$452+ 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SFO
May 17 — May 241
Round-trip
1 adult, Economy
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Find cheap flights from Singapore to San Francisco with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Singapore Changi to San Francisco are usually found in February or October, booked 59 days in advance, depart on a Friday or Tuesday and return on a Monday
Cheap flight deals from Singapore to San Francisco
Cheapest
Best
Last-minute
One-way
Cheapest flights from Singapore to San FranciscoExplore 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 April 17, 2026.
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 April 17, 2026.
This Expedia deal was found by Cheapflights users on 4/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:10 pm
SIN
- SFO
1 stop30h 50m
Asiana Airlines
Mon 11/3011:50 pm
SFO
- SIN
1 stop30h 05m
Asiana Airlines
Deal found 4/12![Asiana Airlines logo]()
$817
This Expedia deal was found by Cheapflights users on 4/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1010:50 pm
SIN
- SFO
1 stop31h 30m
Asiana Airlines
Sat 10/1711:50 pm
SFO
- SIN
1 stop30h 40m
Asiana Airlines
Deal found 4/12![Asiana Airlines logo]()
$818
This Gotogate deal was found by Cheapflights users on 4/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3111:10 pm
SIN
- SFO
1 stop30h 50m
Asiana Airlines
Wed 11/411:50 pm
SFO
- SIN
1 stop30h 05m
Asiana Airlines
Deal found 4/15![Asiana Airlines logo]()
$825
This Gotogate deal was found by Cheapflights users on 4/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/111:10 pm
SIN
- SFO
1 stop30h 50m
Asiana Airlines
Sat 1/211:50 pm
SFO
- SIN
1 stop30h 05m
Asiana Airlines
Deal found 4/15![Asiana Airlines logo]()
$828
This Gotogate deal was found by Cheapflights users on 4/17. 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.
Sun 5/241:25 am
SIN
- SFO
1 stop24h 15m
Korean Air
Sun 7/191:10 pm
SFO
- SIN
1 stop39h 05m
Korean Air
Deal found 4/17![Korean Air logo]()
$829
This Gotogate deal was found by Cheapflights users on 4/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/51:35 am
SIN
- SFO
1 stop23h 55m
Korean Air
Fri 11/1311:40 am
SFO
- SIN
1 stop25h 20m
Korean Air
Deal found 4/15![Korean Air logo]()
$832
This Booking.com deal was found by Cheapflights users on 4/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/111:10 pm
SIN
- SFO
1 stop30h 50m
Asiana Airlines
Thu 12/3111:50 pm
SFO
- SIN
1 stop30h 05m
Asiana Airlines
Deal found 4/15![Asiana Airlines logo]()
$834
This Gotogate deal was found by Cheapflights users on 4/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/310:50 pm
SIN
- SFO
1 stop31h 30m
Asiana Airlines
Tue 5/511:50 pm
SFO
- SIN
1 stop30h 40m
Asiana Airlines
Deal found 4/15![Asiana Airlines logo]()
$843
This CheapTickets deal was found by Cheapflights users on 4/16. 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 10/29:15 am
SIN
- SFO
Nonstop15h 35m
Multiple Airlines
Sat 10/1012:30 am
SFO
- SIN
1 stop27h 25m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$853
This Korean Air deal was found by Cheapflights users on 4/15. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:25 am
SIN
- SFO
1 stop24h 15m
Korean Air
Mon 9/1412:50 pm
SFO
- SIN
1 stop20h 05m
Korean Air
Deal found 4/15![Korean Air logo]()
$861
This Travelocity deal was found by Cheapflights users on 4/16. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/287:40 pm
SIN
- SFO
1 stop32h 55m
Multiple Airlines
Fri 7/3112:30 am
SFO
- SIN
1 stop32h 05m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$864
This Delta deal was found by Cheapflights users on 4/16. 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.
Fri 10/27:30 am
SIN
- SFO
2 stops31h 16m
Delta
Sun 10/116:00 am
SFO
- SIN
2 stops32h 00m
Delta
Deal found 4/16![Delta logo]()
$866
Best flights from Singapore to San FranciscoDiscover carefully curated flight deals from Singapore to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 17, 2026.
Discover carefully curated flight deals from Singapore to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 17, 2026.
