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Cheap flights from Ontario to Vietnam from C$ 553

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 24/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SGN
27 Jul — 3 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 27 June 2026.

Tue 24/1111:40 a.m.
YYZ
-
DAD
1 stop38h 35m
Korean Air
Sat 12/123:45 p.m.
DAD
-
YYZ
1 stop29h 35m
Korean Air
Deal found 26/6C$ 1,049
Fri 4/912:30 p.m.
YYZ
-
DAD
1 stop21h 35m
Korean Air
Mon 14/93:55 p.m.
DAD
-
YYZ
1 stop29h 00m
Korean Air
Deal found 26/6C$ 1,050
Thu 12/1111:40 a.m.
YYZ
-
DAD
1 stop21h 50m
Korean Air
Wed 9/123:45 p.m.
DAD
-
YYZ
2 stops56h 55m
Korean Air
Deal found 26/6C$ 1,263
Thu 19/1111:40 a.m.
YYZ
-
DAD
1 stop38h 35m
Korean Air
Fri 11/123:45 p.m.
DAD
-
YYZ
1 stop29h 35m
Korean Air
Deal found 26/6C$ 1,266
Sun 23/812:55 p.m.
YYZ
-
DAD
1 stop21h 10m
Korean Air
Sun 13/910:55 p.m.
DAD
-
YYZ
2 stops36h 04m
Korean Air
Deal found 26/6C$ 1,303
Mon 12/106:28 p.m.
YYZ
-
DAD
2 stops39h 37m
Korean Air
Wed 21/1010:55 p.m.
DAD
-
YYZ
1 stop22h 00m
Korean Air
Deal found 26/6C$ 1,308
Thu 1/108:20 a.m.
YUL
-
HAN
2 stops41h 55m
Multiple Airlines
Sat 31/102:50 a.m.
HAN
-
YUL
2 stops53h 53m
Multiple Airlines
Deal found 24/6C$ 1,317
Mon 19/104:55 p.m.
YUL
-
HAN
2 stops57h 20m
Multiple Airlines
Tue 15/122:15 p.m.
HAN
-
YUL
2 stops42h 51m
Multiple Airlines
Deal found 23/6C$ 1,318
Mon 19/104:55 p.m.
YUL
-
HAN
2 stops44h 50m
Multiple Airlines
Tue 1/122:50 a.m.
HAN
-
YUL
2 stops54h 16m
Multiple Airlines
Deal found 23/6C$ 1,330
Thu 22/105:40 p.m.
YUL
-
HAN
2 stops32h 35m
Multiple Airlines
Tue 1/122:50 a.m.
HAN
-
YUL
2 stops54h 16m
Multiple Airlines
Deal found 23/6C$ 1,342
Sun 1/118:00 a.m.
YUL
-
HAN
2 stops29h 50m
Multiple Airlines
Tue 1/122:50 a.m.
HAN
-
YUL
2 stops53h 53m
Multiple Airlines
Deal found 25/6C$ 1,354
Wed 4/116:15 p.m.
YUL
-
HAN
2 stops43h 35m
Multiple Airlines
Tue 17/112:50 a.m.
HAN
-
YUL
2 stops53h 53m
Multiple Airlines
Deal found 24/6C$ 1,432

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 June 2026.

Round-trip from

C$ 1,049

One-way from

C$ 553

Popular in

July

Cheapest in

September

Average price

C$ 1,884
Korean Air
  • Korean Air
  • 24/11-12/12
  • 2 total stops
  • 68h 10m total
  • Ontario to Vietnam
Search Deals
24/8
  • 24/8
  • 2 total stops
  • 46h 25m total
  • Ontario to Vietnam
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 149 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 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 12/11

11:40 a.m.-9:30 p.m.

1 stop21h 50m

Da Nang

Wed 9/12

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

2 stops56h 55m

C$ 1,263

TorontoDa Nang

YYZ - DAD

YYZDAD

Toronto Pearson Intl

Fri 13/11

11:40 a.m.-9:30 p.m.

1 stop21h 50m

Da Nang

Sat 5/12

3:45 p.m.-9:20 a.m.

1 stop29h 35m

C$ 1,263

TorontoDa Nang

YYZ - DAD

YYZDAD

Toronto Pearson Intl

Thu 12/11

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

1 stop38h 35m

Da Nang

Sat 5/12

11:20 p.m.-12:40 p.m.

2 stops49h 20m

C$ 1,263

TorontoDa Nang

YYZ - DAD

YYZDAD

Toronto Pearson Intl

Thu 19/11

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

1 stop38h 35m

Da Nang

Fri 11/12

3:45 p.m.-9:20 a.m.

1 stop29h 35m

C$ 1,266

MontrealDa Nang

YUL - DAD

YULDAD

Montreal Pierre Elliott Trudeau Intl

Thu 20/8

5:45 p.m.-9:05 p.m.

2 stops40h 20m

Da Nang

Thu 3/9

3:55 p.m.-1:41 p.m.

2 stops56h 46m

C$ 1,461

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.-11:59 p.m.

2 stops36h 04m

C$ 1,476

MontrealDa Nang

YUL - DAD

YULDAD

Montreal Pierre Elliott Trudeau Intl

Thu 24/9

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

2 stops27h 05m

Da Nang

Mon 28/9

10:55 p.m.-4:54 p.m.

2 stops52h 59m

C$ 1,566

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Wed 16/9

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

3 stops28h 55m

Ho Chi Minh City

Wed 7/10

11:15 p.m.-7:02 p.m.

2 stops30h 47m

C$ 1,592

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Thu 17/9

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

3 stops28h 40m

Ho Chi Minh City

Thu 12/11

7:30 a.m.-9:16 p.m.

2 stops25h 46m

C$ 1,593

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Tue 29/9

7:30 p.m.-9:55 p.m.

2 stops39h 25m

Ho Chi Minh City

Thu 29/10

7:30 a.m.-2:09 p.m.

2 stops41h 39m

C$ 1,595

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/6

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$ 1,402). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 2,036). 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, Air Canada, and United Airlines can get you from Region of Ontario to Vietnam in just under 21h 10m. Your travel time can differ by up to 7h 45m. 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$ 2,036). 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 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapestC$ 921AverageC$ 1,446FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
China EasternCheapestC$ 1,041AverageC$ 1,565FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
American AirlinesCheapestC$ 1,051AverageC$ 1,357FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Cathay PacificCheapestC$ 1,091AverageC$ 1,825FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
ANACheapestC$ 1,153AverageC$ 1,418FlexibilityNo cancel feeOn-time80%
Search ANA flights
United AirlinesCheapestC$ 1,171AverageC$ 1,413FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Japan AirlinesCheapestC$ 1,269AverageC$ 1,515FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
China AirlinesCheapestC$ 1,296AverageC$ 1,762FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Air CanadaCheapestC$ 1,298AverageC$ 1,655FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Korean AirCheapestC$ 1,330AverageC$ 1,838FlexibilityNo 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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