Cheap flights from San Francisco to Singapore from £250
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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SIN
12 Oct — 19 Oct1
Return
1 adult
Economy
Return
1 adult, Economy
Cheapflights Tip: The best prices from San Francisco to Singapore Changi are usually found in September or October, booked 74 days in advance, depart on a Friday or Thursday and return on a Monday
Cheap 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 12 September 2025.
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 12 September 2025.
Mon 15/922:40SFO - SIN
Nonstop16h 35mUnited Airlines
Wed 1/1008:45SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 11/9£471
Fri 19/910:45SFO - SIN
Nonstop16h 40mUnited Airlines
Fri 3/1008:45SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 12/9£473
Mon 15/910:40SFO - SIN
1 stop29h 00mUnited Airlines
Fri 10/1020:40SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 10/9£481
Wed 17/907:25SFO - SIN
2 stops26h 20mUnited Airlines
Sun 5/1020:40SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 12/9£483
Sun 14/907:25SFO - SIN
2 stops32h 15mUnited Airlines
Mon 13/1008:45SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 10/9£484
Sat 27/923:00SFO - SIN
2 stops40h 40mUnited Airlines
Sat 4/1020:40SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 12/9£484
Thu 18/910:45SFO - SIN
Nonstop16h 40mUnited Airlines
Wed 1/1011:05SIN - SFO
2 stops23h 00mUnited Airlines
Deal found 12/9£485
Sat 20/920:52SFO - SIN
2 stops36h 53mUnited Airlines
Fri 3/1020:40SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 12/9£487
Fri 19/910:45SFO - SIN
Nonstop16h 40mUnited Airlines
Sat 4/1006:15SIN - SFO
2 stops23h 47mUnited Airlines
Deal found 12/9£487
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 12 September 2025.
Mon 29/910:45SFO - SIN
Nonstop16h 40mUnited Airlines
Mon 20/1020:40SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 10/9£473
Fri 6/311:40SFO - SIN
1 stop20h 30mKorean Air
Wed 11/301:35SIN - SFO
1 stop23h 55mKorean Air
Deal found 11/9£534
Wed 26/1123:30SFO - SIN
1 stop30h 25mAsiana Airlines
Sun 30/1123:10SIN - SFO
1 stop31h 50mAsiana Airlines
Deal found 10/9£540
Sun 8/306:05SFO - SIN
2 stops31h 55mDelta
Mon 16/310:40SIN - SFO
2 stops26h 50mDelta
Deal found 11/9£542
Tue 30/910:45SFO - SIN
Nonstop16h 40mUnited Airlines
Thu 9/1011:05SIN - SFO
1 stop20h 25mUnited Airlines
Deal found 11/9£481
Wed 24/910:45SFO - SIN
Nonstop16h 40mUnited Airlines
Wed 1/1011:05SIN - SFO
1 stop37h 25mUnited Airlines
Deal found 11/9£481
Sun 5/1015:43SFO - SIN
2 stops46h 17mKorean Air
Sun 9/1122:30SIN - SFO
1 stop27h 00mKorean Air
Deal found 9/9£538
Sat 22/1115:30SFO - SIN
2 stops45h 30mKorean Air
Sun 14/1222:30SIN - SFO
1 stop27h 00mKorean Air
Deal found 10/9£546
Wed 8/1010:45SFO - SIN
Nonstop16h 40mUnited Airlines
Wed 22/1020:40SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 11/9£560
Thu 2/1010:45SFO - SIN
Nonstop16h 40mUnited Airlines
Thu 9/1020:40SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 11/9£560
Thu 2/1010:45SFO - SIN
Nonstop16h 40mUnited Airlines
Sun 9/1122:20SIN - SFO
Nonstop14h 55mUnited Airlines
Deal found 11/9£560
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 12 September 2025.
