Cheap flights from San Francisco to Singapore from £275
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 23/11. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SIN
18 Sep — 25 Sep1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Francisco to Singapore Changi are usually found in September or August, booked 70 days in advance, depart on a Monday or Thursday and return on a Monday
Cheap flight deals from San Francisco to Singapore
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
Cheapest flights from San Francisco to Singapore
Explore the most affordable flight options available from San Francisco to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2026.
Thu 3/911:00 -
Nonstop16h 35m
Wed 30/908:45 -
Nonstop15h 30m
Deal found 17/8£514
Thu 29/1011:40 -
Nonstop17h 35m
Sun 15/1110:10 -
Nonstop15h 05m
Deal found 19/8£515
Thu 20/811:00 -
Nonstop16h 35m
Wed 2/920:35 -
Nonstop15h 45m
Deal found 18/8£516
Sun 16/811:00 -
Nonstop16h 35m
Sun 30/808:45 -
Nonstop15h 45m
Deal found 15/8£516
Tue 6/1010:40 -
Nonstop16h 55m
Sun 8/1110:10 -
Nonstop15h 05m
Deal found 16/8£517
Wed 2/910:55 -
1 stop28h 45m
Mon 7/908:45 -
Nonstop15h 45m
Deal found 16/8£522
Mon 31/811:00 -
Nonstop16h 35m
Thu 3/911:05 -
1 stop37h 40m
Deal found 17/8£522
Fri 4/912:25 -
1 stop19h 55m
Mon 14/908:45 -
Nonstop15h 30m
Deal found 18/8£524
Fri 4/908:50 -
2 stops30h 50m
Thu 8/1020:35 -
Nonstop15h 30m
Deal found 15/8£525
Sun 11/1010:40 -
Nonstop16h 55m
Wed 4/1110:45 -
1 stop20h 35m
Deal found 16/8£525
Mon 17/822:50 -
2 stops34h 55m
Sun 30/820:35 -
Nonstop15h 45m
Deal found 16/8£526
Best flights from San Francisco to Singapore
Discover carefully curated flight deals from San Francisco to Singapore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 August 2026.
Sun 13/910:40 -
Nonstop16h 55m
Sat 19/920:35 -
Nonstop15h 30m
Deal found 14/8£515
Sat 24/1022:40 -
Nonstop17h 20m
Sat 7/1110:10 -
Nonstop15h 05m
Deal found 19/8£515
Wed 21/1010:40 -
Nonstop16h 55m
Wed 4/1110:45 -
1 stop20h 35m
Deal found 15/8£522
Tue 10/1110:40 -
1 stop22h 15m
Sun 22/1122:20 -
Nonstop14h 55m
Deal found 15/8£524
Sat 12/908:35 -
2 stops31h 05m
Sun 20/920:35 -
Nonstop15h 30m
Deal found 14/8£525
Thu 1/1007:36 -
2 stops32h 04m
Thu 8/1011:05 -
1 stop20h 25m
Deal found 17/8£533
Sun 13/912:15 -
1 stop21h 30m
Sun 20/906:15 -
1 stop19h 15m
Deal found 14/8£533
Mon 11/106:00 -
2 stops26h 55m
Wed 10/210:45 -
1 stop20h 35m
Deal found 19/8£535
Thu 3/910:55 -
1 stop28h 45m
Sun 13/911:05 -
2 stops50h 50m
Deal found 17/8£536
Direct flights from San Francisco to Singapore
Explore direct flight options from San Francisco to Singapore based on user searches, and compare prices and availability for your desired travel dates. Data last updated 19 August 2026.
Thu 3/911:00 -
Nonstop16h 35m
Wed 30/908:45 -
Nonstop15h 30m
Deal found 17/8£514
Thu 29/1011:40 -
Nonstop17h 35m
Sun 15/1110:10 -
Nonstop15h 05m
Deal found 19/8£515
Tue 6/1010:40 -
Nonstop16h 55m
Fri 6/1122:20 -
Nonstop14h 55m
Deal found 16/8£517
Thu 24/922:40 -
Nonstop16h 35m
Mon 5/1008:45 -
Nonstop15h 30m
Deal found 19/8£598
Tue 24/1110:40 -
Nonstop17h 35m
Fri 4/1210:10 -
Nonstop15h 05m
Deal found 15/8£600
Sat 28/1110:40 -
Nonstop17h 35m
Sun 6/1210:10 -
Nonstop15h 05m
Deal found 18/8£602
Wed 7/1010:40 -
Nonstop16h 55m
Thu 22/1008:45 -
Nonstop15h 30m
Deal found 15/8£610
Tue 10/1110:40 -
Nonstop17h 35m
Sun 15/1110:10 -
Nonstop15h 05m
Deal found 18/8£611
Mon 5/1010:40 -
Nonstop16h 55m
Mon 19/1008:45 -
Nonstop15h 30m
Deal found 15/8£624
Thu 3/911:00 -
Nonstop16h 35m
Sun 13/920:35 -
Nonstop15h 30m
Deal found 17/8£626
Wed 20/109:40 -
Nonstop17h 25m
Fri 19/209:15 -
Nonstop14h 35m
Deal found 15/8£630
Last-minute flights from San Francisco to Singapore
Discover last-minute flight deals from San Francisco to Singapore. Data last updated 19 August 2026 and is based on user searches.
