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$339+ Cheap flights from California to Singapore (SIN)

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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SIN
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from California to Singapore

Keep the following information in mind while searching for California to Singapore flight deals. Data was last updated September 16, 2025.

Round-trip from

$613
(IEagle)

One-way from

$339
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$791

Good round-trip deal

$664 or less

Good one-way deal

$327 or less
From California to Singapore Changi
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One-way flight from California to Singapore Changi
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Highest demand for flights based on searches. 13% potential increase in price ($153 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from California to Singapore Changi.
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Price to beat on a one-way flight from California to Singapore Changi.
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Find flight deals from California to Singapore

Cheapest flights from California to Singapore
Explore the most affordable flight options available from California to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This IEagle deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1010:30 pmSFO - SIN
2 stops28h 35mAir India
Mon 11/2411:00 pmSIN - SFO
1 stop23h 45mAir India
Deal found 9/14$613
This IEagle deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/310:30 pmSFO - SIN
1 stop28h 35mAir India
Sun 11/168:30 pmSIN - SFO
1 stop26h 15mAir India
Deal found 9/15$614
This CrystalTravel deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/511:55 pmSFO - SIN
1 stop28h 00mPhilippine Airlines
Thu 10/910:25 amSIN - SFO
1 stop25h 25mPhilippine Airlines
Deal found 9/14$615
This Cheapflightsfares deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/711:55 pmSFO - SIN
1 stop22h 25mPhilippine Airlines
Tue 10/1410:25 amSIN - SFO
1 stop25h 25mPhilippine Airlines
Deal found 9/13$618
This ScholarTrip deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ScholarTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2011:30 amSFO - SIN
Nonstop16h 40mSingapore Airlines
Wed 10/299:15 amSIN - SFO
Nonstop14h 35mSingapore Airlines
Deal found 9/14$619
This CheapTickets deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2910:40 amSFO - SIN
Nonstop17h 25mSingapore Airlines
Wed 11/59:15 amSIN - SFO
Nonstop14h 35mSingapore Airlines
Deal found 9/14$623
This CrystalTravel deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1110:30 pmSFO - SIN
1 stop28h 40mPhilippine Airlines
Tue 11/252:10 pmSIN - SFO
1 stop21h 20mPhilippine Airlines
Deal found 9/15$626
This FlightHub deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1511:30 amSFO - SIN
Nonstop16h 40mSingapore Airlines
Fri 10/249:15 amSIN - SFO
Nonstop15h 25mSingapore Airlines
Deal found 9/14$627
This Trip.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/711:55 pmSFO - SIN
1 stop22h 25mPhilippine Airlines
Wed 10/152:35 pmSIN - SFO
1 stop21h 15mPhilippine Airlines
Deal found 9/15$628
This CrystalTravel deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2111:55 pmSFO - SIN
1 stop28h 00mPhilippine Airlines
Mon 9/292:35 pmSIN - SFO
1 stop21h 15mPhilippine Airlines
Deal found 9/14$629
This Flightnetwork deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:55 pmSFO - SIN
1 stop28h 00mPhilippine Airlines
Sat 10/48:00 pmSIN - SFO
1 stop39h 50mPhilippine Airlines
Deal found 9/15$630
This CrystalTravel deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2512:50 pmLAX - SIN
1 stop19h 50mPhilippine Airlines
Mon 11/2412:40 amSIN - LAX
1 stop23h 15mPhilippine Airlines
Deal found 9/13$654

Cheapflights Fare Finder

 
Customize your flight search to find flights from California 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 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from California to Singapore that are best for you.

