Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Ireland to Northern Ireland from €55

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Northern Ireland departing on 25/3. 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

Discover deals from 900+ travel sites with momondo.

Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ireland to Northern Ireland

Recent return flight deals from Ireland to Northern Ireland

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:45 - 20:25
ORK
-
BFS
4h 40m1 stop
Multiple Airlines Logo
18:00 - 22:45
BFS
-
ORK
4h 45m1 stop
€90Multiple Airlines
Fri, 13 Feb - Fri, 20 Feb
Multiple Airlines Logo
19:45 - 07:25
DUB
-
BFS
11h 40m1 stop
Multiple Airlines Logo
18:50 - 23:05
BFS
-
DUB
4h 15m1 stop
€92Multiple Airlines
Thu, 19 Feb - Mon, 23 Feb
Multiple Airlines Logo
06:30 - 10:45
DUB
-
BFS
4h 15m1 stop
Multiple Airlines Logo
15:45 - 23:05
BFS
-
DUB
7h 20m1 stop
€94Multiple Airlines
Wed, 11 Feb - Wed, 18 Feb
Ryanair Logo
19:25 - 10:30
DUB
-
BFS
15h 05m1 stop
Ryanair Logo
14:00 - 19:00
BFS
-
DUB
5h 00m1 stop
€94Ryanair
Thu, 12 Feb - Thu, 19 Feb
Multiple Airlines Logo
18:20 - 08:20
ORK
-
BFS
14h 00m1 stop
Multiple Airlines Logo
08:55 - 17:55
BFS
-
ORK
9h 00m1 stop
€98Multiple Airlines
Sun, 8 Feb - Sun, 15 Feb
Multiple Airlines Logo
09:45 - 18:25
DUB
-
BFS
8h 40m1 stop
Multiple Airlines Logo
06:15 - 13:20
BFS
-
DUB
7h 05m1 stop
€98Multiple Airlines
Mon, 2 Feb - Thu, 5 Feb
KLM Logo
15:40 - 16:50
ORK
-
BHD
25h 10m2 stops
KLM Logo
17:20 - 23:25
BHD
-
ORK
6h 05m1 stop
€269KLM
Sun, 8 Feb - Sun, 15 Feb
KLM Logo
06:00 - 16:50
ORK
-
BHD
10h 50m1 stop
KLM Logo
17:20 - 12:55
BHD
-
ORK
19h 35m1 stop
€298KLM
Sun, 8 Feb - Sun, 15 Feb
British Airways Logo
17:35 - 10:20
ORK
-
BHD
16h 45m1 stop
British Airways Logo
09:10 - 15:25
BHD
-
ORK
6h 15m1 stop
€308British Airways
Sun, 8 Feb - Sun, 15 Feb
British Airways Logo
11:55 - 16:45
ORK
-
BHD
4h 50m1 stop
British Airways Logo
06:30 - 11:10
BHD
-
ORK
4h 40m1 stop
€313British Airways
Wed, 14 Jan - Sun, 18 Jan

KLM flights from Ireland to Northern Ireland

Our best KLM deals on Ireland to Northern Ireland flight tickets
KLM
19 Feb
DUB05:55Dublin
10h 55m
1 stop
BHD16:50Belfast City
23 Feb
BHD06:30Belfast City
9h 50m
1 stop
DUB16:20Dublin
€200
Find similar
KLM
8 Feb
ORK15:40Cork
25h 10m
2 stops
BHD16:50Belfast City
15 Feb
BHD17:20Belfast City
6h 05m
1 stop
ORK23:25Cork
€269
Find similar
KLM
8 Feb
ORK06:00Cork
10h 50m
1 stop
BHD16:50Belfast City
15 Feb
BHD17:20Belfast City
19h 35m
1 stop
ORK12:55Cork
€298
Find similar

