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

Korean Air, United Airlines, and Delta can get you from Region of Ontario to Vietnam in just under 39h 25m. Your travel time can differ by up to 19h 55m. Region of Ontario and Vietnam are separated by a distance of 12769 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$ 490. 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$ 781+ 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 2 November 2026.

Sat 14/115:25 p.m. -

2 stops56h 50m

Thu 3/1211:00 p.m. -

1 stop22h 20m

Deal found 28/10C$ 1,302

Mon 9/117:35 a.m. -

2 stops42h 40m

Mon 23/1111:00 p.m. -

1 stop22h 20m

Deal found 29/10C$ 1,306

Mon 2/117:00 p.m. -

2 stops42h 25m

Wed 25/112:35 a.m. -

2 stops39h 10m

Deal found 2/11C$ 1,407

Tue 10/115:30 p.m. -

2 stops43h 55m

Tue 24/112:35 a.m. -

2 stops39h 10m

Deal found 1/11C$ 1,418

Sat 28/114:30 p.m. -

3 stops30h 10m

Sat 5/127:45 p.m. -

2 stops24h 05m

Deal found 30/10C$ 1,422

Fri 27/117:00 p.m. -

2 stops42h 25m

Thu 3/122:35 a.m. -

1 stop31h 25m

Deal found 30/10C$ 1,429

Tue 3/1112:00 p.m. -

2 stops49h 25m

Thu 12/112:25 p.m. -

2 stops27h 20m

Deal found 28/10C$ 1,431

Thu 26/115:10 p.m. -

3 stops29h 30m

Thu 3/127:45 p.m. -

2 stops24h 05m

Deal found 29/10C$ 1,433

Wed 11/117:00 p.m. -

2 stops42h 25m

Sun 29/112:35 a.m. -

2 stops39h 10m

Deal found 28/10C$ 1,436

Wed 25/115:30 p.m. -

2 stops43h 55m

Thu 3/122:35 a.m. -

1 stop31h 25m

Deal found 29/10C$ 1,440

Sun 15/115:30 p.m. -

2 stops43h 55m

Sun 29/112:35 a.m. -

2 stops39h 10m

Deal found 30/10C$ 1,445

Thu 26/116:25 p.m. -

2 stops31h 50m

Thu 3/123:45 p.m. -

1 stop29h 35m

Deal found 29/10C$ 1,450

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 2 November 2026.

