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Ontario

$557+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — ONT
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$875
(China Airlines)

One-way from

$557
(Mytrip)

Popular in

July

Cheapest in

April

Average price

$1,078
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. 6% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This China Airlines deal was found by Cheapflights users on 6/30. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/262:00 amSIN - ONT
1 stop31h 40mChina Airlines
Wed 7/3012:45 amONT - SIN
1 stop32h 50mChina Airlines
Deal found 6/30$875
This Booking.com deal was found by Cheapflights users on 7/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/82:00 pmSIN - ONT
1 stop18h 05mSTARLUX Airlines
Mon 9/1511:10 pmONT - SIN
1 stop22h 30mSTARLUX Airlines
Deal found 7/2$940
This Mytrip deal was found by Cheapflights users on 7/2. 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.
Tue 9/211:00 amSIN - ONT
2 stops22h 40mMultiple Airlines
Sat 9/612:45 amONT - SIN
2 stops31h 35mMultiple Airlines
Deal found 7/2$976
This United Airlines deal was found by Cheapflights users on 7/2. 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 9/28:45 amSIN - ONT
1 stop26h 48mUnited Airlines
Sun 9/76:50 pmONT - SIN
1 stop20h 25mUnited Airlines
Deal found 7/2$1,022

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 July 3, 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

Sat 7/26

2:00 am-6:40 pm

1 stop31h 40m

Ontario

Wed 7/30

12:45 am-12:35 am

1 stop32h 50m

$875

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Mon 9/8

2:00 pm-5:05 pm

1 stop18h 05m

Ontario

Mon 9/15

11:10 pm-12:40 pm

1 stop22h 30m

$940

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Tue 9/2

11:00 am-6:40 pm

2 stops22h 40m

Ontario

Sat 9/6

12:45 am-11:20 pm

2 stops31h 35m

$976

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Tue 9/2

8:45 am-8:33 pm

1 stop26h 48m

Ontario

Sun 9/7

6:50 pm-6:15 am

1 stop20h 25m

$1,022

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Tue 8/19

1:10 am-5:40 pm

2 stops31h 30m

$557

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Tue 7/15

2:00 am-6:40 pm

1 stop31h 40m

$567

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Thu 9/11

9:10 am-5:37 pm

2 stops23h 27m

$782

SingaporeOntario

SIN - ONT

SINONT

Singapore Changi

Tue 7/29

8:45 am-5:25 pm

2 stops23h 40m

$921

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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, August is the cheapest month in which you can book a flight from Singapore to Ontario (average of $246). Flying from Singapore to Ontario in March is currently the most expensive (average of $328). 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.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated July 3, 2025.
Peruse reviews from past customers who have flown with STARLUX Airlines, China Airlines, and United Airlines from Singapore to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.0
Wonderful
188 reviews

Entertainment

9.0

Crew

9.3

Food

8.9

Comfort

9.0

Boarding

9.0

Overall

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful
188 reviews
STARLUX Airlines
9.0
Wonderful
188 reviews

Entertainment

9.0

Crew

9.3

Food

8.9

Comfort

9.0

Boarding

9.0

Overall

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very good
744 reviews
STARLUX Airlines
9.0
Wonderful
188 reviews

Entertainment

9.0

Crew

9.3

Food

8.9

Comfort

9.0

Boarding

9.0

Overall

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
United Airlines
7.4
Good
8,861 reviews
STARLUX Airlines
9.0
Wonderful
188 reviews

Entertainment

9.0

Crew

9.3

Food

8.9

Comfort

9.0

Boarding

9.0

Overall

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Air Canada
7.1
Good
9,681 reviews
STARLUX Airlines
9.0
Wonderful
188 reviews

Entertainment

9.0

Crew

9.3

Food

8.9

Comfort

9.0

Boarding

9.0

Overall

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

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.

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

    The cheapest airlines for a one-way flight from Singapore to Ontario are China Airlines ($567), Air Canada ($782), and United Airlines ($921).

  • 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, August is the cheapest month in which you can book a flight from Singapore to Ontario (average of $246). Flying from Singapore to Ontario in March is currently the most expensive (average of $328). 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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