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Cheap flights from Ottawa to Belfast from £360

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Belfast departing on 11/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Ottawa to Belfast

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:25 - 16:15
YOW
-
BFS
16h 50m
2 stops
Multiple Airlines Logo
21:40 - 14:55
BFS
-
YOW
46h 15m
3 stops
£670Multiple Airlines
Wed, 8 Jul - Sat, 25 Jul
Multiple Airlines Logo
18:25 - 22:20
YOW
-
BFS
22h 55m
3 stops
Multiple Airlines Logo
21:40 - 08:05
BFS
-
YOW
39h 25m
3 stops
£731Multiple Airlines
Wed, 8 Jul - Sat, 25 Jul
Multiple Airlines Logo
18:25 - 14:55
YOW
-
BHD
15h 30m
2 stops
Multiple Airlines Logo
14:30 - 12:40
BHD
-
YOW
27h 10m
1 stop
£790Multiple Airlines
Sun, 9 Aug - Mon, 17 Aug
Multiple Airlines Logo
18:25 - 14:55
YOW
-
BHD
15h 30m
2 stops
Multiple Airlines Logo
14:30 - 12:40
BHD
-
YOW
27h 10m
1 stop
£816Multiple Airlines
Wed, 5 Aug - Mon, 17 Aug
Multiple Airlines Logo
09:30 - 15:25
YOW
-
BFS
25h 55m
2 stops
Multiple Airlines Logo
12:45 - 19:35
BFS
-
YOW
34h 50m
3 stops
£821Multiple Airlines
Sat, 21 Mar - Sat, 28 Mar
Multiple Airlines Logo
05:00 - 15:25
YOW
-
BFS
30h 25m
3 stops
Multiple Airlines Logo
23:10 - 19:35
BFS
-
YOW
24h 25m
3 stops
£877Multiple Airlines
Sat, 21 Mar - Sat, 28 Mar
Multiple Airlines Logo
05:55 - 19:15
YOW
-
BFS
32h 20m
2 stops
Multiple Airlines Logo
07:15 - 00:20
BFS
-
YOW
22h 05m
2 stops
£882Multiple Airlines
Wed, 8 Jul - Sat, 25 Jul
Multiple Airlines Logo
17:10 - 16:55
YOW
-
BHD
18h 45m
2 stops
Multiple Airlines Logo
17:30 - 15:00
BHD
-
YOW
26h 30m
2 stops
£908Multiple Airlines
Fri, 7 Aug - Sun, 16 Aug
KLM Logo
05:40 - 16:50
YOW
-
BHD
31h 10m
2 stops
KLM Logo
17:20 - 15:00
BHD
-
YOW
25h 40m
2 stops
£912KLM
Sat, 21 Mar - Sat, 28 Mar
KLM Logo
17:10 - 16:55
YOW
-
BHD
18h 45m
2 stops
KLM Logo
17:30 - 15:00
BHD
-
YOW
26h 30m
2 stops
£917KLM
Fri, 7 Aug - Fri, 14 Aug

KLM flights from Ottawa to Belfast

Our best KLM deals on Ottawa to Belfast flight tickets
KLM
21 Mar
YOW05:40Ottawa
31h 10m
2 stops
BHD16:50Belfast City
28 Mar
BHD17:20Belfast City
25h 40m
2 stops
YOW15:00Ottawa
£912
KLM
7 Aug
YOW17:10Ottawa
18h 45m
2 stops
BHD16:55Belfast City
14 Aug
BHD17:30Belfast City
26h 30m
2 stops
YOW15:00Ottawa
£917