Mon 29/910:45SFO - SIN
Nonstop16h 40mUnited Airlines
Mon 20/1008:45SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 12/9£473
Thu 30/1011:50SFO - SIN
Nonstop17h 25mUnited Airlines
Mon 10/1110:10SIN - SFO
Nonstop15h 05mUnited Airlines
Deal found 12/9£560
Mon 22/922:40SFO - SIN
Nonstop16h 35mUnited Airlines
Tue 30/908:45SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 12/9£561
Wed 3/1210:50SFO - SIN
Nonstop17h 25mUnited Airlines
Mon 29/1210:10SIN - SFO
Nonstop14h 50mUnited Airlines
Deal found 10/9£562
Fri 31/1011:50SFO - SIN
Nonstop17h 25mUnited Airlines
Tue 11/1122:20SIN - SFO
Nonstop14h 55mUnited Airlines
Deal found 12/9£597
Mon 16/210:35SFO - SIN
Nonstop17h 40mUnited Airlines
Fri 27/210:10SIN - SFO
Nonstop14h 55mUnited Airlines
Deal found 11/9£613
Thu 9/1010:45SFO - SIN
Nonstop16h 40mUnited Airlines
Sat 18/1020:40SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 11/9£624
Tue 30/922:40SFO - SIN
Nonstop16h 35mUnited Airlines
Tue 21/1020:40SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 10/9£633
Tue 25/1122:35SFO - SIN
Nonstop17h 25mUnited Airlines
Wed 3/1210:10SIN - SFO
Nonstop15h 05mUnited Airlines
Deal found 10/9£647
Thu 4/1210:50SFO - SIN
Nonstop17h 25mUnited Airlines
Mon 29/1210:10SIN - SFO
Nonstop14h 50mUnited Airlines
Deal found 10/9£648
Sat 11/1022:40SFO - SIN
Nonstop16h 35mUnited Airlines
Fri 24/1008:45SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 12/9£653
Fri 7/1110:50SFO - SIN
Nonstop17h 25mUnited Airlines
Sat 15/1122:20SIN - SFO
Nonstop14h 55mUnited Airlines
Deal found 11/9£661
Last-minute flights from San Francisco to Singapore
Discover last-minute flight deals from San Francisco to Singapore. Data last updated 12 September 2025 and is based on user searches.
Sun 14/907:25SFO - SIN
2 stops32h 15mUnited Airlines
Mon 13/1008:45SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 10/9£484
Mon 15/922:40SFO - SIN
Nonstop16h 35mUnited Airlines
Wed 1/1008:45SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 11/9£471
Mon 15/910:40SFO - SIN
1 stop29h 00mUnited Airlines
Fri 10/1020:40SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 10/9£481
Wed 17/907:25SFO - SIN
2 stops26h 20mUnited Airlines
Sun 5/1020:40SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 12/9£483
Thu 18/910:45SFO - SIN
Nonstop16h 40mUnited Airlines
Wed 1/1011:05SIN - SFO
2 stops23h 00mUnited Airlines
Deal found 12/9£485
Fri 19/910:45SFO - SIN
Nonstop16h 40mUnited Airlines
Fri 3/1008:45SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 12/9£473
Sat 20/920:52SFO - SIN
2 stops36h 53mUnited Airlines
Sun 5/1008:45SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 12/9£487
Sat 27/923:00SFO - SIN
2 stops40h 40mUnited Airlines
Sat 4/1020:40SIN - SFO
Nonstop15h 30mUnited Airlines
Deal found 12/9£484
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 12 September 2025.
Wed 3/1210:50SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 11/9£250
Wed 1/1010:45SFO - SIN
Nonstop16h 40mUnited Airlines
Deal found 10/9£251
Tue 23/910:40SFO - SIN
1 stop29h 00mUnited Airlines
Deal found 11/9£258
Mon 9/211:00SFO - SIN
1 stop21h 55mUnited Airlines
Deal found 10/9£260
Wed 24/911:35SFO - SIN
1 stop22h 10mUnited Airlines
Deal found 11/9£261
Fri 26/907:25SFO - SIN
2 stops32h 15mUnited Airlines
Deal found 12/9£261
Fri 13/206:00SFO - SIN
2 stops26h 55mUnited Airlines
Deal found 11/9£264
Thu 25/911:35SFO - SIN
1 stop28h 05mUnited Airlines
Deal found 11/9£266
Sat 29/1122:44SFO - SIN
2 stops40h 11mUnited Airlines
Deal found 9/9£270
Tue 21/1012:50SFO - SIN
1 stop19h 50mKorean Air
Deal found 11/9£275
Mon 6/1012:50SFO - SIN
1 stop25h 10mKorean Air
Deal found 12/9£276
Cheapflights Fare Finder
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 858,174 searches. Data last updated 12 September 2025.
