How long is the flight from Region of Ontario to Vietnam?

United Airlines, Korean Air, and Delta can get you from Region of Ontario to Vietnam in just under 41h 35m. Your travel time can differ by up to 4h. Region of Ontario and Vietnam are separated by a distance of 12606 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 Air India, with whom users have recently found tickets for as low as C$ 496. However, be on the lookout for offers from Philippine Airlines and Korean Air, as they are both options that can get you from Region of Ontario to Vietnam for a low price.

In terms of precipitation, rainfall in Vietnam ranges from 0.0 - 340.0 mm per month. September is typically the wettest month, when rainfall can reach 340.0 mm. February is typically the driest time to visit Vietnam when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Vietnam, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

What is the cheapest time of day to fly from ON to VN?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to Vietnam as you normally would.

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.

C$ 699+ Cheap Flights from Ontario to Vietnam

Cheap flight deals from Ontario to Vietnam

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 7 November 2026.

Sat 28/116:15 a.m. -

2 stops44h 00m

Sat 12/123:45 p.m. -

1 stop29h 35m

Deal found 7/11C$ 1,311

Sun 22/115:25 p.m. -

2 stops56h 50m

Mon 7/1211:00 p.m. -

1 stop22h 20m

Deal found 6/11C$ 1,321

Mon 7/121:40 p.m. -

2 stops33h 00m

Mon 14/127:45 p.m. -

2 stops24h 05m

Deal found 7/11C$ 1,449

Tue 1/125:30 p.m. -

2 stops43h 55m

Sat 12/122:35 a.m. -

1 stop31h 25m

Deal found 7/11C$ 1,479

Tue 1/125:30 p.m. -

2 stops43h 55m

Sat 5/122:35 a.m. -

1 stop31h 25m

Deal found 4/11C$ 1,483

Tue 1/127:00 p.m. -

2 stops42h 25m

Sat 12/122:25 p.m. -

1 stop19h 35m

Deal found 7/11C$ 1,504

Sat 21/1110:20 p.m. -

2 stops51h 55m

Sat 12/123:45 p.m. -

1 stop29h 35m

Deal found 6/11C$ 1,509

Sat 21/119:00 p.m. -

2 stops42h 15m

Wed 25/111:30 p.m. -

2 stops42h 20m

Deal found 5/11C$ 1,514

Sat 14/117:00 p.m. -

2 stops42h 25m

Fri 4/122:35 a.m. -

2 stops39h 10m

Deal found 6/11C$ 1,520

Sat 28/116:15 a.m. -

2 stops27h 25m

Fri 11/123:45 p.m. -

2 stops50h 00m

Deal found 7/11C$ 1,527

Thu 19/116:00 a.m. -

2 stops41h 10m

Mon 23/1112:20 p.m. -

2 stops34h 59m

Deal found 3/11C$ 1,538

Tue 1/125:30 p.m. -

2 stops43h 55m

Sat 5/122:35 a.m. -

2 stops39h 10m

Deal found 4/11C$ 1,545

Best flights from Ontario to Vietnam
Discover carefully curated flight deals from Ontario to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 November 2026.

