HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Singapore

$363+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SIN
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from California to Singapore with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 July 27, 2026.

This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/711:10 am
SFO
-
SIN
Nonstop16h 25m
United Airlines
Mon 9/148:35 pm
SIN
-
SFO
Nonstop15h 30m
United Airlines
Deal found 7/27$696
This United Airlines deal was found by Cheapflights users on 7/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/211:10 am
SFO
-
SIN
Nonstop16h 25m
United Airlines
Tue 8/188:45 am
SIN
-
SFO
Nonstop15h 45m
United Airlines
Deal found 7/26$697
This oojo deal was found by Cheapflights users on 7/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2211:45 am
SFO
-
SIN
Nonstop16h 25m
Singapore Airlines
Wed 11/119:15 am
SIN
-
SFO
Nonstop14h 35m
Singapore Airlines
Deal found 7/22$698
This SmartFares deal was found by Cheapflights users on 7/24. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/61:10 am
SFO
-
SIN
1 stop25h 05m
ANA
Mon 9/1411:05 am
SIN
-
SFO
2 stops37h 23m
ANA
Deal found 7/24$699
This oojo deal was found by Cheapflights users on 7/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1411:45 am
SFO
-
SIN
Nonstop16h 25m
Singapore Airlines
Sat 10/249:05 am
SIN
-
SFO
Nonstop15h 45m
Singapore Airlines
Deal found 7/22$700
This Kissandfly.com deal was found by Cheapflights users on 7/26. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:50 am
SFO
-
SIN
Nonstop16h 45m
Lufthansa
Wed 9/168:45 am
SIN
-
SFO
Nonstop15h 30m
Lufthansa
Deal found 7/26$703
This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/61:10 am
SFO
-
SIN
1 stop38h 30m
United Airlines
Wed 9/308:35 pm
SIN
-
SFO
Nonstop15h 30m
United Airlines
Deal found 7/27$705
This United Airlines deal was found by Cheapflights users on 7/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/310:40 am
SFO
-
SIN
Nonstop17h 35m
United Airlines
Thu 11/1210:45 am
SIN
-
SFO
1 stop20h 35m
United Airlines
Deal found 7/26$707
This United Airlines deal was found by Cheapflights users on 7/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:15 pm
SFO
-
SIN
1 stop20h 05m
United Airlines
Sun 9/138:35 pm
SIN
-
SFO
Nonstop15h 30m
United Airlines
Deal found 7/24$708
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/611:10 am
SFO
-
SIN
Nonstop16h 25m
United Airlines
Fri 8/2111:05 am
SIN
-
SFO
2 stops26h 50m
United Airlines
Deal found 7/25$709
This United Airlines deal was found by Cheapflights users on 7/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:25 am
SFO
-
SIN
2 stops32h 30m
United Airlines
Thu 11/1210:10 am
SIN
-
SFO
Nonstop15h 05m
United Airlines
Deal found 7/26$710
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/611:10 am
SFO
-
SIN
Nonstop16h 25m
United Airlines
Sat 8/226:15 am
SIN
-
SFO
2 stops23h 37m
United Airlines
Deal found 7/25$711

Find flight deals from California to Singapore

Keep the following information in mind while searching for California to Singapore flight deals. Data was last updated July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$696
(United Airlines)

One-way from

$363
(oojo)

Popular in

December

Cheapest in

August

Average price

$1,133

Good round-trip deal

$777 or less

Good one-way deal

$392 or less
Provider with most accurate pricing for Los Angeles-Singapore Changi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Singapore Changi flights.
Search Deals
From California to Singapore Changi
Search Deals
One-way flight from California to Singapore Changi
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($140 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from California to Singapore Changi.
Search Deals
Price to beat on a one-way flight from California to Singapore Changi.
Search Deals

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 July 27, 2026.
Use the filters below to find and compare flights from California to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Thu 8/13

