Flights from Rennes to Ontario Starting at £588

We've found these cheap flights for you. You can book one-way or return flight tickets.

Round-trip
One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Find the best time to fly from Rennes to Ontario

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Cheapest flights

From price

23 30
Apr

30 6
6 13
13 20
20 27
May

27 4
4 11
11 18
18 25
Jun

25 1
1 8
8 15

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

FAQ

When are flight tickets from Rennes (RNS) to Ontario (ONT) the cheapest?

Airlines adjust prices for flights from Rennes to Ontario based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much are flights from Rennes (RNS) to Ontario (ONT) cost?

According to Trip.com's data, the lowest price is around £936.

How to find a cheap flight from Rennes to Ontario

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Rennes to Ontario. Book your flights at the right time and save more.

Be flexible with your travel dates to get the cheapest flight from Rennes to Ontario.

Tap "Date" on the flight search bar to browse the calendar for Rennes to Ontario airfare over the next 6 months in 2025.

Compare cheap flight deals from Rennes to Ontario across hundreds of airlines.

Use our comprehensive search to compare fares from over 500 airlines and find the most affordable flight tickets from Rennes to Ontario.

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Don't miss out on cheap flight deals and promo codes from Rennes to Ontario.

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Book early or wait until the last minute.

It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.

Search for flights on the go.

For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from Rennes to Ontario and snag some exclusive deals just for you.