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Cheap flights from Ontario to Vietnam from C$ 575

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 22/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SGN
29 Jun — 6 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Vietnam

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Vietnam
Explore the most affordable flight options available from Ontario to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 May 2026.

Wed 26/81:50 a.m.
YYZ
-
DAD
1 stop26h 30m
Philippine Airlines
Sun 13/92:10 p.m.
DAD
-
YYZ
2 stops27h 00m
Philippine Airlines
Deal found 28/5C$ 1,204
Sun 30/81:50 a.m.
YYZ
-
DAD
1 stop24h 20m
Philippine Airlines
Thu 1/102:10 p.m.
DAD
-
YYZ
2 stops27h 00m
Philippine Airlines
Deal found 26/5C$ 1,207
Mon 7/98:30 a.m.
YUL
-
HAN
2 stops26h 30m
Asiana Airlines
Wed 30/911:30 p.m.
HAN
-
YUL
2 stops32h 15m
Asiana Airlines
Deal found 25/5C$ 1,426
Tue 8/98:30 a.m.
YUL
-
HAN
2 stops26h 30m
Multiple Airlines
Tue 6/1011:35 p.m.
HAN
-
YUL
1 stop28h 25m
Multiple Airlines
Deal found 25/5C$ 1,436
Mon 26/107:30 a.m.
YUL
-
HAN
2 stops27h 55m
Asiana Airlines
Mon 9/1111:50 p.m.
HAN
-
YUL
2 stops36h 43m
Asiana Airlines
Deal found 25/5C$ 1,437
Tue 1/98:30 a.m.
YYZ
-
DAD
2 stops25h 35m
Air Canada
Wed 30/910:55 p.m.
DAD
-
YYZ
2 stops32h 34m
Air Canada
Deal found 25/5C$ 1,470
Mon 12/109:00 a.m.
YYZ
-
DAD
2 stops25h 35m
Asiana Airlines
Wed 21/1011:00 p.m.
DAD
-
YYZ
2 stops32h 29m
Asiana Airlines
Deal found 25/5C$ 1,473
Mon 14/96:00 p.m.
YUL
-
HAN
2 stops28h 35m
Air Canada
Tue 13/1011:30 p.m.
HAN
-
YUL
2 stops32h 15m
Air Canada
Deal found 26/5C$ 1,479
Mon 7/91:15 p.m.
YUL
-
HAN
2 stops33h 20m
Air Canada
Wed 11/1111:50 p.m.
HAN
-
YUL
2 stops42h 54m
Air Canada
Deal found 25/5C$ 1,480
Tue 8/97:30 a.m.
YUL
-
HAN
2 stops27h 30m
Air Canada
Tue 6/1011:30 p.m.
HAN
-
YUL
2 stops32h 15m
Air Canada
Deal found 25/5C$ 1,482
Tue 25/81:05 p.m.
YUL
-
SGN
1 stop24h 10m
Multiple Airlines
Tue 8/96:20 p.m.
SGN
-
YUL
2 stops33h 40m
Multiple Airlines
Deal found 25/5C$ 1,486
Tue 8/98:30 a.m.
YUL
-
HAN
2 stops26h 30m
Air Canada
Sun 15/1111:50 p.m.
HAN
-
YUL
2 stops33h 16m
Air Canada
Deal found 25/5C$ 1,486

Find flight deals from Ontario to Vietnam

Keep the following information in mind while searching for Ontario to Vietnam flight deals. Data was last updated 30 May 2026.

Round-trip from

C$ 1,204

One-way from

C$ 575

Popular in

July

Cheapest in

August

Average price

C$ 1,682
Philippine Airlines
  • Philippine Airlines
  • 26/8-13/9
  • 3 total stops
  • 53h 30m total
  • Ontario to Vietnam
Search Deals
Philippine Airlines
  • Philippine Airlines
  • 22/7
  • 1 total stop
  • 26h 30m total
  • Ontario to Vietnam
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 125 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Vietnam 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 30 May 2026.
Use the filters below to find and compare flights from Ontario to Vietnam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealHanoi

YUL - HAN

YULHAN

Montreal Pierre Elliott Trudeau Intl

Mon 24/8

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

2 stops57h 20m

Hanoi Noibai

Sun 30/8

1:45 a.m.-6:43 a.m.

2 stops39h 58m

C$ 1,527

TorontoDa Nang

YYZ - DAD

YYZDAD

Toronto Pearson Intl

Mon 31/8

12:55 p.m.-9:05 p.m.

1 stop21h 10m

Da Nang

Mon 21/9

10:55 p.m.-11:59 p.m.

