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Cheap flights from Ontario to Vietnam from C$ 644

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 22/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SGN
13 Feb — 20 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Vietnam

Keep the following information in mind while searching for Ontario to Vietnam flight deals. Data was last updated 14 January 2026.

Round-trip from

C$ 1,280

One-way from

C$ 644

Popular in

December

Cheapest in

September

Average price

C$ 1,646
United Airlines
  • United Airlines
  • 26/5-14/6
  • 4 total stops
  • 85h 44m total
  • Ontario to Vietnam
Search Deals
22/1
  • 22/1
  • 3 total stops
  • 57h 10m total
  • Ontario to Vietnam
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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Find 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 14 January 2026.

Tue 26/56:52 a.m.
YOW
-
HAN
2 stops52h 23m
United Airlines
Sun 14/611:35 p.m.
HAN
-
YOW
2 stops33h 21m
United Airlines
Deal found 14/1C$ 1,280
Tue 22/97:45 p.m.
YYZ
-
DAD
2 stops28h 50m
Multiple Airlines
Tue 6/1012:55 p.m.
DAD
-
YYZ
2 stops29h 04m
Multiple Airlines
Deal found 12/1C$ 1,286
Tue 26/510:35 a.m.
YOW
-
HAN
2 stops48h 40m
United Airlines
Tue 9/611:35 p.m.
HAN
-
YOW
2 stops33h 21m
United Airlines
Deal found 14/1C$ 1,288
Sun 18/16:45 p.m.
YYZ
-
DAD
2 stops37h 00m
Multiple Airlines
Wed 28/14:55 p.m.
DAD
-
YYZ
2 stops25h 13m
Multiple Airlines
Deal found 11/1C$ 1,292
Mon 14/97:45 p.m.
YYZ
-
DAD
2 stops28h 50m
EVA Air
Tue 22/912:55 p.m.
DAD
-
YYZ
2 stops29h 04m
EVA Air
Deal found 12/1C$ 1,299
Sun 15/118:15 a.m.
YYZ
-
SGN
3 stops49h 35m
United Airlines
Fri 4/127:30 a.m.
SGN
-
YYZ
2 stops28h 35m
United Airlines
Deal found 12/1C$ 1,311
Fri 16/14:55 p.m.
YYZ
-
SGN
1 stop42h 00m
ANA
Thu 22/16:00 a.m.
SGN
-
YYZ
1 stop25h 15m
ANA
Deal found 13/1C$ 1,312
Fri 16/16:55 p.m.
YYZ
-
SGN
2 stops40h 00m
United Airlines
Thu 5/27:30 a.m.
SGN
-
YYZ
2 stops24h 25m
United Airlines
Deal found 13/1C$ 1,313
Mon 2/34:45 p.m.
YYZ
-
DAD
2 stops32h 30m
Multiple Airlines
Wed 11/31:00 p.m.
DAD
-
YYZ
2 stops37h 35m
Multiple Airlines
Deal found 12/1C$ 1,315
Fri 9/107:45 p.m.
YYZ
-
SGN
2 stops39h 15m
EVA Air
Sat 24/1012:50 p.m.
SGN
-
YYZ
2 stops29h 09m
EVA Air
Deal found 13/1C$ 1,316
Tue 6/107:45 p.m.
YYZ
-
DAD
2 stops52h 50m
Multiple Airlines
Wed 14/1012:55 p.m.
DAD
-
YYZ
2 stops42h 02m
Multiple Airlines
Deal found 14/1C$ 1,317
Sun 2/88:05 a.m.
YYZ
-
SGN
2 stops29h 10m
United Airlines
Thu 27/87:00 a.m.
SGN
-
YYZ
2 stops28h 25m
United Airlines
Deal found 13/1C$ 1,317

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 14 January 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

OttawaHanoi

YOW - HAN

YOWHAN

Ottawa

Tue 26/5

6:52 a.m.-10:15 p.m.

