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Cheap flights from Ontario to Southeast Asia from C$ 643

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 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BKK
6 Apr — 13 Apr1
1 adult

Cheap 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 1 April 2025.

Round-trip from

C$ 1,352

One-way from

C$ 643

Popular in

December

Cheapest in

September

Average price

C$ 1,783
3/4-12/5
  • 3/4-12/5
  • 3 total stops
  • 75h 58m total
  • Ontario to Southeast Asia
13/5
  • 13/5
  • 2 total stops
  • 43h 40m total
  • Ontario to Southeast Asia
Highest demand for flights based on searches. 7% potential increase in price (C$ 235 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease (C$ 88 potential savings vs. average RT price).
Average for round-trip flights in April 2025

Find flight deals from Ontario to Southeast Asia

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 1 April 2025.

Sun 18/510:20 p.m.YYZ - BKK
3 stops35h 05mMultiple Airlines
Tue 3/612:15 p.m.BKK - YYZ
2 stops29h 45mMultiple Airlines
Deal found 30/3C$ 1,356
Mon 8/91:15 a.m.YYZ - BKK
1 stop28h 40mAir India
Tue 23/95:55 p.m.BKK - YYZ
1 stop25h 50mAir India
Deal found 31/3C$ 1,358
Tue 1/410:30 a.m.YYZ - KUL
2 stops43h 25mJapan Airlines
Tue 8/410:50 p.m.KUL - YYZ
2 stops53h 35mJapan Airlines
Deal found 31/3C$ 1,359
Tue 9/97:00 a.m.YYZ - BKK
2 stops29h 55mAir Canada
Wed 1/109:35 p.m.BKK - YYZ
1 stop31h 00mAir Canada
Deal found 31/3C$ 1,362
Sun 6/47:15 a.m.YYZ - BKK
2 stops35h 35mAmerican Airlines
Mon 12/58:05 a.m.BKK - YYZ
2 stops45h 30mAmerican Airlines
Deal found 31/3C$ 1,365
Fri 31/1012:00 p.m.YYZ - KUL
2 stops30h 45mMultiple Airlines
Fri 14/118:00 a.m.KUL - YYZ
2 stops27h 47mMultiple Airlines
Deal found 31/3C$ 1,366
Sun 14/97:20 a.m.YYZ - BKK
2 stops34h 15mUnited Airlines
Tue 21/109:35 a.m.BKK - YYZ
2 stops33h 00mUnited Airlines
Deal found 31/3C$ 1,368
Tue 6/56:15 p.m.YYZ - BKK
1 stop28h 00mAir France
Wed 10/1210:10 a.m.BKK - YYZ
1 stop23h 10mAir France
Deal found 31/3C$ 1,369
Fri 5/91:00 p.m.YYZ - KUL
2 stops29h 00mANA
Tue 16/97:15 a.m.KUL - YYZ
2 stops28h 16mANA
Deal found 31/3C$ 1,369
Tue 28/107:00 a.m.YYZ - KUL
2 stops43h 00mUnited Airlines
Fri 28/116:40 p.m.KUL - YYZ
2 stops25h 20mUnited Airlines
Deal found 31/3C$ 1,376
Sun 18/53:40 p.m.YYZ - BKK
1 stop21h 15mEtihad Airways
Mon 2/62:55 a.m.BKK - YYZ
1 stop40h 35mEtihad Airways
Deal found 30/3C$ 1,379
Wed 17/912:30 p.m.YYZ - BKK
1 stop23h 55mKorean Air
Mon 15/129:40 a.m.BKK - YYZ
2 stops26h 59mKorean Air
Deal found 31/3C$ 1,399

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 1 April 2025.
Use the filters below to find and compare flights from Ontario to Southeast Asia that are best for you.

Fly from

Ontario

Fly to

Southeast Asia

Route

Depart

Return

Price

TorontoBangkok

YYZ - BKK

YYZBKK

Toronto Pearson Intl

Thu 3/4

12:15 p.m.-8:25 p.m.

1 stop21h 10m

Bangkok Suvarnabhumi

Mon 12/5

1:15 a.m.-9:03 p.m.

2 stops54h 48m

C$ 1,352

TorontoKuala Lumpur

YYZ - KUL

YYZKUL

Toronto Pearson Intl

Tue 2/9

1:15 a.m.-8:55 p.m.

1 stop31h 40m

Kuala Lumpur Intl

Wed 5/11

8:05 a.m.-7:35 p.m.

1 stop24h 30m

C$ 1,359

TorontoBangkok

YYZ - BKK

YYZBKK

Toronto Pearson Intl

Tue 8/4

1:15 a.m.-4:55 p.m.

