Cheap flights from Singapore to San Francisco from S$ 544

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 26-1. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — SFO
11 Jan — 18 Jan1
1 adult
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 Tuesday or Saturday and return on a Wednesday

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 12 December 2025.

Fri 26-1210:10SIN - SFO
Nonstop14h 50mUnited Airlines
Sun 11-110:35SFO - SIN
Nonstop17h 40mUnited Airlines
Deal found 10-12S$ 873
Mon 22-1220:15SIN - SFO
1 stop16h 45mCathay Pacific
Thu 15-122:55SFO - SIN
1 stop22h 10mCathay Pacific
Deal found 11-12S$ 904
Thu 25-1218:00SIN - SFO
1 stop19h 00mCathay Pacific
Thu 8-122:55SFO - SIN
1 stop21h 00mCathay Pacific
Deal found 11-12S$ 905
Mon 22-1210:10SIN - SFO
Nonstop14h 50mUnited Airlines
Thu 15-110:35SFO - SIN
Nonstop17h 40mUnited Airlines
Deal found 10-12S$ 960
Fri 26-1209:15SIN - SFO
Nonstop14h 35mMultiple Airlines
Sun 11-123:50SFO - SIN
1 stop30h 05mMultiple Airlines
Deal found 11-12S$ 972
Fri 26-1220:15SIN - SFO
1 stop16h 45mCathay Pacific
Sun 11-111:25SFO - SIN
1 stop26h 15mCathay Pacific
Deal found 11-12S$ 1,029
Sat 27-1222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Sun 11-121:23SFO - SIN
2 stops35h 32mUnited Airlines
Deal found 11-12S$ 1,030

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 12 December 2025.

Round-trip from

S$ 873

One-way from

S$ 544

Popular in

August

Cheapest in

February

Average price

S$ 1,220

Good round-trip deal

S$ 1,040 or less

Good one-way deal

S$ 593 or less
United Airlines
  • United Airlines
  • 26-12-11-1
  • Nonstop
  • 32h 30m total
  • Singapore to San Francisco
ZIPAIR
  • ZIPAIR
  • 26-1
  • 1 total stop
  • 29h 00m total
  • Singapore to San Francisco
Highest demand for flights based on searches. 4% potential increase in price (S$ 58 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (S$ 18 potential savings vs. average return price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from Singapore Changi to San Francisco.
Price to beat on a one-way flight from Singapore Changi to San Francisco.

Cheapflights Fare Finder

 
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 200,618 searches. Data last updated 12 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

Fri 26-12

10:10-09:00

Nonstop14h 50m

San Francisco

Sun 11-1

10:35-20:15

Nonstop17h 40m

S$ 874

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Thu 12-2

12:55-21:15

1 stop24h 20m

San Francisco

Mon 16-2

22:55-11:55

1 stop21h 00m

S$ 888

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Thu 26-2

16:45-21:15

1 stop20h 30m

San Francisco

Mon 2-3

21:45-13:05

1 stop23h 20m

S$ 893

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Sun 22-3

01:25-22:15

1 stop35h 50m

San Francisco

Sat 18-4

12:55-05:30

1 stop25h 35m

S$ 937

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

S$ 962

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Thu 26-2

10:10-09:05

Nonstop14h 55m

San Francisco

Mon 2-3

10:35-20:15

Nonstop17h 40m

S$ 963

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Tue 27-1

10:45-15:20

1 stop20h 35m

San Francisco

Sat 31-1

10:35-20:15

Nonstop17h 40m

S$ 1,025

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 2-2

10:45-09:10

1 stop38h 25m

San Francisco

Thu 26-2

10:35-20:15

Nonstop17h 40m

S$ 1,025

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 26-1

10:45-15:20

1 stop20h 35m

San Francisco

Sat 31-1

16:20-06:55

2 stops46h 35m

S$ 1,037

SingaporeSan Francisco

SIN - SFO

SINSFO

Singapore Changi

Mon 26-1

10:45-15:20

1 stop20h 35m

San Francisco

Mon 2-2

17:40-06:55

2 stops45h 15m

S$ 1,041

Flights are sorted by cheapest return flights first.

Deals found on 11-12

Showing 1-10 of 21 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

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 5 December 2025.

