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Cheap flights from Ontario to Vietnam from C$ 554

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SGN
29 Mar — 5 Apr1
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 27 February 2026.

Sun 19/47:30 p.m.
YOW
-
SGN
3 stops39h 35m
United Airlines
Tue 12/511:15 p.m.
SGN
-
YOW
2 stops33h 50m
United Airlines
Deal found 25/2C$ 1,149
Mon 20/47:30 p.m.
YOW
-
SGN
2 stops39h 25m
United Airlines
Mon 11/511:15 p.m.
SGN
-
YOW
2 stops33h 50m
United Airlines
Deal found 25/2C$ 1,150
Wed 14/107:25 p.m.
YOW
-
SGN
2 stops39h 30m
United Airlines
Mon 2/1111:05 p.m.
SGN
-
YOW
2 stops36h 37m
United Airlines
Deal found 24/2C$ 1,152
Sat 25/44:15 p.m.
YOW
-
SGN
3 stops66h 50m
United Airlines
Tue 12/511:15 p.m.
SGN
-
YOW
2 stops33h 50m
United Airlines
Deal found 25/2C$ 1,161
Sun 19/47:30 p.m.
YOW
-
SGN
3 stops39h 35m
United Airlines
Thu 7/57:00 a.m.
SGN
-
YOW
3 stops41h 59m
United Airlines
Deal found 25/2C$ 1,164
Wed 4/35:11 p.m.
YOW
-
SGN
3 stops41h 44m
United Airlines
Wed 6/57:00 a.m.
SGN
-
YOW
3 stops38h 03m
United Airlines
Deal found 26/2C$ 1,165
Thu 10/96:00 a.m.
YOW
-
HAN
2 stops29h 15m
United Airlines
Sun 20/911:35 p.m.
HAN
-
YOW
2 stops33h 21m
United Airlines
Deal found 26/2C$ 1,167
Tue 28/46:25 a.m.
YOW
-
SGN
3 stops28h 40m
United Airlines
Thu 28/57:00 a.m.
SGN
-
YOW
3 stops41h 59m
United Airlines
Deal found 26/2C$ 1,183
Sat 25/44:15 p.m.
YOW
-
SGN
3 stops66h 50m
United Airlines
Thu 7/57:00 a.m.
SGN
-
YOW
3 stops41h 05m
United Airlines
Deal found 25/2C$ 1,187
Sun 12/46:30 p.m.
YUL
-
SGN
2 stops42h 45m
United Airlines
Tue 5/57:00 a.m.
SGN
-
YUL
2 stops24h 00m
United Airlines
Deal found 26/2C$ 1,189
Mon 17/86:00 p.m.
YOW
-
HAN
2 stops41h 15m
Multiple Airlines
Mon 28/911:35 p.m.
HAN
-
YOW
2 stops49h 10m
Multiple Airlines
Deal found 24/2C$ 1,195
Fri 24/46:25 a.m.
YOW
-
SGN
3 stops28h 40m
United Airlines
Tue 12/511:15 p.m.
SGN
-
YOW
2 stops33h 50m
United Airlines
Deal found 25/2C$ 1,200

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 27 February 2026.

Round-trip from

C$ 1,149

One-way from

C$ 554

Popular in

December

Cheapest in

September

Average price

C$ 1,566
United Airlines
  • United Airlines
  • 19/4-12/5
  • 5 total stops
  • 73h 25m total
  • Ontario to Vietnam
Search Deals
9/4
  • 9/4
  • 2 total stops
  • 43h 45m total
  • Ontario to Vietnam
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 57 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 27 February 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

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Tue 28/4

6:25 a.m.-10:05 p.m.

3 stops28h 40m

Ho Chi Minh City

Thu 28/5

7:00 a.m.-1:59 p.m.

3 stops41h 59m

C$ 1,183

MontrealHo Chi Minh City

YUL - SGN

YULSGN

Montreal Pierre Elliott Trudeau Intl

Thu 16/4

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

3 stops28h 55m

Ho Chi Minh City

Fri 1/5

7:00 a.m.-2:16 p.m.

3 stops42h 16m

C$ 1,223

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Sat 28/3

6:00 a.m.-10:05 p.m.

3 stops53h 05m

Ho Chi Minh City

Thu 28/5

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

3 stops49h 35m

C$ 1,227

MontrealHo Chi Minh City

YUL - SGN

YULSGN

Montreal Pierre Elliott Trudeau Intl

Mon 23/3

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

2 stops41h 10m

Ho Chi Minh City

Thu 23/4

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

3 stops39h 51m

C$ 1,273

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Thu 16/4

6:25 a.m.-10:05 p.m.

3 stops28h 40m

Ho Chi Minh City

Sun 26/4

7:00 a.m.-1:59 p.m.

3 stops41h 59m

C$ 1,314

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Sun 22/3

7:05 p.m.-10:55 p.m.

2 stops40h 50m

Ho Chi Minh City

Sun 26/4

7:00 a.m.-9:54 a.m.

3 stops37h 54m

C$ 1,320

MontrealDa Nang

YUL - DAD

YULDAD

Montreal Pierre Elliott Trudeau Intl

Fri 1/5

5:40 p.m.-11:35 a.m.

2 stops30h 55m

Da Nang

Wed 3/6

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

2 stops38h 50m

C$ 1,425

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Tue 28/4

1:40 p.m.-6:45 p.m.

1 stop42h 05m

Hanoi Noibai

Sat 23/5

8:25 a.m.-8:55 a.m.

1 stop35h 30m

C$ 1,438

TorontoDa Nang

YYZ - DAD

YYZDAD

Toronto Pearson Intl

Mon 13/4

9:05 a.m.-9:35 p.m.

2 stops25h 30m

Da Nang

Mon 20/4

11:05 p.m.-7:30 p.m.

1 stop31h 25m

C$ 1,451

MontrealHo Chi Minh City

YUL - SGN

YULSGN

Montreal Pierre Elliott Trudeau Intl

Mon 9/3

6:45 p.m.-12:50 p.m.

2 stops31h 05m

Ho Chi Minh City

Mon 30/3

11:45 p.m.-11:45 p.m.

2 stops35h 00m

C$ 1,459

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/2

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, March is the cheapest month in which you can book a flight from Region of Ontario to Vietnam (average of C$ 818). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 1,309). 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 Delta can get you from Region of Ontario to Vietnam in just under 28h 40m. Your travel time can differ by up to 13h 25m. Region of Ontario and Vietnam are separated by a distance of 13758 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$ 490. 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$ 818). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 1,309). 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 27 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapestC$ 889AverageC$ 1,387FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
China EasternCheapestC$ 1,004AverageC$ 1,505FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
American AirlinesCheapestC$ 1,013AverageC$ 1,271FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Cathay PacificCheapestC$ 1,077AverageC$ 1,813FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
ANACheapestC$ 1,102AverageC$ 1,250FlexibilityNo cancel feeOn-time80%
Search ANA flights
United AirlinesCheapestC$ 1,133AverageC$ 1,348FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
China AirlinesCheapestC$ 1,166AverageC$ 1,888FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Japan AirlinesCheapestC$ 1,194AverageC$ 1,380FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Turkish AirlinesCheapestC$ 1,267AverageC$ 1,452FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air CanadaCheapestC$ 1,268AverageC$ 1,557FlexibilityNo 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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