1 stop28h 40m

Bangkok Suvarnabhumi

Wed 25/6

8:40 a.m.-9:15 p.m.

1 stop23h 35m

C$ 1,368

TorontoBangkok

YYZ - BKK

YYZBKK

Toronto Pearson Intl

Tue 6/5

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

1 stop28h 00m

Bangkok Suvarnabhumi

Wed 10/12

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

1 stop23h 10m

C$ 1,369

TorontoKuala Lumpur

YYZ - KUL

YYZKUL

Toronto Pearson Intl

Fri 5/9

1:00 p.m.-6:00 a.m.

2 stops29h 00m

Kuala Lumpur Intl

Tue 16/9

7:15 a.m.-11:31 p.m.

2 stops28h 16m

C$ 1,369

TorontoKuala Lumpur

YYZ - KUL

YYZKUL

Toronto Pearson Intl

Wed 3/9

7:00 a.m.-11:55 p.m.

2 stops28h 55m

Kuala Lumpur Intl

Wed 5/11

11:15 p.m.-7:30 p.m.

1 stop33h 15m

C$ 1,374

TorontoBangkok

YYZ - BKK

YYZBKK

Toronto Pearson Intl

Tue 6/5

3:40 p.m.-11:55 p.m.

1 stop21h 15m

Bangkok Suvarnabhumi

Mon 2/6

2:55 a.m.-8:30 a.m.

1 stop40h 35m

C$ 1,394

TorontoBangkok

YYZ - BKK

YYZBKK

Toronto Pearson Intl

Thu 3/4

6:30 a.m.-11:55 p.m.

2 stops30h 25m

Bangkok Suvarnabhumi

Tue 8/4

7:00 a.m.-9:35 p.m.

2 stops25h 35m

C$ 1,401

TorontoKuala Lumpur

YYZ - KUL

YYZKUL

Toronto Pearson Intl

Tue 19/8

7:00 p.m.-1:50 p.m.

2 stops30h 50m

Kuala Lumpur Intl

Wed 10/9

2:15 p.m.-5:41 a.m.

2 stops27h 26m

C$ 1,407

TorontoKuala Lumpur

YYZ - KUL

YYZKUL

Toronto Pearson Intl

Tue 2/9

12:30 a.m.-11:55 p.m.

2 stops35h 25m

Kuala Lumpur Intl

Wed 5/11

1:30 p.m.-12:47 a.m.

2 stops24h 17m

C$ 1,427

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/3

Showing 1-10 of 60 results
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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$ 965). Flying from Region of Ontario to Southeast Asia in July is currently the most expensive (average of C$ 1,510). 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 1 April 2025.

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

Rainfall in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southeast Asia ranges from 10.0 - 400.0 mm per month. July is typically the wettest month, when rainfall can reach 400.0 mm. February is typically the driest time to visit Southeast Asia when rainfall is around 10.0 mm.

Temperature in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southeast Asia, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated 1 April 2025.
To help decide which airline to fly from Ontario to Southeast Asia, see what other customers have to say about EVA Air, Korean Air and Japan Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
8.3
Very good

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
8.0
Very good

Boarding

8.4

Crew

8.6

Entertainment

8.0

Comfort

8.3

Overall

8.4

Food

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

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.
  • 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$ 653 on Air India. Other airlines that offer cheap prices include ANA from C$ 686 and Etihad Airways from C$ 716 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$ 965). Flying from Region of Ontario to Southeast Asia in July is currently the most expensive (average of C$ 1,510). 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.

Alternative routes for Ontario to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.

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 1 April 2025.
AirlineCheapestAverageFlexibilityOn-time
SAUDIACheapestC$ 874AverageC$ 1,328FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
Austrian AirlinesCheapestC$ 996AverageC$ 1,755FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
Etihad AirwaysCheapestC$ 998AverageC$ 1,762FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Ethiopian AirCheapestC$ 1,079AverageC$ 1,572FlexibilityNo cancel feeOn-time72%
Search Ethiopian Air flights
China SouthernCheapestC$ 1,212AverageC$ 1,792FlexibilityNo cancel feeOn-time69%
Search China Southern flights
SWISSCheapestC$ 1,239AverageC$ 1,548FlexibilityNo cancel feeOn-time79%
Search SWISS flights
WestJet EncoreCheapestC$ 1,293AverageC$ 1,800FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights
Air IndiaCheapestC$ 1,298AverageC$ 1,977FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
American AirlinesCheapestC$ 1,308AverageC$ 1,486FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
LufthansaCheapestC$ 1,321AverageC$ 1,657FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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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