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Cheap flights from Singapore to San Francisco from S$ 538

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 25-5. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SFO
17 Apr — 24 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 Thursday or Tuesday and return on a Tuesday

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 12 April 2025.

Round-trip from

S$ 973

One-way from

S$ 538

Popular in

August

Cheapest in

March

Average price

S$ 1,119

Good round-trip deal

S$ 1,132 or less

Good one-way deal

S$ 671 or less
China Airlines
  • China Airlines
  • 26-5-12-11
  • 2 total stops
  • 54h 20m total
  • Singapore to San Francisco
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United Airlines
  • United Airlines
  • 25-5
  • Nonstop
  • 15h 40m total
  • Singapore to San Francisco
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Highest demand for flights based on searches. 10% potential increase in price (S$ 197 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (S$ 37 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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Price to beat on a one-way 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 12 April 2025.

Mon 26-502:00SIN - SFO
1 stop32h 55mChina Airlines
Wed 12-1123:40SFO - SIN
1 stop21h 25mChina Airlines
Deal found 10-4S$ 973
Tue 7-1009:10SIN - SFO
1 stop21h 18mAir Canada
Tue 21-1018:39SFO - SIN
1 stop21h 26mAir Canada
Deal found 11-4S$ 999
Sun 11-522:50SIN - SFO
1 stop31h 40mAsiana Airlines
Sun 22-623:30SFO - SIN
1 stop31h 00mAsiana Airlines
Deal found 10-4S$ 1,015
Sun 11-517:50SIN - SFO
2 stops41h 40mChina Southern
Sat 17-500:35SFO - SIN
1 stop35h 30mChina Southern
Deal found 11-4S$ 1,016
Sat 10-514:00SIN - SFO
1 stop21h 30mSTARLUX Airlines
Tue 30-900:50SFO - SIN
1 stop20h 50mSTARLUX Airlines
Deal found 10-4S$ 1,037
Sat 12-412:45SIN - SFO
1 stop19h 45mCathay Pacific
Fri 25-412:55SFO - SIN
1 stop25h 35mCathay Pacific
Deal found 10-4S$ 1,044
Wed 17-909:15SIN - SFO
Nonstop15h 25mSingapore Airlines
Wed 24-911:30SFO - SIN
Nonstop16h 40mSingapore Airlines
Deal found 10-4S$ 1,047
Thu 22-513:10SIN - SFO
1 stop22h 00mEVA Air
Sat 24-512:30SFO - SIN
1 stop34h 20mEVA Air
Deal found 10-4S$ 1,055
Sun 14-920:40SIN - SFO
Nonstop15h 30mUnited Airlines
Wed 24-910:45SFO - SIN
Nonstop16h 40mUnited Airlines
Deal found 10-4S$ 1,061
Tue 13-502:15SIN - SFO
1 stop25h 45mMultiple Airlines
Sun 18-515:30SFO - SIN
2 stops53h 55mMultiple Airlines
Deal found 11-4S$ 1,126
Mon 15-907:30SIN - SFO
2 stops26h 55mDelta
Thu 25-906:05SFO - SIN
2 stops26h 35mDelta
Deal found 10-4S$ 1,147

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 12 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

Mon 26-5

02:00-19:55

1 stop32h 55m

San Francisco

Wed 12-11

23:40-13:05

1 stop21h 25m

S$ 973

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Fri 16-5

22:50-15:30

1 stop31h 40m

San Francisco

Sun 18-5

23:30-21:30

1 stop31h 00m

S$ 992

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Tue 7-10

09:10-15:28

1 stop21h 18m

San Francisco

Tue 21-10

18:39-07:05

1 stop21h 26m

S$ 999

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Sun 11-5

17:50-20:30

2 stops41h 40m

San Francisco

Sat 17-5

00:35-03:05

1 stop35h 30m

S$ 1,016

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Sat 10-5

14:00-20:30

1 stop21h 30m

San Francisco

Tue 30-9

00:50-12:40

1 stop20h 50m

S$ 1,037

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 22-9

09:45-21:43

2 stops26h 58m

San Francisco

Mon 29-9

16:35-23:20

2 stops39h 45m

S$ 1,044

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 17-9

09:15-09:40

Nonstop15h 25m

San Francisco

Wed 24-9

11:30-19:10

Nonstop16h 40m

S$ 1,047

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Sat 10-5

13:10-06:45

1 stop32h 35m

San Francisco

Wed 1-10

12:30-13:50

1 stop34h 20m

S$ 1,048

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Sun 14-9

08:45-09:15

Nonstop15h 30m

San Francisco

Thu 25-9

10:45-18:25

Nonstop16h 40m

S$ 1,061

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Sat 10-5

12:45-22:40

1 stop24h 55m

San Francisco

Sun 18-5

23:10-12:25

1 stop22h 15m

S$ 1,078

Flights are sorted by cheapest return flights first.

Deals found on 10-4

Showing 1-10 of 27 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 4 April 2025.

To ensure you get the cheapest price possible for a flight from Singapore to San Francisco, you should look to book at least 43 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, December is the cheapest month in which you can book a flight from Singapore to San Francisco (average of S$ 778). Flying from Singapore to San Francisco in July is currently the most expensive (average of S$ 921). 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 12 April 2025.

When flying from Singapore to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 28% versus a flight in the evening.

What is the cheapest day to fly from Singapore to San Francisco?

Use this chart to determine the cheapest time to fly return from Singapore to San Francisco. Price data was last updated on 30 March 2025.

Travellers seeking maximum savings on their Singapore to San Francisco flight should consider departing on Wednesday at midday when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 12 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 12 April 2025.
Read reviews from past customers who have flown STARLUX Airlines, EVA Air and Korean Air 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.
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Food

8.9

Entertainment

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

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

Boarding

9.0

Food

8.9

Entertainment

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

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
1,172 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Food

8.9

Entertainment

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

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
1,060 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Food

8.9

Entertainment

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

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.
ANA
8.3
Very Good
837 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Boarding

9.0

Food

8.9

Entertainment

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

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

Boarding

9.0

Food

8.9

Entertainment

9.0

Overall

9.1

Comfort

9.0

Crew

9.3

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 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 15h 05m for a nonstop flight. There are 4 flights from Changi to San Francisco per day from 9 airlines.

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

    The Singapore Changi to San Francisco flight path was viewed by 4,318 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?

    Cheapflights users have booked flights from Singapore to San Francisco round-trip from S$ 973. Other airlines that can offer you cheap pricing are Asiana Airlines, from S$ 992, and Air Canada, from S$ 999. China Airlines is currently priced 22% 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 United Airlines (S$ 538), Singapore Airlines (S$ 542), and China Airlines (S$ 622).

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

    The cheapest flight price from Singapore to San Francisco is S$ 541. On average you can expect to pay S$ 3,309. The most popular route, (Singapore Changi - San Francisco), can usually be booked for S$ 893.

  • 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, December is the cheapest month in which you can book a flight from Singapore to San Francisco (average of S$ 778). Flying from Singapore to San Francisco in July is currently the most expensive (average of S$ 921). 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
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 12 April 2025.
Singapore Airlines flights from Singapore Changi to San Francisco
United Airlines flights from Singapore Changi to San Francisco
EVA Air flights from Singapore Changi to San Francisco

Top 9 airlines flying from Singapore to San Francisco

Discover the top 9 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 12 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapestS$ 499AverageS$ 1,114FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
United AirlinesCheapestS$ 881AverageS$ 1,148FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Singapore AirlinesCheapestS$ 919AverageS$ 1,249FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Cathay PacificCheapestS$ 945AverageS$ 1,240FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
China AirlinesCheapestS$ 1,002AverageS$ 1,129FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
STARLUX AirlinesCheapestS$ 1,050AverageS$ 1,211FlexibilityNo cancel feeOn-timeN/A
Search STARLUX Airlines flights
EVA AirCheapestS$ 1,076AverageS$ 1,226FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
ANACheapestS$ 1,190AverageS$ 1,352FlexibilityNo cancel feeOn-time80%
Search ANA flights
Japan AirlinesCheapestS$ 1,208AverageS$ 1,335FlexibilityNo cancel feeOn-time79%
Search Japan 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?

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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