This United Airlines deal was found by Cheapflights users on 4/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:45 am
SIN
- SFO
Nonstop15h 30m
United Airlines
Mon 9/2110:40 pm
SFO
- SIN
Nonstop16h 35m
United Airlines
Deal found 4/14![United Airlines logo]()
$951
This EVA Air deal was found by Cheapflights users on 4/17. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/193:20 pm
SIN
- SFO
1 stop19h 50m
EVA Air
Mon 5/2512:30 pm
SFO
- SIN
1 stop32h 25m
EVA Air
Deal found 4/17![EVA Air logo]()
$1,046
This Delta deal was found by Cheapflights users on 4/17. 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 6/177:30 am
SIN
- SFO
2 stops27h 49m
Delta
Mon 7/65:25 pm
SFO
- SIN
2 stops39h 30m
Delta
Deal found 4/17![Delta logo]()
$1,115
This Japan Airlines deal was found by Cheapflights users on 4/13. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/48:05 am
SIN
- SFO
2 stops22h 29m
Japan Airlines
Tue 9/19:00 am
SFO
- SIN
2 stops24h 20m
Japan Airlines
Deal found 4/13![Japan Airlines logo]()
$1,244
This Qatar Airways deal was found by Cheapflights users on 4/14. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/283:15 am
SIN
- SFO
2 stops32h 42m
Qatar Airways
Tue 8/2512:22 pm
SFO
- SIN
2 stops29h 28m
Qatar Airways
Deal found 4/14![Qatar Airways logo]()
$1,262
This United Airlines deal was found by Cheapflights users on 4/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:35 pm
SIN
- SFO
Nonstop15h 45m
United Airlines
Mon 9/71:10 am
SFO
- SIN
1 stop38h 30m
United Airlines
Deal found 4/13![United Airlines logo]()
$1,186
This Delta deal was found by Cheapflights users on 4/17. 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.
Tue 8/2510:00 pm
SIN
- SFO
2 stops35h 35m
Delta
Wed 9/96:05 am
SFO
- SIN
2 stops31h 55m
Delta
Deal found 4/17![Delta logo]()
$1,201
This Qatar Airways deal was found by Cheapflights users on 4/14. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/313:15 am
SIN
- SFO
1 stop25h 20m
Qatar Airways
Mon 8/313:55 pm
SFO
- SIN
1 stop25h 55m
Qatar Airways
Deal found 4/14![Qatar Airways logo]()
$1,286
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Thu 9/1011:05 am
SIN
- SFO
2 stops23h 39m
United Airlines
Mon 9/147:00 am
SFO
- SIN
2 stops26h 45m
United Airlines
Deal found 4/16![United Airlines logo]()
$1,251
Last-minute flights from Singapore to San FranciscoDiscover last-minute flight deals from Singapore to San Francisco. Data last updated April 17, 2026 and is based on user searches.
Discover last-minute flight deals from Singapore to San Francisco. Data last updated April 17, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2112:30 am
SIN
- SFO
1 stop29h 15m
Multiple Airlines
Thu 5/710:30 am
SFO
- SIN
2 stops44h 15m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$1,139
This Trip.com deal was found by Cheapflights users on 4/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2112:30 am
SIN
- SFO
1 stop29h 15m
Multiple Airlines
Wed 4/2910:30 am
SFO
- SIN
2 stops31h 45m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$1,163
This Delta deal was found by Cheapflights users on 4/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:30 am
SIN
- SFO
2 stops26h 50m
Delta
Wed 4/295:59 am
SFO
- SIN
2 stops32h 01m
Delta
Deal found 4/14![Delta logo]()
$1,119
This Delta deal was found by Cheapflights users on 4/17. 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 4/221:25 am
SIN
- SFO
2 stops37h 12m
Delta
Sat 7/46:00 am
SFO
- SIN
2 stops26h 55m
Delta
Deal found 4/17![Delta logo]()
$1,136
This Trip.com deal was found by Cheapflights users on 4/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2212:30 am
SIN
- SFO
1 stop29h 15m
Multiple Airlines
Thu 5/710:30 am
SFO
- SIN
2 stops44h 15m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$1,142
This CheapTickets deal was found by Cheapflights users on 4/14. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/267:00 pm
SIN
- SFO
2 stops60h 33m
Multiple Airlines
Thu 4/3010:30 am
SFO
- SIN
2 stops29h 55m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$1,165
This Mytrip deal was found by Cheapflights users on 4/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:00 am
SIN
- SFO
2 stops24h 00m
Multiple Airlines
Wed 4/2912:50 am
SFO
- SIN
3 stops32h 20m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$1,118
One-way flights from Singapore to San FranciscoSearch for one-way flight options from Singapore to San Francisco. Find affordable one-way fares based on user searches. Data last updated April 17, 2026.
Search for one-way flight options from Singapore to San Francisco. Find affordable one-way fares based on user searches. Data last updated April 17, 2026.