2 stops52h 23m

Hanoi Noibai

Sun 14/6

11:35 p.m.-9:56 p.m.

2 stops33h 21m

C$ 1,280

OttawaHanoi

YOW - HAN

YOWHAN

Ottawa

Tue 26/5

6:52 a.m.-10:15 p.m.

2 stops52h 23m

Hanoi Noibai

Mon 15/6

11:35 p.m.-9:56 p.m.

2 stops33h 21m

C$ 1,280

OttawaHanoi

YOW - HAN

YOWHAN

Ottawa

Tue 26/5

6:52 a.m.-10:15 p.m.

2 stops52h 23m

Hanoi Noibai

Wed 10/6

11:35 p.m.-9:56 p.m.

2 stops33h 21m

C$ 1,280

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Sun 15/3

6:45 a.m.-10:55 p.m.

3 stops53h 10m

Ho Chi Minh City

Sat 28/3

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

2 stops35h 35m

C$ 1,323

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Sun 5/7

3:50 p.m.-10:15 p.m.

2 stops43h 25m

Hanoi Noibai

Sat 11/7

11:35 p.m.-10:44 p.m.

2 stops34h 09m

C$ 1,324

TorontoHanoi

YTZ - HAN

YTZHAN

Toronto Island

Sat 2/5

6:10 p.m.-10:15 p.m.

2 stops41h 05m

Hanoi Noibai

Wed 3/6

11:35 p.m.-6:42 p.m.

2 stops30h 07m

C$ 1,330

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Wed 15/4

3:10 p.m.-12:30 p.m.

2 stops34h 20m

Hanoi Noibai

Tue 15/9

8:40 p.m.-9:00 a.m.

1 stop23h 20m

C$ 1,397

MontrealDa Nang

YUL - DAD

YULDAD

Montreal Pierre Elliott Trudeau Intl

Wed 6/5

7:30 a.m.-9:35 p.m.

2 stops27h 05m

Da Nang

Wed 7/10

11:05 p.m.-7:36 a.m.

2 stops43h 31m

C$ 1,404

MontrealHo Chi Minh City

YUL - SGN

YULSGN

Montreal Pierre Elliott Trudeau Intl

Mon 16/2

6:00 a.m.-10:25 p.m.

2 stops28h 25m

Ho Chi Minh City

Wed 1/4

1:55 p.m.-11:40 p.m.

2 stops44h 45m

C$ 1,458

TorontoHo Chi Minh City

YTZ - SGN

YTZSGN

Toronto Island

Fri 10/4

10:45 a.m.-12:15 a.m.

2 stops26h 30m

Ho Chi Minh City

Fri 24/4

7:00 a.m.-9:32 p.m.

2 stops25h 32m

C$ 1,473

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/1

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$ 775). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 1,333). 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, Etihad Airways, and Air Canada can get you from Region of Ontario to Vietnam in just under 26h 30m. Your travel time can differ by up to 25h 53m. Region of Ontario and Vietnam are separated by a distance of 13919 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$ 497. 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$ 775). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 1,333). 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 14 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapestC$ 902AverageC$ 1,377FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
China EasternCheapestC$ 1,020AverageC$ 1,516FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
American AirlinesCheapestC$ 1,030AverageC$ 1,291FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Cathay PacificCheapestC$ 1,096AverageC$ 1,887FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
ANACheapestC$ 1,119AverageC$ 1,267FlexibilityNo cancel feeOn-time80%
Search ANA flights
United AirlinesCheapestC$ 1,153AverageC$ 1,373FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Japan AirlinesCheapestC$ 1,168AverageC$ 1,346FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
China AirlinesCheapestC$ 1,182AverageC$ 1,926FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Air CanadaCheapestC$ 1,284AverageC$ 1,567FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Turkish AirlinesCheapestC$ 1,288AverageC$ 1,472FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines 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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