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$ 757. However, be on the lookout for offers from American Airlines and Air Canada, as they are both options that can get you from Region of Ontario to Vietnam for a low price.

How far in advance should I book a flight from Region of Ontario to Vietnam?

To save on the cost of your flight from Region of Ontario to Vietnam, book at least 48 days before your planned departure. Booking around this time can save you about 20% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 1,716 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 2,077.

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

The best pricing can be found in the month of September. Prices to Vietnam from Region of Ontario average C$ 1,854. You can even find prices in September for less than C$ 1,854, as users have found deals to Vietnam from as low as C$ 1,331. The month of December appears to be one of the more expensive times to travel to Vietnam from Region of Ontario. Flying in the targeted month can save you up to 24%.

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$ 1,359+ Flights from Ontario to Vietnam

Cheap flight deals from Ontario to Vietnam

Round-trip from	C$ 1,447
One-way from	C$ 757
Popular in	December
Cheapest in	September
Average price	C$ 1,718

Air Canada
8/4-12/5
3 total stops
67h 10m total
Ontario to Vietnam

Search Deals

Air India
20/4
1 total stop
31h 40m total
Ontario to Vietnam

Search Deals

Highest demand for flights based on searches. 6% potential increase in price (C$ 185 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (C$ 60 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Find flight deals from Ontario to Vietnam

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 31 March 2025.

Mon 8/91:40 p.m.YYZ - SGN

1 stop34h 25mMultiple Airlines

Mon 22/911:45 p.m.SGN - YYZ

1 stop30h 45mMultiple Airlines

Deal found 31/3C$ 1,441

Tue 8/412:30 a.m.YYZ - SGN

2 stops36h 45mAir Canada

Mon 12/512:05 a.m.SGN - YYZ

1 stop30h 25mAir Canada

Deal found 31/3C$ 1,447

Wed 9/410:40 p.m.YYZ - SGN

2 stops36h 25mKorean Air

Tue 13/511:45 p.m.SGN - YYZ

2 stops41h 29mKorean Air

Deal found 31/3C$ 1,450

Wed 2/49:00 a.m.YYZ - SGN

2 stops25h 55mANA

Mon 26/511:15 p.m.SGN - YYZ

2 stops26h 04mANA

Deal found 30/3C$ 1,451

Sat 6/98:25 a.m.YTZ - SGN

2 stops28h 50mAir Canada

Sat 20/97:00 a.m.SGN - YTZ

2 stops25h 49mAir Canada

Deal found 30/3C$ 1,456

Wed 23/46:45 a.m.YYZ - SGN

2 stops35h 40mJapan Airlines

Wed 30/411:20 p.m.SGN - YYZ

2 stops33h 20mJapan Airlines

Deal found 30/3C$ 1,456

Sun 7/911:00 a.m.YYZ - SGN

2 stops23h 55mUnited Airlines

Sat 20/97:00 a.m.SGN - YYZ

2 stops26h 00mUnited Airlines

Deal found 30/3C$ 1,464

Thu 18/91:40 p.m.YYZ - HAN

1 stop21h 20mMultiple Airlines

Mon 29/912:40 a.m.HAN - YYZ

1 stop26h 50mMultiple Airlines

Deal found 30/3C$ 1,467

Thu 16/109:05 p.m.YYZ - HAN

1 stop31h 20mTurkish Airlines

Thu 6/1110:55 p.m.HAN - YYZ

1 stop31h 35mTurkish Airlines

Deal found 31/3C$ 1,470

Fri 17/108:30 a.m.YYZ - HAN

2 stops26h 30mAir Canada

Fri 31/1011:30 p.m.HAN - YYZ

1 stop31h 00mAir Canada

Deal found 30/3C$ 1,473

Tue 4/118:25 p.m.YYZ - SGN

1 stop32h 05mTurkish Airlines

Sat 22/118:45 a.m.SGN - YYZ

1 stop45h 45mTurkish Airlines

Deal found 31/3C$ 1,473

Fri 24/109:55 p.m.YOW - HAN

2 stops38h 10mAir Canada

Fri 7/1111:30 p.m.HAN - YOW

2 stops55h 47mAir Canada

Deal found 31/3C$ 1,480

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 31 March 2025.

