£716 Find Cheap Flights from Ontario to Belfast

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight from Ontario to Belfast departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Belfast

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Ontario to Belfast, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Ontario to Belfast, as well as popular online travel agencies
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Flight Deals

Cheap Flights from Ontario to Belfast (ONT-BHD)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Ontario to Belfast that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Ontario to Belfast

Fri, 3 Apr - Tue, 7 Apr
KLM Logo
17:05 - 21:20ONT-BHD
20h 15m2 stops
KLM Logo
17:25 - 23:52BHD-ONT
38h 27m2 stops
£716KLM
Find Deal
Tue, 17 Feb - Thu, 19 Feb
British Airways Logo
16:59 - 16:45ONT-BHD
15h 46m2 stops
British Airways Logo
11:05 - 22:08BHD-ONT
19h 03m2 stops
£749British Airways
Find Deal
Thu, 2 Apr - Mon, 6 Apr
British Airways Logo
13:32 - 20:45ONT-BHD
23h 13m2 stops
British Airways Logo
18:30 - 21:56BHD-ONT
35h 26m2 stops
£762British Airways
Find Deal
Sat, 29 Nov - Sat, 6 Dec
British Airways Logo
16:47 - 16:45ONT-BHD
15h 58m2 stops
British Airways Logo
11:35 - 22:28BHD-ONT
18h 53m2 stops
£1,345British Airways
Find Deal
Wed, 26 Nov - Mon, 1 Dec
Multiple Airlines Logo
16:47 - 16:35ONT-BHD
15h 48m2 stops
Multiple Airlines Logo
11:30 - 22:23BHD-ONT
18h 53m2 stops
£2,488Multiple Airlines
Find Deal

Everything you should know

Cheapest return fare
£716
KLM
Fri 3/4Tue 7/4
ONT - BHD • 2 stops
Cheapest one-way flight
Multiple Airlines
Thu 30/10
ONT - BF1 • multi-stop
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Belfast!
Booking Insights

KAYAK's insights & trends for Ontario to Belfast flights

Get data-powered insights and trends into flights from Ontario to Belfast to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Ontario to Belfast?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest return tickets from Ontario to Belfast were found on KLM (£716) and British Airways (£749).

Find deals

When to book flights from Ontario to Belfast

Are your dates flexible? Find out the best times to travel from Ontario to Belfast based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Ontario to Belfast

  • What is the cheapest flight from Ontario to Belfast?

    In the last 3 days, the lowest price for a flight from Ontario to Belfast was £716 for a return ticket.

  • Which aircraft models fly most regularly from Ontario to Belfast?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Ontario to Belfast?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Belfast.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Belfast?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ontario to Belfast?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Belfast with an airline and back to Ontario with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Belfast?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Belfast from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Ontario to Belfast

Information on your arrival and departure airports

Ontario (ONT)

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