Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from San Francisco Bay Area to Singapore from S$ 440

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 25-1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SIN
9 Nov — 16 Nov1
1 adult
1 adult, Economy

Find flight deals from San Francisco Bay Area to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco Bay Area to Singapore
Explore the most affordable flight options available from San Francisco Bay Area to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2025.

Sun 9-1122:30SFO - SIN
1 stop22h 30mPhilippine Airlines
Thu 13-1114:10SIN - SFO
1 stop21h 20mPhilippine Airlines
Deal found 9-10S$ 824
Sun 12-1022:25SFO - SIN
2 stops29h 05mAir India
Mon 20-1010:30SIN - SFO
2 stops48h 55mAir India
Deal found 10-10S$ 829
Sun 26-1023:30SFO - SIN
1 stop42h 45mAir India
Mon 10-1119:40SIN - SFO
2 stops40h 50mAir India
Deal found 10-10S$ 831
Thu 27-1110:50SFO - SIN
Nonstop17h 25mUnited Airlines
Fri 26-1222:20SIN - SFO
Nonstop14h 55mUnited Airlines
Deal found 9-10S$ 832
Sun 9-1122:30SFO - SIN
1 stop28h 40mPhilippine Airlines
Mon 17-1100:40SIN - SFO
1 stop34h 50mPhilippine Airlines
Deal found 9-10S$ 837
Sun 19-1022:25SFO - SIN
2 stops29h 05mAir India
Fri 24-1019:40SIN - SFO
2 stops39h 45mAir India
Deal found 9-10S$ 840
Mon 3-1122:30SFO - SIN
2 stops28h 35mAir India
Mon 17-1119:40SIN - SFO
2 stops40h 50mAir India
Deal found 9-10S$ 843
Sat 11-1022:25SFO - SIN
2 stops29h 05mAir India
Fri 24-1019:40SIN - SFO
2 stops39h 45mAir India
Deal found 10-10S$ 845
Tue 4-1122:30SFO - SIN
2 stops28h 35mAir India
Tue 18-1120:00SIN - SFO
2 stops40h 50mAir India
Deal found 8-10S$ 849
Sun 7-1207:00SJC - SIN
2 stops25h 10mKorean Air
Thu 18-1210:40SIN - SJC
2 stops24h 38mKorean Air
Deal found 9-10S$ 872
Mon 17-1107:05SJC - SIN
2 stops25h 05mKorean Air
Sun 23-1101:35SIN - SJC
2 stops27h 44mKorean Air
Deal found 9-10S$ 959
Tue 4-1108:45SJC - SIN
2 stops31h 15mUnited Airlines
Sat 15-1110:10SIN - SJC
2 stops39h 55mUnited Airlines
Deal found 8-10S$ 969

Cheap flight deals from San Francisco Bay Area to Singapore

Keep the following information in mind while searching for San Francisco Bay Area to Singapore flight deals. Data was last updated 10 October 2025.

Round-trip from

S$ 824

One-way from

S$ 440

Popular in

December

Cheapest in

September

Average price

S$ 985
Philippine Airlines
  • Philippine Airlines
  • 9-11-13-11
  • 2 total stops
  • 43h 50m total
  • San Francisco Bay Area to Singapore
Search Deals
United Airlines
  • United Airlines
  • 25-1
  • Nonstop
  • 17h 40m total
  • San Francisco Bay Area to Singapore
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (S$ 293 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (S$ 93 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from San Francisco Bay Area 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 200,618 searches. Data last updated 10 October 2025.
Use the filters below to find and compare flights from San Francisco Bay Area to Singapore that are best for you.

Fly from

San Francisco Bay Area

Fly to

Singapore

Route

Depart

Return

Price

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Wed 14-1

10:35-20:15

Nonstop17h 40m

Singapore Changi

Sun 1-2

22:20-21:15

Nonstop14h 55m

S$ 828

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Wed 14-1

10:35-20:15

Nonstop17h 40m

Singapore Changi

Mon 2-2

10:45-09:10

1 stop38h 25m

S$ 845

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sat 24-1

00:20-06:55

1 stop38h 35m

Singapore Changi

Mon 2-2

10:10-09:00

Nonstop14h 50m

S$ 845

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sun 1-2

10:15-06:55

1 stop28h 40m

Singapore Changi

Tue 17-2

10:10-09:05

Nonstop14h 55m

S$ 845

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Thu 15-1

07:25-00:55

2 stops25h 30m

Singapore Changi

Mon 2-2

22:20-21:15

Nonstop14h 55m

S$ 854

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Thu 15-1

07:25-00:55

2 stops25h 30m

Singapore Changi

Sun 1-2

06:35-09:15

1 stop18h 40m

S$ 871

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Wed 5-11

11:40-05:00

1 stop25h 20m

Singapore Changi

Fri 21-11

10:40-09:30

1 stop38h 50m

S$ 938

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Tue 4-11

11:40-05:00

1 stop25h 20m

Singapore Changi

Tue 11-11

10:40-09:30

1 stop38h 50m

S$ 938

San JoseSingapore

SJC - SIN

SJCSIN

San Jose

Wed 14-1

07:15-20:25

2 stops45h 10m

Singapore Changi

Tue 3-2

22:30-22:11

2 stops39h 41m

S$ 952

San JoseSingapore

SJC - SIN

SJCSIN

San Jose

Sun 8-3

07:15-00:10

2 stops25h 55m

Singapore Changi

Thu 12-3

10:40-22:11

2 stops26h 31m

S$ 952

Flights are sorted by cheapest return flights first.

