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Cheap flights from Singapore to San Francisco from £315

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SFO
26 Feb — 5 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Singapore Changi to San Francisco are usually found in February or October, booked 60 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Singapore to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Singapore to San Francisco
Explore the most affordable flight options available from Singapore to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 January 2026.

Tue 27/122:20
SIN
-
SFO
Nonstop14h 55m
United Airlines
Tue 3/210:35
SFO
-
SIN
Nonstop17h 40m
United Airlines
Deal found 26/1£500
Tue 27/122:20
SIN
-
SFO
Nonstop14h 55m
United Airlines
Wed 28/110:35
SFO
-
SIN
Nonstop17h 40m
United Airlines
Deal found 26/1£504
Sat 31/110:45
SIN
-
SFO
Nonstop14h 50m
United Airlines
Thu 12/210:35
SFO
-
SIN
Nonstop17h 40m
United Airlines
Deal found 27/1£505
Thu 29/122:20
SIN
-
SFO
Nonstop14h 55m
United Airlines
Wed 11/210:35
SFO
-
SIN
Nonstop17h 40m
United Airlines
Deal found 25/1£505
Thu 26/222:20
SIN
-
SFO
Nonstop14h 55m
United Airlines
Thu 5/310:35
SFO
-
SIN
Nonstop17h 40m
United Airlines
Deal found 25/1£549
Sat 7/322:20
SIN
-
SFO
Nonstop14h 55m
United Airlines
Sun 22/311:35
SFO
-
SIN
Nonstop17h 40m
United Airlines
Deal found 26/1£549
Wed 11/322:20
SIN
-
SFO
Nonstop14h 55m
United Airlines
Wed 18/322:35
SFO
-
SIN
Nonstop17h 25m
United Airlines
Deal found 25/1£554
Sat 7/314:25
SIN
-
SFO
1 stop20h 20m
China Airlines
Sat 21/323:40
SFO
-
SIN
1 stop34h 00m
China Airlines
Deal found 25/1£564
Tue 10/214:25
SIN
-
SFO
1 stop20h 20m
China Airlines
Wed 25/223:40
SFO
-
SIN
1 stop33h 00m
China Airlines
Deal found 25/1£570
Fri 22/513:45
SIN
-
SFO
1 stop21h 10m
China Airlines
Wed 27/501:05
SFO
-
SIN
1 stop20h 30m
China Airlines
Deal found 25/1£578
Tue 10/310:00
SIN
-
SFO
1 stop22h 20m
Cathay Pacific
Tue 24/312:25
SFO
-
SIN
1 stop26h 15m
Cathay Pacific
Deal found 26/1£579
Thu 12/210:10
SIN
-
SFO
Nonstop14h 45m
United Airlines
Sat 21/210:35
SFO
-
SIN
Nonstop17h 40m
United Airlines
Deal found 26/1£580

Find flight deals from Singapore to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to San Francisco (SFO). 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 27 January 2026.

Round-trip from

£500

One-way from

£315

Popular in

August

Cheapest in

February

Average price

£622
United Airlines
  • United Airlines
  • 6/2-8/2
  • Nonstop
  • 32h 35m total
  • Singapore to San Francisco
Search Deals
United Airlines
  • United Airlines
  • 4/2
  • Nonstop
  • 14h 50m total
  • Singapore to San Francisco
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£23 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customise 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, Cheapflights users made 858,174 searches. Data last updated 27 January 2026.
Use the filters below to find and compare flights from Singapore to San Francisco that are best for you.

Fly from

Singapore

Fly to

San Francisco

Route

Depart

Return

Price

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Tue 10/2

10:10-09:00

Nonstop14h 50m

San Francisco

Wed 25/2

10:35-20:15

Nonstop17h 40m

£500

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Sun 8/2

22:20-21:15

Nonstop14h 55m

San Francisco

Wed 11/2

10:35-20:15

Nonstop17h 40m

£505

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Fri 13/3

10:10-10:05

Nonstop14h 55m

San Francisco

Sun 22/3

11:35-20:15

Nonstop17h 40m

£549

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 11/3

22:20-22:15

Nonstop14h 55m

San Francisco

Wed 18/3

22:35-07:00

Nonstop17h 25m

£554

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 25/2

22:20-21:15

Nonstop14h 55m

San Francisco

Wed 4/3

10:35-20:15

Nonstop17h 40m

£554

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Tue 10/2

14:25-18:45

1 stop20h 20m

San Francisco

Wed 25/2

23:40-00:40

1 stop33h 00m

£570

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Fri 24/4

02:00-19:55

1 stop32h 55m

San Francisco

Sun 26/4

01:05-12:35

1 stop20h 30m

£581

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 27/4

09:15-09:10

Nonstop14h 55m

San Francisco

Tue 5/5

11:00-19:10

Nonstop17h 10m

£582

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Fri 6/2

10:10-09:00

Nonstop14h 50m

San Francisco

Sun 8/2

10:15-06:55

1 stop28h 40m

£592

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 9/2

10:45-15:20

1 stop20h 35m

San Francisco

Thu 12/2

10:35-20:15

Nonstop17h 40m

£592

Flights are sorted by cheapest return flights first.

Deals found on 25/1

Showing 1-10 of 22 results
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Best time to book a flight from Singapore to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Singapore with our price prediction graph.
Estimated return 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 Singapore to San Francisco

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

Use this chart to determine the optimal time to book a return flight from Singapore to San Francisco. Price data was last updated on 23 January 2026.

Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from Singapore to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, March is the cheapest month in which you can book a flight from Singapore to San Francisco (average of £297). Flying from Singapore to San Francisco in December is currently the most expensive (average of £503). 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 SIN to SFO?

Find hourly flight availability from Singapore to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 January 2026.

When flying from Singapore to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Singapore to San Francisco. 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 Singapore to San Francisco flight route?

    This flight path from Singapore Changi to San Francisco was viewed by 29 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 Singapore to San Francisco?

    Airlines like United Airlines fly from Singapore to San Francisco in about 14h 55m. The time it takes to get you to your destination is usually consistent. The distance from Singapore to San Francisco is about 8433 mi. All flights are typically direct.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Singapore to San Francisco 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 Singapore to San Francisco?

    Currently, March is the cheapest month in which you can book a flight from Singapore to San Francisco (average of £297). Flying from Singapore to San Francisco in December is currently the most expensive (average of £503). 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

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Newark
San Bruno
Bodega Bay
South San Francisco
Sunnyvale
Pacific Grove

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Singapore to San Francisco

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

Fly with Cheapflights

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

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

Deals for Singapore to San Francisco flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Singapore to San Francisco.

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

Yes, we can. To see specific flights from Singapore to San Francisco with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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