Fri 23/46:00 p.m. -

2 stops41h 35m

Wed 2/611:35 p.m. -

2 stops33h 21m

Deal found 5/11C$ 1,509

Sun 15/117:35 a.m. -

2 stops42h 40m

Tue 15/123:45 p.m. -

2 stops36h 29m

Deal found 4/11C$ 1,572

Fri 22/112:10 p.m. -

2 stops45h 35m

Tue 9/312:20 p.m. -

2 stops34h 49m

Deal found 5/11C$ 1,646

Tue 19/12:15 p.m. -

1 stop31h 50m

Tue 9/310:30 a.m. -

1 stop38h 00m

Deal found 4/11C$ 1,756

Sat 17/45:15 p.m. -

2 stops40h 50m

Wed 21/410:55 p.m. -

2 stops37h 05m

Deal found 3/11C$ 2,009

Mon 1/21:15 p.m. -

1 stop45h 00m

Fri 12/23:45 p.m. -

2 stops34h 40m

Deal found 7/11C$ 2,058

Tue 27/47:30 a.m. -

2 stops28h 05m

Wed 12/511:55 p.m. -

2 stops35h 32m

Deal found 6/11C$ 1,610

Sat 28/1111:35 a.m. -

1 stop22h 05m

Wed 9/1211:00 p.m. -

1 stop22h 20m

Deal found 6/11C$ 1,660

Thu 21/12:15 p.m. -

1 stop40h 00m

Mon 8/310:30 a.m. -

1 stop38h 00m

Deal found 6/11C$ 1,757

Thu 15/47:00 a.m. -

2 stops28h 35m

Sun 2/511:55 p.m. -

2 stops30h 39m

Deal found 2/11C$ 1,616

Wed 17/211:50 a.m. -

1 stop24h 00m

Wed 14/411:45 p.m. -

2 stops28h 41m

Deal found 6/11C$ 1,687

Sat 17/45:45 a.m. -

3 stops29h 05m

Wed 21/411:30 p.m. -

3 stops59h 10m

Deal found 3/11C$ 3,766

Wed 2/124:36 p.m. -

2 stops42h 39m

Tue 8/1212:35 a.m. -

2 stops48h 36m

Deal found 4/11C$ 1,620

Sat 23/12:15 p.m. -

1 stop37h 30m

Sun 7/37:25 p.m. -

1 stop29h 05m

Deal found 3/11C$ 1,793

Sun 22/115:45 p.m. -

3 stops34h 05m

Thu 26/1110:20 a.m. -

3 stops33h 47m

Deal found 2/11C$ 2,106

Wed 3/29:00 a.m. -

2 stops38h 10m

Fri 26/212:20 p.m. -

2 stops40h 53m

Deal found 2/11C$ 1,749

Sun 22/113:45 p.m. -

3 stops43h 25m

Sun 6/1211:30 p.m. -

2 stops26h 47m

Deal found 3/11C$ 1,632

Sun 7/32:15 p.m. -

1 stop39h 50m

Thu 11/310:30 a.m. -

1 stop38h 00m

Deal found 3/11C$ 1,917

Sat 6/210:20 p.m. -

2 stops50h 30m

Thu 4/32:05 p.m. -

2 stops39h 08m

Deal found 5/11C$ 1,760

Mon 23/116:00 a.m. -

2 stops27h 25m

Wed 9/1211:05 p.m. -

2 stops45h 50m

Deal found 6/11C$ 2,344

Wed 24/37:40 p.m. -

3 stops40h 30m

Sun 18/411:15 p.m. -

2 stops31h 36m

Deal found 3/11C$ 1,632

Mon 7/127:00 a.m. -

2 stops42h 25m

Mon 12/47:10 p.m. -

2 stops32h 05m

Deal found 2/11C$ 2,264

Mon 23/116:30 a.m. -

2 stops26h 55m

Mon 7/1211:05 p.m. -

2 stops26h 30m

Deal found 6/11C$ 2,344

Sat 6/29:00 a.m. -

2 stops39h 50m

Fri 5/32:05 p.m. -

1 stop31h 15m

Deal found 5/11C$ 1,770

Sun 22/112:05 p.m. -

2 stops45h 05m

Mon 5/411:15 p.m. -

2 stops49h 00m

Deal found 3/11C$ 1,632

Tue 12/18:00 a.m. -

2 stops29h 10m

Tue 26/111:50 p.m. -

2 stops28h 55m

Deal found 5/11C$ 2,270

Mon 1/26:00 a.m. -

2 stops41h 10m

Fri 26/212:20 p.m. -

2 stops34h 57m

Deal found 2/11C$ 1,783

Sun 22/1112:20 p.m. -

2 stops45h 05m

Thu 10/1211:05 p.m. -

2 stops53h 09m

Deal found 6/11C$ 2,394

Wed 2/126:00 a.m. -

2 stops30h 15m

Wed 9/127:30 a.m. -

2 stops25h 46m

Deal found 4/11C$ 1,637

Mon 15/25:45 p.m. -

3 stops34h 05m

Mon 8/34:50 p.m. -

3 stops33h 40m

Deal found 4/11C$ 2,339

Find flight deals from Ontario to Vietnam

Round-trip from	C$ 1,277
One-way from	C$ 699
Popular in	July
Cheapest in	April
Average price	C$ 1,617

Korean Air
18/4-17/5
3 total stops
63h 50m total
Ontario to Vietnam

Search Deals

20/4-31/12
3 total stops
33h 30m total
Ontario to Vietnam

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (C$ 277 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 55 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Thunder BayDa Nang

YQT Thunder Bay - DAD Da Nang

YQTDAD

Thunder Bay

Tue 20/4

4:40 p.m.-1:10 p.m.

