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Cheap flights from Singapore to San Francisco from £351

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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SFO
6 Dec — 13 Dec1
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 26 days in advance, depart on a Wednesday or Monday and return on a Thursday

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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 6 November 2025.

Tue 18/1101:25SIN - SFO
1 stop30h 55mCathay Pacific
Wed 3/1222:55SFO - SIN
1 stop22h 10mCathay Pacific
Deal found 5/11£527
Mon 15/1220:15SIN - SFO
1 stop17h 00mCathay Pacific
Sun 11/111:25SFO - SIN
1 stop26h 15mCathay Pacific
Deal found 5/11£538
Wed 17/1220:15SIN - SFO
1 stop16h 45mCathay Pacific
Mon 12/111:25SFO - SIN
1 stop21h 00mCathay Pacific
Deal found 5/11£539
Fri 21/1120:15SIN - SFO
1 stop29h 30mCathay Pacific
Tue 25/1121:45SFO - SIN
1 stop30h 25mCathay Pacific
Deal found 6/11£549
Mon 22/1201:25SIN - SFO
1 stop35h 35mCathay Pacific
Sun 11/111:25SFO - SIN
1 stop26h 15mCathay Pacific
Deal found 5/11£561
Wed 19/1122:20SIN - SFO
Nonstop14h 55mUnited Airlines
Wed 3/1210:50SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 5/11£566
Wed 17/1201:25SIN - SFO
1 stop35h 35mCathay Pacific
Thu 8/111:25SFO - SIN
1 stop36h 20mCathay Pacific
Deal found 5/11£568
Sun 14/1202:00SIN - SFO
1 stop32h 45mChina Airlines
Sat 10/123:40SFO - SIN
1 stop33h 00mChina Airlines
Deal found 6/11£596
Tue 16/1202:00SIN - SFO
1 stop32h 45mChina Airlines
Thu 8/123:40SFO - SIN
1 stop21h 25mChina Airlines
Deal found 5/11£597
Fri 19/1214:25SIN - SFO
1 stop20h 20mChina Airlines
Tue 6/123:40SFO - SIN
1 stop33h 00mChina Airlines
Deal found 5/11£611

Cheap 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 6 November 2025.

Round-trip from

£526

One-way from

£351

Popular in

December

Cheapest in

February

Average price

£661

Good one-way deal

£325 or less
Cathay Pacific
  • Cathay Pacific
  • 4/3-9/3
  • 2 total stops
  • 61h 50m total
  • Singapore to San Francisco
Search Deals
ZIPAIR
  • ZIPAIR
  • 2/2
  • 1 total stop
  • 29h 00m total
  • Singapore to San Francisco
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£46 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 858,174 searches. Data last updated 6 November 2025.
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

Wed 11/3

01:25-22:15

1 stop35h 50m

San Francisco

Mon 16/3

22:45-16:50

1 stop27h 05m

£527

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 17/12

10:00-21:00

1 stop27h 00m

San Francisco

Sun 11/1

11:25-00:25

1 stop21h 00m

£538

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 26/11

10:10-09:15

Nonstop15h 05m

San Francisco

Fri 28/11

10:50-20:15

Nonstop17h 25m

£566

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 17/11

10:10-09:15

Nonstop15h 05m

San Francisco

Sun 23/11

22:35-08:00

Nonstop17h 25m

£566

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 26/11

10:10-09:15

Nonstop15h 05m

San Francisco

Wed 3/12

22:35-08:00

Nonstop17h 25m

£566

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Sat 20/12

14:25-18:45

1 stop20h 20m

San Francisco

Sat 10/1

23:40-13:05

1 stop21h 25m

£596

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Tue 25/11

02:00-18:45

1 stop32h 45m

San Francisco

Wed 3/12

23:40-00:40

1 stop33h 00m

£597

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Sat 24/1

14:25-18:45

1 stop20h 20m

San Francisco

Thu 21/5

01:05-12:35

1 stop20h 30m

£598

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Sun 14/12

02:00-18:45

1 stop32h 45m

San Francisco

Fri 9/1

23:40-13:05

1 stop21h 25m

£611

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Thu 18/12

22:20-21:15

Nonstop14h 55m

San Francisco

Wed 7/1

10:35-20:15

Nonstop17h 40m

£617

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Showing 1-10 of 23 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 31 October 2025.

Booking 26 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, February is the cheapest month in which you can book a flight from Singapore to San Francisco (average of £421). Flying from Singapore to San Francisco in January is currently the most expensive (average of £570). 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 6 November 2025.

It’s typically best to fly out from Singapore to San Francisco at midday. Doing so could potentially save you 37% on the flight price compared to flying in the evening, which is usually more expensive.

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

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 6 November 2025.
Read reviews from past customers who have flown with Singapore Airlines from Singapore to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,391 reviews
Check prices

Entertainment

8.0

Boarding

8.3

Food

7.7

Overall

8.1

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.
Singapore Airlines
8.1
Very Good
1,391 reviews
Singapore Airlines
8.1
Very Good
1,391 reviews
Check prices

Entertainment

8.0

Boarding

8.3

Food

7.7

Overall

8.1

Comfort

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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 wish to fly to San Francisco from Singapore, then you need to book flights from Singapore Changi to San Francisco. There are 4 flights from Changi (SIN) to San Francisco (SFO) per day to choose from. Flights to San Francisco from Changi are available from 1 airline, which means you should have some options if you want to compare airfare deals. 15h 25m is how long a nonstop flight from Singapore to San Francisco typically takes.

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

    This flight path from Singapore Changi to San Francisco was viewed by 32 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 Cathay Pacific and United Airlines fly from Singapore to San Francisco in about 14h 55m. The time it takes to get you to your destination can typically vary by up to 20h 55m. The distance from Singapore to San Francisco is about 8433 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Singapore to San Francisco round-trip?

    Currently priced at £633, Singapore Airlines will fly you from Singapore to San Francisco and back. In addition to Singapore Airlines, many other airlines offer competitively priced options for your trip. Singapore Airlines is 5% cheaper than the average price of flights available within the next 90 days to this destination.

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

    For one-way options, check prices for ZIPAIR. According to our data, you can fly for as low as £351. Users have also found prices from £371 and £387 on United Airlines and China Airlines, respectively.

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

    Looking at all options, your cheapest flight can be booked for £322. While the most popular route (Singapore Changi - San Francisco) can be booked for £690 on average, our data indicates £325 when flying from Singapore to San Francisco.

  • 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 £421). Flying from Singapore to San Francisco in January is currently the most expensive (average of £570). 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
South San Francisco
San Bruno
Bodega Bay
Pacific Grove

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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

Top airline flying from Singapore to San Francisco

Discover the top airline 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 858,174 searches. Data last updated 6 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest£633Average£974FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines 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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