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Ontario

$478+ Cheap flights from Singapore to Ontario (ONT)

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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — ONT
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
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Cheap flight deals from Singapore to Ontario

Keep the following information in mind while searching for Singapore to Ontario flight deals. Data was last updated November 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$778
(oojo)

One-way from

$478
(Trip.com)

Popular in

January

Cheapest in

September

Average price

$925
Provider with most accurate pricing for Singapore Changi-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Singapore Changi-Los Angeles flights.
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From Singapore to Ontario
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One-way flight from Singapore to Ontario
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Highest demand for flights based on searches. 7% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Singapore to Ontario

Cheapest flights from Singapore to Ontario
Explore the most affordable flight options available from Singapore to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2025.

This oojo deal was found by Cheapflights users on 11/3. 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.
Mon 11/172:25 pmSIN - ONT
1 stop18h 25mChina Airlines
Mon 11/2410:50 pmONT - SIN
1 stop22h 15mChina Airlines
Deal found 11/3$779
This Jettzy deal was found by Cheapflights users on 11/4. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:25 pmSIN - ONT
1 stop18h 25mChina Airlines
Sat 11/1510:50 pmONT - SIN
1 stop22h 15mChina Airlines
Deal found 11/4$822
This Jettzy deal was found by Cheapflights users on 11/3. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:00 amSIN - ONT
1 stop30h 50mChina Airlines
Thu 12/410:50 pmONT - SIN
1 stop33h 50mChina Airlines
Deal found 11/3$824
This Vliegwinkel deal was found by Cheapflights users on 11/4. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:25 pmSIN - ONT
1 stop18h 25mChina Airlines
Wed 11/2610:50 pmONT - SIN
1 stop22h 15mChina Airlines
Deal found 11/4$825
This Mytrip deal was found by Cheapflights users on 11/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/202:00 amSIN - ONT
1 stop30h 50mChina Airlines
Sat 12/610:50 pmONT - SIN
1 stop33h 50mChina Airlines
Deal found 11/5$827
This flugladen.de deal was found by Cheapflights users on 11/4. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:00 amSIN - ONT
1 stop30h 50mChina Airlines
Sat 1/1010:50 pmONT - SIN
1 stop22h 15mChina Airlines
Deal found 11/4$836
This CheapTickets deal was found by Cheapflights users on 11/4. 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 11/192:00 amSIN - ONT
1 stop30h 50mChina Airlines
Fri 12/510:50 pmONT - SIN
1 stop22h 15mChina Airlines
Deal found 11/4$859

Cheapflights Fare Finder

 
Customize your flight search to find flights from Singapore to Ontario 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 November 5, 2025.
Use the filters below to find and compare flights from Singapore to Ontario that are best for you.

Fly from

Singapore

Fly to

Ontario

Route

Depart

Return

Price

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Mon 1/26

2:00 am-4:50 pm

1 stop30h 50m

Ontario

Mon 2/9

10:50 pm-12:40 am

1 stop33h 50m

$847

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Thu 3/12

2:25 pm-5:50 pm

1 stop18h 25m

Ontario

Mon 3/16

11:50 pm-12:40 am

1 stop33h 50m

$862

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Wed 12/3

2:25 pm-4:50 pm

1 stop18h 25m

Ontario

Wed 12/10

10:50 pm-12:40 am

1 stop33h 50m

$863

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Sun 1/18

2:00 am-4:50 pm

1 stop30h 50m

Ontario

Wed 1/21

10:50 pm-12:40 am

1 stop33h 50m

$864

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Fri 12/19

2:25 pm-4:50 pm

1 stop18h 25m

Ontario

Mon 12/29

10:50 pm-12:40 am

1 stop33h 50m

$864

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Sat 12/20

2:00 am-4:50 pm

1 stop30h 50m

Ontario

Mon 12/29

10:50 pm-1:05 pm

1 stop22h 15m

$864

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Fri 3/27

2:25 pm-5:50 pm

1 stop18h 25m

$509

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Thu 4/16

2:00 am-6:00 pm

1 stop31h 00m

$512

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Wed 1/28

2:25 pm-4:50 pm

1 stop18h 25m

$513

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Tue 2/17

2:25 pm-4:50 pm

1 stop18h 25m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 15 results
1
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Best time to book a flight from Singapore to Ontario

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

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

Currently, March is the cheapest month in which you can book a flight from Singapore to Ontario (average of $526). Flying from Singapore to Ontario in January is currently the most expensive (average of $810). 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.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Ontario. 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 Ontario from Singapore?

    Most people fly into Ontario (ONT) if they book a flight to Ontario from Singapore. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • How long is the flight from Singapore to Ontario?

    For as low as $847, China Airlines can have you in Ontario from Singapore in 30h 50m. The distance from Singapore to Ontario is about 8791 mi.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Singapore to Ontario (average of $526). Flying from Singapore to Ontario in January is currently the most expensive (average of $810). 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

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