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Cheap flights from Northern Ireland to Dublin from £54

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Northern Ireland to Dublin departing on 15/4. 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 Northern Ireland to Dublin

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:50 - 23:05
BFS
-
DUB
4h 15m
1 stop
Multiple Airlines Logo
05:45 - 18:55
DUB
-
BFS
13h 10m
1 stop
£81Multiple Airlines
Mon, 9 Feb - Mon, 16 Feb
Multiple Airlines Logo
07:50 - 17:25
BFS
-
DUB
9h 35m
1 stop
Multiple Airlines Logo
06:15 - 16:10
DUB
-
BFS
9h 55m
1 stop
£84Multiple Airlines
Mon, 16 Feb - Thu, 19 Feb
Multiple Airlines Logo
18:00 - 23:25
BFS
-
DUB
5h 25m
1 stop
Multiple Airlines Logo
15:30 - 18:55
DUB
-
BFS
3h 25m
1 stop
£85Multiple Airlines
Fri, 13 Feb - Mon, 16 Feb
Multiple Airlines Logo
18:00 - 23:05
BFS
-
DUB
5h 05m
1 stop
Multiple Airlines Logo
18:45 - 22:45
DUB
-
BFS
4h 00m
1 stop
£87Multiple Airlines
Fri, 30 Jan - Sat, 31 Jan
Multiple Airlines Logo
23:05 - 07:55
BFS
-
DUB
8h 50m
1 stop
Multiple Airlines Logo
21:15 - 06:50
DUB
-
BFS
9h 35m
1 stop
£92Multiple Airlines
Sun, 8 Feb - Sun, 15 Feb
Multiple Airlines Logo
18:25 - 23:05
BFS
-
DUB
4h 40m
1 stop
Multiple Airlines Logo
12:25 - 20:15
DUB
-
BFS
7h 50m
1 stop
£100Multiple Airlines
Tue, 10 Feb - Tue, 17 Feb
Multiple Airlines Logo
18:50 - 23:59
BHD
-
DUB
5h 09m
1 stop
Multiple Airlines Logo
18:35 - 08:10
DUB
-
BHD
13h 35m
1 stop
£102Multiple Airlines
Fri, 30 Jan - Sat, 31 Jan
Multiple Airlines Logo
10:05 - 19:35
BHD
-
DUB
9h 30m
1 stop
Multiple Airlines Logo
19:30 - 08:55
DUB
-
BHD
13h 25m
1 stop
£103Multiple Airlines
Sat, 7 Mar - Mon, 9 Mar
Multiple Airlines Logo
17:20 - 20:50
BHD
-
DUB
3h 30m
1 stop
Multiple Airlines Logo
08:00 - 16:45
DUB
-
BHD
8h 45m
1 stop
£104Multiple Airlines
Tue, 10 Feb - Tue, 17 Feb
British Airways Logo
11:35 - 19:50
BHD
-
DUB
8h 15m
1 stop
British Airways Logo
10:45 - 18:40
DUB
-
BHD
7h 55m
1 stop
£170British Airways
Sat, 7 Mar - Mon, 9 Mar

British Airways flights from Northern Ireland to Dublin

Our best British Airways deals on Northern Ireland to Dublin flight tickets
British Airways
7 Mar
BHD11:35Belfast City
8h 15m
1 stop
DUB19:50Dublin
9 Mar
DUB10:45Dublin
7h 55m
1 stop
BHD18:40Belfast City
£170
British Airways
21 Apr
BHD13:45Belfast City
5h 50m
1 stop
DUB19:35Dublin
22 Apr
DUB10:30Dublin
4h 50m
1 stop
BHD15:20Belfast City
£175
British Airways
21 Apr
BHD13:45Belfast City
4h 55m
1 stop
DUB18:40Dublin
22 Apr
DUB10:30Dublin
5h 55m
1 stop
BHD16:25Belfast City
£175

