Cheap flights from Northern Ireland to Dublin from €57

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 21/1. 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
07:00 - 17:20BFS-DUB
10h 20m1 stop
Multiple Airlines Logo
07:20 - 20:45DUB-BFS
13h 25m1 stop
€108Multiple Airlines
Find Deal
Thu, 4 Dec - Mon, 8 Dec
Multiple Airlines Logo
21:05 - 07:15BFS-DUB
10h 10m1 stop
Multiple Airlines Logo
06:30 - 10:30DUB-BFS
4h 00m1 stop
€113Multiple Airlines
Find Deal
Fri, 21 Nov - Fri, 28 Nov
Multiple Airlines Logo
08:00 - 21:25LDY-DUB
13h 25m1 stop
Multiple Airlines Logo
08:30 - 12:45DUB-LDY
4h 15m1 stop
€113Multiple Airlines
Find Deal
Fri, 7 Nov - Sat, 8 Nov
Multiple Airlines Logo
14:00 - 23:45BFS-DUB
9h 45m1 stop
Multiple Airlines Logo
10:00 - 22:10DUB-BFS
12h 10m1 stop
€114Multiple Airlines
Find Deal
Thu, 27 Nov - Thu, 4 Dec
British Airways Logo
15:05 - 19:50BHD-DUB
4h 45m1 stop
British Airways Logo
17:55 - 07:40DUB-BHD
13h 45m1 stop
€195British Airways
Find Deal
Sat, 7 Mar - Mon, 9 Mar
British Airways Logo
09:15 - 15:05BHD-DUB
5h 50m1 stop
British Airways Logo
10:45 - 18:40DUB-BHD
7h 55m1 stop
€196British Airways
Find Deal
Sat, 7 Mar - Mon, 9 Mar
British Airways Logo
18:30 - 07:45BHD-DUB
13h 15m1 stop
British Airways Logo
10:30 - 15:40DUB-BHD
5h 10m1 stop
€254British Airways
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Mon, 30 Mar - Tue, 31 Mar
KLM Logo
14:00 - 22:10LDY-DUB
8h 10m2 stops
KLM Logo
05:55 - 17:35DUB-LDY
11h 40m2 stops
€331KLM
Find Deal
Tue, 25 Nov - Tue, 2 Dec
KLM Logo
06:30 - 22:10LDY-DUB
15h 40m2 stops
KLM Logo
08:50 - 17:35DUB-LDY
8h 45m2 stops
€332KLM
Find Deal
Thu, 6 Nov - Wed, 12 Nov
KLM Logo
18:05 - 16:20LDY-DUB
22h 15m2 stops
KLM Logo
08:50 - 21:45DUB-LDY
12h 55m2 stops
€367KLM
Find Deal
Mon, 10 Nov - Mon, 17 Nov

British Airways flights from Northern Ireland to Dublin

Our best British Airways deals on Northern Ireland to Dublin flight tickets
British Airways
7 Mar
BHD15:05Belfast City
4h 45m
1 stop
DUB19:50Dublin
9 Mar
DUB17:55Dublin
13h 45m
1 stop
BHD07:40Belfast City
British Airways
7 Mar
BHD09:15Belfast City
5h 50m
1 stop
DUB15:05Dublin
9 Mar
DUB10:45Dublin
7h 55m
1 stop
BHD18:40Belfast City
British Airways
30 Mar
BHD18:30Belfast City
13h 15m
1 stop
DUB07:45Dublin
31 Mar
DUB10:30Dublin
5h 10m
1 stop
BHD15:40Belfast City

KLM flights from Northern Ireland to Dublin

Our best KLM deals on Northern Ireland to Dublin flight tickets
KLM
25 Nov
LDY14:00Londonderry Eglinton
8h 10m
2 stops
DUB22:10Dublin
2 Dec
DUB05:55Dublin
11h 40m
2 stops
LDY17:35Londonderry Eglinton
KLM
6 Nov
LDY06:30Londonderry Eglinton
15h 40m
2 stops
DUB22:10Dublin
12 Nov
DUB08:50Dublin
8h 45m
2 stops
LDY17:35Londonderry Eglinton
KLM
10 Nov
LDY18:05Londonderry Eglinton
22h 15m
2 stops
DUB16:20Dublin
17 Nov
DUB08:50Dublin
12h 55m
2 stops
LDY21:45Londonderry Eglinton

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 13,528 searches. Data last updated 13 October 2025.
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

Thu 4/12

07:00-17:20

1 stop10h 20m

Dublin

Mon 8/12

07:20-20:45

1 stop13h 25m

€108

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Fri 21/11

21:05-07:15

1 stop10h 10m

Dublin

Fri 28/11

06:30-10:30

1 stop4h 00m

€113

LondonderryDublin

LDY - DUB

LDYDUB

Londonderry Eglinton

Fri 7/11

08:00-21:25

1 stop13h 25m

Dublin

Sat 8/11

08:30-12:45

1 stop4h 15m

€113

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Thu 27/11

14:00-23:45

1 stop9h 45m

Dublin

Thu 4/12

10:00-22:10

1 stop12h 10m

€114

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sat 7/3

15:05-19:50

1 stop4h 45m

Dublin

Mon 9/3

17:55-07:40

1 stop13h 45m

€195

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sat 7/3

09:15-15:05

1 stop5h 50m

Dublin

Mon 9/3

10:45-18:40

1 stop7h 55m

€196

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Mon 30/3

18:30-07:45

1 stop13h 15m

Dublin

Tue 31/3

10:30-15:40

1 stop5h 10m

€254

LondonderryDublin

LDY - DUB

LDYDUB

Londonderry Eglinton

Tue 25/11

14:00-22:10

2 stops8h 10m

Dublin

Tue 2/12

05:55-17:35

2 stops11h 40m

€331

LondonderryDublin

LDY - DUB

LDYDUB

Londonderry Eglinton

Thu 6/11

06:30-22:10

2 stops15h 40m

Dublin

Wed 12/11

08:50-17:35

2 stops8h 45m

€332

LondonderryDublin

LDY - DUB

LDYDUB

Londonderry Eglinton

Mon 10/11

18:05-16:20

2 stops22h 15m

Dublin

Mon 17/11

08:50-21:45

2 stops12h 55m

€367

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 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

Direct flights

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

    Prices for flights from Northern Ireland to Dublin Airport are refreshed on a daily basis.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify 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 licence 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
Athlone
Wicklow
Cavan
Swords
Dundalk
Tullamore
Enniscorthy
Kildare
Bray
Naas
Mullingar
Maynooth
Arklow
Malahide
Leixlip
Carlingford
Drogheda
Portmarnock
Castleknock

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Northern Ireland to Dublin flights to just show those with flexible booking policies.

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

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 Dublin from Northern Ireland.

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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1 adult
Wed 12/11
Wed 19/11