3 stops33h 30m

Da Nang

Wed 31/12

12:00 a.m.-11:00 a.m.

Nonstop0h 00m

C$ 699

TorontoDa Nang

YYZ Toronto Pearson Intl - DAD Da Nang

YYZDAD

Toronto Pearson Intl

Tue 26/1

9:00 a.m.-2:15 p.m.

2 stops41h 15m

Da Nang

Wed 31/12

12:00 a.m.-11:00 a.m.

Nonstop0h 00m

C$ 838

TorontoDa Nang

YYZ Toronto Pearson Intl - DAD Da Nang

YYZDAD

Toronto Pearson Intl

Sun 22/11

5:25 p.m.-2:15 p.m.

2 stops56h 50m

Da Nang

Wed 31/12

12:00 a.m.-11:00 a.m.

Nonstop0h 00m

C$ 866

TorontoHanoi

YYZ Toronto Pearson Intl - HAN Hanoi Noibai

YYZHAN

Toronto Pearson Intl

Tue 2/2

10:20 p.m.-2:40 p.m.

2 stops52h 20m

Hanoi Noibai

Wed 31/12

12:00 a.m.-11:00 a.m.

Nonstop0h 00m

C$ 869

TorontoHanoi

YYZ Toronto Pearson Intl - HAN Hanoi Noibai

YYZHAN

Toronto Pearson Intl

Tue 17/11

9:55 a.m.-10:00 p.m.

3 stops48h 05m

Hanoi Noibai

Wed 31/12

12:00 a.m.-11:00 a.m.

Nonstop0h 00m

C$ 870

TorontoDa Nang

YYZ Toronto Pearson Intl - DAD Da Nang

YYZDAD

Toronto Pearson Intl

Sun 15/11

6:15 a.m.-9:40 p.m.

2 stops27h 25m

Da Nang

Wed 31/12

12:00 a.m.-11:00 a.m.

Nonstop0h 00m

C$ 872

TorontoDa Nang

YYZ Toronto Pearson Intl - DAD Da Nang

YYZDAD

Toronto Pearson Intl

Sun 17/1

6:00 a.m.-2:15 p.m.

2 stops44h 15m

Da Nang

Wed 31/12

12:00 a.m.-11:00 a.m.

Nonstop0h 00m

C$ 873

TorontoDa Nang

YYZ Toronto Pearson Intl - DAD Da Nang

YYZDAD

Toronto Pearson Intl

Sat 16/1

6:25 p.m.-2:15 p.m.

2 stops31h 50m

Da Nang

Wed 31/12

12:00 a.m.-11:00 a.m.

Nonstop0h 00m

C$ 873

TorontoDa Nang

YYZ Toronto Pearson Intl - DAD Da Nang

YYZDAD

Toronto Pearson Intl

Fri 29/1

6:00 a.m.-2:15 p.m.

2 stops44h 15m

Da Nang

Wed 31/12

12:00 a.m.-11:00 a.m.

Nonstop0h 00m

C$ 877

TorontoHanoi

YYZ Toronto Pearson Intl - HAN Hanoi Noibai

YYZHAN

Toronto Pearson Intl

Mon 16/11

6:30 a.m.-11:05 p.m.

2 stops28h 35m

Hanoi Noibai

Wed 31/12

12:00 a.m.-11:00 a.m.

Nonstop0h 00m

C$ 891

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/11

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

YYZ-DAD

YYZ-HAN

YQT-DAD

YOW-SGN

YOW-HAN

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

CAON-VN0

YYZ-DAD

YYZ-HAN

YQT-DAD

YOW-SGN

What is the cheapest month to book a flight from Region of Ontario to Vietnam?

