Find flights
When to book

Cheap flights from Ontario to Tongatapu from C$ 2,038

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — TBU
30 Apr — 7 May1
1 adult

Cheap flight deals from Ontario to Tongatapu

Keep the following information in mind while searching for Ontario to Tongatapu flight deals. Data was last updated 25 April 2025.

Round-trip from

C$ 2,038
22/8-9/9
  • 22/8-9/9
  • 4 total stops
  • 73h 41m total
  • Ontario to Tongatapu

Find flight deals from Ontario to Tongatapu

Cheapest flights from Ontario to Tongatapu
Explore the most affordable flight options available from Ontario to Tongatapu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 April 2025.

Fri 22/89:45 p.m.YUL - TBU
2 stops44h 25mMultiple Airlines
Tue 9/912:20 p.m.TBU - YUL
2 stops29h 16mMultiple Airlines
Deal found 25/4C$ 2,038

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Tongatapu 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 25 April 2025.
Use the filters below to find and compare flights from Ontario to Tongatapu that are best for you.

Fly from

Ontario

Fly to

Tongatapu

Route

Depart

Return

Price

MontrealNuku‘alofa

YUL - TBU

YULTBU

Montreal Pierre Elliott Trudeau Intl

Fri 22/8

9:45 p.m.-11:10 a.m.

2 stops44h 25m

Nuku‘alofa Fua'Amotu Intl

Tue 9/9

12:20 p.m.-12:36 a.m.

2 stops29h 16m

C$ 2,038

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/4

Best time to book a flight from Ontario to Tongatapu

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

Rainfall in Tongatapu by month

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

In terms of precipitation, rainfall in Tongatapu ranges from 95.0 - 210.0 mm per month. February is typically the wettest month, when rainfall can reach 210.0 mm. June is typically the driest time to visit Tongatapu when rainfall is around 95.0 mm.

Temperature in Tongatapu by month

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

If weather is an important factor for your trip to Tongatapu, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 22.0 C).

Related info for your journey

Find useful and relevant information for your journey from Ontario to Tongatapu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find deals for flights from Ontario to Tongatapu that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Tongatapu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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 Tongatapu

See prices for flight routes from nearby airports that may be better suited for you.

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 Tongatapu?

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 Tongatapu from Ontario today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Tongatapu for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily find flights from Ontario to Tongatapu with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Tongatapu from Ontario today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

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.