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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 29/5. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SFO
21 Apr — 28 Apr1
1 adult

Cheapflights Tip: The best prices from Singapore Changi to San Francisco are usually found in March or February, booked 43 days in advance, depart on a Monday or Wednesday and return on a Thursday

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 16 April 2025.

Round-trip from

£567

One-way from

£315

Popular in

August

Cheapest in

March

Average price

£641

Good round-trip deal

£1,929 or less
China Airlines
  • China Airlines
  • 1/5-17/5
  • 2 total stops
  • 53h 25m total
  • Singapore to San Francisco
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United Airlines
  • United Airlines
  • 29/5
  • Nonstop
  • 15h 35m total
  • Singapore to San Francisco
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Highest demand for flights based on searches. 10% potential increase in price (£63 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Singapore Changi to San Francisco.
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Find flight deals from Singapore to San Francisco

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 16 April 2025.

Thu 1/502:00SIN - SFO
1 stop32h 55mChina Airlines
Sat 17/501:05SFO - SIN
1 stop20h 30mChina Airlines
Deal found 14/4£567
Sun 11/522:50SIN - SFO
1 stop31h 40mAsiana Airlines
Mon 30/623:30SFO - SIN
1 stop31h 00mAsiana Airlines
Deal found 15/4£593
Thu 5/608:45SIN - SFO
Nonstop15h 35mUnited Airlines
Sun 27/722:55SFO - SIN
Nonstop16h 20mUnited Airlines
Deal found 14/4£611
Fri 2/515:10SIN - SFO
1 stop30h 35mEVA Air
Sun 18/512:30SFO - SIN
1 stop34h 20mEVA Air
Deal found 14/4£617
Thu 1/501:50SIN - SFO
1 stop35h 50mCathay Pacific
Sun 18/523:10SFO - SIN
1 stop22h 15mCathay Pacific
Deal found 14/4£629
Mon 26/519:50SIN - SFO
Nonstop15h 25mSingapore Airlines
Sun 31/811:30SFO - SIN
Nonstop16h 40mSingapore Airlines
Deal found 15/4£644
Tue 6/501:10SIN - SFO
1 stop24h 30mKorean Air
Thu 3/713:10SFO - SIN
1 stop24h 50mKorean Air
Deal found 15/4£670
Wed 7/507:30SIN - SFO
2 stops39h 58mDelta
Tue 1/705:55SFO - SIN
2 stops32h 05mDelta
Deal found 15/4£671
Thu 1/500:30SIN - SFO
1 stop29h 15mMultiple Airlines
Sun 18/515:30SFO - SIN
2 stops54h 15mMultiple Airlines
Deal found 14/4£707
Tue 24/601:55SIN - SFO
1 stop22h 50mJapan Airlines
Mon 14/716:25SFO - SIN
2 stops58h 05mJapan Airlines
Deal found 15/4£781
Thu 15/507:10SIN - SFO
2 stops48h 15mSWISS
Sat 24/519:30SFO - SIN
2 stops38h 05mSWISS
Deal found 14/4£934

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 16 April 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

Thu 1/5

02:00-19:55

1 stop32h 55m

San Francisco

Sat 17/5

01:05-12:35

1 stop20h 30m

£567

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Sun 11/5

22:50-15:30

1 stop31h 40m

San Francisco

Mon 30/6

23:30-21:30

1 stop31h 00m

£593

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Thu 5/6

08:45-09:20

Nonstop15h 35m

San Francisco

Sun 27/7

22:55-06:15

Nonstop16h 20m

£611

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Fri 2/5

15:10-06:45

1 stop30h 35m

San Francisco

Sun 18/5

12:30-13:50

1 stop34h 20m

£617

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Thu 1/5

01:50-22:40

1 stop35h 50m

San Francisco

Sun 18/5

23:10-12:25

1 stop22h 15m

£629

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 26/5

19:50-20:15

Nonstop15h 25m

San Francisco

Sun 31/8

11:30-19:10

Nonstop16h 40m

£644

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Tue 6/5

01:10-10:40

1 stop24h 30m

San Francisco

Thu 3/7

13:10-05:00

1 stop24h 50m

£670

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 7/5

07:30-08:28

2 stops39h 58m

San Francisco

Tue 1/7

05:55-05:00

2 stops32h 05m

£671

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Thu 1/5

00:30-14:45

1 stop29h 15m

San Francisco

Sun 18/5

15:30-12:45

2 stops54h 15m

£707

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Tue 24/6

01:55-09:45

1 stop22h 50m

San Francisco

Mon 14/7

16:25-17:30

2 stops58h 05m

£781

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 26 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 11 April 2025.

Booking 43 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 £538). Flying from Singapore to San Francisco in July is currently the most expensive (average of £803). 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 16 April 2025.

It’s typically best to fly out from Singapore to San Francisco at midday. Doing so could potentially save you 41% on the flight price compared to flying in the evening, which is usually more expensive.

Weekly flight availability from Singapore to San Francisco

Explore weekly flight availability from Singapore to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 16 April 2025.

The most flights from SIN to SFO are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

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 16 April 2025.
Get a feel of what it's like to fly with STARLUX Airlines, EVA Air and Korean Air from Singapore to San Francisco by reading reviews from past customers. 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.
STARLUX Airlines
9.1
Wonderful
Check prices

Comfort

9.0

Entertainment

9.0

Boarding

9.0

Overall

9.1

Crew

9.3

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
STARLUX Airlines
9.1
Wonderful
STARLUX Airlines
9.1
Wonderful
Check prices

Comfort

9.0

Entertainment

9.0

Boarding

9.0

Overall

9.1

Crew

9.3

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
EVA Air
8.4
Very Good
1,176 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Comfort

9.0

Entertainment

9.0

Boarding

9.0

Overall

9.1

Crew

9.3

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Korean Air
8.4
Very Good
1,063 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Comfort

9.0

Entertainment

9.0

Boarding

9.0

Overall

9.1

Crew

9.3

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Japan Airlines
8.3
Very Good
1,440 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Comfort

9.0

Entertainment

9.0

Boarding

9.0

Overall

9.1

Crew

9.3

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
China Airlines
8.2
Very Good
729 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Comfort

9.0

Entertainment

9.0

Boarding

9.0

Overall

9.1

Crew

9.3

Food

8.9

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

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 2 different airlines, 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 54 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Currently priced at £567, China Airlines will fly you from Singapore to San Francisco and back. In addition to China Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Asiana Airlines and United Airlines - these airlines can fly you to your destination from £593 and £611, respectively. China Airlines is 20% 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 United Airlines. According to our data, you can fly for as low as £315. Users have also found prices from £359 and £362 on ZIPAIR 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 £1,929. While the most popular route (Singapore Changi - San Francisco) can be booked for £699 on average our data indicates £1,929 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 £538). Flying from Singapore to San Francisco in July is currently the most expensive (average of £803). 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 Singapore?

Book flights to Singapore if you plan to visit one of these locations
Santa Cruz
Los Banos
Vallejo
Newark
South San Francisco
Pacific Grove
Union City

Browse thousands of different options on Cheapflights for your next trip

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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 2 airlines flying from Singapore to San Francisco

Discover the top 2 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 858,174 searches. Data last updated 16 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£599Average£798FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Singapore AirlinesCheapest£628Average£933FlexibilityNo 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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