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

United Airlines, Etihad Airways, and Air Canada can get you from Region of Ontario to Vietnam in just under 26h 45m. Your travel time can differ by up to 25h 50m. Region of Ontario and Vietnam are separated by a distance of 13919 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 United Airlines, with whom users have recently found tickets for as low as C$ 682. However, be on the lookout for offers from ANA and China Eastern, 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).

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$ 556+ Flights from Ontario to Vietnam

Find 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 1 December 2025.

Mon 1/123:45 p.m.YYZ - SGN

3 stops43h 10mUnited Airlines

Mon 8/127:30 a.m.SGN - YYZ

2 stops23h 05mUnited Airlines

Deal found 29/11C$ 1,257

Tue 2/123:45 p.m.YYZ - SGN

3 stops43h 10mUnited Airlines

Mon 8/127:30 a.m.SGN - YYZ

2 stops23h 47mUnited Airlines

Deal found 30/11C$ 1,261

Wed 3/125:55 p.m.YYZ - SGN

2 stops41h 00mUnited Airlines

Thu 22/17:30 a.m.SGN - YYZ

2 stops27h 07mUnited Airlines

Deal found 30/11C$ 1,273

Mon 1/126:30 a.m.YYZ - SGN

2 stops28h 25mUnited Airlines

Tue 23/127:30 a.m.SGN - YYZ

2 stops41h 10mUnited Airlines

Deal found 30/11C$ 1,313

Tue 2/123:45 p.m.YYZ - SGN

3 stops43h 10mUnited Airlines

Fri 12/126:00 a.m.SGN - YYZ

3 stops28h 37mUnited Airlines

Deal found 30/11C$ 1,323

Thu 4/127:55 a.m.YYZ - SGN

2 stops28h 25mMultiple Airlines

Thu 11/127:35 p.m.SGN - YYZ

2 stops24h 15mMultiple Airlines

Deal found 29/11C$ 1,326

Wed 3/125:55 p.m.YYZ - SGN

2 stops41h 00mUnited Airlines

Sat 17/16:00 a.m.SGN - YYZ

2 stops22h 52mUnited Airlines

Deal found 30/11C$ 1,347

Wed 3/126:10 a.m.YYZ - SGN

2 stops35h 45mJapan Airlines

Wed 21/111:45 p.m.SGN - YYZ

2 stops34h 06mJapan Airlines

Deal found 30/11C$ 1,362

Fri 5/126:30 a.m.YYZ - SGN

2 stops28h 25mUnited Airlines

Thu 22/17:30 a.m.SGN - YYZ

2 stops35h 10mUnited Airlines

Deal found 30/11C$ 1,373

Mon 8/123:45 p.m.YYZ - SGN

3 stops43h 10mUnited Airlines

Wed 22/47:00 a.m.SGN - YYZ

2 stops43h 24mUnited Airlines

Deal found 29/11C$ 1,383

Mon 29/124:45 p.m.YUL - SGN

2 stops65h 05mUnited Airlines

Sun 1/26:00 a.m.SGN - YUL

3 stops46h 50mUnited Airlines

Deal found 29/11C$ 1,436

Wed 31/123:25 p.m.YYZ - HAN

1 stop22h 20mChina Eastern

Tue 17/26:45 p.m.HAN - YYZ

1 stop30h 40mChina Eastern

Deal found 1/12C$ 1,464

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 1 December 2025.