Thu 20/811:00 -
Nonstop16h 35m
Wed 2/920:35 -
Nonstop15h 45m
Deal found 18/8£516
Mon 31/811:00 -
Nonstop16h 35m
Thu 3/911:05 -
1 stop37h 40m
Deal found 17/8£522
Tue 1/910:55 -
1 stop28h 45m
Fri 11/920:35 -
Nonstop15h 30m
Deal found 18/8£522
Thu 3/911:00 -
Nonstop16h 35m
Wed 30/908:45 -
Nonstop15h 30m
Deal found 17/8£514
Fri 4/912:25 -
1 stop19h 55m
Mon 14/908:45 -
Nonstop15h 30m
Deal found 18/8£524
Fri 4/907:00 -
2 stops32h 40m
Wed 18/1110:10 -
Nonstop15h 05m
Deal found 15/8£525
Tue 8/910:35 -
1 stop29h 05m
Wed 30/911:05 -
1 stop37h 30m
Deal found 17/8£529
Thu 17/910:40 -
Nonstop16h 55m
Thu 8/1008:45 -
Nonstop15h 30m
Deal found 18/8£515
One-way flights from San Francisco to Singapore
Search for one-way flight options from San Francisco to Singapore. Find affordable one-way fares based on user searches. Data last updated 19 August 2026.
Mon 23/1110:40 -
Nonstop17h 35m
Deal found 17/8£275
Sun 29/1110:40 -
Nonstop17h 35m
Deal found 16/8£276
Sun 6/910:55 -
1 stop28h 45m
Deal found 18/8£281
Sun 18/1011:55 -
1 stop21h 50m
Deal found 17/8£284
Sat 3/1007:00 -
2 stops26h 45m
Deal found 18/8£287
Sun 8/1123:50 -
1 stop30h 05m
Deal found 15/8£290
Fri 16/1022:50 -
2 stops40h 50m
Deal found 16/8£292
Tue 15/908:50 -
2 stops24h 55m
Deal found 17/8£293
Mon 5/1022:45 -
2 stops40h 55m
Deal found 18/8£293
Thu 1/1022:50 -
2 stops34h 55m
Deal found 19/8£296
Find flight deals from San Francisco to Singapore
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Singapore (SIN). 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 19 August 2026.
Customise your flight search to find flights from San Francisco to Singapore 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 7,457,451 searches. Data last updated 19 August 2026.
Use the filters below to find and compare flights from San Francisco to Singapore that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
Fastest return journey
San FranciscoSingapore
SFO San Francisco - SIN Singapore Changi
SFOSIN
San Francisco
Sun 13/9
10:40-18:35
Nonstop16h 55m
Singapore Changi
Sat 19/9
20:35-21:05
Nonstop15h 30m
£515
San FranciscoSingapore
SFO San Francisco - SIN Singapore Changi
SFOSIN
San Francisco
Sat 24/10
22:40-07:00
Nonstop17h 20m
Singapore Changi
Sat 7/11
10:10-09:15
Nonstop15h 05m
£515
San FranciscoSingapore
SFO San Francisco - SIN Singapore Changi
SFOSIN
San Francisco
Wed 21/10
10:40-18:35
Nonstop16h 55m
Singapore Changi
Wed 4/11
10:45-15:20
1 stop20h 35m
£522
San FranciscoSingapore
SFO San Francisco - SIN Singapore Changi
SFOSIN
San Francisco
Tue 10/11
10:40-00:55
1 stop22h 15m
Singapore Changi
Sun 22/11
22:20-21:15
Nonstop14h 55m
£524
San FranciscoSingapore
SFO San Francisco - SIN Singapore Changi
SFOSIN
San Francisco
Sat 12/9
08:35-06:40
2 stops31h 05m
Singapore Changi
Sun 20/9
20:35-21:05
Nonstop15h 30m
£525
San FranciscoSingapore
SFO San Francisco - SIN Singapore Changi
SFOSIN
San Francisco
Thu 1/10
07:36-06:40
2 stops32h 04m
Singapore Changi
Thu 8/10
11:05-16:30
1 stop20h 25m
£533
San FranciscoSingapore
SFO San Francisco - SIN Singapore Changi
SFOSIN
San Francisco
Sun 13/9
12:15-00:45
1 stop21h 30m
Singapore Changi
Sun 20/9
06:15-10:30
1 stop19h 15m
£533
San FranciscoSingapore
SFO San Francisco - SIN Singapore Changi
SFOSIN
San Francisco
Mon 11/1
06:00-00:55
2 stops26h 55m
Singapore Changi
Wed 10/2
10:45-15:20
1 stop20h 35m
£535
San FranciscoSingapore
SFO San Francisco - SIN Singapore Changi
SFOSIN
San Francisco
Thu 3/9
10:55-06:40
1 stop28h 45m
Singapore Changi
Sun 13/9
11:05-22:55
2 stops50h 50m
£536
Cheapest one-way
Fastest single journey
San FranciscoSingapore
SFO San Francisco - SIN Singapore Changi
SFOSIN
San Francisco
Wed 30/9
10:40-18:35
Nonstop16h 55m
£275
Flights are sorted by cheapest return flights first.
Deals found on 14/8
Showing 1-10 of 20 resultsSorted by cheapest first
1
2
Best time to book a flight from San Francisco to Singapore
Have a flexible travel schedule? Discover the best time to fly to Singapore from San Francisco with our price prediction graph.
SFO-SIN
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 San Francisco to Singapore
Prices
Airlines
Delays
How far ahead should I book a flight from San Francisco to Singapore?
