco to Singapore?

Flights via Shanghai (PVG) offer the lowest average round-trip price of $664.

Which layover airport has the shortest travel time from San Francisco to Singapore?

Flights connecting via Vancouver (YVR) have the shortest average one-way travel time: 20h 25m.

Which layover airport has the shortest connection time from San Francisco to Singapore?

Tokyo (NRT) has the shortest average layover time for this route: 2h 38m.

How many flights depart from San Francisco to Singapore on average per day?

The number of flights available between San Francisco and Singapore is 4 per day as of September 2025. The most frequent departure time is 10:00PM, with 50% of daily flights leaving in the evening.

How many flights depart from San Francisco to Singapore on average per week?

As of September 2025, 28 flights take off from San Francisco and land in Singapore each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

When to book flights from San Francisco to Singapore

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

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

Best Price Found

Fastest flight time

Direct flights

Airports in Singapore

How far is San Francisco to Singapore Changi by plane?

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

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

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

What documentation or ID do you need to fly to Singapore Changi Airport?

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

What is the most popular airline 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

Singapore Airlines Flights From San Francisco to Singapore

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your Singapore 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Singapore

Fly your favorite airline to Singapore