Aer Lingus flights from Ireland to Northern Ireland

Our best Aer Lingus deals on Ireland to Northern Ireland flight tickets
Aer Lingus
19 Feb
DUB07:30Dublin
5h 25m
1 stop
BHD12:55Belfast City
23 Feb
BHD06:55Belfast City
14h 40m
1 stop
DUB21:35Dublin
€257
Find similar
Aer Lingus
20 Feb
DUB06:40Dublin
7h 45m
1 stop
BHD14:25Belfast City
23 Feb
BHD08:20Belfast City
13h 10m
1 stop
DUB21:30Dublin
€292
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Ireland to Northern 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 31 December 2025.
Use the filters below to find and compare flights from Ireland to Northern Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CorkBelfast

ORK - BFS

ORKBFS

Cork

Fri 13/2

15:45-20:25

1 stop4h 40m

Belfast Intl

Fri 20/2

18:00-22:45

1 stop4h 45m

€90

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Thu 19/2

19:45-07:25

1 stop11h 40m

Belfast Intl

Mon 23/2

18:50-23:05

1 stop4h 15m

€92

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Wed 11/2

06:30-10:45

1 stop4h 15m

Belfast Intl

Wed 18/2

15:45-23:05

1 stop7h 20m

€94

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Thu 12/2

19:25-10:30

1 stop15h 05m

Belfast Intl

Thu 19/2

14:00-19:00

1 stop5h 00m

€94

CorkBelfast

ORK - BFS

ORKBFS

Cork

Sun 8/2

18:20-08:20

1 stop14h 00m

Belfast Intl

Sun 15/2

08:55-17:55

1 stop9h 00m

€98

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Mon 2/2

09:45-18:25

1 stop8h 40m

Belfast Intl

Thu 5/2

06:15-13:20

1 stop7h 05m

€98

CorkBelfast

ORK - BHD

ORKBHD

Cork

Sun 8/2

15:40-16:50

2 stops25h 10m

Belfast City

Sun 15/2

17:20-23:25

1 stop6h 05m

€269

CorkBelfast

ORK - BHD

ORKBHD

Cork

Sun 8/2

06:00-16:50

1 stop10h 50m

Belfast City

Sun 15/2

17:20-12:55

1 stop19h 35m

€298

CorkBelfast

ORK - BHD

ORKBHD

Cork

Sun 8/2

17:35-10:20

1 stop16h 45m

Belfast City

Sun 15/2

09:10-15:25

1 stop6h 15m

€308

CorkBelfast

ORK - BHD

ORKBHD

Cork

Wed 14/1

11:55-16:45

1 stop4h 50m

Belfast City

Sun 18/1

06:30-11:10

1 stop4h 40m

€313

Flights are sorted by cheapest return flights first.

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

See travel insights to Northern Ireland from

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

Aer Lingus is the most popular carrier operating from Ireland to Northern Ireland

Cheap Ireland to Northern Ireland flight deals and tips

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

Fastest flight time

3h 40m

Direct flights

None
The fastest flight from Ireland to Northern Ireland takes 3h 40m
There are no direct flights from Ireland to Northern Ireland. There are no popular flight routes from Ireland to Northern Ireland.
Search flight deals

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

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

  • How many operators does momondo search for flights from Ireland to Northern Ireland?

  • How old do you have to be to fly from Ireland to Northern 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 Ireland to Northern Ireland.

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

    The travel and health documents required for your trip to Northern 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 Northern Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Ireland to Northern Ireland

Compare and see reviews for airlines that fly from Ireland to Northern Ireland with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom €258Free CancellationRating
6.7
7,628 reviews
Search British Airways flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ireland to Northern Ireland for you.

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

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

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

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

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

Yes. momondo can track prices for Ireland to Northern Ireland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Northern Ireland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 30/1
Fri 6/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Northern Ireland

Popular Cities in Northern Ireland

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom €36
Flights to Manchesterfrom €37
Flights to Belfastfrom €94
Flights to Edinburghfrom €36
Flights to Birminghamfrom €36
Flights to Glasgowfrom €37
Flights to Bristolfrom €37
Flights to Liverpoolfrom €35
Flights to Newcastle upon Tynefrom €37
Flights to Leedsfrom €36
Flights to Aberdeenfrom €80
Flights to Cardifffrom €36