2 stops36h 04m

C$ 1,553

TorontoDa Nang

YYZ - DAD

YYZDAD

Toronto Pearson Intl

Thu 17/9

12:30 p.m.-9:05 p.m.

1 stop21h 35m

Da Nang

Mon 21/9

10:55 p.m.-11:59 p.m.

2 stops36h 04m

C$ 1,556

TorontoDa Nang

YYZ - DAD

YYZDAD

Toronto Pearson Intl

Mon 31/8

12:55 p.m.-9:05 p.m.

1 stop21h 10m

Da Nang

Thu 1/10

10:55 p.m.-10:50 p.m.

2 stops34h 55m

C$ 1,570

TorontoHo Chi Minh City

YTZ - SGN

YTZSGN

Toronto Island

Tue 17/11

7:20 p.m.-10:55 p.m.

3 stops39h 35m

Ho Chi Minh City

Tue 6/4

11:15 p.m.-6:42 p.m.

2 stops30h 27m

C$ 1,574

TorontoHo Chi Minh City

YTZ - SGN

YTZSGN

Toronto Island

Tue 3/11

12:15 p.m.-10:55 p.m.

3 stops46h 40m

Ho Chi Minh City

Mon 30/11

11:05 p.m.-4:41 p.m.

2 stops29h 36m

C$ 1,574

TorontoHo Chi Minh City

YTZ - SGN

YTZSGN

Toronto Island

Mon 9/11

7:20 p.m.-12:15 a.m.

2 stops40h 55m

Ho Chi Minh City

Wed 25/11

11:05 p.m.-4:41 p.m.

2 stops29h 36m

C$ 1,578

MontrealHo Chi Minh City

YUL - SGN

YULSGN

Montreal Pierre Elliott Trudeau Intl

Tue 29/9

6:30 p.m.-10:05 p.m.

3 stops40h 35m

Ho Chi Minh City

Tue 13/10

11:15 p.m.-7:45 p.m.

2 stops31h 30m

C$ 1,586

MontrealHo Chi Minh City

YUL - SGN

YULSGN

Montreal Pierre Elliott Trudeau Intl

Mon 23/11

8:10 a.m.-10:55 p.m.

2 stops50h 45m

Ho Chi Minh City

Tue 27/4

11:15 p.m.-4:37 p.m.

2 stops28h 22m

C$ 1,586

TorontoDa Nang

YYZ - DAD

YYZDAD

Toronto Pearson Intl

Mon 28/9

6:34 p.m.-9:05 p.m.

2 stops39h 31m

Da Nang

Fri 9/10

10:55 p.m.-9:55 a.m.

1 stop22h 00m

C$ 1,602

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/5

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

Have a flexible travel schedule? Discover the best time to fly to Vietnam 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 Vietnam

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

Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Vietnam (average of C$ 1,313). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 1,831). 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.

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

The price you pay for your flight from Region of Ontario to Vietnam 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 Vietnam. 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 Vietnam?

    Korean Air, United Airlines, and Cathay Pacific can get you from Region of Ontario to Vietnam in just under 20h 35m. Your travel time can differ by up to 19h. Region of Ontario and Vietnam are separated by a distance of 12769 km. Both multi-stop and direct flights can be found to your destination and back.

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

    The cheapest airline one-way is Philippine Airlines, with whom users have recently found tickets for as low as C$ 494. However, be on the lookout for offers from China Eastern and American Airlines, as they are both options that can get you from Region of Ontario to Vietnam for a low price.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Region of Ontario to Vietnam (average of C$ 1,313). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 1,831). 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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Alternative routes for Ontario to Vietnam

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 Vietnam

Discover the top 10 airlines that operate flights from Ontario to Vietnam. 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 30 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapestC$ 896AverageC$ 1,401FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
China EasternCheapestC$ 1,014AverageC$ 1,519FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
American AirlinesCheapestC$ 1,021AverageC$ 1,273FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Cathay PacificCheapestC$ 1,061AverageC$ 1,785FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
ANACheapestC$ 1,098AverageC$ 1,282FlexibilityNo cancel feeOn-time80%
Search ANA flights
United AirlinesCheapestC$ 1,142AverageC$ 1,342FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Japan AirlinesCheapestC$ 1,213AverageC$ 1,470FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
China AirlinesCheapestC$ 1,265AverageC$ 1,733FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Air CanadaCheapestC$ 1,279AverageC$ 1,588FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Korean AirCheapestC$ 1,295AverageC$ 1,787FlexibilityNo cancel feeOn-time81%
Search Korean Air 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 Vietnam?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Vietnam from Ontario today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Ontario to Vietnam by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to Vietnam from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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