Fly from

California

Fly to

Singapore

Route

Depart

Return

Price

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sun 2/1

10:35 pm-8:00 am

Nonstop17h 25m

Singapore Changi

Tue 2/17

10:10 am-9:05 am

Nonstop14h 55m

$641

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Fri 9/26

10:45 am-6:25 pm

Nonstop16h 40m

Singapore Changi

Thu 10/2

11:20 am-9:30 am

1 stop37h 10m

$651

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 1/19

10:35 am-8:15 pm

Nonstop17h 40m

Singapore Changi

Fri 1/23

10:45 am-11:12 pm

2 stops28h 27m

$661

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Sun 1/25

12:20 am-6:55 am

1 stop38h 35m

Singapore Changi

Sun 2/8

10:45 am-3:20 pm

1 stop20h 35m

$661

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Wed 10/29

8:40 am-7:00 am

2 stops31h 20m

Singapore Changi

Thu 11/20

10:20 pm-12:30 am

1 stop18h 10m

$706

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Wed 1/28

7:25 am-8:15 pm

1 stop20h 50m

Singapore Changi

Wed 3/18

10:10 am-12:24 am

1 stop29h 14m

$712

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Wed 10/29

4:10 pm-7:00 am

1 stop23h 50m

Singapore Changi

Wed 11/5

6:35 am-2:56 pm

2 stops24h 21m

$715

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Tue 11/25

10:50 pm-12:10 am

1 stop33h 20m

Singapore Changi

Thu 12/4

10:40 am-1:40 pm

1 stop19h 00m

$723

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Sat 10/4

12:40 pm-5:00 am

1 stop25h 20m

Singapore Changi

Fri 11/7

10:40 am-1:40 pm

1 stop19h 00m

$723

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Tue 12/2

10:50 pm-8:25 pm

1 stop29h 35m

Singapore Changi

Mon 12/15

1:35 am-8:30 am

1 stop22h 55m

$723

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 results
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Best time to book a flight from California to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from California 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 California to Singapore

What is the cheapest month to book a flight from California to Singapore?

Currently, October is the cheapest month in which you can book a flight from California to Singapore (average of $1,002). Flying from California to Singapore in December is currently the most expensive (average of $1,665). 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 CA to SIN?

Find hourly flight availability from California 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 September 16, 2025.

When flying from California to Singapore, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from California to Singapore

Explore weekly flight availability from California 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 September 16, 2025.

The most flights from USCA to SIN are scheduled on a Wednesday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Related info for your journey

Find useful and relevant information for your journey from California 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 California?

    Singapore Changi (SIN), located 10.5 mi from the city center, is the airport you fly into when you book flights from California to Singapore.

  • How popular is this California to Singapore flight route?

    The California to Singapore Changi flight path was viewed by 592 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 California to Singapore?

    There are many flights that can get you from California to Singapore in 17h 25m. Fly via United Airlines, Korean Air, or Delta to get the fastest option. There are 8433 mi between California and Singapore. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $339. American Airlines flights start at $351 while deals on Delta start at $377 one-way.

  • What are the most popular routes from California to Singapore?

    While some choose either San Francisco - Singapore Changi or San Jose - Singapore Changi, Los Angeles - Singapore Changi is the most popular route from California to Singapore.

  • What are the cheapest flights from California to Singapore?

    The cheapest flight price from California to Singapore is $293. On average you can expect to pay $2,071. The most popular route, (Los Angeles - Singapore Changi), can usually be booked for $615.

  • Can I find deals for flights from California to Singapore that include hotel bookings?

    Yes. In addition to deals on California to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from California to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from California to Singapore.

  • Can I find deals for business class flights from California to Singapore?

    Yes. Cheapflights offers flight deals from California 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 California to Singapore?

    Currently, October is the cheapest month in which you can book a flight from California to Singapore (average of $1,002). Flying from California to Singapore in December is currently the most expensive (average of $1,665). 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 California to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from California to Singapore

Discover the top 10 airlines that operate flights from California 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 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$490Average$894FlexibilityNo cancel feeOn-time71%
China AirlinesCheapest$547Average$1,266FlexibilityNo cancel feeOn-time70%
China SouthernCheapest$550Average$626FlexibilityNo cancel feeOn-time69%
China EasternCheapest$582Average$783FlexibilityNo cancel feeOn-time62%
Air IndiaCheapest$588Average$671FlexibilityNo cancel feeOn-timeN/A
Philippine AirlinesCheapest$602Average$746FlexibilityNo cancel feeOn-time60%
Singapore AirlinesCheapest$605Average$1,160FlexibilityNo cancel feeOn-time81%
XiamenAirCheapest$640Average$819FlexibilityNo cancel feeOn-time49%
ANACheapest$654Average$1,024FlexibilityNo cancel feeOn-time80%
Asiana AirlinesCheapest$654Average$725FlexibilityNo cancel feeOn-time76%

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