Wed 14/16:20 a.m.YOW - SGN

3 stops52h 35mUnited Airlines

Mon 25/511:15 p.m.SGN - YOW

2 stops45h 32mUnited Airlines

Deal found 30/11C$ 1,155

Thu 26/22:45 p.m.YYZ - HAN

1 stop27h 10mEtihad Airways

Mon 16/37:40 a.m.HAN - YYZ

1 stop36h 10mEtihad Airways

Deal found 30/11C$ 1,402

Wed 25/29:30 a.m.YTZ - SGN

2 stops26h 45mAir Canada

Sat 18/47:00 a.m.SGN - YTZ

2 stops23h 52mAir Canada

Deal found 28/11C$ 1,440

Sun 18/16:45 a.m.YUL - DAD

3 stops62h 35mMultiple Airlines

Wed 18/36:30 p.m.DAD - YUL

3 stops41h 05mMultiple Airlines

Deal found 30/11C$ 1,451

Thu 22/16:45 p.m.YYZ - DAD

2 stops37h 00mHong Kong Airlines

Mon 26/14:55 p.m.DAD - YYZ

2 stops25h 13mHong Kong Airlines

Deal found 28/11C$ 1,578

Thu 22/110:15 p.m.YYZ - DAD

2 stops59h 15mKorean Air

Mon 26/13:45 p.m.DAD - YYZ

1 stop29h 20mKorean Air

Deal found 30/11C$ 1,611

Fri 16/15:40 a.m.YOW - HAN

2 stops44h 30mChina Eastern

Thu 22/12:45 a.m.HAN - YOW

2 stops33h 57mChina Eastern

Deal found 30/11C$ 1,619

Tue 17/28:50 p.m.YUL - HAN

1 stop27h 30mQatar Airways

Mon 16/37:30 p.m.HAN - YUL

2 stops30h 35mQatar Airways

Deal found 29/11C$ 1,665

Mon 16/210:40 a.m.YUL - DAD

2 stops46h 50mEmirates

Sun 15/311:30 p.m.DAD - YUL

2 stops67h 45mEmirates

Deal found 28/11C$ 1,855

Thu 22/11:55 p.m.YYZ - DAD

1 stop33h 45mCathay Pacific

Mon 26/110:05 a.m.DAD - YYZ

1 stop38h 10mCathay Pacific

Deal found 28/11C$ 1,901

Mon 19/15:11 p.m.YOW - SGN

3 stops65h 44mUnited Airlines

Thu 30/47:00 a.m.SGN - YOW

3 stops41h 45mUnited Airlines

Deal found 29/11C$ 1,168

Mon 19/15:11 p.m.YOW - SGN

3 stops41h 44mUnited Airlines

Wed 18/26:00 a.m.SGN - YOW

3 stops51h 18mUnited Airlines

Deal found 29/11C$ 1,168

Sat 17/17:27 p.m.YOW - SGN

3 stops63h 28mUnited Airlines

Mon 9/26:00 a.m.SGN - YOW

3 stops47h 12mUnited Airlines

Deal found 30/11C$ 1,171

Tue 27/12:50 p.m.YOW - HAN

3 stops35h 55mMultiple Airlines

Mon 9/29:00 a.m.HAN - YOW

2 stops33h 43mMultiple Airlines

Deal found 29/11C$ 1,451

Mon 2/32:45 p.m.YYZ - HAN

2 stops33h 45mEtihad Airways

Mon 16/37:40 a.m.HAN - YYZ

1 stop36h 10mEtihad Airways

Deal found 30/11C$ 1,556

Tue 20/19:45 a.m.YOW - SGN

3 stops49h 10mUnited Airlines

