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Cheap flights from Ontario to Vietnam from C$ 591

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SGN
18 Mar — 25 Mar1
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 16 February 2026.

Wed 4/39:25 a.m.
YUL
-
SGN
3 stops49h 30m
United Airlines
Mon 4/57:00 a.m.
SGN
-
YUL
2 stops44h 45m
United Airlines
Deal found 13/2C$ 1,184
Thu 23/46:10 a.m.
YUL
-
SGN
3 stops28h 55m
United Airlines
Thu 14/57:00 a.m.
SGN
-
YUL
2 stops34h 56m
United Airlines
Deal found 15/2C$ 1,186
Sat 18/45:55 p.m.
YUL
-
SGN
2 stops41h 10m
United Airlines
Mon 25/511:15 p.m.
SGN
-
YUL
2 stops33h 51m
United Airlines
Deal found 14/2C$ 1,208
Sat 17/105:05 p.m.
YUL
-
SGN
3 stops42h 00m
United Airlines
Tue 27/1011:05 p.m.
SGN
-
YUL
2 stops43h 40m
United Airlines
Deal found 13/2C$ 1,209
Thu 23/46:00 a.m.
YUL
-
SGN
2 stops31h 15m
United Airlines
Fri 15/511:15 p.m.
SGN
-
YUL
2 stops42h 41m
United Airlines
Deal found 14/2C$ 1,212
Sat 10/108:00 p.m.
YUL
-
SGN
2 stops38h 55m
United Airlines
Wed 28/1011:05 p.m.
SGN
-
YUL
2 stops28h 47m
United Airlines
Deal found 12/2C$ 1,213
Wed 14/105:40 p.m.
YUL
-
SGN
2 stops41h 15m
United Airlines
Fri 30/107:30 a.m.
SGN
-
YUL
2 stops44h 19m
United Airlines
Deal found 13/2C$ 1,214
Thu 23/46:10 a.m.
YUL
-
SGN
2 stops28h 55m
ANA
Thu 28/57:00 a.m.
SGN
-
YUL
1 stop34h 56m
ANA
Deal found 14/2C$ 1,216
Tue 1/96:52 a.m.
YOW
-
HAN
2 stops28h 23m
ANA
Sun 25/1012:25 a.m.
HAN
-
YOW
2 stops32h 09m
ANA
Deal found 15/2C$ 1,253
Sat 19/96:35 p.m.
YYZ
-
DAD
2 stops33h 45m
Philippine Airlines
Sat 26/92:10 p.m.
DAD
-
YYZ
2 stops27h 00m
Philippine Airlines
Deal found 13/2C$ 1,310
Wed 6/57:30 p.m.
YYZ
-
DAD
2 stops32h 50m
Multiple Airlines
Wed 3/64:20 p.m.
DAD
-
YYZ
2 stops24h 50m
Multiple Airlines
Deal found 13/2C$ 1,315
Wed 6/57:30 p.m.
YYZ
-
DAD
2 stops32h 50m
Multiple Airlines
Mon 18/54:20 p.m.
DAD
-
YYZ
2 stops32h 33m
Multiple Airlines
Deal found 14/2C$ 1,317

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 16 February 2026.

Round-trip from

C$ 1,184

One-way from

C$ 591

Popular in

December

Cheapest in

September

Average price

C$ 1,558
United Airlines
  • United Airlines
  • 4/3-4/5
  • 5 total stops
  • 94h 15m total
  • Ontario to Vietnam
Search Deals
2/4
  • 2/4
  • 2 total stops
  • 40h 10m total
  • Ontario to Vietnam
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 58 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 16 February 2026.
Use the filters below to find and compare flights from Ontario to Vietnam that are best for you.

Fly from

Ontario

Fly to

Vietnam

Route

Depart

Return

Price

MontrealHo Chi Minh City

YUL - SGN

YULSGN

Montreal Pierre Elliott Trudeau Intl

Thu 30/4

5:55 p.m.-10:05 p.m.

2 stops41h 10m

Ho Chi Minh City

Tue 26/5

7:00 a.m.-12:02 p.m.

