Find flights
When to book
FAQs

Cheap flights from Ontario to Vietnam from C$ 569

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SGN
2 Aug — 9 Aug1
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 3 July 2026.

Sat 28/1111:40 a.m.
YYZ
-
DAD
1 stop21h 50m
Korean Air
Wed 16/123:45 p.m.
DAD
-
YYZ
1 stop29h 35m
Korean Air
Deal found 29/6C$ 1,222
Thu 17/912:30 p.m.
YYZ
-
DAD
1 stop21h 35m
Korean Air
Mon 21/93:55 p.m.
DAD
-
YYZ
1 stop29h 00m
Korean Air
Deal found 1/7C$ 1,263
Thu 27/85:45 p.m.
YUL
-
DAD
2 stops40h 20m
Korean Air
Mon 21/93:55 p.m.
DAD
-
YUL
2 stops35h 50m
Korean Air
Deal found 1/7C$ 1,272
Tue 15/96:30 p.m.
YUL
-
HAN
2 stops31h 45m
Multiple Airlines
Tue 17/112:50 a.m.
HAN
-
YUL
2 stops53h 53m
Multiple Airlines
Deal found 3/7C$ 1,295
Mon 24/87:00 a.m.
YUL
-
DAD
2 stops27h 05m
Korean Air
Mon 21/93:55 p.m.
DAD
-
YUL
2 stops43h 30m
Korean Air
Deal found 1/7C$ 1,300
Mon 12/106:33 p.m.
YYZ
-
DAD
2 stops56h 47m
Korean Air
Wed 21/103:55 p.m.
DAD
-
YYZ
1 stop29h 00m
Korean Air
Deal found 1/7C$ 1,303
Sun 6/912:30 p.m.
YYZ
-
DAD
1 stop21h 35m
Korean Air
Mon 28/910:55 p.m.
DAD
-
YYZ
2 stops53h 40m
Korean Air
Deal found 28/6C$ 1,306
Thu 1/104:55 p.m.
YUL
-
HAN
2 stops33h 20m
Multiple Airlines
Tue 1/122:15 p.m.
HAN
-
YUL
2 stops29h 35m
Multiple Airlines
Deal found 29/6C$ 1,340
Thu 27/86:35 p.m.
YUL
-
HAN
2 stops31h 40m
Multiple Airlines
Mon 14/91:45 a.m.
HAN
-
YUL
2 stops39h 59m
Multiple Airlines
Deal found 29/6C$ 1,351
Mon 31/85:55 p.m.
YYZ
-
DAD
2 stops34h 25m
Philippine Airlines
Thu 1/102:10 p.m.
DAD
-
YYZ
2 stops27h 00m
Philippine Airlines
Deal found 3/7C$ 1,427
Mon 5/104:55 p.m.
YUL
-
HAN
2 stops44h 50m
Multiple Airlines
Tue 1/122:15 p.m.
HAN
-
YUL
2 stops41h 20m
Multiple Airlines
Deal found 30/6C$ 1,432
Tue 6/104:55 p.m.
YUL
-
HAN
2 stops44h 50m
Multiple Airlines
Tue 24/112:15 p.m.
HAN
-
YUL
2 stops42h 28m
Multiple Airlines
Deal found 30/6C$ 1,445

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 3 July 2026.

Round-trip from

C$ 1,222

One-way from

C$ 569

Popular in

December

Cheapest in

August

Average price

C$ 1,984
Korean Air
  • Korean Air
  • 28/11-16/12
  • 2 total stops
  • 51h 25m total
  • Ontario to Vietnam
Search Deals
7/9
  • 7/9
  • 2 total stops
  • 39h 10m total
  • Ontario to Vietnam
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 3 July 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

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

3:55 p.m.-9:55 a.m.

1 stop29h 00m

C$ 1,265

MontrealHanoi

YUL - HAN

YULHAN

Montreal Pierre Elliott Trudeau Intl

Thu 27/8

6:35 p.m.-1:15 p.m.

2 stops31h 40m

Hanoi Noibai

Mon 14/9

1:45 a.m.-6:44 a.m.

2 stops39h 59m

C$ 1,353

MontrealDa Nang

YUL - DAD

YULDAD

Montreal Pierre Elliott Trudeau Intl

Mon 24/8

7:00 a.m.-9:05 p.m.

2 stops27h 05m

Da Nang

Wed 23/9

10:55 p.m.-5:38 p.m.

2 stops53h 43m

C$ 1,472

MontrealDa Nang

YUL - DAD

YULDAD

Montreal Pierre Elliott Trudeau Intl

Sun 23/8

7:00 a.m.-9:05 p.m.

2 stops27h 05m

Da Nang

Thu 24/9

3:55 p.m.-1:38 p.m.

2 stops56h 43m

C$ 1,472

MontrealDa Nang

YUL - DAD

YULDAD

Montreal Pierre Elliott Trudeau Intl

Wed 19/8

7:00 a.m.-9:05 p.m.

