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Cheap flights from Ontario to Vietnam from C$ 555

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 26/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SGN
13 Dec — 20 Dec1
1 adult
1 adult, Economy, 0 bags

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 13 November 2025.

Mon 1/127:55 a.m.YYZ - SGN
2 stops28h 25mMultiple Airlines
Tue 9/1211:35 a.m.SGN - YYZ
2 stops30h 33mMultiple Airlines
Deal found 12/11C$ 1,212
Thu 13/115:14 p.m.YOW - SGN
3 stops41h 41mUnited Airlines
Mon 17/116:00 a.m.SGN - YOW
3 stops40h 26mUnited Airlines
Deal found 11/11C$ 1,219
Thu 13/116:50 p.m.YYZ - SGN
3 stops40h 05mUnited Airlines
Tue 18/116:00 a.m.SGN - YYZ
3 stops28h 12mUnited Airlines
Deal found 12/11C$ 1,222
Mon 24/116:55 p.m.YYZ - SGN
2 stops40h 00mUnited Airlines
Sun 14/126:00 a.m.SGN - YYZ
3 stops29h 46mUnited Airlines
Deal found 13/11C$ 1,223
Fri 14/116:30 a.m.YYZ - SGN
2 stops28h 25mUnited Airlines
Wed 19/116:00 a.m.SGN - YYZ
3 stops29h 46mUnited Airlines
Deal found 12/11C$ 1,233
Mon 24/113:45 p.m.YYZ - SGN
3 stops43h 10mUnited Airlines
Fri 16/16:00 a.m.SGN - YYZ
2 stops22h 52mUnited Airlines
Deal found 13/11C$ 1,234
Fri 14/116:30 a.m.YYZ - SGN
2 stops28h 25mUnited Airlines
Thu 20/116:00 a.m.SGN - YYZ
2 stops37h 30mUnited Airlines
Deal found 12/11C$ 1,245
Thu 27/113:40 p.m.YYZ - SGN
3 stops31h 45mMultiple Airlines
Thu 11/1212:25 p.m.SGN - YYZ
2 stops29h 43mMultiple Airlines
Deal found 11/11C$ 1,248
Wed 12/118:10 a.m.YUL - SGN
2 stops50h 45mUnited Airlines
Tue 27/111:05 p.m.SGN - YUL
2 stops48h 25mUnited Airlines
Deal found 11/11C$ 1,261
Wed 19/116:30 a.m.YYZ - SGN
2 stops29h 45mUnited Airlines
Sun 28/1211:05 p.m.SGN - YYZ
2 stops31h 52mUnited Airlines
Deal found 11/11C$ 1,261
Wed 26/117:00 a.m.YUL - SGN
2 stops29h 15mUnited Airlines
Tue 28/411:15 p.m.SGN - YUL
2 stops28h 27mUnited Airlines
Deal found 12/11C$ 1,265
Sun 23/116:55 p.m.YYZ - SGN
3 stops40h 00mUnited Airlines
Tue 9/126:00 a.m.SGN - YYZ
3 stops28h 37mUnited Airlines
Deal found 13/11C$ 1,272

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 13 November 2025.

Round-trip from

C$ 1,202

One-way from

C$ 555

Popular in

December

Cheapest in

September

Average price

C$ 1,496
United Airlines
  • United Airlines
  • 14/1-25/5
  • 5 total stops
  • 109h 00m total
  • Ontario to Vietnam
Search Deals
26/1
  • 26/1
  • 3 total stops
  • 46h 35m total
  • Ontario to Vietnam
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 13 November 2025.
Use the filters below to find and compare flights from Ontario to Vietnam that are best for you.

Fly from

Ontario

Fly to

Vietnam

Route

Depart

Return

Price

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Wed 14/1

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

3 stops63h 28m

Ho Chi Minh City

Mon 25/5

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

2 stops45h 32m

C$ 1,202

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Fri 23/1

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

2 stops40h 00m

Ho Chi Minh City

Tue 3/2

11:05 p.m.-2:14 p.m.

2 stops27h 09m

C$ 1,215

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Tue 3/3

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

2 stops40h 00m

Ho Chi Minh City

Fri 13/3

6:00 a.m.-10:41 p.m.

3 stops27h 41m

C$ 1,222

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Tue 3/3

7:40 p.m.-10:55 p.m.

3 stops39h 15m

Ho Chi Minh City

Fri 20/3

6:00 a.m.-10:40 a.m.

3 stops39h 40m

C$ 1,222

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Fri 13/2

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

2 stops40h 00m

Ho Chi Minh City

Tue 7/4

7:00 a.m.-12:09 a.m.

2 stops28h 09m

C$ 1,222

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Sat 17/1

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

2 stops40h 00m

Ho Chi Minh City

Wed 4/2

6:00 a.m.-10:37 p.m.

3 stops28h 37m

C$ 1,222

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Wed 1/4

4:55 p.m.-9:50 p.m.

2 stops41h 55m

Ho Chi Minh City

Fri 1/5

7:00 a.m.-4:30 p.m.

2 stops44h 30m

C$ 1,222

MontrealHo Chi Minh City

YUL - SGN

YULSGN

Montreal Pierre Elliott Trudeau Intl

Thu 15/1

6:00 a.m.-11:20 p.m.

2 stops29h 20m

Ho Chi Minh City

Mon 9/2

2:05 p.m.-11:12 p.m.

2 stops45h 07m

C$ 1,233

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Fri 10/4

9:45 a.m.-9:35 p.m.

2 stops24h 50m

Hanoi Noibai

Fri 1/5

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

2 stops46h 14m

C$ 1,335

MontrealHanoi

YUL - HAN

YULHAN

Montreal Pierre Elliott Trudeau Intl

Mon 4/5

6:00 a.m.-9:35 p.m.

2 stops28h 35m

Hanoi Noibai

Thu 21/5

11:10 p.m.-1:44 p.m.

2 stops49h 34m

C$ 1,400

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 60 results
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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, March is the cheapest month in which you can book a flight from Region of Ontario to Vietnam (average of C$ 782). Flying from Region of Ontario to Vietnam in May is currently the most expensive (average of C$ 1,422). 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?

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 13 November 2025.

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?

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.

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

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?

    United Airlines, Delta, and Cathay Pacific can get you from Region of Ontario to Vietnam in just under 29h 20m. Your travel time can differ by up to 34h 08m. Region of Ontario and Vietnam are separated by a distance of 13747 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 Delta, with whom users have recently found tickets for as low as C$ 639. However, be on the lookout for offers from United Airlines and Etihad Airways, 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$ 782). Flying from Region of Ontario to Vietnam in May is currently the most expensive (average of C$ 1,422). 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 13 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapestC$ 910AverageC$ 1,392FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
American AirlinesCheapestC$ 1,040AverageC$ 1,307FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
ANACheapestC$ 1,129AverageC$ 1,290FlexibilityNo cancel feeOn-time80%
Search ANA flights
United AirlinesCheapestC$ 1,177AverageC$ 1,404FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Japan AirlinesCheapestC$ 1,183AverageC$ 1,427FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
China EasternCheapestC$ 1,244AverageC$ 1,597FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China AirlinesCheapestC$ 1,254AverageC$ 2,009FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Air CanadaCheapestC$ 1,293AverageC$ 1,604FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Turkish AirlinesCheapestC$ 1,299AverageC$ 1,486FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air FranceCheapestC$ 1,344AverageC$ 1,662FlexibilityNo cancel feeOn-time77%
Search Air France 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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