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Cheap flights from Ontario to Southeast Asia from C$ 577

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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BKK
28 Aug — 4 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Southeast Asia
Explore the most affordable flight options available from Ontario to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2026.

Fri 6/111:30 p.m.
YYZ
-
BKK
2 stops40h 55m
Philippine Airlines
Fri 4/1211:40 p.m.
BKK
-
YYZ
1 stop34h 20m
Philippine Airlines
Deal found 27/7C$ 1,395
Mon 21/94:15 p.m.
YYZ
-
BKK
2 stops32h 00m
Multiple Airlines
Mon 5/102:00 p.m.
BKK
-
YYZ
2 stops36h 00m
Multiple Airlines
Deal found 29/7C$ 1,398
Wed 29/71:40 a.m.
YYZ
-
BKK
1 stop29h 50m
Multiple Airlines
Wed 5/85:15 p.m.
BKK
-
YYZ
1 stop39h 20m
Multiple Airlines
Deal found 28/7C$ 1,401
Mon 7/98:15 a.m.
YYZ
-
BKK
2 stops28h 20m
Multiple Airlines
Mon 21/99:50 a.m.
BKK
-
YYZ
2 stops34h 10m
Multiple Airlines
Deal found 28/7C$ 1,404
Wed 26/811:23 a.m.
YUL
-
MNL
2 stops30h 32m
United Airlines
Wed 23/98:40 a.m.
MNL
-
YUL
2 stops23h 05m
United Airlines
Deal found 27/7C$ 1,404
Fri 20/111:30 p.m.
YYZ
-
BKK
2 stops45h 15m
Philippine Airlines
Fri 18/1211:40 p.m.
BKK
-
YYZ
2 stops33h 15m
Philippine Airlines
Deal found 29/7C$ 1,405
Mon 21/96:10 a.m.
YUL
-
MNL
2 stops43h 20m
ANA
Fri 16/109:10 a.m.
MNL
-
YUL
2 stops44h 20m
ANA
Deal found 24/7C$ 1,405
Thu 10/96:35 p.m.
YYZ
-
BKK
2 stops36h 55m
Philippine Airlines
Fri 16/101:25 p.m.
BKK
-
YYZ
2 stops27h 45m
Philippine Airlines
Deal found 29/7C$ 1,407
Fri 6/114:45 p.m.
YUL
-
MNL
2 stops39h 25m
United Airlines
Wed 25/1111:25 p.m.
MNL
-
YUL
2 stops27h 35m
United Airlines
Deal found 28/7C$ 1,407
Thu 17/99:45 a.m.
YUL
-
MNL
2 stops32h 10m
United Airlines
Tue 27/1011:25 p.m.
MNL
-
YUL
2 stops26h 35m
United Airlines
Deal found 26/7C$ 1,408
Mon 7/94:15 p.m.
YYZ
-
BKK
2 stops32h 55m
Philippine Airlines
Thu 15/107:30 p.m.
BKK
-
YYZ
2 stops45h 40m
Philippine Airlines
Deal found 29/7C$ 1,409
Sun 20/96:35 p.m.
YUL
-
MNL
1 stop23h 20m
United Airlines
Fri 16/108:40 a.m.
MNL
-
YUL
1 stop35h 36m
United Airlines
Deal found 24/7C$ 1,409

Find flight deals from Ontario to Southeast Asia

Keep the following information in mind while searching for Ontario to Southeast Asia flight deals. Data was last updated 29 July 2026.

Round-trip from

C$ 1,393

One-way from

C$ 577

Popular in

December

Cheapest in

September

Average price

C$ 1,992
Philippine Airlines
  • Philippine Airlines
  • 27/11-11/12
  • 3 total stops
  • 78h 30m total
  • Ontario to Southeast Asia
Search Deals
12/11
  • 12/11
  • 2 total stops
  • 53h 20m total
  • Ontario to Southeast Asia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 193 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 87 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Southeast Asia 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 629,999 searches. Data last updated 29 July 2026.
Use the filters below to find and compare flights from Ontario to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealManila

YUL - MNL

YULMNL

Montreal Pierre Elliott Trudeau Intl

Fri 6/11

2:13 p.m.-9:10 p.m.

2 stops41h 57m

Manila Ninoy Aquino Intl

Mon 23/11

11:25 p.m.-1:28 p.m.

2 stops27h 03m

C$ 1,407

MontrealManila

YUL - MNL

YULMNL

Montreal Pierre Elliott Trudeau Intl

Sat 5/9

4:55 p.m.-5:55 a.m.

2 stops49h 00m

Manila Ninoy Aquino Intl

Fri 25/9

9:20 p.m.-10:40 a.m.

2 stops25h 20m

C$ 1,408

MontrealManila

YUL - MNL

YULMNL

Montreal Pierre Elliott Trudeau Intl

Tue 3/11

9:15 a.m.-6:50 a.m.

2 stops32h 35m

Manila Ninoy Aquino Intl

Sun 22/11

11:25 p.m.-2:00 p.m.

2 stops27h 35m

C$ 1,408

MontrealManila

YUL - MNL

YULMNL

Montreal Pierre Elliott Trudeau Intl

Wed 4/11

6:00 a.m.-9:10 p.m.

