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Cheap flights from Ontario to Hanoi from C$ 545

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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — HAN
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ontario to Hanoi

Keep the following information in mind while searching for Ontario to Hanoi flight deals. Data was last updated 11 September 2025.

Round-trip from

C$ 1,186

One-way from

C$ 545

Popular in

May

Cheapest in

September

Average price

C$ 1,441
United Airlines
  • United Airlines
  • 25/9-8/10
  • 4 total stops
  • 80h 15m total
  • Ontario to Hanoi
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22/9
  • 22/9
  • 3 total stops
  • 33h 45m total
  • Ontario to Hanoi
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 191 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Ontario to Hanoi

Cheapest flights from Ontario to Hanoi
Explore the most affordable flight options available from Ontario to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Thu 25/912:30 p.m.YOW - HAN
2 stops46h 45mUnited Airlines
Wed 8/1011:35 p.m.HAN - YOW
2 stops33h 30mUnited Airlines
Deal found 11/9C$ 1,186
Mon 22/93:44 p.m.YUL - HAN
2 stops43h 06mAmerican Airlines
Tue 14/1011:20 p.m.HAN - YUL
2 stops50h 29mAmerican Airlines
Deal found 11/9C$ 1,189
Fri 26/96:05 a.m.YOW - HAN
2 stops29h 10mUnited Airlines
Wed 15/1011:35 p.m.HAN - YOW
2 stops33h 00mUnited Airlines
Deal found 9/9C$ 1,224
Fri 19/94:25 p.m.YYZ - HAN
2 stops61h 05mChina Eastern
Thu 2/103:00 p.m.HAN - YYZ
1 stop34h 25mChina Eastern
Deal found 10/9C$ 1,225
Thu 25/94:45 p.m.YUL - HAN
2 stops42h 30mUnited Airlines
Wed 15/1011:35 p.m.HAN - YUL
2 stops42h 18mUnited Airlines
Deal found 11/9C$ 1,226
Thu 25/94:30 p.m.YUL - HAN
2 stops42h 45mUnited Airlines
Sun 26/1012:25 a.m.HAN - YUL
2 stops51h 33mUnited Airlines
Deal found 10/9C$ 1,229
Wed 10/96:30 p.m.YYZ - HAN
2 stops43h 15mPhilippine Airlines
Thu 20/112:45 p.m.HAN - YYZ
2 stops27h 23mPhilippine Airlines
Deal found 10/9C$ 1,232
Mon 22/96:30 p.m.YUL - HAN
2 stops40h 45mUnited Airlines
Thu 16/1011:35 p.m.HAN - YUL
2 stops43h 41mUnited Airlines
Deal found 11/9C$ 1,236
Sat 25/108:00 p.m.YUL - HAN
2 stops64h 05mUnited Airlines
Tue 18/1112:25 a.m.HAN - YUL
2 stops32h 18mUnited Airlines
Deal found 11/9C$ 1,237
Wed 24/94:25 p.m.YYZ - HAN
1 stop37h 10mChina Eastern
Thu 29/13:45 p.m.HAN - YYZ
3 stops57h 40mChina Eastern
Deal found 10/9C$ 1,239
Mon 20/103:44 p.m.YUL - HAN
2 stops43h 06mAmerican Airlines
Wed 5/1111:55 p.m.HAN - YUL
2 stops51h 10mAmerican Airlines
Deal found 11/9C$ 1,239
Mon 20/103:44 p.m.YUL - HAN
2 stops43h 06mAmerican Airlines
Wed 19/1111:55 p.m.HAN - YUL
2 stops51h 09mAmerican Airlines
Deal found 10/9C$ 1,242

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Hanoi 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 11 September 2025.
Use the filters below to find and compare flights from Ontario to Hanoi that are best for you.

Fly from

Ontario

Fly to

Hanoi

Route

Depart

Return

Price

OttawaHanoi

YOW - HAN

YOWHAN

Ottawa

Fri 26/9

6:05 a.m.-10:15 p.m.

2 stops29h 10m

Hanoi Noibai

Wed 15/10

11:35 p.m.-9:35 p.m.

2 stops33h 00m

C$ 1,224

MontrealHanoi

YUL - HAN

YULHAN

Montreal Pierre Elliott Trudeau Intl

Sat 25/10

8:00 p.m.-11:05 p.m.

2 stops64h 05m

Hanoi Noibai

Tue 18/11

12:25 a.m.-8:43 p.m.

2 stops32h 18m

C$ 1,237

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Fri 19/9

6:30 p.m.-12:45 a.m.

2 stops43h 15m

Hanoi Noibai

Wed 1/10

1:45 a.m.-6:13 a.m.

2 stops39h 28m

C$ 1,254

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Mon 20/10

8:30 a.m.-10:15 p.m.

2 stops26h 45m

Hanoi Noibai

Wed 22/10

11:35 p.m.-9:15 p.m.

