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.

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

To save up to 16% on this flight, we recommend booking at least 56 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Region of Ontario to Southeast Asia from C$ 1,943 1-2 weeks out and tickets from C$ 1,959 for flights departing within the next 72 hours.

What is the cheapest month to fly from Region of Ontario to Southeast Asia?

Our data shows that September tends to be the cheapest month to fly to Southeast Asia from Region of Ontario. Users have commonly found prices around C$ 1,974 for the month, but tickets can be as low as C$ 1,087. Due to multiple factors, prepare for potentially higher prices in December.

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.

C$ 643+ Flights from Ontario to Southeast Asia

Cheap flight deals from Ontario to Southeast Asia

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 total stops
75h 58m total
Ontario to Southeast Asia

Search Deals

13/5
2 total stops
43h 40m total
Ontario to Southeast Asia

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (C$ 235 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (C$ 88 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

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

Best flights from Ontario to Southeast Asia
Discover carefully curated flight deals from Ontario to Southeast Asia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 1 April 2025.

Thu 3/412:15 p.m.YYZ - BKK

1 stop21h 10mMultiple Airlines

Mon 12/51:15 a.m.BKK - YYZ

2 stops54h 48mMultiple Airlines

Deal found 29/3C$ 1,352

Tue 2/91:15 a.m.YYZ - KUL

1 stop31h 40mAir India

Wed 5/118:05 a.m.KUL - YYZ

1 stop24h 30mAir India

Deal found 29/3C$ 1,359

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 30/3C$ 1,369

Tue 3/63:40 p.m.YYZ - BKK

1 stop21h 15mEtihad Airways

Mon 23/62:55 a.m.BKK - YYZ

1 stop41h 05mEtihad Airways

Deal found 30/3C$ 1,384

Thu 3/46:30 a.m.YYZ - BKK

2 stops30h 25mUnited Airlines

Tue 8/47:00 a.m.BKK - YYZ

2 stops25h 35mUnited Airlines

Deal found 31/3C$ 1,401

Tue 2/912:30 a.m.YYZ - KUL

2 stops35h 25mAir Canada

Wed 5/111:30 p.m.KUL - YYZ

2 stops24h 17mAir Canada

Deal found 29/3C$ 1,427

Wed 11/69:05 p.m.YYZ - KUL

1 stop24h 05mTurkish Airlines

Tue 8/710:50 a.m.KUL - YYZ

1 stop44h 20mTurkish Airlines

Deal found 31/3C$ 1,438

Fri 16/54:45 p.m.YYZ - BKK

1 stop29h 45mKLM

Tue 27/512:05 p.m.BKK - YYZ

2 stops37h 55mKLM

Deal found 30/3C$ 1,440

Sat 7/67:00 p.m.YYZ - KUL

1 stop32h 55mSAUDIA

Sat 21/65:35 p.m.KUL - YYZ

1 stop33h 50mSAUDIA

Deal found 30/3C$ 1,447

Wed 9/46:30 a.m.YYZ - SGN

2 stops29h 45mKorean Air

Tue 13/511:45 p.m.SGN - YYZ

2 stops41h 29mKorean Air

Deal found 30/3C$ 1,454

Wed 23/46:45 a.m.YYZ - SGN

2 stops35h 40mJapan Airlines

Wed 30/411:20 p.m.SGN - YYZ

2 stops33h 20mJapan Airlines

Deal found 30/3C$ 1,460

Last-minute flights from Ontario to Southeast Asia
Discover last-minute flight deals from Ontario to Southeast Asia. Data last updated 1 April 2025 and is based on user searches.

