Cheap flights from Singapore to San Francisco from £316
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 14/2. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SFO
4 Jan — 11 Jan1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Singapore Changi to San Francisco are usually found in February or October, booked 60 days in advance, depart on a Wednesday or Monday and return on a Thursday
Cheap flight deals from Singapore to San Francisco
Enter your travel dates to find the best prices.
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 5 December 2025.
Fri 26/1210:10SIN - SFO
Nonstop14h 50mUnited Airlines
Sun 11/122:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 3/12£507
Mon 22/1222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Sun 18/122:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 3/12£557
Mon 22/1222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Thu 15/110:35SFO - SIN
Nonstop17h 40mUnited Airlines
Deal found 4/12£558
Sun 21/1202:00SIN - SFO
1 stop32h 45mChina Airlines
Sun 18/123:40SFO - SIN
1 stop33h 00mChina Airlines
Deal found 4/12£608
Thu 11/1222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Tue 20/100:20SFO - SIN
1 stop38h 35mUnited Airlines
Deal found 3/12£646
Sat 13/1222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Tue 6/110:35SFO - SIN
Nonstop17h 40mUnited Airlines
Deal found 4/12£693
Sat 13/1222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Mon 5/110:35SFO - SIN
Nonstop17h 40mUnited Airlines
Deal found 3/12£693
Fri 19/1222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Sat 3/111:00SFO - SIN
1 stop21h 55mUnited Airlines
Deal found 3/12£697
Best flights from Singapore to San Francisco
Discover carefully curated flight deals from Singapore to San Francisco that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 December 2025.
Sun 15/222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Mon 2/322:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 4/12£507
Thu 26/216:45SIN - SFO
1 stop20h 30mCathay Pacific
Mon 2/311:25SFO - SIN
1 stop21h 00mCathay Pacific
Deal found 4/12£517
Thu 22/101:35SIN - SFO
2 stops37h 55mDelta
Sat 28/206:00SFO - SIN
2 stops26h 10mDelta
Deal found 5/12£582
Mon 23/309:15SIN - SFO
Nonstop14h 35mSingapore Airlines
Sat 18/411:30SFO - SIN
Nonstop16h 40mSingapore Airlines
Deal found 5/12£583
Fri 23/110:10SIN - SFO
Nonstop14h 50mUnited Airlines
Sat 28/210:35SFO - SIN
Nonstop17h 40mUnited Airlines
Deal found 5/12£507
Thu 12/210:10SIN - SFO
Nonstop14h 45mUnited Airlines
Mon 16/222:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 4/12£508
Thu 12/220:15SIN - SFO
1 stop17h 00mCathay Pacific
Mon 16/222:55SFO - SIN
1 stop38h 45mCathay Pacific
Deal found 4/12£566
Wed 14/110:10SIN - SFO
Nonstop14h 50mUnited Airlines
Tue 24/222:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 2/12£557
Mon 22/1222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Sun 18/122:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 5/12£557
Thu 26/222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Mon 2/322:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 4/12£557
Fri 13/310:10SIN - SFO
Nonstop14h 55mUnited Airlines
Sun 22/311:35SFO - SIN
Nonstop17h 40mUnited Airlines
Deal found 4/12£558
Sun 15/210:10SIN - SFO
Nonstop14h 55mUnited Airlines
Mon 2/300:20SFO - SIN
1 stop38h 35mUnited Airlines
Deal found 3/12£594
Direct flights from Singapore to San Francisco
Explore direct flight options from Singapore to San Francisco based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 December 2025.
