Cheap flights from San Francisco to Singapore from C$ 468

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SIN
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from San Francisco to Singapore Changi are usually found in September or October, booked 86 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from San Francisco to Singapore

Enter your travel dates to find the best prices.

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 12 December 2025.

Mon 29/1210:35 a.m.SFO - SIN
Nonstop17h 40mUnited Airlines
Wed 4/210:45 a.m.SIN - SFO
1 stop20h 35mUnited Airlines
Deal found 9/12C$ 1,083
Thu 11/1210:50 a.m.SFO - SIN
Nonstop17h 25mUnited Airlines
Wed 24/1210:20 p.m.SIN - SFO
Nonstop14h 55mUnited Airlines
Deal found 10/12C$ 1,167
Sun 28/124:30 p.m.SFO - SIN
1 stop48h 45mAir India
Sun 8/211:00 p.m.SIN - SFO
1 stop29h 25mAir India
Deal found 10/12C$ 1,178
Tue 16/126:00 a.m.SFO - SIN
2 stops32h 55mUnited Airlines
Wed 24/1210:20 p.m.SIN - SFO
Nonstop14h 55mUnited Airlines
Deal found 12/12C$ 1,186
Mon 29/1210:35 a.m.SFO - SIN
Nonstop17h 40mUnited Airlines
Mon 19/110:20 p.m.SIN - SFO
Nonstop14h 55mUnited Airlines
Deal found 11/12C$ 1,208
Tue 16/126:00 a.m.SFO - SIN
2 stops32h 55mUnited Airlines
Tue 23/126:35 a.m.SIN - SFO
1 stop24h 45mUnited Airlines
Deal found 12/12C$ 1,212
Sun 28/1210:35 p.m.SFO - SIN
Nonstop17h 25mUnited Airlines
Sun 8/210:20 p.m.SIN - SFO
Nonstop14h 55mUnited Airlines
Deal found 10/12C$ 1,220
Mon 29/1210:35 a.m.SFO - SIN
Nonstop17h 40mUnited Airlines
Sun 11/110:45 a.m.SIN - SFO
1 stop38h 30mUnited Airlines
Deal found 11/12C$ 1,236
Sun 28/124:30 p.m.SFO - SIN
1 stop48h 45mAir India
Mon 12/110:30 a.m.SIN - SFO
1 stop44h 00mAir India
Deal found 10/12C$ 1,240
Thu 11/1210:59 p.m.SFO - SIN
2 stops33h 56mUnited Airlines
Sat 31/110:45 a.m.SIN - SFO
Nonstop14h 50mUnited Airlines
Deal found 11/12C$ 1,254

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 12 December 2025.

Round-trip from

C$ 884

One-way from

C$ 468

Popular in

December

Cheapest in

September

Average price

C$ 2,013

Good one-way deal

C$ 1,412 or less
United Airlines
  • United Airlines
  • 28/1-10/2
  • Nonstop
  • 32h 30m total
  • San Francisco to Singapore
United Airlines
  • United Airlines
  • 19/1
  • Nonstop
  • 17h 40m total
  • San Francisco to Singapore
Highest demand for flights based on searches. 12% potential increase in price (C$ 258 potential increase over avg. RT price).
Cheapest flight prices on average. 5% potential price decrease (C$ 95 potential savings vs. average RT price).
Average for round-trip flights in December 2025
Price to beat on a one-way flight from San Francisco to Singapore Changi.

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 12 December 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

Wed 28/1

10:35 a.m.-8:15 p.m.

Nonstop17h 40m

Singapore Changi

Wed 4/2

10:10 a.m.-9:00 a.m.

Nonstop14h 50m

C$ 884

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Fri 23/1

10:35 a.m.-8:15 p.m.

Nonstop17h 40m

Singapore Changi

Fri 6/2

10:20 p.m.-9:15 p.m.

Nonstop14h 55m

C$ 884

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 26/1

10:35 p.m.-8:00 a.m.

Nonstop17h 25m

Singapore Changi

Mon 2/2

10:20 p.m.-9:15 p.m.

Nonstop14h 55m

C$ 884

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sat 17/1

12:20 a.m.-6:55 a.m.

1 stop38h 35m

Singapore Changi

Sun 1/2

10:00 a.m.-8:50 a.m.

Nonstop14h 50m

C$ 896

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sat 31/1

10:35 a.m.-8:15 p.m.

Nonstop17h 40m

Singapore Changi

Thu 5/2

10:45 a.m.-3:20 p.m.

1 stop20h 35m

C$ 896

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Tue 27/1

9:10 a.m.-6:55 a.m.

2 stops29h 45m

Singapore Changi

Mon 2/2

10:20 p.m.-9:15 p.m.

Nonstop14h 55m

C$ 903

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 20/4

12:40 p.m.-11:40 p.m.

1 stop20h 00m

Singapore Changi

Wed 29/4

7:30 a.m.-10:40 a.m.

1 stop18h 10m

C$ 907

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Wed 25/3

12:40 p.m.-5:00 a.m.

1 stop25h 20m

Singapore Changi

Tue 31/3

10:30 p.m.-10:40 a.m.

1 stop27h 10m

C$ 907

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sat 11/4

12:40 p.m.-11:40 p.m.

1 stop20h 00m

Singapore Changi

Sat 18/4

1:10 a.m.-10:40 a.m.

1 stop24h 30m

C$ 907

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 6/4

12:40 p.m.-11:40 p.m.

1 stop20h 00m

Singapore Changi

Tue 14/4

7:30 a.m.-10:40 a.m.

1 stop18h 10m

C$ 907

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 23 results
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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 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 San Francisco to Singapore

How far ahead should I book a flight from San Francisco to Singapore?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Singapore. Price data was last updated on 5 December 2025.

The best time to book flights from San Francisco to Singapore is 86 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, February is the cheapest month in which you can book a flight from San Francisco to Singapore (average of C$ 538). Flying from San Francisco to Singapore in June is currently the most expensive (average of C$ 1,059). 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 December 2025.

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.

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 December 2025.
Read reviews from past customers who have flown Singapore 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.

Comfort

8.0

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.8

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Comfort

8.0

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.8

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

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 1 airline. 17h 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?

  • How long is the flight from San Francisco to Singapore?

    Departing from San Francisco to Singapore will take you 17h 40m. There are 13572 km between San Francisco and Singapore. All flights are typically direct.

  • What is the cheapest airline to fly from San Francisco to Singapore round-trip?

    Our cheapest airline available from San Francisco to Singapore is Singapore Airlines. Our recent data shows that you can find tickets from as low as C$ 954 on this airline. You may be able to fly from San Francisco to Singapore for 24% less than the average price by searching for this airline.

  • 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 C$ 1,520, our data indicates the cheapest price to be C$ 1,114. The most popular route (San Francisco - Singapore Changi), is priced around C$ 1,044.

  • 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 vacation 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, February is the cheapest month in which you can book a flight from San Francisco to Singapore (average of C$ 538). Flying from San Francisco to Singapore in June is currently the most expensive (average of C$ 1,059). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Francisco to Singapore

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from San Francisco to Singapore

Discover the top airline 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 629,999 searches. Data last updated 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapestC$ 954AverageC$ 1,186FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers 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?

When you search for this flight from San Francisco to Singapore, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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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