Tue 17/26:00 a.m.SGN - YOW

3 stops27h 18mUnited Airlines

Deal found 30/11C$ 1,171

Thu 15/16:30 p.m.YTZ - SGN

2 stops41h 45mAir Canada

Thu 22/17:30 a.m.SGN - YTZ

2 stops38h 25mAir Canada

Deal found 1/12C$ 1,565

Fri 16/15:50 p.m.YUL - DAD

2 stops31h 25mMultiple Airlines

Mon 16/31:00 p.m.DAD - YUL

2 stops38h 43mMultiple Airlines

Deal found 30/11C$ 1,468

Tue 17/28:50 p.m.YUL - HAN

1 stop27h 30mQatar Airways

Sat 14/38:55 a.m.HAN - YUL

1 stop41h 10mQatar Airways

Deal found 29/11C$ 1,694

Tue 13/110:30 a.m.YOW - SGN

3 stops48h 25mUnited Airlines

Wed 11/26:00 a.m.SGN - YOW

3 stops40h 26mUnited Airlines

Deal found 1/12C$ 1,171

Sat 28/22:45 p.m.YYZ - HAN

2 stops33h 45mEtihad Airways

Mon 16/37:40 a.m.HAN - YYZ

1 stop36h 10mEtihad Airways

Deal found 30/11C$ 1,587

Fri 6/26:00 a.m.YYZ - DAD

2 stops44h 15mKorean Air

Tue 3/33:45 p.m.DAD - YYZ

2 stops55h 30mKorean Air

Deal found 30/11C$ 1,784

Sun 18/18:30 a.m.YTZ - SGN

2 stops27h 45mAir Canada

Mon 2/27:30 a.m.SGN - YTZ

2 stops26h 05mAir Canada

Deal found 29/11C$ 1,627

Tue 20/19:45 a.m.YOW - SGN

3 stops49h 10mUnited Airlines

Thu 19/26:00 a.m.SGN - YOW

3 stops40h 26mUnited Airlines

Deal found 1/12C$ 1,171

Mon 16/28:50 p.m.YUL - HAN

1 stop27h 30mQatar Airways

Sat 14/37:30 p.m.HAN - YUL

2 stops30h 35mQatar Airways

Deal found 29/11C$ 1,721

Mon 16/27:00 a.m.YTZ - SGN

2 stops42h 55mEmirates

Wed 15/411:50 p.m.SGN - YTZ

2 stops49h 32mEmirates

Deal found 29/11C$ 1,911

Mon 8/1212:40 p.m.YYZ - DAD

2 stops39h 15mMultiple Airlines

Wed 4/28:45 p.m.DAD - YYZ

2 stops45h 34mMultiple Airlines

Deal found 30/11C$ 1,584

Thu 26/22:45 p.m.YYZ - HAN

2 stops33h 45mEtihad Airways

Tue 17/38:00 p.m.HAN - YYZ

1 stop23h 50mEtihad Airways

Deal found 30/11C$ 1,618

Sun 1/25:15 p.m.YOW - HAN

2 stops52h 50mAir Canada

Thu 5/36:25 p.m.HAN - YOW

2 stops33h 20mAir Canada

Deal found 29/11C$ 1,665

Wed 21/12:15 p.m.YOW - SGN

3 stops44h 40mUnited Airlines

Tue 17/26:00 a.m.SGN - YOW

3 stops40h 26mUnited Airlines

Deal found 1/12C$ 1,171

Last-minute flights from Ontario to Vietnam
Discover last-minute flight deals from Ontario to Vietnam. Data last updated 1 December 2025 and is based on user searches.