2 stops27h 05m

Da Nang

Mon 7/9

10:55 p.m.-2:44 p.m.

2 stops26h 49m

C$ 1,475

MontrealDa Nang

YUL - DAD

YULDAD

Montreal Pierre Elliott Trudeau Intl

Thu 24/9

7:00 a.m.-2:20 p.m.

2 stops44h 20m

Da Nang

Mon 28/9

10:55 p.m.-5:38 p.m.

2 stops53h 43m

C$ 1,475

TorontoDa Nang

YYZ - DAD

YYZDAD

Toronto Pearson Intl

Thu 12/11

11:40 a.m.-2:15 p.m.

1 stop38h 35m

Da Nang

Mon 7/12

3:45 p.m.-12:40 p.m.

2 stops56h 55m

C$ 1,478
Quickest round-trip

TorontoDa Nang

YYZ - DAD

YYZDAD

Toronto Pearson Intl

Thu 3/9

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

1 stop21h 35m

Da Nang

Fri 2/10

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

1 stop22h 00m

C$ 1,481

TorontoDa Nang

YYZ - DAD

YYZDAD

Toronto Pearson Intl

Fri 4/9

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

1 stop21h 35m

Da Nang

Mon 14/9

3:55 p.m.-9:55 a.m.

1 stop29h 00m

C$ 1,481

MontrealHanoi

YUL - HAN

YULHAN

Montreal Pierre Elliott Trudeau Intl

Tue 13/10

6:25 p.m.-1:15 p.m.

2 stops31h 50m

Hanoi Noibai

Tue 17/11

2:15 p.m.-7:50 a.m.

2 stops29h 35m

C$ 1,509

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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$ 1,402). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 2,037). 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 Air Canada can get you from Region of Ontario to Vietnam in just under 21h 35m. Your travel time can differ by up to 9h 40m. 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$ 508. 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$ 1,402). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 2,037). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to New Delhi flights
Vancouver Intl to New Delhi flights
Vancouver Intl to Hong Kong flights
Vancouver Intl to Haneda flights
Pearson Intl to Narita flights
Vancouver Intl to Suvarnabhumi flights
Vancouver Intl to Narita flights
Pearson Intl to Haneda flights
Toronto Island to New Delhi flights
Vancouver Intl to Manila flights
Pearson Intl to Hong Kong flights
Pierre Elliott Trudeau Intl to Narita flights
Pearson Intl to Suvarnabhumi flights
Pierre Elliott Trudeau Intl to Suvarnabhumi flights
Pearson Intl to Mumbai flights
Pearson Intl to Manila flights
Pearson Intl to Hongqiao Intl flights
Vancouver Intl to Incheon Intl flights
Pierre Elliott Trudeau Intl to Haneda flights
Pearson Intl to Ahmedabad flights
Toronto Island to Mumbai flights
Vancouver Intl to Hongqiao Intl flights
Vancouver Intl to Taiwan Taoyuan Intl flights
Pearson Intl to Incheon Intl flights
Abbotsford to New Delhi flights
Pearson Intl to Pu Dong flights
Pearson Intl to Ho Chi Minh City flights
Pearson Intl to Don Mueang Intl flights
Pearson Intl to Bangalore flights
Vancouver Intl to Pu Dong flights
Calgary to New Delhi flights
Calgary to Manila flights
Pierre Elliott Trudeau Intl to Don Mueang Intl flights
Edmonton to New Delhi flights
Vancouver Intl to Singapore flights
Edmonton to Manila flights
Pearson Intl to Colombo flights
Abbotsford to Suvarnabhumi flights
Pearson Intl to Hyderabad flights
Pearson Intl to Taiwan Taoyuan Intl flights
Pearson Intl to Kathmandu flights
Pierre Elliott Trudeau Intl to Hongqiao Intl flights
Pearson Intl to Capital flights
Calgary to Narita flights
Toronto Island to Narita flights
Pearson Intl to Lahore flights
Pearson Intl to Cochin flights
Vancouver Intl to Don Mueang Intl flights
Toronto Island to Ahmedabad flights
Pearson Intl to Beijing Daxing Intl flights

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 3 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapestC$ 922AverageC$ 1,450FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
China EasternCheapestC$ 1,042AverageC$ 1,566FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
American AirlinesCheapestC$ 1,051AverageC$ 1,358FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Cathay PacificCheapestC$ 1,092AverageC$ 1,833FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
ANACheapestC$ 1,154AverageC$ 1,469FlexibilityNo cancel feeOn-time80%
Search ANA flights
United AirlinesCheapestC$ 1,171AverageC$ 1,439FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Japan AirlinesCheapestC$ 1,269AverageC$ 1,516FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
China AirlinesCheapestC$ 1,297AverageC$ 1,762FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Air CanadaCheapestC$ 1,301AverageC$ 1,656FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Korean AirCheapestC$ 1,330AverageC$ 1,831FlexibilityNo 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

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.