Wed 18/1110:20 p.m. -

2 stops59h 20m

Wed 2/123:45 p.m. -

1 stop29h 35m

Deal found 28/10C$ 1,487

Mon 22/24:36 p.m. -

2 stops42h 39m

Sat 6/312:25 a.m. -

2 stops26h 03m

Deal found 28/10C$ 1,496

Sat 30/17:45 a.m. -

2 stops39h 25m

Wed 17/212:20 p.m. -

2 stops22h 48m

Deal found 1/11C$ 1,556

Fri 27/116:10 a.m. -

3 stops44h 30m

Fri 4/123:40 p.m. -

3 stops44h 00m

Deal found 29/10C$ 1,640

Tue 26/12:15 p.m. -

1 stop31h 50m

Tue 16/210:30 a.m. -

1 stop38h 00m

Deal found 1/11C$ 1,738

Tue 2/27:45 a.m. -

2 stops31h 30m

Tue 2/31:30 p.m. -

2 stops23h 24m

Deal found 1/11C$ 2,047

Sat 17/42:55 p.m. -

2 stops44h 40m

Wed 21/411:55 p.m. -

2 stops44h 46m

Deal found 1/11C$ 2,075

Mon 25/12:25 p.m. -

1 stop39h 45m

Tue 9/38:15 a.m. -

1 stop36h 35m

Deal found 29/10C$ 2,107

Mon 25/110:20 a.m. -

2 stops41h 10m

Fri 19/210:40 p.m. -

3 stops45h 35m

Deal found 1/11C$ 2,669

Tue 17/117:35 a.m. -

2 stops42h 40m

Wed 2/1211:00 p.m. -

2 stops42h 45m

Deal found 28/10C$ 1,516

Wed 24/27:44 p.m. -

3 stops39h 26m

Wed 19/511:15 p.m. -

2 stops45h 28m

Deal found 30/10C$ 1,614

Fri 29/15:25 p.m. -

2 stops56h 50m

Wed 10/33:45 p.m. -

2 stops37h 41m

Deal found 31/10C$ 1,556

Mon 18/12:15 p.m. -

1 stop40h 00m

Mon 8/37:25 p.m. -

1 stop29h 05m

Deal found 2/11C$ 1,738

Sat 28/115:40 p.m. -

2 stops29h 00m

Sat 5/127:45 p.m. -

3 stops25h 30m

Deal found 31/10C$ 1,738

Wed 2/127:00 p.m. -

2 stops40h 15m

Sat 5/1212:35 a.m. -

2 stops42h 06m

Deal found 2/11C$ 1,615

Fri 22/12:15 p.m. -

1 stop31h 50m

Sun 7/37:25 p.m. -

1 stop29h 05m

Deal found 31/10C$ 1,774

Mon 8/37:40 p.m. -

3 stops39h 30m

Thu 6/57:00 a.m. -

2 stops27h 54m

Deal found 30/10C$ 1,615

Sat 27/210:20 p.m. -

2 stops61h 30m

Thu 11/32:05 p.m. -

1 stop31h 15m

Deal found 1/11C$ 1,660

Mon 1/37:45 a.m. -

2 stops31h 30m

Sat 6/38:15 a.m. -

3 stops35h 56m

Deal found 29/10C$ 1,855

Tue 12/12:15 p.m. -

1 stop31h 30m

Tue 26/110:30 a.m. -

1 stop38h 00m

Deal found 28/10C$ 1,780

Tue 23/26:00 a.m. -

2 stops27h 55m

Tue 23/311:30 p.m. -

2 stops26h 42m

Deal found 29/10C$ 1,660

Fri 15/19:00 a.m. -

2 stops38h 10m

Thu 18/212:20 p.m. -

2 stops46h 20m

Deal found 28/10C$ 1,682

Tue 8/127:00 a.m. -

2 stops29h 55m

Mon 21/122:10 a.m. -

1 stop29h 05m

Deal found 1/11C$ 1,864

Mon 15/32:35 p.m. -

2 stops44h 20m

Sat 17/47:00 a.m. -

2 stops28h 14m

Deal found 29/10C$ 1,665

Tue 23/32:00 p.m. -

3 stops32h 40m

Wed 21/43:45 p.m. -

3 stops34h 45m

Deal found 28/10C$ 1,868

Tue 24/1112:35 a.m. -

1 stop29h 30m

Wed 2/126:55 p.m. -

1 stop38h 00m

Deal found 28/10C$ 1,881

Tue 17/116:00 a.m. -

2 stops28h 25m

Tue 8/1211:40 p.m. -

1 stop21h 40m

Deal found 31/10C$ 1,710

Tue 1/125:10 p.m. -

2 stops40h 45m

Tue 9/311:30 p.m. -

2 stops32h 56m

Deal found 30/10C$ 1,665

Tue 1/128:45 a.m. -

2 stops27h 10m

Mon 14/1212:55 a.m. -

2 stops36h 29m

Deal found 28/10C$ 1,883

Sat 16/110:20 p.m. -

2 stops35h 25m

Mon 15/211:05 p.m. -

2 stops30h 21m

Deal found 28/10C$ 1,723

Find flight deals from Ontario to Vietnam

Round-trip from	C$ 1,302
One-way from	C$ 781
Popular in	July
Cheapest in	April
Average price	C$ 1,589

Korean Air
14/11-3/12
3 total stops
79h 10m total
Ontario to Vietnam

Search Deals

30/4-31/12
2 total stops
38h 35m total
Ontario to Vietnam

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (C$ 276 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 54 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

OttawaHanoi

YOW Ottawa - HAN Hanoi Noibai

YOWHAN

Ottawa

Thu 7/1

10:35 a.m.-3:00 a.m.

3 stops52h 25m

Hanoi Noibai

Wed 31/12

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

Nonstop0h 00m

C$ 849

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$ 859

TorontoDa Nang

YYZ Toronto Pearson Intl - DAD Da Nang

YYZDAD

Toronto Pearson Intl

Fri 8/1

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$ 859

OttawaHanoi

YOW Ottawa - HAN Hanoi Noibai

YOWHAN

Ottawa

Sat 9/1

5:10 a.m.-3:15 a.m.

3 stops34h 05m

Hanoi Noibai

Wed 31/12

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

Nonstop0h 00m

C$ 862

TorontoDa Nang

YYZ Toronto Pearson Intl - DAD Da Nang

YYZDAD

Toronto Pearson Intl

Sun 22/11

5:25 p.m.-9:40 p.m.

2 stops40h 15m

Da Nang

Wed 31/12

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

Nonstop0h 00m

C$ 863

OttawaHo Chi Minh City

YOW Ottawa - SGN Ho Chi Minh City

YOWSGN

Ottawa

Tue 19/1

6:10 a.m.-11:25 a.m.

3 stops41h 15m

Ho Chi Minh City

Wed 31/12

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

Nonstop0h 00m

C$ 865

TorontoHo Chi Minh City

YYZ Toronto Pearson Intl - SGN Ho Chi Minh City

YYZSGN

Toronto Pearson Intl

Mon 11/1

10:20 p.m.-8:50 a.m.

2 stops46h 30m

Ho Chi Minh City

Wed 31/12

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

Nonstop0h 00m

C$ 914

OttawaDa Nang

YOW Ottawa - DAD Da Nang

YOWDAD

Ottawa

Sat 28/11

10:15 a.m.-9:15 p.m.

3 stops47h 00m

Da Nang

Wed 31/12

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

Nonstop0h 00m

C$ 929

TorontoHo Chi Minh City

YYZ Toronto Pearson Intl - SGN Ho Chi Minh City

YYZSGN

Toronto Pearson Intl

Mon 15/2

10:20 p.m.-12:50 p.m.

2 stops50h 30m

Ho Chi Minh City

Wed 31/12

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

Nonstop0h 00m

C$ 932

OttawaHanoi

YOW Ottawa - HAN Hanoi Noibai

YOWHAN

Ottawa

Fri 30/4

7:00 a.m.-11:30 a.m.

3 stops41h 30m

Hanoi Noibai

Wed 31/12

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

Nonstop0h 00m

C$ 935

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

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

YOW-HAN

YYZ-HAN

YYZ-SGN

YYZ-PQC

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

YOW-HAN

YYZ-HAN

YYZ-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$ 1,607). Flying from Region of Ontario to Vietnam in December 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 86 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?
Korean Air, United Airlines, and Delta can get you from Region of Ontario to Vietnam in just under 39h 25m. Your travel time can differ by up to 19h 55m. Region of Ontario and Vietnam are separated by a distance of 12769 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$ 490. 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$ 1,607). Flying from Region of Ontario to Vietnam in December 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

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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$ 940	AverageC$ 975	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
Philippine Airlines	CheapestC$ 944	AverageC$ 1,362	FlexibilityNo cancel fee	On-time60%	Search Philippine Airlines flights
Cathay Pacific	CheapestC$ 1,076	AverageC$ 1,709	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
China Eastern	CheapestC$ 1,091	AverageC$ 1,571	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
United Airlines	CheapestC$ 1,146	AverageC$ 1,540	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Korean Air	CheapestC$ 1,217	AverageC$ 1,708	FlexibilityNo cancel fee	On-time81%	Search Korean Air flights
ANA	CheapestC$ 1,258	AverageC$ 1,644	FlexibilityNo cancel fee	On-time80%	Search ANA flights
Air Canada	CheapestC$ 1,300	AverageC$ 1,712	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Qatar Airways	CheapestC$ 1,346	AverageC$ 1,644	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
Japan Airlines	CheapestC$ 1,358	AverageC$ 1,586	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.

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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Cheap flights from Ontario to Vietnam from C$ 781

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 30/4. 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 2 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 2 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 2 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 2 November 2026.

Last-minute flights from Ontario to VietnamDiscover last-minute flight deals from Ontario to Vietnam. Data last updated 2 November 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Vietnam. Data last updated 2 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 2 November 2026.

Search for one-way flight options from Ontario to Vietnam. Find affordable one-way fares based on user searches. Data last updated 2 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 86 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.

Direct flights to

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 2 November 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Find a return flight route from Vietnam

Find the right flight back to Ontario after your stay in Vietnam

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?

Why should you use Cheapflights to find cheap flight tickets from Ontario to Vietnam?

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 2 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 2 November 2026.

Last-minute flights from Ontario to Vietnam
Discover last-minute flight deals from Ontario to Vietnam. Data last updated 2 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 2 November 2026.