Tue 27/110:10SIN - SFO
Nonstop14h 50mUnited Airlines
Sat 31/122:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 2/12£505
Mon 16/222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Thu 26/210:35SFO - SIN
Nonstop17h 40mUnited Airlines
Deal found 3/12£506
Sun 15/222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Mon 2/322:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 4/12£507
Fri 26/1210:10SIN - SFO
Nonstop14h 50mUnited Airlines
Sun 11/122:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 3/12£507
Fri 23/122:20SIN - SFO
Nonstop14h 55mUnited Airlines
Sat 7/222:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 4/12£508
Mon 22/1222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Sun 18/122:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 3/12£557
Mon 22/1222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Thu 15/110:35SFO - SIN
Nonstop17h 40mUnited Airlines
Deal found 4/12£558
Mon 23/309:15SIN - SFO
Nonstop14h 35mSingapore Airlines
Sat 18/411:30SFO - SIN
Nonstop16h 40mSingapore Airlines
Deal found 5/12£583
Wed 15/409:15SIN - SFO
Nonstop15h 25mSingapore Airlines
Fri 24/411:30SFO - SIN
Nonstop16h 40mSingapore Airlines
Deal found 4/12£584
Mon 23/310:10SIN - SFO
Nonstop14h 55mUnited Airlines
Sat 18/410:35SFO - SIN
Nonstop16h 50mUnited Airlines
Deal found 3/12£607
Mon 26/110:10SIN - SFO
Nonstop14h 50mUnited Airlines
Thu 29/110:35SFO - SIN
Nonstop17h 40mUnited Airlines
Deal found 3/12£643
Mon 16/222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Fri 27/210:35SFO - SIN
Nonstop17h 40mUnited Airlines
Deal found 3/12£671
Last-minute flights from Singapore to San Francisco
Discover last-minute flight deals from Singapore to San Francisco. Data last updated 5 December 2025 and is based on user searches.
Mon 22/1222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Sun 18/122:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 3/12£557
Fri 26/1210:10SIN - SFO
Nonstop14h 50mUnited Airlines
Sun 11/122:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 3/12£507
Wed 14/101:35SIN - SFO
2 stops37h 53mDelta
Thu 26/206:00SFO - SIN
2 stops26h 10mDelta
Deal found 4/12£585
Thu 22/101:35SIN - SFO
2 stops37h 55mDelta
Sat 28/206:00SFO - SIN
2 stops26h 10mDelta
Deal found 5/12£582
Thu 22/101:35SIN - SFO
2 stops32h 44mDelta
Sat 7/216:40SFO - SIN
2 stops44h 20mDelta
Deal found 4/12£583
Fri 23/122:20SIN - SFO
Nonstop14h 55mUnited Airlines
Sat 7/222:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 4/12£508
Fri 23/110:45SIN - SFO
1 stop20h 35mUnited Airlines
Sat 28/210:35SFO - SIN
Nonstop17h 40mUnited Airlines
Deal found 5/12£595
Sat 24/122:20SIN - SFO
Nonstop14h 55mUnited Airlines
Fri 30/100:20SFO - SIN
1 stop38h 35mUnited Airlines
Deal found 3/12£594
Tue 27/110:10SIN - SFO
Nonstop14h 50mUnited Airlines
Sat 31/122:35SFO - SIN
Nonstop17h 25mUnited Airlines
Deal found 2/12£505
Tue 27/112:55SIN - SFO
1 stop19h 10mCathay Pacific
Sat 31/121:45SFO - SIN
1 stop22h 10mCathay Pacific
Deal found 2/12£515
One-way flights from Singapore to San Francisco
Search for one-way flight options from Singapore to San Francisco. Find affordable one-way fares based on user searches. Data last updated 5 December 2025.
Sat 14/210:10SIN - SFO
Nonstop14h 55mUnited Airlines
Deal found 3/12£316
Thu 25/1222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Deal found 4/12£316
Sun 25/110:10SIN - SFO
Nonstop14h 50mUnited Airlines
Deal found 4/12£317
Fri 30/107:40SIN - SFO
1 stop29h 20mCathay Pacific
Deal found 3/12£340
Thu 5/207:40SIN - SFO
1 stop29h 35mCathay Pacific
Deal found 2/12£341
Wed 28/116:45SIN - SFO
1 stop20h 15mCathay Pacific
Deal found 3/12£350
Wed 18/210:45SIN - SFO
1 stop20h 35mUnited Airlines
Deal found 3/12£363
Wed 21/110:45SIN - SFO
1 stop38h 25mUnited Airlines
Deal found 3/12£363
Tue 17/206:35SIN - SFO
1 stop18h 40mUnited Airlines
Deal found 3/12£365
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 5 December 2025.
