£319 Find Cheap Flights from Ontario to Belfast

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Ontario to Belfast departing on 28/4. 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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Everything you should know

Cheapest return fare
£697
British Airways
Sun 5/4Tue 21/4
ONT - BHD • 2 stops
Cheapest one-way flight
£319
Multiple Airlines
Tue 28/4
ONT - BHD • 3 stops
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We hope you love your trip to Belfast!
Flight Deals
Useful Info
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

Sun, 5 Apr - Tue, 21 Apr
British Airways Logo
17:02 - 18:45
ONT
-
BHD
17h 43m
2 stops
British Airways Logo
09:40 - 20:54
BHD
-
ONT
19h 14m
2 stops
£697British Airways
Tue, 1 Sep - Tue, 15 Sep
Multiple Airlines Logo
14:31 - 15:20
ONT
-
BHD
16h 49m
2 stops
Multiple Airlines Logo
13:45 - 22:39
BHD
-
ONT
16h 54m
2 stops
£854Multiple Airlines
Wed, 22 Apr - Sat, 25 Apr
British Airways Logo
10:59 - 12:00
ONT
-
BHD
17h 01m
2 stops
British Airways Logo
07:05 - 18:37
BHD
-
ONT
19h 32m
2 stops
£908British Airways
Tue, 12 May - Tue, 26 May
British Airways Logo
14:08 - 19:40
ONT
-
BHD
21h 32m
2 stops
British Airways Logo
09:40 - 22:38
BHD
-
ONT
20h 58m
2 stops
£960British Airways
Tue, 12 May - Tue, 26 May
British Airways Logo
14:08 - 19:40
ONT
-
BHD
21h 32m
2 stops
British Airways Logo
09:40 - 22:38
BHD
-
ONT
20h 58m
2 stops
£961British Airways
Mon, 6 Jul - Mon, 27 Jul
Multiple Airlines Logo
13:18 - 13:50
ONT
-
BHD
40h 32m
3 stops
Multiple Airlines Logo
18:30 - 22:46
BHD
-
ONT
36h 16m
2 stops
£968Multiple Airlines
Mon, 6 Jul - Mon, 27 Jul
Multiple Airlines Logo
06:30 - 15:00
ONT
-
BHD
24h 30m
2 stops
Multiple Airlines Logo
18:30 - 22:46
BHD
-
ONT
36h 16m
2 stops
£970Multiple Airlines
Tue, 12 May - Tue, 26 May
British Airways Logo
16:52 - 18:55
ONT
-
BHD
18h 03m
2 stops
British Airways Logo
09:40 - 19:56
BHD
-
ONT
18h 16m
2 stops
£1,001British Airways
Tue, 12 May - Tue, 26 May
British Airways Logo
16:52 - 18:55
ONT
-
BHD
18h 03m
2 stops
British Airways Logo
09:40 - 19:56
BHD
-
ONT
18h 16m
2 stops
£1,002British Airways
Wed, 8 Jul - Mon, 27 Jul
British Airways Logo
12:39 - 13:35
ONT
-
BHD
16h 56m
2 stops
British Airways Logo
09:40 - 19:59
BHD
-
ONT
18h 19m
2 stops
£1,027British Airways
Useful Info

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 £319 for a one-way ticket and £697 for a return.

  • 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)