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 1/49:00 a.m.YYZ - BKK

2 stops32h 35mUnited Airlines

Mon 7/47:00 a.m.BKK - YYZ

2 stops35h 00mUnited Airlines

Deal found 30/3C$ 1,397

Tue 1/41:00 p.m.YYZ - KUL

2 stops53h 00mUnited Airlines

Mon 14/46:40 p.m.KUL - YYZ

2 stops37h 00mUnited Airlines

Deal found 31/3C$ 1,407

Sat 5/45:20 p.m.YYZ - MNL

2 stops61h 05mAmerican Airlines

Wed 9/47:00 p.m.MNL - YYZ

2 stops38h 40mAmerican Airlines

Deal found 30/3C$ 1,476

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

Sun 6/46:30 a.m.YYZ - MNL

1 stop35h 25mUnited Airlines

Tue 6/58:40 a.m.MNL - YYZ

1 stop21h 15mUnited Airlines

Deal found 30/3C$ 1,467

Mon 7/47:30 a.m.YYZ - BKK

1 stop34h 45mMultiple Airlines

Wed 14/51:00 a.m.BKK - YYZ

2 stops30h 32mMultiple Airlines

Deal found 31/3C$ 1,398

Mon 7/412:45 p.m.YYZ - BKK

2 stops48h 10mUnited Airlines

Thu 17/47:00 a.m.BKK - YYZ

2 stops45h 55mUnited Airlines

Deal found 29/3C$ 1,412

Mon 7/410:10 p.m.YYZ - BKK

1 stop24h 20mKLM

Mon 23/611:35 a.m.BKK - YYZ

2 stops36h 45mKLM

Deal found 30/3C$ 1,425

Mon 7/43:40 p.m.YYZ - BKK

1 stop39h 55mEtihad Airways

Sun 22/62:55 a.m.BKK - YYZ

1 stop41h 05mEtihad Airways

Deal found 30/3C$ 1,435

Mon 7/45:30 p.m.YUL - BKK

2 stops34h 40mMultiple Airlines

Mon 14/49:45 a.m.BKK - YUL

2 stops42h 00mMultiple Airlines

Deal found 31/3C$ 1,442

Mon 7/47:15 a.m.YYZ - SGN

2 stops35h 10mAmerican Airlines

Mon 28/411:20 p.m.SGN - YYZ

2 stops45h 55mAmerican Airlines

Deal found 31/3C$ 1,477

One-way flights from Ontario to Southeast Asia
Search for one-way flight options from Ontario to Southeast Asia. Find affordable one-way fares based on user searches. Data last updated 1 April 2025.

Tue 13/51:55 p.m.YYZ - BKK

2 stops43h 40mMultiple Airlines

Deal found 31/3C$ 643

Fri 4/41:15 a.m.YYZ - BKK

1 stop26h 00mAir India

Deal found 30/3C$ 653

Thu 3/47:30 a.m.YYZ - MNL

2 stops25h 45mMultiple Airlines

Deal found 31/3C$ 672

Tue 8/42:45 p.m.YYZ - MNL

2 stops34h 45mANA

Deal found 30/3C$ 686

Mon 14/41:15 a.m.YYZ - KUL

1 stop31h 40mAir India

Deal found 30/3C$ 695

Wed 16/43:40 p.m.YYZ - BKK

1 stop21h 15mEtihad Airways

Deal found 31/3C$ 716

Mon 28/43:40 p.m.YYZ - KUL

1 stop40h 10mEtihad Airways

Deal found 30/3C$ 721

Wed 30/46:45 a.m.YYZ - MNL

2 stops34h 50mJapan Airlines

Deal found 30/3C$ 729

Wed 30/48:35 a.m.YYZ - MNL

2 stops33h 20mUnited Airlines

Deal found 31/3C$ 732

Tue 13/56:45 p.m.YUL - BKK

2 stops33h 10mMultiple Airlines

Deal found 30/3C$ 746

Mon 26/57:40 a.m.YYZ - SGN

2 stops40h 45mMultiple Airlines

Deal found 31/3C$ 778

Mon 21/42:00 p.m.YYZ - BKK

2 stops28h 15mAir Canada

Deal found 30/3C$ 781

Cheapflights Fare Finder

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

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

...

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?

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

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

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

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.

EVA Air

8.4

Very good

1,170 reviews

Check prices

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.

EVA Air

8.4

Very good

1,170 reviews

EVA Air

8.4

Very good

1,170 reviews

Check prices

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.

Korean Air

8.4

Very good

1,051 reviews

EVA Air

8.4

Very good

1,170 reviews

Check prices

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.

Japan Airlines

8.3

Very good

1,440 reviews

EVA Air

8.4

Very good

1,170 reviews

Check prices

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.

ANA

8.3

Very good

831 reviews

EVA Air

8.4

Very good

1,170 reviews

Check prices

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.

Delta

8.0

Very good

7,899 reviews

EVA Air

8.4

Very good

1,170 reviews

Check prices

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

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

Top 10 airlines flying from Ontario to Southeast Asia

Airline	Cheapest	Average	Flexibility	On-time
SAUDIA	CheapestC$ 874	AverageC$ 1,328	FlexibilityNo cancel fee	On-time86%	Search SAUDIA flights
Austrian Airlines	CheapestC$ 996	AverageC$ 1,755	FlexibilityNo cancel fee	On-time78%	Search Austrian Airlines flights
Etihad Airways	CheapestC$ 998	AverageC$ 1,762	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Ethiopian Air	CheapestC$ 1,079	AverageC$ 1,572	FlexibilityNo cancel fee	On-time72%	Search Ethiopian Air flights
China Southern	CheapestC$ 1,212	AverageC$ 1,792	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
SWISS	CheapestC$ 1,239	AverageC$ 1,548	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
WestJet Encore	CheapestC$ 1,293	AverageC$ 1,800	FlexibilityNo cancel fee	On-timeN/A	Search WestJet Encore flights
Air India	CheapestC$ 1,298	AverageC$ 1,977	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
American Airlines	CheapestC$ 1,308	AverageC$ 1,486	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Lufthansa	CheapestC$ 1,321	AverageC$ 1,657	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Fly with Cheapflights

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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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.

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.

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

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ontario to Southeast Asia

Cheapest flights from Ontario to Southeast AsiaExplore 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.

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.

Cheapflights Fare Finder

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

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.

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?

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.

Rainfall in Southeast Asia by month

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

Temperature in Southeast Asia by month

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

Reviews of airlines servicing Southeast Asia

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.

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?

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

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

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

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

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

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?

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

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

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

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Travel Smart

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.