Customise 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 858,174 searches. Data last updated 5 December 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
Sun 15/2
22:20-21:15
Nonstop14h 55m
San Francisco
Mon 2/3
22:35-08:00
Nonstop17h 25m
£507
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Fri 23/1
10:10-09:00
Nonstop14h 50m
San Francisco
Sat 28/2
10:35-20:15
Nonstop17h 40m
£507
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Thu 12/2
10:10-08:55
Nonstop14h 45m
San Francisco
Mon 16/2
22:35-08:00
Nonstop17h 25m
£508
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Thu 26/2
16:45-21:15
1 stop20h 30m
San Francisco
Mon 2/3
11:25-00:25
1 stop21h 00m
£517
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Wed 14/1
10:10-09:00
Nonstop14h 50m
San Francisco
Tue 24/2
22:35-08:00
Nonstop17h 25m
£557
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Mon 22/12
22:20-21:15
Nonstop14h 55m
San Francisco
Sun 18/1
22:35-08:00
Nonstop17h 25m
£557
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Thu 26/2
22:20-21:15
Nonstop14h 55m
San Francisco
Mon 2/3
22:35-08:00
Nonstop17h 25m
£557
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Fri 13/3
10:10-10:05
Nonstop14h 55m
San Francisco
Sun 22/3
11:35-20:15
Nonstop17h 40m
£558
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Thu 12/2
20:15-21:15
1 stop17h 00m
San Francisco
Mon 16/2
22:55-05:40
1 stop38h 45m
£566
SingaporeSan Francisco
SIN - SFO
SINSFO
Singapore Changi
Thu 22/1
01:35-23:30
2 stops37h 55m
San Francisco
Sat 28/2
06:00-00:10
2 stops26h 10m
£582
Flights are sorted by cheapest return flights first.
Deals found on 3/12
Showing 1-10 of 22 results
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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 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 Singapore to San Francisco
Prices
Airlines
Delays
More
How far ahead should I book a flight from Singapore to San Francisco?
Use this chart to determine the optimal time to book a return flight from Singapore to San Francisco. Price data was last updated on 28 November 2025.
Booking 60 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 £412). Flying from Singapore to San Francisco in January is currently the most expensive (average of £513). 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 5 December 2025.
It’s typically best to fly out from Singapore to San Francisco at midday. Doing so could potentially save you 38% on the flight price compared to flying in the evening, which is usually more expensive.
How much does it cost for a return flight from Singapore to San Francisco?
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 5 December 2025.
The most flights from SIN 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).
How often are flights from Singapore to San Francisco delayed?
About 18% of weekly flights between Singapore and San Francisco have experienced delays in the past year, with the average delay time being 127 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 Friday 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 past year, Singapore Airlines have had the lowest number of delays on this route, with just 14% of flights being delayed.
What’s the top stopover airport for flights from Singapore to San Francisco?
Share of one-stop return flights from Singapore to San Francisco chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Hong Kong (HKG) – chosen by Cheapflights users on 67% of one-stop itineraries from Singapore to San Francisco on Cheapflights.
What’s the cheapest stopover airport for flights from Singapore to San Francisco?
Average return fare for one-stop flights from Singapore to San Francisco, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Taipei City (TPE) is the most affordable one-stop option, with an average return flight price of £602.
What’s the fastest stopover option from Singapore to San Francisco?
Shortest average travel time for one-stop one-way flights from Singapore to San Francisco, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Hong Kong (HKG) have the shortest average one-way travel time for one-stop routes: 17h 08m.
Which airport typically offers the quickest stopover for flights from Singapore to San Francisco?
Average stopover duration for one-stop one-way flights from Singapore to San Francisco, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Hong Kong (HKG) offer the fastest connection on this route, with an average stopover time of 2h 06m.
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.
How popular is this Singapore to San Francisco flight route?
This flight path from Singapore Changi to San Francisco was viewed by 29 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?
Airlines like United Airlines fly from Singapore to San Francisco in about 14h 50m. The time it takes to get you to your destination is usually consistent. The distance from Singapore to San Francisco is about 8433 mi. All flights are typically direct.
What are the cheapest flights from Singapore to San Francisco?
Looking at all options, your cheapest flight can be booked for £991. While the most popular route (Singapore Changi - San Francisco) can be booked for £674 on average, our data indicates £1,074 when flying from Singapore to San Francisco.
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 holiday 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, February is the cheapest month in which you can book a flight from Singapore to San Francisco (average of £412). Flying from Singapore to San Francisco in January is currently the most expensive (average of £513). 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 Singapore. Flights are based on user searches made on Cheapflights and were last updated on 5 December 2025.
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 5 December 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 Singapore to San Francisco?
Deals for Singapore to San Francisco flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Singapore to San Francisco?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Singapore to San Francisco.
Can Cheapflights find flights from Singapore to San Francisco with no change fees?
Yes, we can. To see specific flights from Singapore to San Francisco 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 Singapore to San Francisco become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
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