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$409+ Cheap flights from Singapore (SIN) to San Francisco (SFO)

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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SFO
Feb 28 — Mar 71
Fri 2/28
Fri 3/7
1 adult, Economy
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The best prices from Singapore Changi to San Francisco are usually found in March or April, booked 37 days in advance, depart on a Wednesday or Tuesday and return on a Monday

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 February 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$743
(Trip.com)

One-way from

$409
(United Airlines)

Popular in

August

Cheapest in

March

Average price

$845

Good round-trip deal

$984 or less

Good one-way deal

$444 or less
Provider with most accurate pricing for Singapore Changi-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Singapore Changi-San Francisco flights.
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From Singapore Changi to San Francisco
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One-way flight from Singapore Changi to San Francisco
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Highest demand for flights based on searches. 10% potential increase in price ($111 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 23, 2025.

This Trip.com deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/62:00 amSIN - SFO
1 stop32h 55mChina Airlines
Sun 4/131:05 amSFO - SIN
1 stop20h 30mChina Airlines
Deal found 2/21$742
This oojo deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/152:00 pmSIN - SFO
1 stop21h 30mSTARLUX Airlines
Mon 4/2112:50 amSFO - SIN
1 stop20h 50mSTARLUX Airlines
Deal found 2/21$744
This Jettzy deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/191:55 amSIN - SFO
1 stop28h 05mAsiana Airlines
Tue 3/2511:30 pmSFO - SIN
1 stop34h 05mAsiana Airlines
Deal found 2/21$745
This Gotogate deal was found by Cheapflights users on 2/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/25:50 pmSIN - SFO
2 stops41h 40mMultiple Airlines
Wed 4/911:30 amSFO - SIN
Nonstop16h 40mMultiple Airlines
Deal found 2/22$747
This KAYAK deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/193:55 amSIN - SFO
2 stops31h 45mChina Southern
Mon 3/2412:35 amSFO - SIN
2 stops44h 55mChina Southern
Deal found 2/21$763
This oojo deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/159:15 amSIN - SFO
Nonstop15h 25mSingapore Airlines
Tue 4/2211:30 amSFO - SIN
Nonstop16h 40mSingapore Airlines
Deal found 2/21$776
This Mytrip deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2211:00 amSIN - SFO
1 stop38h 30mKorean Air
Tue 4/1512:40 pmSFO - SIN
1 stop20h 00mKorean Air
Deal found 2/20$819
This Gotogate deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/274:45 pmSIN - SFO
1 stop20h 30mCathay Pacific
Tue 3/1112:35 amSFO - SIN
1 stop28h 35mCathay Pacific
Deal found 2/21$841
This CheapTickets deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/112:35 pmSIN - SFO
1 stop21h 15mPhilippine Airlines
Sat 4/1911:55 pmSFO - SIN
1 stop28h 00mPhilippine Airlines
Deal found 2/21$843
This United Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/129:00 amSIN - SFO
Nonstop15h 05mUnited Airlines
Mon 4/2110:25 amSFO - SIN
Nonstop17h 00mUnited Airlines
Deal found 2/21$851
This Vietnam Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/126:25 pmSIN - SFO
1 stop39h 15mVietnam Airlines
Wed 4/2310:50 pmSFO - SIN
1 stop27h 35mVietnam Airlines
Deal found 2/21$860
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/27:30 amSIN - SFO
2 stops29h 53mDelta
Wed 4/99:21 amSFO - SIN
2 stops28h 39mDelta
Deal found 2/21$862

Find flights from Singapore to San Francisco within your budget

Customize 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 2,558,603 searches. Data last updated February 23, 2025.

Fly from

Singapore

Fly to

San Francisco

Route

Depart

Return

Price

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 4/16

1:45 pm-7:55 pm

1 stop21h 10m

San Francisco

Wed 9/17

1:05 am-12:35 pm

1 stop20h 30m

$743

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 4/2

5:50 pm-8:30 pm

2 stops41h 40m

San Francisco

Wed 4/9

11:30 am-7:10 pm

Nonstop16h 40m

$747

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 4/2

2:00 pm-8:30 pm

1 stop21h 30m

San Francisco

Tue 4/8

12:50 am-12:40 pm

1 stop20h 50m

$748

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 3/24

1:55 am-3:00 pm

1 stop28h 05m

San Francisco

Thu 3/27

11:30 pm-12:35 am

1 stop34h 05m

$765

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 4/2

8:50 pm-8:30 pm

2 stops38h 40m

San Francisco

Tue 4/8

12:35 am-11:30 pm

1 stop31h 55m

$787

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 4/16

9:15 am-9:40 am

Nonstop15h 25m

San Francisco

Wed 4/23

11:30 am-7:10 pm

Nonstop16h 40m

$799

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 4/16

10:30 pm-10:40 am

1 stop27h 10m

San Francisco

Wed 4/23

12:40 pm-7:55 pm

1 stop40h 15m

$820

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Tue 4/15

1:50 am-5:30 pm

1 stop30h 40m

San Francisco

Wed 4/23

12:55 pm-12:50 am

1 stop20h 55m

$847

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Fri 3/14

10:20 pm-10:10 pm

Nonstop14h 50m

San Francisco

Tue 3/25

11:40 am-8:15 pm

Nonstop17h 35m

$854

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 3/24

1:30 am-7:49 pm

2 stops33h 19m

San Francisco

Tue 4/1

6:05 am-5:00 am

2 stops31h 55m

$863

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 27 results
1
2
3

Compare providers for flights from Singapore to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Singapore to San Francisco in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
Trip.comPrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Singapore-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Singapore-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Singapore-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Singapore-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Singapore-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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.