To ensure you get the cheapest price possible for a flight from San Francisco to Singapore, you should look to book at least 58 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 San Francisco to Singapore?
Currently, September is the cheapest month in which you can book a flight from San Francisco to Singapore (average of £513). Flying from San Francisco to Singapore in December is currently the most expensive (average of £1,090). 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 SFO to SIN?
Find hourly flight availability from San Francisco to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 August 2026.
When flying from San Francisco to Singapore, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost for a return flight from San Francisco to Singapore?
Airfare is typical for this route at the moment.
San Francisco to Singapore flights typically cost between £458 and £639 in September.The cheapest return price found within the last 5 days was £514 on United Airlines (3 Sept–30 Sept).
Weekly flight availability from San Francisco to Singapore
Explore weekly flight availability from San Francisco to Singapore. 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 19 August 2026.
The most flights from SFO to SIN 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).
How often are flights from San Francisco to Singapore delayed?
About 17% of weekly flights between San Francisco and Singapore have experienced delays in the past year, with the average delay time being 144 minutes.
What is the most punctual flight time for San Francisco to Singapore flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Francisco to Singapore flights?
Over the past year, Singapore Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How popular is this San Francisco to Singapore flight route?
The San Francisco to Singapore Changi flight path was viewed by 8 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 San Francisco to Singapore?
There are many flights that can get you from San Francisco to Singapore in 16h 35m. Fly via United Airlines to get the fastest option. The distance from San Francisco to Singapore is about 8433 mi. All flights are typically direct.
What are the cheapest flights from San Francisco to Singapore?
Looking for the cheapest flight from San Francisco to Singapore? While on average our users pay £992, our data indicates the cheapest price to be £767. The most popular route (San Francisco - Singapore Changi), is priced around £513.
Can I find deals for flights from San Francisco to Singapore that include hotel bookings?
Yes. In addition to deals on San Francisco to Singapore flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from San Francisco to Singapore?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Singapore.
Can I find deals for business class flights from San Francisco to Singapore?
Yes. Cheapflights offers flight deals from San Francisco to Singapore 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 San Francisco to Singapore?
Currently, September is the cheapest month in which you can book a flight from San Francisco to Singapore (average of £513). Flying from San Francisco to Singapore in December is currently the most expensive (average of £1,090). 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.
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 19 August 2026.
Explore flights to Singapore departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 19 August 2026.
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 San Francisco to Singapore?
Cheapflights helps you search for flights from San Francisco to Singapore via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from San Francisco to Singapore?
Cheapflights helps you find that perfect flight to Singapore from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from San Francisco to Singapore with no change fees?
Yes, we can. To see specific flights from San Francisco to Singapore 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 San Francisco to Singapore become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Singapore from San Francisco today and book when prices fit your budget.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.