Tue 8/412:30 a.m.YYZ - SGN

2 stops36h 45mAir Canada

Mon 12/512:05 a.m.SGN - YYZ

1 stop30h 25mAir Canada

Deal found 31/3C$ 1,447

Wed 9/46:30 a.m.YYZ - SGN

2 stops29h 45mKorean Air

Tue 13/511:45 p.m.SGN - YYZ

2 stops41h 29mKorean Air

Deal found 30/3C$ 1,450

Wed 23/46:45 a.m.YYZ - SGN

2 stops35h 40mJapan Airlines

Wed 30/411:20 p.m.SGN - YYZ

2 stops33h 20mJapan Airlines

Deal found 30/3C$ 1,456

Wed 7/58:30 a.m.YYZ - SGN

2 stops27h 15mMultiple Airlines

Tue 13/512:05 p.m.SGN - YYZ

1 stop42h 25mMultiple Airlines

Deal found 30/3C$ 1,458

Thu 3/46:45 a.m.YYZ - SGN

2 stops35h 40mAmerican Airlines

Mon 28/411:20 p.m.SGN - YYZ

2 stops45h 55mAmerican Airlines

Deal found 31/3C$ 1,473

Thu 1/53:59 p.m.YYZ - SGN

2 stops45h 16mUnited Airlines

Tue 23/97:00 a.m.SGN - YYZ

2 stops27h 31mUnited Airlines

Deal found 30/3C$ 1,494

Sun 4/510:15 a.m.YUL - SGN

1 stop22h 45mEmirates

Sun 25/55:10 p.m.SGN - YUL

1 stop25h 50mEmirates

Deal found 31/3C$ 1,597

Mon 21/46:33 a.m.YOW - SGN

2 stops28h 22mANA

Wed 21/511:15 p.m.SGN - YOW

2 stops33h 20mANA

Deal found 30/3C$ 1,603

Wed 28/511:30 p.m.YYZ - HAN

1 stop20h 00mAir France

Tue 8/711:20 p.m.HAN - YYZ

1 stop27h 25mAir France

Deal found 30/3C$ 1,607

Wed 7/51:15 a.m.YYZ - SGN

1 stop31h 40mAir India

Tue 8/78:55 p.m.SGN - YYZ

1 stop22h 50mAir India

Deal found 30/3C$ 1,609

Sun 4/59:35 p.m.YUL - SGN

1 stop29h 15mQatar Airways

Sun 25/59:20 a.m.SGN - YUL

1 stop40h 25mQatar Airways

Deal found 30/3C$ 1,616

Sun 14/97:45 p.m.YYZ - DAD

2 stops33h 50mChina Airlines

Sat 4/109:50 a.m.DAD - YYZ

2 stops31h 23mChina Airlines

Deal found 30/3C$ 1,657

Last-minute flights from Ontario to Vietnam
Discover last-minute flight deals from Ontario to Vietnam. Data last updated 31 March 2025 and is based on user searches.