2 stops26h 10m

Manila Ninoy Aquino Intl

Fri 27/11

9:55 a.m.-9:17 p.m.

2 stops24h 22m

C$ 1,408

MontrealManila

YUL - MNL

YULMNL

Montreal Pierre Elliott Trudeau Intl

Wed 21/10

6:35 p.m.-5:55 a.m.

1 stop23h 20m

Manila Ninoy Aquino Intl

Fri 13/11

11:25 p.m.-1:28 p.m.

2 stops27h 03m

C$ 1,422

TorontoManila

YYZ - MNL

YYZMNL

Toronto Pearson Intl

Tue 6/10

3:53 p.m.-5:55 a.m.

2 stops50h 02m

Manila Ninoy Aquino Intl

Fri 6/11

9:55 a.m.-7:30 a.m.

1 stop34h 35m

C$ 1,463

MontrealManila

YUL - MNL

YULMNL

Montreal Pierre Elliott Trudeau Intl

Sat 19/9

6:35 p.m.-5:55 a.m.

1 stop23h 20m

Manila Ninoy Aquino Intl

Wed 14/10

8:40 a.m.-5:30 p.m.

2 stops44h 50m

C$ 1,465

TorontoManila

YYZ - MNL

YYZMNL

Toronto Pearson Intl

Sat 10/10

3:53 p.m.-5:55 a.m.

2 stops50h 02m

Manila Ninoy Aquino Intl

Sat 7/11

9:55 a.m.-7:30 a.m.

1 stop34h 35m

C$ 1,465

TorontoBangkok

YTZ - BKK

YTZBKK

Toronto Island

Mon 7/9

4:55 p.m.-6:20 a.m.

2 stops26h 25m

Bangkok Suvarnabhumi

Mon 28/9

8:00 p.m.-12:55 p.m.

2 stops27h 55m

C$ 1,535

TorontoBangkok

YYZ - BKK

YYZBKK

Toronto Pearson Intl

Sat 7/11

6:45 p.m.-10:45 p.m.

2 stops40h 00m

Bangkok Suvarnabhumi

Mon 8/3

7:30 p.m.-5:10 a.m.

2 stops45h 40m

C$ 1,539

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Southeast Asia

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

What is the cheapest month to book a flight from Region of Ontario to Southeast Asia?

Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Southeast Asia (average of C$ 1,465). Flying from Region of Ontario to Southeast Asia in December is currently the most expensive (average of C$ 2,318). 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 ON to YJX?

Find hourly flight availability from Ontario to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 July 2026.

One of the essential ways to save on airfare from Region of Ontario to Southeast Asia is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 72% on airfare.

How far ahead should I book a flight from Region of Ontario to Southeast Asia?

The price you pay for your flight from Region of Ontario to Southeast Asia may vary depending on when you book. For the best chance of a lower fare, look to book 76 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Southeast Asia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Region of Ontario to Southeast Asia?

    Airlines like United Airlines, Philippine Airlines, and Etihad Airways fly from Region of Ontario to Southeast Asia in about 23h 15m. The time it takes to get you to your destination can typically vary by up to 18h 42m. Airlines will cover a distance of 13626 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Region of Ontario to Southeast Asia one-way?

    One-way options have recently been found by users for as low as C$ 488 on Philippine Airlines. Other airlines that offer cheap prices include United Airlines from C$ 528 and Singapore Airlines from C$ 537 one-way.

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

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

  • How can I find direct flights from Ontario to Southeast Asia?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Southeast Asia 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 Region of Ontario to Southeast Asia?

    Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Southeast Asia (average of C$ 1,465). Flying from Region of Ontario to Southeast Asia in December is currently the most expensive (average of C$ 2,318). 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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Alternative routes for Ontario to Southeast Asia

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

Discover the top 10 airlines that operate flights from Ontario to Southeast Asia. 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 629,999 searches. Data last updated 29 July 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 640AverageC$ 1,251FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air ChinaCheapestC$ 855AverageC$ 1,566FlexibilityNo cancel feeOn-time67%
Search Air China flights
CondorCheapestC$ 876AverageC$ 1,256FlexibilityNo cancel feeOn-time76%
Search Condor flights
Thai AirwaysCheapestC$ 966AverageC$ 2,450FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Japan AirlinesCheapestC$ 1,006AverageC$ 1,384FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
ANACheapestC$ 1,017AverageC$ 1,534FlexibilityNo cancel feeOn-time80%
Search ANA flights
Singapore AirlinesCheapestC$ 1,112AverageC$ 1,593FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
SAUDIACheapestC$ 1,166AverageC$ 1,444FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
Asiana AirlinesCheapestC$ 1,196AverageC$ 1,696FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Etihad AirwaysCheapestC$ 1,228AverageC$ 1,679FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Southeast Asia?

Cheapflights makes it easy to find Ontario to Southeast Asia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Southeast Asia?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Southeast Asia from Ontario.

Can Cheapflights find flights from Ontario to Southeast Asia with no change fees?

Certainly. Search results for flights to Southeast Asia from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to Southeast Asia become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Southeast Asia from Ontario today and book when prices fit your budget.

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