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Cheap flights from Belfast to Ireland from €58

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast to Ireland departing on 13/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Cheap return flights

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Multiple Airlines Logo
12:45 - 22:15BFS-ORK
9h 30m1 stop
Multiple Airlines Logo
22:40 - 06:45ORK-BFS
8h 05m1 stop
€102Multiple Airlines
Find Deal
Sat, 6 Dec - Sat, 13 Dec
Multiple Airlines Logo
20:05 - 07:15BFS-DUB
11h 10m1 stop
Multiple Airlines Logo
06:20 - 14:55DUB-BFS
8h 35m1 stop
€117Multiple Airlines
Find Deal
Fri, 30 Jan - Mon, 2 Feb
Multiple Airlines Logo
18:25 - 07:20BFS-ORK
12h 55m1 stop
Multiple Airlines Logo
18:25 - 09:10ORK-BFS
14h 45m1 stop
€117Multiple Airlines
Find Deal
Tue, 2 Dec - Wed, 3 Dec
Multiple Airlines Logo
09:15 - 18:05BFS-ORK
8h 50m1 stop
Multiple Airlines Logo
18:50 - 08:10ORK-BFS
13h 20m1 stop
€118Multiple Airlines
Find Deal
Sat, 6 Dec - Sat, 13 Dec
British Airways Logo
18:00 - 14:15BHD-DUB
20h 15m1 stop
British Airways Logo
10:45 - 16:50DUB-BHD
6h 05m1 stop
€193British Airways
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Sat, 7 Mar - Mon, 9 Mar
British Airways Logo
06:35 - 15:05BHD-DUB
8h 30m1 stop
British Airways Logo
10:45 - 16:50DUB-BHD
6h 05m1 stop
€194British Airways
Find Deal
Sat, 7 Mar - Mon, 9 Mar
British Airways Logo
19:30 - 07:45BHD-DUB
12h 15m1 stop
British Airways Logo
10:30 - 17:30DUB-BHD
7h 00m1 stop
€251British Airways
Find Deal
Mon, 30 Mar - Tue, 31 Mar
KLM Logo
17:20 - 23:25BHD-ORK
6h 05m1 stop
KLM Logo
06:00 - 16:50ORK-BHD
10h 50m1 stop
€294KLM
Find Deal
Sat, 6 Dec - Sat, 13 Dec
KLM Logo
06:30 - 15:00BHD-ORK
8h 30m2 stops
KLM Logo
15:40 - 21:00ORK-BHD
29h 20m2 stops
€385KLM
Find Deal
Sat, 6 Dec - Sat, 13 Dec
KLM Logo
06:30 - 15:00BHD-ORK
8h 30m2 stops
KLM Logo
06:00 - 21:00ORK-BHD
15h 00m1 stop
€435KLM
Find Deal
Sat, 7 Mar - Mon, 9 Mar

British Airways flights from Belfast to Ireland

Our best British Airways deals on Belfast to Ireland flight tickets
British Airways
7 Mar
BHD18:00Belfast City
20h 15m
1 stop
DUB14:15Dublin
9 Mar
DUB10:45Dublin
6h 05m
1 stop
BHD16:50Belfast City
€193
Find similar
British Airways
7 Mar
BHD06:35Belfast City
8h 30m
1 stop
DUB15:05Dublin
9 Mar
DUB10:45Dublin
6h 05m
1 stop
BHD16:50Belfast City
€194
Find similar
British Airways
30 Mar
BHD19:30Belfast City
12h 15m
1 stop
DUB07:45Dublin
31 Mar
DUB10:30Dublin
7h 00m
1 stop
BHD17:30Belfast City
€251
Find similar

KLM flights from Belfast to Ireland

Our best KLM deals on Belfast to Ireland flight tickets
KLM
6 Dec
BHD17:20Belfast City
6h 05m
1 stop
ORK23:25Cork
13 Dec
ORK06:00Cork
10h 50m
1 stop
BHD16:50Belfast City
€294
Find similar
KLM
6 Dec
BHD06:30Belfast City
8h 30m
2 stops
ORK15:00Cork
13 Dec
ORK15:40Cork
29h 20m
2 stops
BHD21:00Belfast City
€385
Find similar
KLM
7 Mar
BHD06:30Belfast City
8h 30m
2 stops
ORK15:00Cork
9 Mar
ORK06:00Cork
15h 00m
1 stop
BHD21:00Belfast City
€435
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Belfast to Ireland 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 13,528 searches. Data last updated 7 November 2025.
Use the filters below to find and compare flights from Belfast to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastCork

BFS - ORK

BFSORK

Belfast Intl

Sat 6/12

12:45-22:15

1 stop9h 30m

Cork

Sat 13/12

22:40-06:45

1 stop8h 05m

€102

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Fri 30/1

20:05-07:15

1 stop11h 10m

Dublin

Mon 2/2

06:20-14:55

1 stop8h 35m

€117

BelfastCork

BFS - ORK

BFSORK

Belfast Intl

Tue 2/12

18:25-07:20

1 stop12h 55m

Cork

Wed 3/12

18:25-09:10

1 stop14h 45m

€117

BelfastCork

BFS - ORK

BFSORK

Belfast Intl

Sat 6/12

09:15-18:05

1 stop8h 50m

Cork

Sat 13/12

18:50-08:10

1 stop13h 20m

€118

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sat 7/3

18:00-14:15

1 stop20h 15m

Dublin

Mon 9/3

10:45-16:50

1 stop6h 05m

€193

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sat 7/3

06:35-15:05

1 stop8h 30m

Dublin

Mon 9/3

10:45-16:50

1 stop6h 05m

€194

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Mon 30/3

19:30-07:45

1 stop12h 15m

Dublin

Tue 31/3

10:30-17:30

1 stop7h 00m

€251

BelfastCork

BHD - ORK

BHDORK

Belfast City

Sat 6/12

17:20-23:25

1 stop6h 05m

Cork

Sat 13/12

06:00-16:50

1 stop10h 50m

€294

BelfastCork

BHD - ORK

BHDORK

Belfast City

Sat 6/12

06:30-15:00

2 stops8h 30m

Cork

Sat 13/12

15:40-21:00

2 stops29h 20m

€385

BelfastCork

BHD - ORK

BHDORK

Belfast City

Sat 7/3

06:30-15:00

2 stops8h 30m

Cork

Mon 9/3

06:00-21:00

1 stop15h 00m

€435

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ireland from

How to get the cheapest flight ticket from Belfast to Ireland

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Belfast to Ireland?

Ryanair is the most popular carrier operating from Belfast to Ireland

Cheap Belfast to Ireland flight deals and tips

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

Direct flights

None
There are no direct flights from Belfast to Ireland. There are no popular flight routes from Belfast to Ireland.
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  • When did momondo last update prices for flights from Belfast to Ireland?

    Prices for flights from Belfast to Ireland were last updated today.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Belfast to Ireland.

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

    The travel and health documents required for your trip to Ireland can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find Belfast to Ireland 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 Ireland that suits you.

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

momondo does allow users to show only those flights to Ireland from Belfast which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ireland from Belfast.

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

If you are not ready to book a flight from Belfast to Ireland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ireland and let you know when they change.

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Find better results for your trip to Ireland

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