Mon 31/36:10 a.m.YYZ - SGN

2 stops31h 05mUnited Airlines

Fri 2/511:15 p.m.SGN - YYZ

2 stops32h 08mUnited Airlines

Deal found 30/3C$ 1,490

Wed 2/49:00 a.m.YYZ - SGN

2 stops25h 55mANA

Mon 26/511:15 p.m.SGN - YYZ

2 stops26h 04mANA

Deal found 30/3C$ 1,451

Wed 2/49:15 a.m.YUL - SGN

2 stops25h 40mUnited Airlines

Wed 21/511:15 p.m.SGN - YUL

2 stops44h 09mUnited Airlines

Deal found 30/3C$ 1,514

Thu 3/46:45 a.m.YYZ - SGN

2 stops35h 40mAmerican Airlines

Mon 28/411:20 p.m.SGN - YYZ

2 stops45h 55mAmerican Airlines

Deal found 31/3C$ 1,473

Sat 5/46:35 p.m.YYZ - SGN

2 stops42h 40mUnited Airlines

Sun 27/411:15 p.m.SGN - YYZ

2 stops42h 30mUnited Airlines

Deal found 30/3C$ 1,576

Sun 6/410:39 a.m.YUL - SGN

2 stops55h 46mAmerican Airlines

Thu 8/511:20 p.m.SGN - YUL

2 stops47h 24mAmerican Airlines

Deal found 29/3C$ 1,527

Sun 6/47:15 a.m.YYZ - SGN

2 stops59h 10mJapan Airlines

Sat 3/511:20 p.m.SGN - YYZ

2 stops33h 20mJapan Airlines

Deal found 30/3C$ 1,600

Mon 7/47:15 a.m.YYZ - SGN

2 stops35h 10mAmerican Airlines

Mon 28/411:20 p.m.SGN - YYZ

2 stops45h 55mAmerican Airlines

Deal found 31/3C$ 1,473

Mon 7/46:00 a.m.YUL - SGN

2 stops31h 15mUnited Airlines

Mon 19/511:15 p.m.SGN - YUL

2 stops31h 30mUnited Airlines

Deal found 30/3C$ 1,519

Mon 7/45:45 a.m.YOW - SGN

2 stops31h 30mMultiple Airlines

Wed 7/512:25 a.m.SGN - YOW

2 stops30h 52mMultiple Airlines

Deal found 30/3C$ 1,541

Mon 7/43:44 p.m.YUL - SGN

2 stops50h 41mJapan Airlines

Wed 30/411:20 p.m.SGN - YUL

2 stops50h 35mJapan Airlines

Deal found 30/3C$ 1,607

Tue 8/412:30 a.m.YYZ - SGN

2 stops36h 45mAir Canada

Mon 12/512:05 a.m.SGN - YYZ

1 stop30h 25mAir Canada

Deal found 31/3C$ 1,447

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 31 March 2025.

Sun 20/41:15 a.m.YYZ - SGN

1 stop31h 40mAir India

Deal found 30/3C$ 757

Wed 7/59:15 p.m.YYZ - SGN

2 stops59h 40mMultiple Airlines

Deal found 30/3C$ 767

Tue 15/47:45 p.m.YTZ - SGN

2 stops48h 55mMultiple Airlines

Deal found 30/3C$ 799

Thu 8/510:25 p.m.YYZ - HAN

3 stops47h 05mMultiple Airlines

Deal found 29/3C$ 804

Wed 21/57:40 p.m.YUL - HAN

2 stops41h 05mMultiple Airlines

Deal found 31/3C$ 804

Thu 15/58:00 a.m.YYZ - DAD

2 stops29h 25mMultiple Airlines

Deal found 31/3C$ 817

Mon 21/46:45 a.m.YYZ - SGN

2 stops28h 15mAmerican Airlines

Deal found 31/3C$ 836

Mon 4/88:25 a.m.YTZ - HAN

2 stops26h 35mMultiple Airlines

Deal found 30/3C$ 837

Wed 23/45:00 a.m.YUL - SGN

2 stops27h 55mMultiple Airlines

Deal found 30/3C$ 842

Tue 26/810:25 a.m.YTZ - SGN

2 stops26h 50mAir Canada

Deal found 30/3C$ 843

Tue 29/78:25 a.m.YTZ - HAN

2 stops26h 50mAir Canada

Deal found 30/3C$ 846

Tue 29/78:00 a.m.YYZ - HAN

2 stops27h 15mAir Canada

Deal found 30/3C$ 854

Cheapflights Fare Finder

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

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Mon 8/9

1:40 p.m.-11:05 a.m.

1 stop34h 25m

Ho Chi Minh City

Mon 22/9

11:45 p.m.-7:30 p.m.

1 stop30h 45m

C$ 1,441

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Mon 14/4

10:40 p.m.-10:05 p.m.

2 stops36h 25m

Ho Chi Minh City

Wed 21/5

7:35 a.m.-6:14 a.m.

2 stops33h 39m

C$ 1,450

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Tue 29/4

9:00 a.m.-12:15 a.m.

2 stops28h 15m

Ho Chi Minh City

Tue 13/5

12:05 a.m.-8:32 p.m.

2 stops31h 27m

C$ 1,451

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Wed 23/4

6:45 a.m.-5:25 a.m.

2 stops35h 40m

Ho Chi Minh City

Wed 30/4

11:20 p.m.-9:40 p.m.

2 stops33h 20m

C$ 1,456

TorontoHo Chi Minh City

YTZ - SGN

YTZSGN

Toronto Island

Sat 6/9

8:25 a.m.-12:15 a.m.

2 stops28h 50m

Ho Chi Minh City

Sat 20/9

7:00 a.m.-9:49 p.m.

2 stops25h 49m

C$ 1,456

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Sun 7/9

11:00 a.m.-9:55 p.m.

2 stops23h 55m

Ho Chi Minh City

Sat 20/9

7:00 a.m.-10:00 p.m.

2 stops26h 00m

C$ 1,464

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Thu 18/9

1:40 p.m.-10:00 p.m.

1 stop21h 20m

Hanoi Noibai

Mon 29/9

12:40 a.m.-4:30 p.m.

1 stop26h 50m

C$ 1,467

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Thu 25/9

6:30 a.m.-10:15 p.m.

2 stops28h 45m

Hanoi Noibai

Wed 15/10

11:35 p.m.-10:24 p.m.

2 stops33h 49m

C$ 1,493

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Wed 13/8

1:15 a.m.-7:55 p.m.

1 stop31h 40m

Ho Chi Minh City

Mon 20/10

8:55 p.m.-9:15 p.m.

1 stop35h 20m

C$ 1,513

MontrealHo Chi Minh City

YUL - SGN

YULSGN

Montreal Pierre Elliott Trudeau Intl

Sun 4/5

11:15 a.m.-9:55 p.m.

2 stops47h 40m

Ho Chi Minh City

Sun 25/5

11:15 p.m.-3:30 p.m.

2 stops51h 15m

C$ 1,514

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/3

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, September is the cheapest month in which you can book a flight from Region of Ontario to Vietnam (average of C$ 1,024). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 1,426). 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?

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.

Rainfall in Vietnam by month

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.

Temperature in Vietnam by month

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).

Reviews of airlines servicing Vietnam

To help decide which airline to fly from Ontario to Vietnam, see what other customers have to say about EVA Air, Korean Air and Japan Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,170 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

EVA Air

8.4

Very good

1,170 reviews

EVA Air

8.4

Very good

1,170 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Korean Air

8.4

Very good

1,051 reviews

EVA Air

8.4

Very good

1,170 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Japan Airlines

8.3

Very good

1,440 reviews

EVA Air

8.4

Very good

1,170 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

ANA

8.3

Very good

831 reviews

EVA Air

8.4

Very good

1,170 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

China Airlines

8.2

Very good

723 reviews

EVA Air

8.4

Very good

1,170 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

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$ 757. However, be on the lookout for offers from American Airlines and Air Canada, 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$ 1,024). Flying from Region of Ontario to Vietnam in June is currently the most expensive (average of C$ 1,426). 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
Japan Airlines	CheapestC$ 1,210	AverageC$ 1,449	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights
Qatar Airways	CheapestC$ 1,227	AverageC$ 1,801	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
American Airlines	CheapestC$ 1,304	AverageC$ 1,543	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Turkish Airlines	CheapestC$ 1,312	AverageC$ 1,487	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
Air Canada	CheapestC$ 1,317	AverageC$ 1,733	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 1,327	AverageC$ 1,692	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
China Eastern	CheapestC$ 1,336	AverageC$ 1,638	FlexibilityNo cancel fee	On-time62%	Search China Eastern flights
ANA	CheapestC$ 1,354	AverageC$ 1,579	FlexibilityNo cancel fee	On-time80%	Search ANA flights
China Southern	CheapestC$ 1,416	AverageC$ 1,942	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Korean Air	CheapestC$ 1,429	AverageC$ 2,143	FlexibilityNo cancel fee	On-time81%	Search Korean Air 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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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.

Cheap flights from Ontario to Vietnam from C$ 757

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 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

Keep the following information in mind while searching for Ontario to Vietnam flight deals. Data was last updated 31 March 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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 31 March 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 31 March 2025.

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 31 March 2025.

Rainfall in Vietnam by month

Plan your trip to Vietnam by taking into account the average rainfall totals by month.

Temperature in Vietnam by month

Plan your trip to Vietnam by taking into account the average temperature totals by month.

Reviews of airlines servicing Vietnam

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.

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

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.

Top 10 airlines flying from Ontario to Vietnam

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?

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?

100% Free

Book with Flexibility

Travel Smart

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 31 March 2025.