2 stops32h 40m

C$ 1,272

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Mon 20/10

8:30 a.m.-10:15 p.m.

2 stops26h 45m

Hanoi Noibai

Sun 26/10

12:25 a.m.-7:30 a.m.

2 stops42h 05m

C$ 1,272

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Mon 20/10

8:30 a.m.-10:15 p.m.

2 stops26h 45m

Hanoi Noibai

Mon 27/10

12:25 a.m.-12:05 a.m.

2 stops34h 40m

C$ 1,272

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Tue 21/10

7:30 a.m.-10:15 p.m.

2 stops27h 45m

Hanoi Noibai

Mon 8/12

12:25 a.m.-2:01 p.m.

2 stops49h 36m

C$ 1,275

TorontoHanoi

YYZ - HAN

YYZHAN

Toronto Pearson Intl

Wed 10/12

6:30 a.m.-11:05 p.m.

2 stops28h 35m

Hanoi Noibai

Wed 14/1

12:25 a.m.-6:40 a.m.

2 stops42h 15m

C$ 1,275

MontrealHanoi

YUL - HAN

YULHAN

Montreal Pierre Elliott Trudeau Intl

Mon 16/2

5:25 p.m.-11:05 p.m.

2 stops41h 40m

Hanoi Noibai

Tue 10/3

12:25 a.m.-8:43 p.m.

2 stops31h 18m

C$ 1,276

MontrealHanoi

YUL - HAN

YULHAN

Montreal Pierre Elliott Trudeau Intl

Sun 19/10

6:45 p.m.-10:15 p.m.

2 stops40h 30m

Hanoi Noibai

Wed 19/11

12:25 a.m.-8:43 p.m.

2 stops32h 18m

C$ 1,276

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi 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 Hanoi

What is the cheapest month to book a flight from Region of Ontario to Hanoi?

Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Hanoi (average of C$ 1,026). Flying from Region of Ontario to Hanoi in December is currently the most expensive (average of C$ 1,489). 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 HAN?

Find hourly flight availability from Ontario to Hanoi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 September 2025.

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 Hanoi as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Hanoi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Hanoi from Ontario?

    Located just 22.8 km from the city centre, Hanoi Noibai (HAN) is the airport most travelers will use when flying to Hanoi from Ontario.

  • How long is the flight from Region of Ontario to Hanoi?

    A quick flight from Region of Ontario to Hanoi can take about 29h 10m. United Airlines provides one of the quickest options available for as low as C$ 1,224. Region of Ontario and Hanoi are separated by a distance of 12606 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 Hanoi one-way?

    To fly one-way, consider booking your trip with Philippine Airlines, which is currently one of the cheapest options available, starting at C$ 633. United Airlines flights start at C$ 689 while deals on American Airlines start at C$ 700 one-way.

  • What are the most popular routes from Region of Ontario to Hanoi?

    While some choose either Toronto Pearson Intl - Hanoi Noibai or Ottawa - Hanoi Noibai, Montreal Pierre Elliott Trudeau Intl - Hanoi Noibai is the most popular route from Region of Ontario to Hanoi.

  • Can I find deals for flights from Ontario to Hanoi that include hotel bookings?

    Yes. In addition to deals on Ontario to Hanoi flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Hanoi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Hanoi.

  • Can I find deals for business class flights from Ontario to Hanoi?

    Yes. Cheapflights offers flight deals from Ontario to Hanoi 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 Hanoi?

    Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Hanoi (average of C$ 1,026). Flying from Region of Ontario to Hanoi in December is currently the most expensive (average of C$ 1,489). 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

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Alternative routes for Ontario to Hanoi

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 Hanoi

Discover the top 10 airlines that operate flights from Ontario to Hanoi. 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 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
ANACheapestC$ 1,117AverageC$ 1,203FlexibilityNo cancel feeOn-time80%
Search ANA flights
United AirlinesCheapestC$ 1,174AverageC$ 1,302FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Philippine AirlinesCheapestC$ 1,240AverageC$ 1,294FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
China EasternCheapestC$ 1,264AverageC$ 1,586FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Turkish AirlinesCheapestC$ 1,294AverageC$ 1,444FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Japan AirlinesCheapestC$ 1,307AverageC$ 1,470FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Air CanadaCheapestC$ 1,315AverageC$ 1,567FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
China AirlinesCheapestC$ 1,342AverageC$ 2,202FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Air FranceCheapestC$ 1,355AverageC$ 1,744FlexibilityNo cancel feeOn-time77%
Search Air France flights
China SouthernCheapestC$ 1,371AverageC$ 1,946FlexibilityNo cancel feeOn-time69%
Search China Southern 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 Hanoi?

Cheapflights makes it easy to find Ontario to Hanoi flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Hanoi from Ontario.

Can Cheapflights find flights from Ontario to Hanoi with no change fees?

Certainly. Search results for flights to Hanoi from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to Hanoi become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to Hanoi on Cheapflights with our Price Alert feature and get notified when better prices are available.

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