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Cheap flights from Ottawa to Belfast Intl Airport from £342

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 24/4. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — BFS
14 Apr — 21 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Belfast Intl

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Belfast Intl
Explore the most affordable flight options available from Ottawa to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 March 2026.

Mon 4/506:55
YOW
-
BFS
3 stops35h 10m
Multiple Airlines
Sun 10/522:05
BFS
-
YOW
3 stops31h 15m
Multiple Airlines
Deal found 10/3£560
Tue 28/418:55
YOW
-
BFS
2 stops21h 00m
Multiple Airlines
Tue 5/508:20
BFS
-
YOW
2 stops21h 05m
Multiple Airlines
Deal found 14/3£658
Mon 22/606:55
YOW
-
BFS
2 stops28h 30m
Multiple Airlines
Fri 3/707:20
BFS
-
YOW
2 stops22h 00m
Multiple Airlines
Deal found 12/3£689

Find flight deals from Ottawa to Belfast Intl

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Belfast Intl (BFS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 March 2026.

Round-trip from

£560

One-way from

£342
4/5-10/5
  • 4/5-10/5
  • 6 total stops
  • 66h 25m total
  • Ottawa to Belfast
Search Deals
24/4
  • 24/4
  • 2 total stops
  • 33h 10m total
  • Ottawa to Belfast
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ottawa to Belfast Intl 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 858,174 searches. Data last updated 15 March 2026.
Use the filters below to find and compare flights from Ottawa to Belfast Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

OttawaBelfast

YOW - BFS

YOWBFS

Ottawa

Mon 4/5

06:55-23:05

3 stops35h 10m

Belfast Intl

Sun 10/5

22:05-00:20

3 stops31h 15m

£560
Fastest return journey

OttawaBelfast

YOW - BFS

YOWBFS

Ottawa

Tue 28/4

18:55-20:55

2 stops21h 00m

Belfast Intl

Tue 5/5

08:20-00:25

2 stops21h 05m

£658

OttawaBelfast

YOW - BFS

YOWBFS

Ottawa

Mon 22/6

06:55-16:25

2 stops28h 30m

Belfast Intl

Fri 3/7

07:20-00:20

2 stops22h 00m

£689
Cheapest one-way
Fastest single journey

OttawaBelfast

YOW - BFS

YOWBFS

Ottawa

Fri 24/4

05:40-19:50

2 stops33h 10m

£342

Flights are sorted by cheapest return flights first.

Deals found on 10/3

Sorted by cheapest first

Best time to book a flight from Ottawa to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Ottawa with our price prediction graph.
Estimated return 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.

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Belfast Intl. 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 from for flights from Ottawa to Belfast Intl?

    For a flight from Ottawa to Belfast Intl, you will be flying from Ottawa. Ottawa (YOW) is just 6.6 mi from the center of the city. Ottawa is the only Ottawa airport and it handles 0 outbound flights to Belfast Intl per day. 0 airlines have flights to Belfast Intl from Ottawa on a regular basis.

  • Can I find deals for flights from Ottawa to Belfast Intl that include hotel bookings?

    Yes. In addition to deals on Ottawa to Belfast Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Belfast Intl?

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

  • Can I find deals for business class flights from Ottawa to Belfast Intl?

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

See more FAQs

Travelling to a place near Belfast Intl Airport?

Book flights to Belfast Intl Airport if you plan to visit one of these locations
Armagh
Newry
Ballymena
Cookstown
Dungannon

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ottawa to Belfast Intl

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Belfast Intl flights
Pearson Intl to Belfast City flights
Ottawa to Belfast City flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ottawa to Belfast Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ottawa to Belfast Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Belfast Intl?

Cheapflights simply makes it quick and affordable to book flights from Ottawa to Belfast Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ottawa to Belfast Intl with no change fees?

Yes, we can. To see specific flights from Ottawa to Belfast Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ottawa to Belfast Intl become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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