Aer Lingus flights from Ottawa to Belfast

Our best Aer Lingus deals on Ottawa to Belfast flight tickets
Aer Lingus
8 Aug
YOW14:00Ottawa
18h 10m
3 stops
BHD13:10Belfast City
15 Aug
BHD17:55Belfast City
32h 20m
3 stops
YOW21:15Ottawa
£1,122
Aer Lingus
8 Jul
YOW14:00Ottawa
18h 10m
3 stops
BHD13:10Belfast City
25 Jul
BHD17:55Belfast City
32h 20m
3 stops
YOW21:15Ottawa
£1,136

momondo Fare Finder

 
Customise your flight search to find flights from Ottawa to Belfast 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, momondo users made 279,928 searches. Data last updated 24 February 2026.
Use the filters below to find and compare flights from Ottawa to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaBelfast

YOW - BFS

YOWBFS

Ottawa

Wed 8/7

18:25-16:15

2 stops16h 50m

Belfast Intl

Sat 25/7

21:40-14:55

3 stops46h 15m

£670

OttawaBelfast

YOW - BFS

YOWBFS

Ottawa

Wed 8/7

18:25-22:20

3 stops22h 55m

Belfast Intl

Sat 25/7

21:40-08:05

3 stops39h 25m

£731

OttawaBelfast

YOW - BHD

YOWBHD

Ottawa

Sun 9/8

18:25-14:55

2 stops15h 30m

Belfast City

Mon 17/8

14:30-12:40

1 stop27h 10m

£790

OttawaBelfast

YOW - BHD

YOWBHD

Ottawa

Wed 5/8

18:25-14:55

2 stops15h 30m

Belfast City

Mon 17/8

14:30-12:40

1 stop27h 10m

£816

OttawaBelfast

YOW - BFS

YOWBFS

Ottawa

Sat 21/3

09:30-15:25

2 stops25h 55m

Belfast Intl

Sat 28/3

12:45-19:35

3 stops34h 50m

£821

OttawaBelfast

YOW - BFS

YOWBFS

Ottawa

Sat 21/3

05:00-15:25

3 stops30h 25m

Belfast Intl

Sat 28/3

23:10-19:35

3 stops24h 25m

£877

OttawaBelfast

YOW - BFS

YOWBFS

Ottawa

Wed 8/7

05:55-19:15

2 stops32h 20m

Belfast Intl

Sat 25/7

07:15-00:20

2 stops22h 05m

£882

OttawaBelfast

YOW - BHD

YOWBHD

Ottawa

Fri 7/8

17:10-16:55

2 stops18h 45m

Belfast City

Sun 16/8

17:30-15:00

2 stops26h 30m

£908

OttawaBelfast

YOW - BHD

YOWBHD

Ottawa

Sat 21/3

05:40-16:50

2 stops31h 10m

Belfast City

Sat 28/3

17:20-15:00

2 stops25h 40m

£912

OttawaBelfast

YOW - BHD

YOWBHD

Ottawa

Fri 7/8

17:10-16:55

2 stops18h 45m

Belfast City

Fri 14/8

17:30-15:00

2 stops26h 30m

£917

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
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Cheap Ottawa to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to Belfast

Fastest flight time

16h 50m

Direct flights

None
The fastest flight from Ottawa to Belfast takes 16h 50m
There are no direct flights from Ottawa to Belfast. There are no popular flight routes from Ottawa to Belfast.
Search flight deals

  • How far is Ottawa to Belfast by plane?

    The straight-line distance from Ottawa to Belfast is 3027.6 mi. Flights usually cover this in 16h 50m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Ottawa Airport to Belfast?

    Prices for flights from Ottawa Airport to Belfast are refreshed on a daily basis.

  • How old do you have to be to fly from Ottawa Airport to Belfast?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ottawa Airport to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The required travel and health documents for your Belfast trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from Ottawa to Belfast?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Ottawa from Belfast. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Ottawa to Belfast with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to Belfast?

It is quick and easy to find Ottawa to Belfast flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belfast that suits you.

Can I find flights from Ottawa to Belfast with flexible booking policies on momondo?

All flight searches from Ottawa to Belfast on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ottawa to Belfast?

Once all potential Ottawa to Belfast flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ottawa to Belfast right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Belfast from Ottawa. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport