Cheap flights from San Francisco to Singapore from S$ 426
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 29-8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SIN
17 May — 24 May1
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 February, booked 88 days in advance, depart on a Monday or Thursday and return on a Saturday
Cheap flight deals from San Francisco to Singapore
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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 17 April 2026.
Thu 31-1214:25
SFO
-
SIN
2 stops36h 30m
Air India
Thu 14-120:00
SIN
-
SFO
1 stop32h 25m
Air India
Deal found 13-4S$ 901
Tue 14-710:30
SFO
-
SIN
2 stops29h 55m
Air India
Wed 29-708:25
SIN
-
SFO
2 stops37h 35m
Air India
Deal found 14-4S$ 908
Tue 11-810:30
SFO
-
SIN
2 stops29h 55m
Air India
Tue 8-908:25
SIN
-
SFO
2 stops37h 35m
Air India
Deal found 15-4S$ 912
Thu 29-1013:00
SFO
-
SIN
1 stop25h 25m
China Eastern
Sun 1-1100:25
SIN
-
SFO
1 stop24h 35m
China Eastern
Deal found 13-4S$ 913
Sat 11-720:45
SFO
-
SIN
2 stops34h 00m
Air India
Tue 28-713:10
SIN
-
SFO
2 stops32h 50m
Air India
Deal found 15-4S$ 914
Thu 17-906:00
SFO
-
SIN
1 stop20h 35m
Singapore Airlines
Thu 1-1009:15
SIN
-
SFO
Nonstop15h 35m
Singapore Airlines
Deal found 15-4S$ 917
Sun 12-700:30
SFO
-
SIN
1 stop32h 05m
Philippine Airlines
Tue 21-710:05
SIN
-
SFO
1 stop26h 05m
Philippine Airlines
Deal found 16-4S$ 918
Tue 25-800:30
SFO
-
SIN
1 stop21h 45m
Multiple Airlines
Tue 8-901:00
SIN
-
SFO
2 stops29h 15m
Multiple Airlines
Deal found 16-4S$ 928
Wed 12-810:30
SFO
-
SIN
2 stops44h 15m
Air India
Wed 26-813:10
SIN
-
SFO
2 stops32h 50m
Air India
Deal found 14-4S$ 936
Thu 9-720:45
SFO
-
SIN
2 stops34h 00m
Air India
Mon 20-713:10
SIN
-
SFO
2 stops43h 35m
Air India
Deal found 16-4S$ 938
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 17 April 2026.
Thu 10-923:50
SFO
-
SIN
1 stop30h 40m
Asiana Airlines
Mon 14-922:50
SIN
-
SFO
1 stop31h 30m
Asiana Airlines
Deal found 12-4S$ 1,284
Sun 6-922:50
SFO
-
SIN
Nonstop16h 25m
United Airlines
Tue 29-911:05
SIN
-
SFO
1 stop20h 25m
United Airlines
Deal found 17-4S$ 1,339
Tue 23-615:55
SFO
-
SIN
1 stop25h 55m
Qatar Airways
Thu 2-703:15
SIN
-
SFO
2 stops29h 32m
Qatar Airways
Deal found 12-4S$ 1,781
Sun 6-922:50
SFO
-
SIN
Nonstop16h 25m
United Airlines
Fri 2-1011:05
SIN
-
SFO
1 stop20h 25m
United Airlines
Deal found 17-4S$ 1,339
Thu 30-410:25
SFO
-
SIN
Nonstop17h 10m
United Airlines
Mon 25-520:35
SIN
-
SFO
Nonstop15h 45m
United Airlines
Deal found 13-4S$ 1,415
Fri 19-615:55
SFO
-
SIN
1 stop32h 50m
Qatar Airways
Mon 29-603:15
SIN
-
SFO
1 stop25h 20m
Qatar Airways
Deal found 12-4S$ 1,806
Tue 5-510:25
SFO
-
SIN
Nonstop17h 10m
United Airlines
Thu 14-509:00
SIN
-
SFO
Nonstop15h 10m
United Airlines
Deal found 16-4S$ 1,523
Tue 12-510:25
SFO
-
SIN
Nonstop17h 10m
United Airlines
Tue 19-520:35
SIN
-
SFO
Nonstop15h 10m
United Airlines
Deal found 12-4S$ 1,523
Fri 19-608:30
SFO
-
SIN
2 stops33h 20m
Qatar Airways
Fri 3-719:40
SIN
-
SFO
1 stop32h 55m
Qatar Airways
Deal found 12-4S$ 1,889
Thu 14-510:25
SFO
-
SIN
Nonstop17h 10m
United Airlines
Thu 21-508:45
SIN
-
SFO
Nonstop15h 45m
United Airlines
Deal found 16-4S$ 1,730
Sat 2-510:25
SFO
-
SIN
Nonstop17h 10m
United Airlines
Thu 7-509:00
SIN
-
SFO
Nonstop15h 10m
United Airlines
Deal found 14-4S$ 1,794
Wed 3-622:50
SFO
-
SIN
Nonstop16h 25m
United Airlines
Mon 13-706:15
SIN
-
SFO
2 stops23h 38m
United Airlines
Deal found 16-4S$ 2,050
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 17 April 2026.
Tue 1-911:45
SFO
-
SIN
Nonstop16h 25m
Singapore Airlines
Fri 11-909:15
SIN
-
SFO
Nonstop15h 35m
Singapore Airlines
Deal found 14-4S$ 1,067
Wed 14-1011:45
SFO
-
SIN
Nonstop16h 25m
Singapore Airlines
Tue 17-1109:15
SIN
-
SFO
Nonstop14h 35m
Singapore Airlines
Deal found 14-4S$ 1,068
Wed 14-1011:45
SFO
-
SIN
Nonstop16h 25m
Singapore Airlines
Wed 21-1009:15
SIN
-
SFO
Nonstop15h 35m
Singapore Airlines
Deal found 16-4S$ 1,073
Thu 17-911:45
SFO
-
SIN
Nonstop16h 25m
Singapore Airlines
Mon 21-909:15
SIN
-
SFO
Nonstop15h 35m
Singapore Airlines
Deal found 17-4S$ 1,076
Tue 15-911:45
SFO
-
SIN
Nonstop16h 25m
Singapore Airlines
Tue 29-909:15
SIN
-
SFO
Nonstop15h 35m
Singapore Airlines
Deal found 16-4S$ 1,077
Mon 5-1011:45
SFO
-
SIN
Nonstop16h 25m
Singapore Airlines
Mon 19-1009:15
SIN
-
SFO
Nonstop15h 35m
Singapore Airlines
Deal found 16-4S$ 1,080
Tue 15-911:45
SFO
-
SIN
Nonstop16h 25m
Singapore Airlines
Fri 25-909:15
SIN
-
SFO
Nonstop15h 35m
Singapore Airlines
Deal found 16-4S$ 1,081
Tue 11-811:45
SFO
-
SIN
Nonstop16h 25m
Singapore Airlines
Fri 11-909:15
SIN
-
SFO
Nonstop15h 35m
Singapore Airlines
Deal found 15-4S$ 1,090
Wed 30-911:45
SFO
-
SIN
Nonstop16h 25m
Singapore Airlines
Wed 14-1009:15
SIN
-
SFO
Nonstop15h 35m
Singapore Airlines
Deal found 16-4S$ 1,091
Last-minute flights from San Francisco to Singapore
Discover last-minute flight deals from San Francisco to Singapore. Data last updated 17 April 2026 and is based on user searches.
