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$426+ Cheap flights from Singapore 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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SFO
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Singapore to San Francisco

Keep the following information in mind while searching for Singapore to San Francisco flight deals. Data was last updated September 15, 2025.

Round-trip from

$635
(BYOjet)

One-way from

$426
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$825

Good round-trip deal

$814 or less

Good one-way deal

$491 or less
From Singapore to San Francisco
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One-way flight from Singapore to San Francisco
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Highest demand for flights based on searches. 6% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Singapore to San Francisco.
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Price to beat on a one-way flight from Singapore 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 September 15, 2025.

This BYOjet deal was found by Cheapflights users on 9/14. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/199:15 amSIN - SFO
Nonstop14h 35mSingapore Airlines
Wed 1/219:40 amSFO - SIN
Nonstop17h 25mSingapore Airlines
Deal found 9/14$635
This SmartFares deal was found by Cheapflights users on 9/13. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/292:05 pmSIN - SFO
1 stop18h 15mCathay Pacific
Wed 11/511:25 amSFO - SIN
1 stop32h 30mCathay Pacific
Deal found 9/13$649
This oojo deal was found by Cheapflights users on 9/13. 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.
Thu 10/161:25 pmSIN - SFO
1 stop19h 05mCathay Pacific
Sat 11/111:55 pmSFO - SIN
1 stop25h 55mCathay Pacific
Deal found 9/13$665
This FlightHub deal was found by Cheapflights users on 9/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/184:05 pmSIN - SFO
1 stop21h 35mCathay Pacific
Wed 11/511:25 amSFO - SIN
1 stop21h 00mCathay Pacific
Deal found 9/13$672
This Mytrip deal was found by Cheapflights users on 9/15. 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.
Wed 9/178:00 amSIN - SFO
1 stop29h 40mCathay Pacific
Mon 9/2212:20 amSFO - SIN
1 stop27h 45mCathay Pacific
Deal found 9/15$674
This Booking.com deal was found by Cheapflights users on 9/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/291:25 amSIN - SFO
1 stop35h 50mCathay Pacific
Thu 11/611:25 amSFO - SIN
1 stop26h 15mCathay Pacific
Deal found 9/14$676
This Flightnetwork deal was found by Cheapflights users on 9/14. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/231:50 amSIN - SFO
1 stop24h 25mCathay Pacific
Mon 10/2712:25 pmSFO - SIN
1 stop26h 15mCathay Pacific
Deal found 9/14$677
This Flightnetwork deal was found by Cheapflights users on 9/14. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/231:50 amSIN - SFO
1 stop24h 25mCathay Pacific
Wed 10/2911:55 pmSFO - SIN
1 stop24h 50mCathay Pacific
Deal found 9/14$678

Cheapflights Fare Finder

 
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 September 15, 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 11/19

10:20 pm-9:15 pm

Nonstop14h 55m

San Francisco

Sun 1/18

10:35 am-8:15 pm

Nonstop17h 40m

$683

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Fri 11/21

10:20 pm-9:15 pm

Nonstop14h 55m

San Francisco

Tue 1/20

10:35 pm-8:00 am

Nonstop17h 25m

$683

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Thu 3/12

2:05 pm-5:20 pm

1 stop18h 15m

San Francisco

Mon 3/16

11:55 pm-11:55 am

1 stop21h 00m

$693

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Tue 11/4

2:05 pm-9:15 pm

1 stop23h 10m

San Francisco

Wed 11/12

11:25 am-12:25 am

1 stop21h 00m

$693

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 11/12

1:25 am-9:15 pm

1 stop35h 50m

San Francisco

Wed 11/26

10:55 pm-3:45 pm

1 stop24h 50m

$694

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Thu 11/13

4:45 pm-9:15 pm

1 stop20h 30m

San Francisco

Tue 11/25

10:55 pm-7:15 pm

1 stop28h 20m

$694

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Wed 11/19

11:10 pm-3:00 pm

1 stop31h 50m

San Francisco

Thu 1/22

11:30 pm-9:55 pm

1 stop30h 25m

$713

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Thu 10/16

2:00 am-7:55 pm

1 stop32h 55m

San Francisco

Thu 10/23

1:05 am-12:35 pm

1 stop20h 30m

$743

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Fri 11/7

2:25 pm-6:45 pm

1 stop20h 20m

San Francisco

Sun 11/9

11:40 pm-12:40 am

1 stop33h 00m

$743

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Thu 3/12

2:00 am-7:45 pm

1 stop32h 45m

San Francisco

Sun 3/22

11:40 pm-12:40 am

1 stop34h 00m

$744

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 23 results
1
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 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.

Cheapflights Insights

Everything you need to know about your flight from Singapore to San Francisco

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 $357). 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 SG 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 September 15, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 4% on flights from Singapore to San Francisco by exploring options for tickets in the morning.

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 September 14, 2025.

Travelers seeking maximum savings on their Singapore to San Francisco flight should consider departing on Friday mornings 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 September 15, 2025.

The most flights from SG0 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).

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 September 15, 2025.
Read through reviews of airlines operating flights from Singapore to San Francisco, such as EVA Air, China Airlines, and Singapore Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,236 reviews

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
EVA Air
8.4
Very good
1,236 reviews
EVA Air
8.4
Very good
1,236 reviews

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
China Airlines
8.3
Very good
767 reviews
EVA Air
8.4
Very good
1,236 reviews

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Singapore Airlines
8.1
Very good
1,365 reviews
EVA Air
8.4
Very good
1,236 reviews

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Cathay Pacific
7.6
Good
993 reviews
EVA Air
8.4
Very good
1,236 reviews

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
United Airlines
7.4
Good
8,929 reviews
EVA Air
8.4
Very good
1,236 reviews

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

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 airport do you fly into for flights to San Francisco from Singapore?

    San Francisco (SFO) is the airport you will fly into if you book a flight from Singapore to San Francisco. It is only a 11.8 mi journey from San Francisco (SFO) to San Francisco’s city center.

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

    This flight path from Singapore to San Francisco was viewed by 27 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?

    A quick flight from Singapore to San Francisco can take about 14h 55m. United Airlines provides one of the quickest options available for as low as $683. Airlines will cover a distance of 8433 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Looking for the cheapest flight from Singapore to San Francisco? While on average our users pay $1,105, our data indicates the cheapest price to be $393. The most popular route (Singapore Changi - San Francisco), is priced around $637.

  • 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 $357). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
Santa Cruz
Livermore
South San Francisco
Turlock
Antioch
Watsonville
Santa Clara
Manteca
Sunnyvale
Hollister
Vacaville
Foster City
Union City
Vallejo
Burlingame
Redwood City
San Mateo
San Leandro
Lathrop

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Top 5 airlines flying from Singapore to San Francisco

Discover the top 5 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$670Average$889FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$750Average$856FlexibilityNo cancel feeOn-time72%
Singapore AirlinesCheapest$755Average$1,051FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$768Average$856FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$820Average$913FlexibilityNo cancel feeOn-time74%

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