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Cheap flights from Singapore to San Francisco from S$ 658

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 29-8. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SFO
28 Aug — 4 Sep1
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 82 days in advance, depart on a Wednesday or Saturday 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 29 July 2026.

Mon 27-720:35
SIN
-
SFO
Nonstop15h 45m
United Airlines
Tue 11-811:10
SFO
-
SIN
Nonstop16h 25m
United Airlines
Deal found 27-7S$ 1,168
Tue 22-908:45
SIN
-
SFO
Nonstop15h 30m
United Airlines
Sun 27-922:40
SFO
-
SIN
Nonstop16h 35m
United Airlines
Deal found 24-7S$ 1,170
Fri 18-920:35
SIN
-
SFO
Nonstop15h 30m
United Airlines
Fri 9-1022:40
SFO
-
SIN
Nonstop16h 35m
United Airlines
Deal found 27-7S$ 1,171
Thu 30-720:35
SIN
-
SFO
Nonstop15h 45m
United Airlines
Wed 12-822:50
SFO
-
SIN
Nonstop16h 25m
United Airlines
Deal found 26-7S$ 1,172
Sat 17-1009:05
SIN
-
SFO
Nonstop15h 45m
Multiple Airlines
Mon 26-1012:40
SFO
-
SIN
1 stop25h 20m
Multiple Airlines
Deal found 24-7S$ 1,173
Sat 17-1009:05
SIN
-
SFO
Nonstop15h 45m
Multiple Airlines
Thu 29-1012:40
SFO
-
SIN
1 stop25h 20m
Multiple Airlines
Deal found 24-7S$ 1,175
Mon 17-802:00
SIN
-
SFO
1 stop33h 30m
China Airlines
Wed 23-1223:40
SFO
-
SIN
1 stop33h 00m
China Airlines
Deal found 26-7S$ 1,177
Tue 22-901:45
SIN
-
SFO
2 stops23h 35m
Multiple Airlines
Wed 7-1023:59
SFO
-
SIN
2 stops38h 16m
Multiple Airlines
Deal found 27-7S$ 1,179
Thu 12-1109:15
SIN
-
SFO
Nonstop14h 35m
Multiple Airlines
Sat 14-1123:50
SFO
-
SIN
1 stop30h 05m
Multiple Airlines
Deal found 24-7S$ 1,180
Mon 28-906:15
SIN
-
SFO
2 stops27h 16m
Air Canada
Sat 10-1019:35
SFO
-
SIN
2 stops35h 20m
Air Canada
Deal found 26-7S$ 1,182
Sat 17-1009:05
SIN
-
SFO
Nonstop15h 45m
Multiple Airlines
Wed 28-1023:50
SFO
-
SIN
1 stop31h 05m
Multiple Airlines
Deal found 24-7S$ 1,184
Wed 16-1209:30
SIN
-
SFO
2 stops29h 27m
Multiple Airlines
Sat 16-108:13
SFO
-
SIN
2 stops28h 42m
Multiple Airlines
Deal found 26-7S$ 1,185

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 29 July 2026.

Round-trip from

S$ 1,168

One-way from

S$ 658

Popular in

August

Cheapest in

February

Average price

S$ 1,376

Good round-trip deal

S$ 1,319 or less

Good one-way deal

S$ 579 or less
United Airlines
  • United Airlines
  • 21-10-27-10
  • Nonstop
  • 32h 50m total
  • Singapore to San Francisco
Search Deals
Air Canada
  • Air Canada
  • 29-8
  • 1 total stop
  • 26h 32m total
  • Singapore to San Francisco
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (S$ 193 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (S$ 34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Singapore Changi to San Francisco.
Search Deals
Price to beat on a one-way flight from Singapore Changi to San Francisco.
Search Deals

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 200,618 searches. Data last updated 29 July 2026.
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

Cheapest return flight

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Fri 11-9

20:35-21:05

Nonstop15h 30m

San Francisco

Wed 16-9

10:50-18:35

Nonstop16h 45m

S$ 1,168

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 12-10

08:45-09:15

Nonstop15h 30m

San Francisco

Sun 18-10

10:50-18:35

Nonstop16h 45m

S$ 1,168

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 21-10

09:05-09:50

Nonstop15h 45m

San Francisco

Wed 28-10

10:40-19:05

Nonstop17h 25m

S$ 1,199
Fastest return journey

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 16-12

09:15-07:50

Nonstop14h 35m

San Francisco

Sat 16-1

09:40-19:05

Nonstop17h 25m

S$ 1,307

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 10-8

08:45-09:30

Nonstop15h 45m

San Francisco

Tue 11-8

22:50-06:15

Nonstop16h 25m

S$ 1,316

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 21-9

20:35-21:05

Nonstop15h 30m

San Francisco

Tue 29-9

01:10-06:40

1 stop38h 30m

S$ 1,322

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 12-8

06:15-21:57

2 stops30h 42m

San Francisco

Wed 12-8

01:40-06:40

1 stop38h 00m

S$ 1,385

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 21-9

19:55-20:35

Nonstop15h 40m

San Francisco

Wed 30-9

11:45-19:10

Nonstop16h 25m

S$ 1,645

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Tue 11-8

08:05-19:24

2 stops26h 19m

San Francisco

Wed 3-2

07:00-00:50

2 stops25h 50m

S$ 1,689

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Tue 11-8

20:35-21:20

Nonstop15h 45m

San Francisco

Thu 13-8

01:40-06:40

1 stop38h 00m

S$ 1,770

Flights are sorted by cheapest return flights first.