This BYOjet deal was found by Cheapflights users on 4/13. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:15 am
SIN
- SFO
Nonstop15h 35m
Singapore Airlines
Deal found 4/13![Singapore Airlines logo]()
$452
This Super.com deal was found by Cheapflights users on 4/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/259:15 am
SIN
- SFO
Nonstop15h 35m
Singapore Airlines
Deal found 4/13![Singapore Airlines logo]()
$457
This United Airlines deal was found by Cheapflights users on 4/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:35 pm
SIN
- SFO
Nonstop15h 10m
United Airlines
Deal found 4/13![United Airlines logo]()
$467
This Kiwi.com deal was found by Cheapflights users on 4/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/254:00 pm
SIN
- SFO
3 stops38h 15m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$482
This Ovago deal was found by Cheapflights users on 4/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:35 pm
SIN
- SFO
Nonstop15h 10m
Asiana Airlines
Deal found 4/15![Asiana Airlines logo]()
$483
This Kiwi.com deal was found by Cheapflights users on 4/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:00 am
SIN
- SFO
2 stops51h 15m
Multiple Airlines
Deal found 4/14![Multiple Airlines logo]()
$484
Find 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 April 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $818 (Expedia) |
One-way from | $452 (BYOjet) |
Popular in | August |
Cheapest in | February |
Average price | $1,032 |
Good round-trip deal | $1,071 or less |
Good one-way deal | $581 or less |
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 April 17, 2026.
Use the filters below to find and compare flights from Singapore to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Thu 9/17
8:45 am-9:15 am
Nonstop15h 30m
San Francisco
Mon 9/21
10:40 pm-6:15 am
Nonstop16h 35m
$951
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Tue 5/19
3:20 pm-8:10 pm
1 stop19h 50m
San Francisco
Mon 5/25
12:30 pm-11:55 am
1 stop32h 25m
$1,046
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Wed 6/17
7:30 am-8:19 pm
2 stops27h 49m
San Francisco
Mon 7/6
5:25 pm-11:55 pm
2 stops39h 30m
$1,115
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Mon 8/24
8:35 pm-9:20 pm
Nonstop15h 45m
San Francisco
Mon 9/7
1:10 am-6:40 am
1 stop38h 30m
$1,186
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Tue 8/25
10:00 pm-6:35 pm
2 stops35h 35m
San Francisco
Wed 9/9
6:05 am-5:00 am
2 stops31h 55m
$1,201
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Sat 7/4
8:05 am-3:34 pm
2 stops22h 29m
San Francisco
Tue 9/1
9:00 am-12:20 am
2 stops24h 20m
$1,244
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Thu 9/10
11:05 am-7:44 pm
2 stops23h 39m
San Francisco
Mon 9/14
7:00 am-12:45 am
2 stops26h 45m
$1,251
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Tue 7/28
3:15 am-8:57 pm
2 stops32h 42m
San Francisco
Tue 8/25
12:22 pm-8:50 am
2 stops29h 28m
$1,262
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Fri 7/31
3:15 am-1:35 pm
1 stop25h 20m
San Francisco
Mon 8/31
3:55 pm-8:50 am
1 stop25h 55m
$1,286
Cheapest one-way
Quickest one-way
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Mon 5/11
8:35 pm-8:45 pm
Nonstop15h 10m
$467
Showing 1-10 of 19 resultsSorted by cheapest first
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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*1 star |
- 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.
SIN-SFO
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
Prices
Airlines
Delays
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 April 10, 2026.
Booking 59 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, February is the cheapest month in which you can book a flight from Singapore to San Francisco (average of $676). Flying from Singapore to San Francisco in August is currently the most expensive (average of $1,061). 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 April 17, 2026.
When flying from Singapore to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Singapore to San Francisco delayed?
About 19% of weekly flights between Singapore and San Francisco have experienced delays in the past year, with the average delay time being 129 minutes.
What is the most punctual flight time for Singapore to San Francisco flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Singapore to San Francisco flights?
Over the last year, Singapore Airlines have had the lowest number of delays on this route, with just 15% of flights being delayed.
The best insider tips for Singapore to San Francisco flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Singapore to San Francisco trip
Our travel experts
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 April 17, 2026.
See what other customers who have flown with EVA Air,Japan Airlines, andSingapore Airlines from Singapore to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.4
Food
8.1
Comfort
8.3
Overall
8.5
Crew
8.7
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Boarding
8.4
Food
8.1
Comfort
8.3
Overall
8.5
Crew
8.7
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Boarding
8.4
Food
8.1
Comfort
8.3
Overall
8.5
Crew
8.7
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Boarding
8.4
Food
8.1
Comfort
8.3
Overall
8.5
Crew
8.7
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Boarding
8.4
Food
8.1
Comfort
8.3
Overall
8.5
Crew
8.7
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
Boarding
8.4
Food
8.1
Comfort
8.3
Overall
8.5
Crew
8.7
Entertainment
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
TPE - SFO
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.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Cruz
Santa Clara
Livermore
Rancho Cordova
San Bruno
Watsonville
San Ramon
Union City
Emeryville
Newark
Vacaville
Roseville
San Carlos
Redwood City
Sunnyvale
Turlock
San Lorenzo
Davis
Manteca
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Top 6 airlines flying from Singapore to San Francisco
Discover the top 6 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 April 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$525 | Average$1,894 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$598 | Average$858 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$648 | Average$1,027 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$663 | Average$696 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$743 | Average$861 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$820 | Average$896 | FlexibilityNo cancel fee | On-time74% |