Cheap flights from San Francisco to Singapore from C$ 495

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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SIN
27 Nov — 4 Dec1
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 74 days in advance, depart on a Tuesday or Monday and return on a Friday

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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 28 October 2025.

Thu 27/1110:35 p.m.SFO - SIN
Nonstop17h 25mUnited Airlines
Fri 26/1210:20 p.m.SIN - SFO
Nonstop14h 55mUnited Airlines
Deal found 28/10C$ 897
Sun 30/1111:50 p.m.SFO - SIN
1 stop30h 05mAsiana Airlines
Thu 5/311:10 p.m.SIN - SFO
1 stop30h 50mAsiana Airlines
Deal found 28/10C$ 951
Tue 2/1211:40 a.m.SFO - SIN
1 stop25h 20mKorean Air
Tue 3/310:40 a.m.SIN - SFO
1 stop38h 50mKorean Air
Deal found 28/10C$ 952
Sat 29/1112:25 p.m.SFO - SIN
2 stops43h 45mKorean Air
Sun 8/310:30 p.m.SIN - SFO
1 stop27h 00mKorean Air
Deal found 28/10C$ 959
Mon 1/126:00 a.m.SFO - SIN
2 stops31h 00mDelta
Thu 5/310:30 p.m.SIN - SFO
2 stops40h 00mDelta
Deal found 28/10C$ 968
Sat 29/1112:25 p.m.SFO - SIN
2 stops43h 45mKorean Air
Thu 5/31:35 a.m.SIN - SFO
2 stops46h 23mKorean Air
Deal found 28/10C$ 982
Sat 29/1112:25 p.m.SFO - SIN
2 stops48h 35mKorean Air
Wed 4/310:40 a.m.SIN - SFO
2 stops63h 01mKorean Air
Deal found 28/10C$ 983
Sun 30/1112:25 p.m.SFO - SIN
2 stops43h 45mKorean Air
Mon 2/31:35 a.m.SIN - SFO
2 stops46h 23mKorean Air
Deal found 28/10C$ 990
Sun 30/1111:50 p.m.SFO - SIN
1 stop30h 05mAsiana Airlines
Fri 6/311:10 p.m.SIN - SFO
1 stop30h 50mAsiana Airlines
Deal found 28/10C$ 993
Tue 28/1010:35 p.m.SFO - SIN
Nonstop17h 25mUnited Airlines
Tue 4/1110:20 p.m.SIN - SFO
Nonstop14h 55mUnited Airlines
Deal found 27/10C$ 1,062
Thu 30/1010:35 p.m.SFO - SIN
Nonstop17h 25mUnited Airlines
Wed 12/1110:10 a.m.SIN - SFO
Nonstop15h 05mUnited Airlines
Deal found 27/10C$ 1,064

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 28 October 2025.

Round-trip from

C$ 897

One-way from

C$ 495

Popular in

December

Cheapest in

September

Average price

C$ 1,062
United Airlines
  • United Airlines
  • 11/1-22/1
  • Nonstop
  • 32h 15m total
  • San Francisco to Singapore
Korean Air
  • Korean Air
  • 7/2
  • 2 total stops
  • 40h 09m total
  • San Francisco to Singapore
Highest demand for flights based on searches. 15% potential increase in price (C$ 326 potential increase over avg. RT price).
Cheapest flight prices on average. 5% potential price decrease (C$ 102 potential savings vs. average RT price).
Average for round-trip flights in October 2025

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 28 October 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 21/1

11:50 p.m.-9:55 p.m.

1 stop30h 05m

Singapore Changi

Sat 28/2

11:10 p.m.-2:00 p.m.

1 stop30h 50m

C$ 951

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Thu 22/1

11:50 p.m.-9:55 p.m.

1 stop30h 05m

Singapore Changi

Mon 2/3

11:10 p.m.-2:00 p.m.

1 stop30h 50m

C$ 951

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Wed 21/1

11:50 p.m.-9:55 p.m.

1 stop30h 05m

Singapore Changi

Sun 1/3

11:10 p.m.-2:00 p.m.

1 stop30h 50m

C$ 951

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Wed 21/1

4:02 p.m.-8:25 p.m.

2 stops36h 23m

Singapore Changi

Mon 2/3

10:40 a.m.-9:30 a.m.

1 stop38h 50m

C$ 959

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sat 29/11

3:35 p.m.-12:10 a.m.

2 stops40h 35m

Singapore Changi

Mon 2/3

1:35 a.m.-9:30 a.m.

1 stop23h 55m

C$ 959

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Tue 20/1

4:02 p.m.-12:10 a.m.

2 stops40h 08m

Singapore Changi

Mon 2/2

10:30 p.m.-9:30 a.m.

1 stop27h 00m

C$ 959

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Fri 23/1

2:35 p.m.-12:10 a.m.

2 stops41h 35m

Singapore Changi

Mon 2/3

10:40 a.m.-9:30 a.m.

1 stop38h 50m

C$ 975

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Thu 22/1

1:35 p.m.-12:10 a.m.

2 stops42h 35m

Singapore Changi

Mon 2/3

10:30 p.m.-9:41 a.m.

2 stops51h 11m

C$ 990

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Thu 22/1

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

Nonstop17h 25m

Singapore Changi

Mon 2/3

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

Nonstop14h 55m

C$ 1,060

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Tue 20/1

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

1 stop38h 35m

Singapore Changi

Mon 2/3

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

Nonstop14h 55m

C$ 1,074

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/10

Showing 1-10 of 21 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 24 October 2025.

The best time to book flights from San Francisco to Singapore is 74 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$ 545). Flying from San Francisco to Singapore in June is currently the most expensive (average of C$ 1,078). 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 28 October 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 28 October 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.

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

Overall

8.1

Food

7.7

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

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

Boarding

8.3

Comfort

8.0

Crew

8.6

Entertainment

8.0

Overall

8.1

Food

7.7

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 3 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 30h 05m. There are 13572 km between San Francisco and Singapore. This flight may include one or multiple stops.

  • 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$ 967 on this airline. You may be able to fly from San Francisco to Singapore for 26% less than the average price by searching for this airline.

  • What are the cheapest airlines to fly from San Francisco to Singapore one-way?

    For one-way options, check prices for Korean Air. According to our data, you can fly for as low as C$ 498. Users have also found prices from C$ 508 and C$ 523 on Delta and Asiana Airlines, respectively.

  • 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$ 545). Flying from San Francisco to Singapore in June is currently the most expensive (average of C$ 1,078). 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

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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 28 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapestC$ 967AverageC$ 1,210FlexibilityNo 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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