Use the filters below to find and compare flights from San Francisco to Singapore that are best for you.
Fly from
San Francisco
Fly to
Singapore
Route
Depart
Return
Price
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Mon 29/9
10:45-18:25
Nonstop16h 40m
Singapore Changi
Mon 20/10
20:40-21:10
Nonstop15h 30m
£473
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Tue 30/9
10:45-18:25
Nonstop16h 40m
Singapore Changi
Thu 9/10
11:05-16:30
1 stop20h 25m
£481
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Wed 24/9
10:45-18:25
Nonstop16h 40m
Singapore Changi
Wed 1/10
11:05-09:30
1 stop37h 25m
£481
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Fri 6/3
11:40-00:10
1 stop20h 30m
Singapore Changi
Wed 11/3
01:35-10:30
1 stop23h 55m
£534
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Sun 5/10
15:43-05:00
2 stops46h 17m
Singapore Changi
Sun 9/11
22:30-09:30
1 stop27h 00m
£538
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Wed 26/11
23:30-21:55
1 stop30h 25m
Singapore Changi
Sun 30/11
23:10-15:00
1 stop31h 50m
£540
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Sun 8/3
06:05-05:00
2 stops31h 55m
Singapore Changi
Mon 16/3
10:40-22:30
2 stops26h 50m
£542
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Sat 22/11
15:30-05:00
2 stops45h 30m
Singapore Changi
Sun 14/12
22:30-09:30
1 stop27h 00m
£546
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Wed 8/10
10:45-18:25
Nonstop16h 40m
Singapore Changi
Wed 22/10
20:40-21:10
Nonstop15h 30m
£560
San FranciscoSingapore
SFO - SIN
SFOSIN
San Francisco
Thu 2/10
10:45-18:25
Nonstop16h 40m
Singapore Changi
Thu 9/10
20:40-21:10
Nonstop15h 30m
£560
Flights are sorted by cheapest return flights first.
Deals found on 10/9
Showing 1-10 of 20 results
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.
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
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 29 August 2025.
To ensure you get the cheapest price possible for a flight from San Francisco to Singapore, you should look to book at least 74 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, May is the cheapest month in which you can book a flight from San Francisco to Singapore (average of £711). Flying from San Francisco to Singapore in December is currently the most expensive (average of £1,115). 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 12 September 2025.
One of the essential ways to save on airfare from San Francisco to Singapore is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 14% on airfare.
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 12 September 2025.
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).
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 12 September 2025.
Read reviews from past customers who have flown with Singapore Airlines and United Airlines
from San Francisco to Singapore. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered
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?
You will need to book a flight from San Francisco to Singapore Changi if you want to fly from San Francisco to Singapore. At least 2 different airlines have flights from San Francisco (SFO) to Changi (SIN) on a regular basis. There are 4 flights to Singapore from the San Francisco airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SFO to SIN to be around 17h 25m.
How popular is this San Francisco to Singapore flight route?
The San Francisco to Singapore Changi flight path was viewed by 14 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 40m. Fly via United Airlines or Korean Air to get the fastest option. The distance from San Francisco to Singapore is about 8433 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from San Francisco to Singapore round-trip?
Currently priced at £562, Singapore Airlines will fly you from San Francisco to Singapore and back. In addition to Singapore Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as £597. Singapore Airlines is 20% 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?
Looking for the cheapest flight from San Francisco to Singapore? While on average our users pay £711, our data indicates the cheapest price to be £693. The most popular route (San Francisco - Singapore Changi), is priced around £505.
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, May is the cheapest month in which you can book a flight from San Francisco to Singapore (average of £711). Flying from San Francisco to Singapore in December is currently the most expensive (average of £1,115). 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 12 September 2025.
Explore flights to Singapore departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 September 2025.
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 858,174 searches. Data last updated 12 September 2025.
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.
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