3 stops40h 02m

C$ 1,221

MontrealHo Chi Minh City

YUL - SGN

YULSGN

Montreal Pierre Elliott Trudeau Intl

Mon 27/4

6:35 p.m.-10:05 p.m.

3 stops40h 30m

Ho Chi Minh City

Fri 29/5

7:00 a.m.-10:40 a.m.

3 stops38h 40m

C$ 1,221

MontrealHo Chi Minh City

YUL - SGN

YULSGN

Montreal Pierre Elliott Trudeau Intl

Wed 8/4

4:55 p.m.-10:05 p.m.

3 stops42h 10m

Ho Chi Minh City

Sat 16/5

7:00 a.m.-10:40 a.m.

3 stops38h 40m

C$ 1,221

MontrealHo Chi Minh City

YUL - SGN

YULSGN

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

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

3 stops40h 35m

Ho Chi Minh City

Sun 31/5

11:15 p.m.-6:56 a.m.

2 stops42h 41m

C$ 1,257

MontrealHo Chi Minh City

YUL - SGN

YULSGN

Montreal Pierre Elliott Trudeau Intl

Wed 22/4

5:55 p.m.-10:05 p.m.

2 stops41h 10m

Ho Chi Minh City

Sun 31/5

11:15 p.m.-6:56 a.m.

2 stops42h 41m

C$ 1,257

MontrealHo Chi Minh City

YUL - SGN

YULSGN

Montreal Pierre Elliott Trudeau Intl

Wed 8/4

5:50 p.m.-10:05 p.m.

3 stops41h 15m

Ho Chi Minh City

Wed 22/4

7:00 a.m.-11:51 a.m.

3 stops39h 51m

C$ 1,272

MontrealDa Nang

YUL - DAD

YULDAD

Montreal Pierre Elliott Trudeau Intl

Tue 7/4

6:00 p.m.-11:35 a.m.

2 stops30h 35m

Da Nang

Tue 21/4

10:10 a.m.-4:47 p.m.

2 stops41h 37m

C$ 1,364

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Wed 15/4

7:30 p.m.-4:50 p.m.

2 stops34h 20m

Hanoi Noibai

Wed 29/4

12:05 p.m.-3:54 p.m.

2 stops38h 49m

C$ 1,366

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Thu 5/3

10:45 a.m.-11:35 a.m.

2 stops36h 50m

Hanoi Noibai

Mon 27/4

6:00 p.m.-4:30 p.m.

2 stops33h 30m

C$ 1,371

MontrealDa Nang

YUL - DAD

YULDAD

Montreal Pierre Elliott Trudeau Intl

Thu 23/4

6:00 p.m.-8:55 a.m.

2 stops27h 55m

Da Nang

Thu 7/5

12:55 p.m.-4:45 p.m.

2 stops38h 50m

C$ 1,416

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 60 results
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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, March is the cheapest month in which you can book a flight from Region of Ontario to Vietnam (average of C$ 760). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 1,302). 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.

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?

    United Airlines, Korean Air, and Air Canada can get you from Region of Ontario to Vietnam in just under 21h 35m. Your travel time can differ by up to 19h 35m. Region of Ontario and Vietnam are separated by a distance of 13317 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$ 487. 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, March is the cheapest month in which you can book a flight from Region of Ontario to Vietnam (average of C$ 760). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 1,302). 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 16 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapestC$ 885AverageC$ 1,353FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
China EasternCheapestC$ 999AverageC$ 1,488FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
American AirlinesCheapestC$ 1,010AverageC$ 1,260FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Cathay PacificCheapestC$ 1,081AverageC$ 1,817FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
ANACheapestC$ 1,097AverageC$ 1,242FlexibilityNo cancel feeOn-time80%
Search ANA flights
United AirlinesCheapestC$ 1,128AverageC$ 1,343FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
China AirlinesCheapestC$ 1,161AverageC$ 1,852FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Japan AirlinesCheapestC$ 1,188AverageC$ 1,362FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Turkish AirlinesCheapestC$ 1,261AverageC$ 1,445FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air CanadaCheapestC$ 1,263AverageC$ 1,556FlexibilityNo cancel feeOn-time67%
Search Air Canada 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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