Deals found on 8-10

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from San Francisco Bay Area to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from San Francisco Bay Area 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 Bay Area to Singapore

What is the cheapest month to book a flight from San Francisco Bay Area to Singapore?

Currently, February is the cheapest month in which you can book a flight from San Francisco Bay Area to Singapore (average of S$ 506). Flying from San Francisco Bay Area to Singapore in June is currently the most expensive (average of S$ 999). 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 XIH to SIN?

Find hourly flight availability from San Francisco Bay Area 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 10 October 2025.

A simple way to save on the total cost of your ticket is to fly from San Francisco Bay Area to Singapore in the morning. If you’re flexible enough to do this you can expect to save up to 45% on your trip compared to booking a flight in the afternoon.

Weekly flight availability from San Francisco Bay Area to Singapore

Explore weekly flight availability from San Francisco Bay Area 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 10 October 2025.

The most flights from zzXIH 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 10 October 2025.
Read through reviews of airlines operating flights from San Francisco Bay Area to Singapore, such as Singapore Airlines and United Airlines. 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.
Singapore Airlines
8.1
Very Good
1,378 reviews
Check prices

Comfort

8.0

Food

7.7

Boarding

8.2

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
Singapore Airlines
8.1
Very Good
1,378 reviews
Singapore Airlines
8.1
Very Good
1,378 reviews
Check prices

Comfort

8.0

Food

7.7

Boarding

8.2

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.
United Airlines
7.4
Good
8,970 reviews
Singapore Airlines
8.1
Very Good
1,378 reviews
Check prices

Comfort

8.0

Food

7.7

Boarding

8.2

Overall

8.1

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

BCN - SIN

Staff at Barcelona were fantastic, they helped me change a flight and nothing was any problem. Thank you Dina.

Related info for your journey

Find useful and relevant information for your journey from San Francisco Bay Area to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Singapore from San Francisco Bay Area?

    For a flight from San Francisco Bay Area to Singapore, you will be flying into Changi. Singapore Changi (SIN) is just 16.9 km from the centre of the city.

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

    This flight path from San Francisco Bay Area to Singapore Changi 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 San Francisco Bay Area to Singapore?

    Airlines like United Airlines, Delta, and Korean Air fly from San Francisco Bay Area to Singapore in about 17h 40m. The time it takes to get you to your destination can typically vary by up to 27h 30m. San Francisco Bay Area and Singapore are separated by a distance of 13572 km. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as S$ 440 on United Airlines. Other airlines that offer cheap prices include Delta from S$ 489 and Korean Air from S$ 511 one-way.

  • What are the most popular routes from San Francisco Bay Area to Singapore?

    Most travellers choose San Francisco - Singapore Changi, San Jose - Singapore Changi or Oakland - Singapore Changi when deciding on the best route from San Francisco Bay Area to Singapore.

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

    On average you can expect to pay S$ 1,380 for a flight from San Francisco Bay Area to Singapore. The cheapest flight overall is S$ 442 while the most popular route, (San Francisco - Singapore Changi) is currently priced at S$ 685.

  • Can I find deals for flights from San Francisco Bay Area to Singapore that include hotel bookings?

    Yes. In addition to deals on San Francisco Bay Area to Singapore flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from San Francisco Bay Area 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 Bay Area to Singapore.

  • Can I find deals for business class flights from San Francisco Bay Area to Singapore?

    Yes. Cheapflights offers flight deals from San Francisco Bay Area 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 Bay Area to Singapore?

    Currently, February is the cheapest month in which you can book a flight from San Francisco Bay Area to Singapore (average of S$ 506). Flying from San Francisco Bay Area to Singapore in June is currently the most expensive (average of S$ 999). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Francisco Bay Area to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Singapore flights
San Francisco to Singapore flights
Ontario to Singapore flights
San Jose to Singapore flights
Palm Springs to Singapore flights

Top 2 airlines flying from San Francisco Bay Area to Singapore

Discover the top 2 airlines that operate flights from San Francisco Bay Area 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 200,618 searches. Data last updated 10 October 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestS$ 977AverageS$ 1,135FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Singapore AirlinesCheapestS$ 1,022AverageS$ 1,333FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines 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 San Francisco Bay Area to Singapore?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco Bay Area to Singapore. 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 San Francisco Bay Area to Singapore?

Millions of users choose and trust Cheapflights to book the best flight deals from San Francisco Bay Area to Singapore 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 San Francisco Bay Area to Singapore with no change fees?

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

Can Cheapflights notify me if prices for flights from San Francisco Bay Area 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 Bay Area today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.