To ensure you get the cheapest price possible for a flight from Singapore to San Francisco, you should look to book at least 60 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 Singapore to San Francisco?

Currently, March is the cheapest month in which you can book a flight from Singapore to San Francisco (average of S$ 659). Flying from Singapore to San Francisco in December is currently the most expensive (average of S$ 882). 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 12 December 2025.

When flying from Singapore to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 26% versus a flight in the evening.

What is the cheapest day to fly from Singapore to San Francisco?

Use this chart to determine the cheapest time to fly return from Singapore to San Francisco. Price data was last updated on 6 December 2025.

Travellers seeking maximum savings on their Singapore to San Francisco flight should consider departing on Wednesday at midday when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 12 December 2025.
Get a feel of what it's like to fly with EVA Air, China Airlines, andSingapore Airlines from Singapore to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.5

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.5

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.5

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.5

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.5

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.5

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2025

TPE - CRK

All was okay except for the medical emergency that happened before our boarding. I wish that the medical emergency response was more immediate.

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.
  • What airports do I use to fly from Singapore to San Francisco?

    If you book a flight from Singapore to San Francisco, you will be flying from Changi to San Francisco. Flights to San Francisco (SFO) from Singapore Changi (SIN) take 14h 35m for a nonstop flight. There are 4 flights from Changi to San Francisco per day from 11 airlines.

  • How popular is this Singapore to San Francisco flight route?

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

    Departing from Singapore to San Francisco will take you 14h 50m. Singapore and San Francisco are separated by a distance of 13572 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Singapore to San Francisco round-trip?

    Cheapflights users have booked flights from Singapore to San Francisco round-trip from S$ 697. Other airlines that can offer you cheap pricing are United Airlines, from S$ 772, and Asiana Airlines, from S$ 802. Japan Airlines is currently priced 36% below the average price you’ll pay for this route.

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

    The cheapet airlines for a one-way flight from Singapore to San Francisco are Singapore Airlines (S$ 502), United Airlines (S$ 508), and ANA (S$ 638).

  • What are the cheapest flights from Singapore to San Francisco?

    The cheapest flight price from Singapore to San Francisco is S$ 508. On average you can expect to pay S$ 3,014. The most popular route, (Singapore Changi - San Francisco), can usually be booked for S$ 838.

  • 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, March is the cheapest month in which you can book a flight from Singapore to San Francisco (average of S$ 659). Flying from Singapore to San Francisco in December is currently the most expensive (average of S$ 882). 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

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Millbrae
South San Francisco
Sunnyvale
Santa Clara
Milpitas
Carmel-by-the-Sea

Browse thousands of different options on Cheapflights for your next trip

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Fly from Singapore to San Francisco on these airlines

Choose from the following airlines for your flight from Singapore to San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 12 December 2025.

Top 10 airlines flying from Singapore to San Francisco

Discover the top 10 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 200,618 searches. Data last updated 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapestS$ 697AverageS$ 1,140FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
United AirlinesCheapestS$ 772AverageS$ 1,104FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Asiana AirlinesCheapestS$ 802AverageS$ 866FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Philippine AirlinesCheapestS$ 809AverageS$ 1,144FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Air CanadaCheapestS$ 820AverageS$ 1,011FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Singapore AirlinesCheapestS$ 834AverageS$ 1,112FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Cathay PacificCheapestS$ 862AverageS$ 1,080FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
China AirlinesCheapestS$ 968AverageS$ 1,062FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
STARLUX AirlinesCheapestS$ 1,006AverageS$ 1,113FlexibilityNo cancel feeOn-timeN/A
Search STARLUX Airlines flights
EVA AirCheapestS$ 1,041AverageS$ 1,162FlexibilityNo cancel feeOn-time74%
Search EVA Air flights

Fly with Cheapflights

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?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Singapore to San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Singapore to San Francisco?

Millions of users choose and trust Cheapflights to book the best flight deals from Singapore to San Francisco for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Singapore to San Francisco with no change fees?

Yes! Cheapflights helps users easily find flights from Singapore to San Francisco with no change fees.

Can Cheapflights notify me if prices for flights from Singapore to San Francisco become cheaper?

Yes! Start tracking prices for Singapore to San Francisco flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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