Wed 22-410:30
SFO
-
SIN
2 stops31h 45m
Air India
Fri 22-510:30
SIN
-
SFO
1 stop35h 30m
Air India
Deal found 17-4S$ 1,149
Thu 23-412:00
SFO
-
SIN
1 stop26h 25m
China Eastern
Wed 13-518:25
SIN
-
SFO
1 stop29h 40m
China Eastern
Deal found 13-4S$ 1,093
Fri 24-400:30
SFO
-
SIN
1 stop41h 35m
Philippine Airlines
Wed 29-414:30
SIN
-
SFO
1 stop21h 40m
Philippine Airlines
Deal found 16-4S$ 1,189
Sat 25-412:40
SFO
-
SIN
1 stop25h 20m
Korean Air
Mon 11-507:30
SIN
-
SFO
1 stop18h 10m
Korean Air
Deal found 15-4S$ 1,258
Sun 26-412:40
SFO
-
SIN
1 stop20h 15m
Korean Air
Mon 11-522:00
SIN
-
SFO
1 stop27h 40m
Korean Air
Deal found 15-4S$ 1,202
Sun 26-410:30
SFO
-
SIN
2 stops34h 40m
Multiple Airlines
Thu 7-507:30
SIN
-
SFO
1 stop18h 10m
Multiple Airlines
Deal found 12-4S$ 1,289
Mon 27-412:00
SFO
-
SIN
2 stops32h 55m
China Eastern
Wed 13-515:45
SIN
-
SFO
2 stops32h 20m
China Eastern
Deal found 15-4S$ 1,152
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 17 April 2026.
Sat 29-820:30
SFO
-
SIN
2 stops47h 10m
Multiple Airlines
Deal found 16-4S$ 426
Mon 27-400:30
SFO
-
SIN
3 stops26h 45m
Multiple Airlines
Deal found 16-4S$ 427
Sun 26-400:30
SFO
-
SIN
2 stops43h 40m
Multiple Airlines
Deal found 16-4S$ 436
Mon 11-510:30
SFO
-
SIN
2 stops34h 40m
Air India
Deal found 16-4S$ 439
Thu 27-800:30
SFO
-
SIN
1 stop42h 20m
Multiple Airlines
Deal found 16-4S$ 442
Thu 7-510:30
SFO
-
SIN
2 stops31h 45m
Air India
Deal found 13-4S$ 445
Sun 10-500:30
SFO
-
SIN
1 stop31h 55m
Multiple Airlines
Deal found 16-4S$ 449
Tue 12-510:30
SFO
-
SIN
2 stops44h 15m
Air India
Deal found 16-4S$ 454
Sat 26-900:30
SFO
-
SIN
1 stop31h 55m
Multiple Airlines
Deal found 16-4S$ 455
Tue 14-720:45
SFO
-
SIN
2 stops34h 00m
Air India
Deal found 16-4S$ 459
Wed 12-810:15
SFO
-
SIN
3 stops33h 05m
Multiple Airlines
Deal found 16-4S$ 463
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 17 April 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 200,618 searches. Data last updated 17 April 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
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Thu 10-9
23:50-21:30
1 stop30h 40m
Singapore Changi
Mon 14-9
22:50-15:20
1 stop31h 30m
S$ 1,284
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Sun 6-9
22:50-06:15
Nonstop16h 25m
Singapore Changi
Tue 29-9
11:05-16:30
1 stop20h 25m
S$ 1,339
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Sun 6-9
22:50-06:15
Nonstop16h 25m
Singapore Changi
Fri 2-10
11:05-16:30
1 stop20h 25m
S$ 1,339
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Thu 30-4
10:25-18:35
Nonstop17h 10m
Singapore Changi
Mon 25-5
20:35-21:20
Nonstop15h 45m
S$ 1,415
Fastest return journey
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Tue 5-5
10:25-18:35
Nonstop17h 10m
Singapore Changi
Thu 14-5
09:00-09:10
Nonstop15h 10m
S$ 1,523
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Tue 12-5
10:25-18:35
Nonstop17h 10m
Singapore Changi
Tue 19-5
20:35-20:45
Nonstop15h 10m
S$ 1,523
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Thu 14-5
10:25-18:35
Nonstop17h 10m
Singapore Changi
Thu 21-5
08:45-09:30
Nonstop15h 45m
S$ 1,730
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Tue 23-6
15:55-08:50
1 stop25h 55m
Singapore Changi
Thu 2-7
03:15-17:47
2 stops29h 32m
S$ 1,781
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Sat 2-5
10:25-18:35
Nonstop17h 10m
Singapore Changi
Thu 7-5
09:00-09:10
Nonstop15h 10m
S$ 1,794
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Fri 19-6
15:55-15:45
1 stop32h 50m
Singapore Changi
Mon 29-6
03:15-13:35
1 stop25h 20m
S$ 1,806
Flights are sorted by cheapest return flights first.