Deals found on 24-7

Showing 1-10 of 23 resultsSorted by cheapest first
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2
3

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?

To ensure you get the cheapest price possible for a flight from Singapore to San Francisco, you should look to book at least 80 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Singapore to San Francisco (average of S$ 875). Flying from Singapore to San Francisco in August is currently the most expensive (average of S$ 1,506). 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 29 July 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to San Francisco as you normally would.

How much does it cost for a return flight from Singapore to San Francisco?

Airfare is typical for this route at the moment.

Singapore to San Francisco flights typically cost between S$ 1,166 and S$ 1,696 in October.
The cheapest return price found within the last 5 days was S$ 1,168 on United Airlines (21 Oct–29 Oct).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated 29 July 2026.
Get a feel of what it's like to fly with STARLUX Airlines,EVA Air, andSingapore Airlines from Singapore to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
8.8
Very Good
Check prices

Boarding

8.9

Crew

9.1

Overall

8.8

Food

8.6

Entertainment

8.7

Comfort

8.8

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.
STARLUX Airlines
8.8
Very Good
STARLUX Airlines
8.8
Very Good
Check prices

Boarding

8.9

Crew

9.1

Overall

8.8

Food

8.6

Entertainment

8.7

Comfort

8.8

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.
EVA Air
8.5
Very Good
1,506 reviews
STARLUX Airlines
8.8
Very Good
Check prices

Boarding

8.9

Crew

9.1

Overall

8.8

Food

8.6

Entertainment

8.7

Comfort

8.8

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.
Singapore Airlines
8.2
Very Good
1,584 reviews
STARLUX Airlines
8.8
Very Good
Check prices

Boarding

8.9

Crew

9.1

Overall

8.8

Food

8.6

Entertainment

8.7

Comfort

8.8

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.
Cathay Pacific
7.6
Good
1,433 reviews
STARLUX Airlines
8.8
Very Good
Check prices

Boarding

8.9

Crew

9.1

Overall

8.8

Food

8.6

Entertainment

8.7

Comfort

8.8

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.
United Airlines
7.4
Good
10,050 reviews
STARLUX Airlines
8.8
Very Good
Check prices

Boarding

8.9

Crew

9.1

Overall

8.8

Food

8.6

Entertainment

8.7

Comfort

8.8

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.

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.

  • What airports do I use to fly from Singapore to San Francisco?

    If you book a flight from Singapore to San Francisco, you will be flying from Changi to San Francisco. Flights to San Francisco (SFO) from Singapore Changi (SIN) take 14h 35m for a nonstop flight. There are 4 flights from Changi to San Francisco per day from 11 airlines.

  • How popular is this Singapore to San Francisco flight route?

    The Singapore Changi to San Francisco flight path was viewed by 784 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?

    Departing from Singapore to San Francisco will take you 15h 30m. Singapore and San Francisco are separated by a distance of 13572 km. Generally, flights for this route are direct.

  • What are the cheapest airlines flying from Singapore to San Francisco round-trip?

    Cheapflights users have booked flights from Singapore to San Francisco round-trip from S$ 761. Other airlines that can offer you cheap pricing are United Airlines, from S$ 771, and Singapore Airlines, from S$ 814. Air Canada is currently priced 37% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Singapore to San Francisco one-way?

    The cheapet airlines for a one-way flight from Singapore to San Francisco are Singapore Airlines (S$ 500), United Airlines (S$ 507), and Cathay Pacific (S$ 647).

  • What are the cheapest flights from Singapore to San Francisco?

    The cheapest flight price from Singapore to San Francisco is S$ 579. On average you can expect to pay S$ 3,149. The most popular route, (Singapore Changi - San Francisco), can usually be booked for S$ 907.

  • 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, February is the cheapest month in which you can book a flight from Singapore to San Francisco (average of S$ 875). Flying from Singapore to San Francisco in August is currently the most expensive (average of S$ 1,506). 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
Millbrae
South San Francisco
Sunnyvale
Santa Clara
Milpitas
Carmel-by-the-Sea

Browse thousands of different options on Cheapflights for your next trip

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Fly from Singapore to San Francisco on these airlines

Choose from the following airlines for your flight from Singapore to San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 29 July 2026.
United Airlines flights from Singapore Changi to San Francisco
Singapore Airlines flights from Singapore Changi to San Francisco
EVA Air flights from Singapore Changi to San Francisco

Top 10 airlines flying from Singapore to San Francisco

Discover the top 10 airlines that operate flights from Singapore to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 29 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestS$ 761AverageS$ 1,040FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestS$ 771AverageS$ 1,090FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Singapore AirlinesCheapestS$ 814AverageS$ 1,255FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Asiana AirlinesCheapestS$ 846AverageS$ 998FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Cathay PacificCheapestS$ 862AverageS$ 1,031FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
STARLUX AirlinesCheapestS$ 938AverageS$ 1,223FlexibilityNo cancel feeOn-timeN/A
Search STARLUX Airlines flights
China AirlinesCheapestS$ 967AverageS$ 1,072FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Korean AirCheapestS$ 977AverageS$ 1,106FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
EVA AirCheapestS$ 1,083AverageS$ 1,254FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
ANACheapestS$ 1,222AverageS$ 1,265FlexibilityNo cancel feeOn-time80%
Search ANA 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?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Singapore to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Singapore to San Francisco for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily find flights from Singapore to San Francisco with no change fees.

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

Yes! Start tracking prices for Singapore to San Francisco flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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