Currently, April is the cheapest month in which you can book a flight from Region of Ontario to Vietnam (average of C$ 1,625). Flying from Region of Ontario to Vietnam in December is currently the most expensive (average of C$ 2,062). 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 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

How long is the flight from Region of Ontario to Vietnam?
United Airlines, Korean Air, and Delta can get you from Region of Ontario to Vietnam in just under 41h 35m. Your travel time can differ by up to 4h. Region of Ontario and Vietnam are separated by a distance of 12606 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 Air India, with whom users have recently found tickets for as low as C$ 496. However, be on the lookout for offers from Philippine Airlines and Korean Air, 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, April is the cheapest month in which you can book a flight from Region of Ontario to Vietnam (average of C$ 1,625). Flying from Region of Ontario to Vietnam in December is currently the most expensive (average of C$ 2,062). 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

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Top 10 airlines flying from Ontario to Vietnam

Airline	Cheapest	Average	Flexibility	On-time
Air India	CheapestC$ 950	AverageC$ 986	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
Philippine Airlines	CheapestC$ 954	AverageC$ 1,381	FlexibilityNo cancel fee	On-time60%	Search Philippine Airlines flights
Cathay Pacific	CheapestC$ 1,093	AverageC$ 1,743	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
China Eastern	CheapestC$ 1,103	AverageC$ 1,592	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
United Airlines	CheapestC$ 1,159	AverageC$ 1,559	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Korean Air	CheapestC$ 1,230	AverageC$ 1,727	FlexibilityNo cancel fee	On-time81%	Search Korean Air flights
ANA	CheapestC$ 1,272	AverageC$ 1,664	FlexibilityNo cancel fee	On-time80%	Search ANA flights
Air Canada	CheapestC$ 1,309	AverageC$ 1,743	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Qatar Airways	CheapestC$ 1,361	AverageC$ 1,661	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
Japan Airlines	CheapestC$ 1,373	AverageC$ 1,758	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights

Fly with Cheapflights

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.

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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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Cheap flights from Ontario to Vietnam from C$ 699

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/4. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ontario to Vietnam

Cheapest flights from Ontario to VietnamExplore 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 7 November 2026.

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 7 November 2026.

Best flights from Ontario to VietnamDiscover carefully curated flight deals from Ontario to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 November 2026.

Discover carefully curated flight deals from Ontario to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 November 2026.

Last-minute flights from Ontario to VietnamDiscover last-minute flight deals from Ontario to Vietnam. Data last updated 7 November 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Vietnam. Data last updated 7 November 2026 and is based on user searches.

One-way flights from Ontario to VietnamSearch for one-way flight options from Ontario to Vietnam. Find affordable one-way fares based on user searches. Data last updated 7 November 2026.

Search for one-way flight options from Ontario to Vietnam. Find affordable one-way fares based on user searches. Data last updated 7 November 2026.

Find flight deals from Ontario to Vietnam

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Vietnam that are best for you.

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.

Cheapflights Insights

What is the cheapest month to book a flight from Region of Ontario to Vietnam?

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 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

How long is the flight from Region of Ontario to Vietnam?

What are the cheapest airlines to fly from Region of Ontario to Vietnam one-way?

Can I find deals for flights from Ontario to Vietnam that include hotel bookings?

How can I find direct flights from Ontario to Vietnam?

Can I find deals for business class flights from Ontario to Vietnam?

What is the cheapest month to book a flight from Region of Ontario to Vietnam?

Browse thousands of different options on Cheapflights for your next trip

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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.

Complete your trip

Complete your trip to Vietnam by adding a car rental and/or hotel reservation to your travel itinerary.

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Book a non-stop flight to one of these other cities located in .

Search flights from Ontario to Vietnam by cabin class

Find flights from Ontario to Vietnam, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ontario and Vietnam flights

Browse other Ontario and Vietnam flight options. Last updated on 7 November 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Find a return flight route from Vietnam

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Ontario to Vietnam flights

Consider these flights travelling from Ontario to Vietnam.

Fly to Vietnam regions

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Top 10 airlines flying from Ontario to Vietnam

Fly with Cheapflights

How does Cheapflights help users find flights from Ontario to Vietnam?

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Can Cheapflights find flights from Ontario to Vietnam with no change fees?

Can Cheapflights notify me if prices for flights from Ontario to Vietnam become cheaper?

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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 7 November 2026.

Best flights from Ontario to Vietnam
Discover carefully curated flight deals from Ontario to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 7 November 2026.

Last-minute flights from Ontario to Vietnam
Discover last-minute flight deals from Ontario to Vietnam. Data last updated 7 November 2026 and is based on user searches.

One-way flights from Ontario to Vietnam
Search for one-way flight options from Ontario to Vietnam. Find affordable one-way fares based on user searches. Data last updated 7 November 2026.