Deals found on 17-4
Showing 1-10 of 24 resultsSorted by cheapest first
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2
3
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
More
How far ahead should I book a flight from San Francisco to Singapore?
Use this chart to determine the optimal time to book a return flight from San Francisco to Singapore. Price data was last updated on 10 April 2026.
The best time to book flights from San Francisco to Singapore is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 S$ 829). Flying from San Francisco to Singapore in December is currently the most expensive (average of S$ 1,872). 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 17 April 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Francisco to Singapore as you normally would.
How much does it cost for a return flight from San Francisco to Singapore?
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 17 April 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 122 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?
Monday tends to have the lowest number of delays on this route, whereas Saturday 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 13% of flights being delayed.
What’s the top stopover airport for flights from San Francisco to Singapore?
Share of one-stop return flights from San Francisco to Singapore chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Shanghai (PVG) – chosen by Cheapflights users on 25% of one-stop itineraries from San Francisco to Singapore on Cheapflights.
What’s the cheapest stopover airport for flights from San Francisco to Singapore?
Average return fare for one-stop flights from San Francisco to Singapore, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Manila (MNL) is the most affordable one-stop option, with an average return flight price of S$ 789.
What’s the fastest stopover option from San Francisco to Singapore?
Shortest average travel time for one-stop one-way flights from San Francisco to Singapore, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Tokyo (NRT) have the shortest average one-way travel time for one-stop routes: 21h 25m.
Which airport typically offers the quickest stopover for flights from San Francisco to Singapore?
Average stopover duration for one-stop one-way flights from San Francisco to Singapore, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Tokyo (NRT) offer the fastest connection on this route, with an average stopover time of 2h 45m.
Reviews of airlines servicing Singapore
Get insights into the airlines that provide service to Singapore. 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 Singapore. Reviews last updated 17 April 2026.
Get a feel of what it's like to fly with Singapore Airlines and United Airlines from San Francisco to Singapore by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
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.
What airports do I use to fly from San Francisco to Singapore?
Singapore Changi is the airport most travellers will use when flying to Singapore from San Francisco. Booking flights from San Francisco (SFO) to Changi (SIN) should be relatively easy as there are 4 daily flights to Singapore from 2 different airlines. 16h 25m is how long a flight from San Francisco to Singapore Changi will take if you book a nonstop flight.
How popular is this San Francisco to Singapore flight route?
The San Francisco to Singapore Changi flight path was viewed by 30 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?
Departing from San Francisco to Singapore will take you 16h 25m. San Francisco and Singapore are separated by a distance of 13572 km. This flight may include one or multiple stops.
What are the cheapest airlines flying from San Francisco to Singapore round-trip?
According to our current data, Singapore Airlines (S$ 749), and United Airlines (S$ 994) offers the cheapest pricing from San Francisco to Singapore. Singapore Airlines is 32% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest flights from San Francisco to Singapore?
The cheapest flight price from San Francisco to Singapore is S$ 661. On average you can expect to pay S$ 1,168. The most popular route, (San Francisco - Singapore Changi), can usually be booked for S$ 863.
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 S$ 829). Flying from San Francisco to Singapore in December is currently the most expensive (average of S$ 1,872). 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 thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Singapore flight routes
Fly from San Francisco to Singapore on these airlines
Choose from the following airlines for your flight from San Francisco to Singapore. Flights are based on user searches made on Cheapflights and were last updated on 17 April 2026.
Explore flights to Singapore departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 17 April 2026.
Top 2 airlines flying from San Francisco to Singapore
Discover the top 2 airlines that operate flights from San Francisco to Singapore. 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 17 April 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 makes it easy to find San Francisco to Singapore flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from San Francisco to Singapore?
Cheapflights simply makes it quick and affordable to book flights from San Francisco to Singapore by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from San Francisco to Singapore with no change fees?
Certainly. Search results for flights to Singapore from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
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.
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