Sun 11/15:11 p.m.YOW - SGN

3 stops65h 44mUnited Airlines

Fri 13/36:00 a.m.SGN - YOW

3 stops46h 18mUnited Airlines

Deal found 1/12C$ 1,229

Sun 11/19:45 a.m.YOW - SGN

3 stops73h 10mUnited Airlines

Sun 8/27:30 a.m.SGN - YOW

2 stops52h 24mUnited Airlines

Deal found 1/12C$ 1,268

Wed 14/15:11 p.m.YOW - SGN

3 stops41h 44mUnited Airlines

Mon 25/511:15 p.m.SGN - YOW

2 stops45h 32mUnited Airlines

Deal found 28/11C$ 1,150

Thu 15/17:27 p.m.YOW - SGN

3 stops39h 28mUnited Airlines

Fri 13/36:00 a.m.SGN - YOW

3 stops46h 18mUnited Airlines

Deal found 1/12C$ 1,280

Fri 16/15:11 p.m.YOW - SGN

3 stops41h 44mUnited Airlines

Thu 19/26:00 a.m.SGN - YOW

3 stops40h 26mUnited Airlines

Deal found 1/12C$ 1,221

Fri 16/17:27 p.m.YOW - SGN

3 stops39h 28mUnited Airlines

Fri 13/26:00 a.m.SGN - YOW

3 stops40h 26mUnited Airlines

Deal found 30/11C$ 1,270

Mon 19/15:11 p.m.YOW - SGN

3 stops65h 44mUnited Airlines

Thu 30/47:00 a.m.SGN - YOW

3 stops41h 45mUnited Airlines

Deal found 29/11C$ 1,168

Mon 19/110:30 a.m.YOW - SGN

3 stops48h 25mUnited Airlines

Thu 19/26:00 a.m.SGN - YOW

3 stops40h 26mUnited Airlines

Deal found 1/12C$ 1,171

Mon 19/15:11 p.m.YOW - SGN

3 stops41h 44mUnited Airlines

Sun 12/47:00 a.m.SGN - YOW

3 stops38h 03mUnited Airlines

Deal found 29/11C$ 1,217

Sun 25/18:20 p.m.YYZ - DAD

2 stops31h 35mMultiple Airlines

Mon 2/24:55 p.m.DAD - YYZ

2 stops32h 10mMultiple Airlines

Deal found 1/12C$ 1,158

Mon 26/18:20 p.m.YYZ - DAD

2 stops35h 25mMultiple Airlines

Tue 3/34:55 p.m.DAD - YYZ

2 stops25h 52mMultiple Airlines

Deal found 29/11C$ 1,250

Fri 30/18:20 p.m.YYZ - DAD

2 stops31h 35mMultiple Airlines

Fri 6/24:55 p.m.DAD - YYZ

2 stops25h 15mMultiple Airlines

Deal found 30/11C$ 1,254

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 1 December 2025.

Thu 22/11:30 p.m.YYZ - DAD

3 stops46h 35mMultiple Airlines

Deal found 29/11C$ 556

Tue 13/16:00 a.m.YOW - SGN

3 stops45h 05mMultiple Airlines

Deal found 29/11C$ 576

Tue 13/16:00 a.m.YOW - HAN

3 stops40h 40mMultiple Airlines

Deal found 29/11C$ 576

Thu 19/26:45 a.m.YUL - HAN

3 stops52h 30mMultiple Airlines

Deal found 29/11C$ 590

Wed 21/17:30 p.m.YUL - HAN

3 stops51h 10mMultiple Airlines

Deal found 1/12C$ 598

Thu 22/16:45 a.m.YUL - HAN

3 stops44h 00mMultiple Airlines

Deal found 1/12C$ 599

Thu 12/31:40 p.m.YUL - HAN

3 stops36h 00mMultiple Airlines

Deal found 30/11C$ 615

Tue 20/16:45 a.m.YUL - SGN

3 stops39h 55mMultiple Airlines

Deal found 29/11C$ 627

Tue 20/16:45 a.m.YUL - HAN

3 stops44h 00mMultiple Airlines

Deal found 1/12C$ 638

Mon 19/110:00 a.m.YYZ - DAD

3 stops50h 20mMultiple Airlines

Deal found 29/11C$ 645

Tue 20/19:45 a.m.YYZ - DAD

3 stops50h 16mMultiple Airlines

Deal found 29/11C$ 647

Thu 15/17:55 a.m.YYZ - DAD

2 stops44h 00mMultiple Airlines

Deal found 1/12C$ 655

Cheap flight deals from Ontario to Vietnam

Round-trip from	C$ 1,150
One-way from	C$ 556
Popular in	December
Cheapest in	September
Average price	C$ 1,982

United Airlines
14/1-25/5
5 total stops
87h 16m total
Ontario to Vietnam

Search Deals

22/1
3 total stops
46h 35m 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$ 41 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Wed 14/1

6:20 a.m.-10:55 p.m.

3 stops52h 35m

Ho Chi Minh City

Mon 25/5

11:15 p.m.-9:47 a.m.

2 stops45h 32m

C$ 1,155

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Mon 19/1

5:11 p.m.-10:55 p.m.

3 stops65h 44m

Ho Chi Minh City

Thu 30/4

7:00 a.m.-1:45 p.m.

3 stops41h 45m

C$ 1,168

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Mon 19/1

5:11 p.m.-10:55 p.m.

3 stops41h 44m

Ho Chi Minh City

Wed 18/2

6:00 a.m.-9:18 p.m.

3 stops51h 18m

C$ 1,168

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Sat 17/1

7:27 p.m.-10:55 p.m.

3 stops63h 28m

Ho Chi Minh City

Mon 9/2

6:00 a.m.-5:12 p.m.