10:50 pm-6:15 am

Nonstop16h 25m

Singapore Changi

Tue 9/1

8:35 pm-9:20 pm

Nonstop15h 45m

$696

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Tue 10/13

1:10 am-6:40 am

1 stop38h 30m

Singapore Changi

Tue 11/17

10:10 am-9:15 am

Nonstop15h 05m

$705

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Wed 10/28

11:40 am-8:15 pm

Nonstop17h 35m

Singapore Changi

Wed 11/11

10:45 am-3:20 pm

1 stop20h 35m

$707

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Wed 10/7

10:50 am-6:35 pm

Nonstop16h 45m

Singapore Changi

Mon 10/12

6:15 am-10:30 am

1 stop19h 15m

$708

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Tue 9/15

10:50 am-6:35 pm

Nonstop16h 45m

Singapore Changi

Fri 9/25

6:15 am-10:30 am

1 stop19h 15m

$708

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 8/24

12:40 pm-12:45 am

1 stop21h 05m

Singapore Changi

Mon 8/31

8:45 am-9:30 am

Nonstop15h 45m

$708

San FranciscoSingapore

SFO - SIN

SFOSIN

San Francisco

Mon 9/21

12:29 pm-6:40 am

2 stops27h 11m

Singapore Changi

Wed 10/7

8:45 am-9:15 am

Nonstop15h 30m

$710

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Mon 11/16

11:30 pm-9:55 pm

1 stop30h 25m

Singapore Changi

Tue 12/1

11:10 pm-6:50 am

1 stop23h 40m

$823

Los AngelesSingapore

LAX - SIN

LAXSIN

Los Angeles

Thu 8/6

12:30 pm-2:25 am

1 stop22h 55m

Singapore Changi

Mon 9/7

12:40 pm-10:05 am

3 stops60h 25m

$826

OntarioSingapore

ONT - SIN

ONTSIN

Ontario

Thu 8/20

6:20 am-5:00 am

2 stops31h 40m

Singapore Changi

Thu 9/17

7:30 am-10:40 pm

2 stops30h 10m

$834

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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, September is the cheapest month in which you can book a flight from California to Singapore (average of $730). Flying from California to Singapore in December is currently the most expensive (average of $1,498). 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 July 27, 2026.

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 July 27, 2026.

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).

How much does it cost to fly round-trip from California to Singapore?

Airfare is typical for this route at the moment.
California to Singapore flights typically cost between $649 and $882 in November.
The cheapest round-trip price found within the last 5 days was $788 on United Airlines (Nov 21-Dec 2).

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

The best time to book flights from California to Singapore is 69 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.

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 640 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 16h 25m. Fly via United Airlines, Singapore Airlines, or ANA 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 Singapore Airlines, which is currently one of the cheapest options available, starting at $270. Philippine Airlines flights start at $288 while deals on Japan Airlines start at $290 one-way.

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

    While some choose either San Francisco - Singapore Changi or Ontario - 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 $434. On average you can expect to pay $2,443. The most popular route, (Los Angeles - Singapore Changi), can usually be booked for $656.

  • 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, September is the cheapest month in which you can book a flight from California to Singapore (average of $730). Flying from California to Singapore in December is currently the most expensive (average of $1,498). 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.

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 July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$170Average$625FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$387Average$1,293FlexibilityNo cancel feeOn-time67%
China AirlinesCheapest$507Average$1,837FlexibilityNo cancel feeOn-time70%
Singapore AirlinesCheapest$526Average$935FlexibilityNo cancel feeOn-time81%
China EasternCheapest$545Average$890FlexibilityNo cancel feeOn-time62%
Japan AirlinesCheapest$575Average$1,065FlexibilityNo cancel feeOn-time79%
Air IndiaCheapest$579Average$800FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$592Average$748FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$621Average$973FlexibilityNo cancel feeOn-time69%
XiamenAirCheapest$627Average$1,758FlexibilityNo cancel feeOn-time49%

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.