KLM flights from Northern Ireland to Dublin

Our best KLM deals on Northern Ireland to Dublin flight tickets
KLM
27 Feb
LDY18:10Londonderry Eglinton
18h 30m
2 stops
DUB12:40Dublin
6 Mar
DUB13:25Dublin
20h 50m
2 stops
LDY10:15Londonderry Eglinton
£311
KLM
8 Feb
LDY09:05Londonderry Eglinton
13h 05m
2 stops
DUB22:10Dublin
15 Feb
DUB13:25Dublin
20h 50m
2 stops
LDY10:15Londonderry Eglinton
£320
KLM
16 Feb
LDY14:00Londonderry Eglinton
8h 10m
2 stops
DUB22:10Dublin
23 Feb
DUB05:55Dublin
11h 40m
2 stops
LDY17:35Londonderry Eglinton
£353

momondo Fare Finder

 
Customise your flight search to find flights from Northern Ireland to Dublin 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 13 January 2026.
Use the filters below to find and compare flights from Northern Ireland to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Mon 9/2

18:50-23:05

1 stop4h 15m

Dublin

Mon 16/2

05:45-18:55

1 stop13h 10m

£81

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Mon 16/2

07:50-17:25

1 stop9h 35m

Dublin

Thu 19/2

06:15-16:10

1 stop9h 55m

£84

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Fri 13/2

18:00-23:25

1 stop5h 25m

Dublin

Mon 16/2

15:30-18:55

1 stop3h 25m

£85

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Fri 30/1

18:00-23:05

1 stop5h 05m

Dublin

Sat 31/1

18:45-22:45

1 stop4h 00m

£87

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Sun 8/2

23:05-07:55

1 stop8h 50m

Dublin

Sun 15/2

21:15-06:50

1 stop9h 35m

£92

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Tue 10/2

18:25-23:05

1 stop4h 40m

Dublin

Tue 17/2

12:25-20:15

1 stop7h 50m

£100

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Fri 30/1

18:50-23:59

1 stop5h 09m

Dublin

Sat 31/1

18:35-08:10

1 stop13h 35m

£102

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sat 7/3

10:05-19:35

1 stop9h 30m

Dublin

Mon 9/3

19:30-08:55

1 stop13h 25m

£103

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Tue 10/2

17:20-20:50

1 stop3h 30m

Dublin

Tue 17/2

08:00-16:45

1 stop8h 45m

£104

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sat 7/3

11:35-19:50

1 stop8h 15m

Dublin

Mon 9/3

10:45-18:40

1 stop7h 55m

£170

Flights are sorted by cheapest return flights first.

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

How to get the cheapest flight ticket from Northern Ireland to Dublin

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 Northern Ireland to Dublin?

British Airways is the most popular carrier operating from Northern Ireland to Dublin

Cheap Northern Ireland to Dublin flight deals and tips

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

Fastest flight time

4h 15m

Direct flights

None
The fastest flight from Northern Ireland to Dublin takes 4h 15m
There are no direct flights from Northern Ireland to Dublin. There are no popular flight routes from Northern Ireland to Dublin.
Search flight deals

  • When did momondo last update prices for flights from Northern Ireland to Dublin Airport?

    Prices for flights from Northern Ireland to Dublin Airport were last updated today.

  • How old do you have to be to fly from Northern Ireland to Dublin Airport?

    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 Northern Ireland to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The travel and health documents you'll need for your trip to Dublin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Dublin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Swords
Cavan
Dundalk
Athlone
Bray
Malahide
Carlingford
Kildare
Mullingar
Drogheda
Enniscorthy
Wicklow
Arklow
Gorey
Naas
Leixlip
Maynooth
Tullamore
Portmarnock

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Northern Ireland to Dublin . Millions of users trust and use momondo every year so you are in good hands.

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

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

How can momondo help me find flights from Northern Ireland to Dublin?

momondo provides multiple filters to help you find the best flight to Dublin from Northern Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Northern Ireland to Dublin flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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