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Cheap flights from Ontario to Vietnam from C$ 586

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 15/3. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SGN
18 Nov — 25 Nov1
1 adult
1 adult, Economy

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 19 October 2025.

Tue 4/116:20 a.m.YOW - SGN
3 stops52h 35mMultiple Airlines
Thu 11/127:30 a.m.SGN - YOW
2 stops25h 48mMultiple Airlines
Deal found 19/10C$ 1,144
Tue 4/115:14 p.m.YOW - SGN
3 stops41h 41mUnited Airlines
Thu 11/126:00 a.m.SGN - YOW
3 stops40h 26mUnited Airlines
Deal found 18/10C$ 1,168
Tue 28/106:10 a.m.YYZ - SGN
2 stops31h 05mUnited Airlines
Tue 11/116:00 a.m.SGN - YYZ
2 stops30h 05mUnited Airlines
Deal found 19/10C$ 1,177
Thu 6/116:30 a.m.YYZ - SGN
2 stops28h 25mUnited Airlines
Mon 10/116:00 a.m.SGN - YYZ
3 stops29h 46mUnited Airlines
Deal found 17/10C$ 1,182
Thu 6/116:30 a.m.YYZ - SGN
2 stops28h 25mUnited Airlines
Thu 27/116:00 a.m.SGN - YYZ
3 stops29h 59mUnited Airlines
Deal found 18/10C$ 1,183
Thu 27/118:00 a.m.YYZ - SGN
2 stops50h 55mUnited Airlines
Thu 5/26:00 a.m.SGN - YYZ
3 stops27h 21mUnited Airlines
Deal found 19/10C$ 1,184
Wed 26/115:55 p.m.YYZ - SGN
2 stops41h 00mUnited Airlines
Mon 23/26:00 a.m.SGN - YYZ
2 stops37h 30mUnited Airlines
Deal found 17/10C$ 1,194
Thu 27/116:45 p.m.YYZ - SGN
2 stops40h 10mUnited Airlines
Wed 11/26:00 a.m.SGN - YYZ
2 stops28h 28mUnited Airlines
Deal found 19/10C$ 1,196
Sat 25/107:47 p.m.YYZ - SGN
3 stops64h 08mUnited Airlines
Sat 1/1111:05 p.m.SGN - YYZ
2 stops44h 25mUnited Airlines
Deal found 19/10C$ 1,207
Mon 24/117:00 p.m.YUL - SGN
2 stops39h 55mUnited Airlines
Thu 27/1111:05 p.m.SGN - YUL
2 stops32h 43mUnited Airlines
Deal found 17/10C$ 1,210
Tue 4/116:55 p.m.YYZ - SGN
2 stops40h 00mUnited Airlines
Tue 25/116:00 a.m.SGN - YYZ
2 stops30h 05mUnited Airlines
Deal found 17/10C$ 1,210
Sat 25/105:25 p.m.YUL - SGN
3 stops66h 30mUnited Airlines
Sat 1/117:30 a.m.SGN - YUL
2 stops25h 12mUnited Airlines
Deal found 18/10C$ 1,214

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 19 October 2025.

Round-trip from

C$ 1,144

One-way from

C$ 610

Popular in

December

Cheapest in

September

Average price

C$ 1,612
ANA
  • ANA
  • 4/11-11/12
  • 5 total stops
  • 78h 23m total
  • Ontario to Vietnam
Search Deals
1/12
  • 1/12
  • 3 total stops
  • 57h 25m total
  • Ontario to Vietnam
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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 19 October 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

Tue 4/11

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

3 stops52h 35m

Ho Chi Minh City

Thu 11/12

7:30 a.m.-9:18 p.m.

2 stops25h 48m

C$ 1,144

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Mon 10/11

5:14 p.m.-10:55 p.m.

3 stops41h 41m

Ho Chi Minh City

Mon 17/11

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

3 stops40h 26m

C$ 1,168

OttawaHo Chi Minh City

YOW - SGN

YOWSGN

Ottawa

Tue 4/11

5:14 p.m.-10:55 p.m.

3 stops41h 41m

Ho Chi Minh City

Thu 11/12

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

3 stops40h 26m

C$ 1,168

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Thu 22/1

6:50 p.m.-10:55 p.m.

2 stops40h 05m

Ho Chi Minh City

Thu 16/4

7:00 a.m.-10:44 p.m.

3 stops26h 44m

C$ 1,182

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Mon 23/2

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

2 stops40h 00m

Ho Chi Minh City

Tue 31/3

7:00 a.m.-6:46 a.m.

2 stops34h 46m

C$ 1,183

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Mon 17/11

6:30 a.m.-10:55 p.m.

2 stops28h 25m

Ho Chi Minh City

Mon 24/11

6:00 a.m.-3:30 p.m.

2 stops45h 30m

C$ 1,183

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Tue 3/2

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

2 stops41h 00m

Ho Chi Minh City

Tue 10/3

6:00 a.m.-3:30 p.m.

2 stops44h 30m

C$ 1,184

TorontoHo Chi Minh City

YYZ - SGN

YYZSGN

Toronto Pearson Intl

Tue 3/2

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

2 stops41h 00m

Ho Chi Minh City

Mon 9/3

6:00 a.m.-9:55 a.m.

3 stops38h 55m

C$ 1,184

OttawaHanoi

YOW - HAN

YOWHAN

Ottawa

Thu 27/11

3:05 p.m.-10:40 a.m.

3 stops31h 35m

Hanoi Noibai

Thu 22/1

8:20 a.m.-12:42 a.m.

3 stops28h 22m

C$ 1,343

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Tue 11/11

4:55 p.m.-2:40 p.m.

2 stops33h 45m

Hanoi Noibai

Thu 11/12

3:40 p.m.-6:44 a.m.

3 stops27h 04m

C$ 1,348

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/10

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$ 842). Flying from Region of Ontario to Vietnam in May is currently the most expensive (average of C$ 1,396). 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 19 October 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 25% 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 13 October 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, Cathay Pacific, and China Airlines can get you from Region of Ontario to Vietnam in just under 29h 55m. Your travel time can differ by up to 11h 46m. 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 Philippine Airlines, with whom users have recently found tickets for as low as C$ 680. However, be on the lookout for offers from United Airlines and Delta, 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$ 842). Flying from Region of Ontario to Vietnam in May is currently the most expensive (average of C$ 1,396). 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 19 October 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapestC$ 895AverageC$ 1,710FlexibilityNo cancel feeOn-time75%
Search KLM flights
Philippine AirlinesCheapestC$ 911AverageC$ 1,393FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
American AirlinesCheapestC$ 1,040AverageC$ 1,308FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
ANACheapestC$ 1,130AverageC$ 1,297FlexibilityNo cancel feeOn-time80%
Search ANA flights
United AirlinesCheapestC$ 1,178AverageC$ 1,413FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Japan AirlinesCheapestC$ 1,184AverageC$ 1,427FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
China EasternCheapestC$ 1,249AverageC$ 1,596FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
China AirlinesCheapestC$ 1,258AverageC$ 2,019FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Air CanadaCheapestC$ 1,294AverageC$ 1,610FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Turkish AirlinesCheapestC$ 1,300AverageC$ 1,487FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines 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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