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Cheap flights from Belfast to Ireland from €49

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 26/3. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
22:25 - 07:00
BFS
-
ORK
8h 35m
1 stop
Multiple Airlines Logo
22:40 - 08:35
ORK
-
BFS
9h 55m
1 stop
€90Multiple Airlines
Sat, 21 Mar - Sat, 28 Mar
Multiple Airlines Logo
22:25 - 09:25
BFS
-
DUB
11h 00m
1 stop
Multiple Airlines Logo
20:00 - 09:05
DUB
-
BFS
13h 05m
1 stop
€92Multiple Airlines
Sat, 21 Mar - Mon, 23 Mar
Multiple Airlines Logo
12:45 - 16:30
BFS
-
DUB
3h 45m
1 stop
Multiple Airlines Logo
15:00 - 22:00
DUB
-
BFS
7h 00m
1 stop
€94Multiple Airlines
Sat, 21 Mar - Sat, 28 Mar
Multiple Airlines Logo
18:00 - 07:00
BFS
-
ORK
13h 00m
1 stop
Multiple Airlines Logo
22:25 - 07:25
ORK
-
BFS
9h 00m
1 stop
€94Multiple Airlines
Fri, 6 Mar - Sun, 8 Mar
Multiple Airlines Logo
07:55 - 16:15
BFS
-
DUB
8h 20m
1 stop
Multiple Airlines Logo
06:45 - 10:20
DUB
-
BFS
3h 35m
1 stop
€96Multiple Airlines
Wed, 4 Mar - Wed, 11 Mar
Multiple Airlines Logo
22:20 - 07:50
BFS
-
DUB
9h 30m
1 stop
Multiple Airlines Logo
12:30 - 18:55
DUB
-
BFS
6h 25m
1 stop
€100Multiple Airlines
Mon, 2 Mar - Mon, 9 Mar
KLM Logo
17:30 - 14:25
BHD
-
ORK
44h 55m
2 stops
KLM Logo
17:10 - 09:20
ORK
-
BHD
16h 10m
1 stop
€270KLM
Thu, 23 Apr - Mon, 27 Apr
KLM Logo
06:30 - 15:00
BHD
-
ORK
8h 30m
2 stops
KLM Logo
15:40 - 21:00
ORK
-
BHD
29h 20m
2 stops
€318KLM
Wed, 4 Mar - Wed, 11 Mar
British Airways Logo
20:00 - 21:00
BHD
-
ORK
25h 00m
1 stop
British Airways Logo
07:40 - 14:15
ORK
-
BHD
6h 35m
1 stop
€404British Airways
Thu, 26 Feb - Sun, 1 Mar
British Airways Logo
20:00 - 21:00
BHD
-
ORK
25h 00m
1 stop
British Airways Logo
11:55 - 20:30
ORK
-
BHD
8h 35m
1 stop
€422British Airways
Thu, 26 Feb - Sun, 1 Mar

British Airways flights from Belfast to Ireland

Our best British Airways deals on Belfast to Ireland flight tickets
British Airways
21 Apr
BHD09:40Belfast City
9h 55m
1 stop
DUB19:35Dublin
22 Apr
DUB20:30Dublin
12h 20m
1 stop
BHD08:50Belfast City
€203
British Airways
21 Apr
BHD12:40Belfast City
6h 55m
1 stop
DUB19:35Dublin
22 Apr
DUB20:30Dublin
12h 20m
1 stop
BHD08:50Belfast City
€205
British Airways
14 Feb
BHD11:35Belfast City
8h 15m
1 stop
DUB19:50Dublin
18 Feb
DUB08:50Dublin
6h 00m
1 stop
BHD14:50Belfast City
€291

KLM flights from Belfast to Ireland

Our best KLM deals on Belfast to Ireland flight tickets
KLM
23 Apr
BHD17:30Belfast City
44h 55m
2 stops
ORK14:25Cork
27 Apr
ORK17:10Cork
16h 10m
1 stop
BHD09:20Belfast City
€270
KLM
4 Mar
BHD06:30Belfast City
8h 30m
2 stops
ORK15:00Cork
11 Mar
ORK15:40Cork
29h 20m
2 stops
BHD21:00Belfast City
€318
KLM
23 Apr
BHD17:30Belfast City
21h 10m
2 stops
ORK14:40Cork
27 Apr
ORK15:25Cork
25h 30m
2 stops
BHD16:55Belfast City
€453

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 6 February 2026.
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 21/3

22:25-07:00

1 stop8h 35m

Cork

Sat 28/3

22:40-08:35

1 stop9h 55m

€90

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Sat 21/3

22:25-09:25

1 stop11h 00m

Dublin

Mon 23/3

20:00-09:05

1 stop13h 05m

€92

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Sat 21/3

12:45-16:30

1 stop3h 45m

Dublin

Sat 28/3

15:00-22:00

1 stop7h 00m

€94

BelfastCork

BFS - ORK

BFSORK

Belfast Intl

Fri 6/3

18:00-07:00

1 stop13h 00m

Cork

Sun 8/3

22:25-07:25

1 stop9h 00m

€94

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Wed 4/3

07:55-16:15

1 stop8h 20m

Dublin

Wed 11/3

06:45-10:20

1 stop3h 35m

€96

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Mon 2/3

22:20-07:50

1 stop9h 30m

Dublin

Mon 9/3

12:30-18:55

1 stop6h 25m

€100

BelfastCork

BHD - ORK

BHDORK

Belfast City

Thu 23/4

17:30-14:25

2 stops44h 55m

Cork

Mon 27/4

17:10-09:20

1 stop16h 10m

€270

BelfastCork

BHD - ORK

BHDORK

Belfast City

Wed 4/3

06:30-15:00

2 stops8h 30m

Cork

Wed 11/3

15:40-21:00

2 stops29h 20m

€318

BelfastCork

BHD - ORK

BHDORK

Belfast City

Thu 26/2

20:00-21:00

1 stop25h 00m

Cork

Sun 1/3

07:40-14:15

1 stop6h 35m

€404

BelfastCork

BHD - ORK

BHDORK

Belfast City

Thu 26/2

20:00-21:00

1 stop25h 00m

Cork

Sun 1/3

11:55-20:30

1 stop8h 35m

€422

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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

Fastest flight time

3h 10m

Direct flights

None
The fastest flight from Belfast to Ireland takes 3h 10m
There are no direct flights from Belfast to Ireland. There are no popular flight routes from Belfast to Ireland.
Search flight deals

  • 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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