Travel insights for flights from Singapore to San Francisco

Get recent, data-driven insights about flights from Singapore to San Francisco including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Singapore to San Francisco. Price data was last updated on February 14, 2025.

Booking 37 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, January is the cheapest month in which you can book a flight from Singapore to San Francisco (average of $276). Flying from Singapore to San Francisco in June is currently the most expensive (average of $403). 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 February 23, 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 noon, which can drop the price by up to 27% 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 round-trip from Singapore to San Francisco. Price data was last updated on February 16, 2025.

Travelers seeking maximum savings on their Singapore to San Francisco flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday 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 February 23, 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 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 February 23, 2025.
Read reviews from past customers who have flown STARLUX Airlines, EVA Air and Korean Air from Singapore to San Francisco. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
140 reviews

Food

9.0

Comfort

9.0

Crew

9.3

Boarding

9.1

Overall

9.1

Entertainment

9.1

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
140 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Food

9.0

Comfort

9.0

Crew

9.3

Boarding

9.1

Overall

9.1

Entertainment

9.1

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
1,201 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Food

9.0

Comfort

9.0

Crew

9.3

Boarding

9.1

Overall

9.1

Entertainment

9.1

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
1,037 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Food

9.0

Comfort

9.0

Crew

9.3

Boarding

9.1

Overall

9.1

Entertainment

9.1

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
140 reviews

Food

9.0

Comfort

9.0

Crew

9.3

Boarding

9.1

Overall

9.1

Entertainment

9.1

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
723 reviews
STARLUX Airlines
9.1
Wonderful
140 reviews

Food

9.0

Comfort

9.0

Crew

9.3

Boarding

9.1

Overall

9.1

Entertainment

9.1

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?

    San Francisco is the airport most travelers will use when flying to San Francisco from Singapore Changi. Booking flights from Changi (SIN) to San Francisco (SFO) should be relatively easy as there are 4 daily flights to San Francisco from 8 different airlines. 14h 50m is how long a flight from Singapore to San Francisco will take if you book a nonstop flight.

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

    This flight path from Singapore Changi to San Francisco was viewed by 28 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 $743. Other airlines that can offer you cheap pricing are STARLUX Airlines, from $748, and Asiana Airlines, from $765. You may be able to fly from Singapore to San Francisco for 21% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $409 on United Airlines. Other airlines that offer cheap prices include Air China from $413 and ZIPAIR from $460 one-way.

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

    On average you can expect to pay $1,055 for a flight from Singapore to San Francisco. The cheapest flight overall is $402 while the most popular route, (Singapore Changi - San Francisco) is currently priced at $652.

  • Where are the most common layover locations when flying from Singapore to San Francisco?

    Flights departing from Singapore and landing in San Francisco layover in Tokyo most frequently.

  • What are some popular things to do or see while on a layover in Tokyo?

    Most Tokyo visitors opt to spend their time experiencing Akihabara Electric Town, Roppongi Hills, and Tsukiji Outer Market. Travelers on a layover in Tokyo can visit Akihabara Electric Town, Roppongi Hills, and Tsukiji Outer Market, by traveling 34.6 mi, 37.5 mi, and 35.3 mi, respectively after landing at Tokyo Narita. Those landing in Tokyo looking to spend some time exploring during their layover can rent a car for about $62 per day.

  • Where are the least popular layover locations for Singapore to San Francisco flights?

    Singapore to San Francisco flights that have layovers will least frequently stop in Taipei City.

  • 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 vacation 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, January is the cheapest month in which you can book a flight from Singapore to San Francisco (average of $276). Flying from Singapore to San Francisco in June is currently the most expensive (average of $403). 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

Traveling to a place near Singapore?

Book flights to Singapore if you plan to visit one of these locations
Roseville
Mountain View
Turlock
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Fairfield
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Watsonville
Hayward
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Hollister
South San Francisco
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Newark
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Top 8 airlines flying from Singapore to San Francisco

Discover the top 8 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 2,558,603 searches. Data last updated February 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$627Average$932FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$734Average$854FlexibilityNo cancel feeOn-time72%
China AirlinesCheapest$756Average$836FlexibilityNo cancel feeOn-time70%
Singapore AirlinesCheapest$760Average$1,020FlexibilityNo cancel feeOn-time81%
ANACheapest$793Average$1,132FlexibilityNo cancel feeOn-time80%
EVA AirCheapest$848Average$1,024FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$961Average$1,062FlexibilityNo cancel feeOn-time71%
Japan AirlinesCheapest$968Average$1,086FlexibilityNo cancel feeOn-time79%
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