3 stops47h 12m

C$ 1,171

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Tue 20/1

9:45 a.m.-10:55 p.m.

3 stops49h 10m

Ho Chi Minh City

Tue 17/2

6:00 a.m.-9:18 p.m.

3 stops27h 18m

C$ 1,171

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Tue 13/1

10:30 a.m.-10:55 p.m.

3 stops48h 25m

Ho Chi Minh City

Wed 11/2

6:00 a.m.-10:26 a.m.

3 stops40h 26m

C$ 1,171

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Tue 20/1

9:45 a.m.-10:55 p.m.

3 stops49h 10m

Ho Chi Minh City

Thu 19/2

6:00 a.m.-10:26 a.m.

3 stops40h 26m

C$ 1,171

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Wed 21/1

2:15 p.m.-10:55 p.m.

3 stops44h 40m

Ho Chi Minh City

Tue 17/2

6:00 a.m.-10:26 a.m.

3 stops40h 26m

C$ 1,171

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Thu 26/2

2:45 p.m.-5:55 a.m.

1 stop27h 10m

Hanoi Noibai

Mon 16/3

7:40 a.m.-8:50 a.m.

1 stop36h 10m

C$ 1,402

TorontoHo Chi Minh City

YTZ - SGN

YTZSGN

Toronto Island

Wed 25/2

9:30 a.m.-12:15 a.m.

2 stops26h 45m

Ho Chi Minh City

Sat 18/4

7:00 a.m.-7:52 p.m.

2 stops23h 52m

C$ 1,440

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/11

Showing 1-10 of 60 results

...

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$ 779). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 1,342). 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.

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

Unlike in the evening, when flights are generally more expensive, you can save up to 26% on flights from Region of Ontario to Vietnam by exploring options for tickets at noon.

What is the cheapest day to fly from Region of Ontario to Vietnam?

Travelers seeking maximum savings on their Region of Ontario to Vietnam flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

How long is the flight from Region of Ontario to Vietnam?
United Airlines, Etihad Airways, and Air Canada can get you from Region of Ontario to Vietnam in just under 26h 45m. Your travel time can differ by up to 25h 50m. Region of Ontario and Vietnam are separated by a distance of 13919 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 United Airlines, with whom users have recently found tickets for as low as C$ 682. However, be on the lookout for offers from ANA and China Eastern, 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$ 779). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 1,342). 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

Top 10 airlines flying from Ontario to Vietnam

Airline	Cheapest	Average	Flexibility	On-time
Philippine Airlines	CheapestC$ 908	AverageC$ 1,387	FlexibilityNo cancel fee	On-time60%	Search Philippine Airlines flights
American Airlines	CheapestC$ 1,037	AverageC$ 1,303	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Cathay Pacific	CheapestC$ 1,110	AverageC$ 1,941	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
ANA	CheapestC$ 1,126	AverageC$ 1,273	FlexibilityNo cancel fee	On-time80%	Search ANA flights
United Airlines	CheapestC$ 1,166	AverageC$ 1,389	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Japan Airlines	CheapestC$ 1,180	AverageC$ 1,419	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights
China Airlines	CheapestC$ 1,200	AverageC$ 1,941	FlexibilityNo cancel fee	On-time70%	Search China Airlines flights
China Eastern	CheapestC$ 1,241	AverageC$ 1,595	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
Air Canada	CheapestC$ 1,289	AverageC$ 1,577	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Turkish Airlines	CheapestC$ 1,296	AverageC$ 1,482	FlexibilityNo cancel fee	On-time77%	Search Turkish 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$ 556

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 22/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find 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 1 December 2025.

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 1 December 2025.

Cheap flight deals from Ontario to Vietnam

Keep the following information in mind while searching for Ontario to Vietnam flight deals. Data was last updated 1 December 2025.

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

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?

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

Find hourly flight availability from Ontario to Vietnam. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 December 2025.

What is the cheapest day to fly from Region of Ontario to Vietnam?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Vietnam. Price data was last updated on 16 December 2024.

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?

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?

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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 1 December 2025.