How long is the flight from Ireland to Northern Ireland?

The average flight duration from Ireland to Northern Ireland depends on which airport you fly into and out of. Flying from Shannon to Belfast Intl Airport is 4h 05m on average, while flying from Milltown (Kerry) to Belfast Intl Airport is 4h 45m on average. Belfast Intl Airport is the most popular airport in Northern Ireland.

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

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

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to Northern Ireland.

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

The travel and health documents you'll need for your trip to Northern Ireland 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 Northern Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£38 Cheap Flights from Ireland to Northern Ireland in 2026

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Find the cheapest flights from Ireland to Northern Ireland

Round-trip

One-way

Last minute

Recent return flight deals from Ireland to Northern Ireland

Enter your travel dates to find the best prices.

16:15 - 23:20

DUB

BFS

7h 05m

1 stop

20:15 - 00:05

BFS

DUB

3h 50m

1 stop

£73Multiple Airlines

Wed, 15 Apr - Wed, 22 Apr

15:20 - 19:50

ORK

BFS

4h 30m

1 stop

05:55 - 14:55

BFS

ORK

9h 00m

1 stop

£74Multiple Airlines

Wed, 15 Apr - Wed, 22 Apr

17:35 - 22:20

KIR

BFS

4h 45m

1 stop

12:45 - 17:10

BFS

KIR

4h 25m

1 stop

£74Ryanair

Thu, 16 Apr - Thu, 23 Apr

14:35 - 21:30

ORK

BFS

6h 55m

1 stop

22:45 - 08:20

BFS

ORK

9h 35m

1 stop

£75Multiple Airlines

Mon, 13 Apr - Thu, 16 Apr

20:30 - 08:05

DUB

BFS

11h 35m

1 stop

05:55 - 12:30

BFS

DUB

6h 35m

1 stop

£75Multiple Airlines

Tue, 14 Apr - Tue, 21 Apr

21:10 - 10:00

DUB

BFS

12h 50m

1 stop

23:30 - 10:25

BFS

DUB

10h 55m

1 stop

£76Multiple Airlines

Mon, 20 Apr - Tue, 28 Apr

19:25 - 08:35

DUB

BFS

13h 10m

1 stop

21:40 - 09:10

BFS

DUB

11h 30m

1 stop

£77Multiple Airlines

Sat, 28 Mar - Sat, 4 Apr

17:15 - 23:20

ORK

BFS

6h 05m

1 stop

15:40 - 23:55

BFS

ORK

8h 15m

1 stop

£78Multiple Airlines

Wed, 15 Apr - Wed, 22 Apr

14:55 - 19:30

DUB

BFS

4h 35m

1 stop

19:20 - 01:00

BFS

DUB

5h 40m

1 stop

£78Multiple Airlines

Fri, 17 Apr - Fri, 24 Apr

17:35 - 22:20

KIR

BFS

4h 45m

1 stop

12:45 - 17:10

BFS

KIR

4h 25m

1 stop

£97Ryanair

Thu, 16 Apr - Thu, 23 Apr

Ryanair flights from Ireland to Northern Ireland

Our best Ryanair deals on Ireland to Northern Ireland flight tickets

Ryanair

16 Apr

KIR17:35Milltown (Kerry)

4h 45m

1 stop

BFS22:20Belfast Intl

23 Apr

BFS12:45Belfast Intl

4h 25m

1 stop

KIR17:10Milltown (Kerry)

£74

Ryanair

16 Apr

KIR17:35Milltown (Kerry)

4h 45m

1 stop

BFS22:20Belfast Intl

23 Apr

BFS12:45Belfast Intl

4h 25m

1 stop

KIR17:10Milltown (Kerry)

£97

Aer Lingus flights from Ireland to Northern Ireland

Our best Aer Lingus deals on Ireland to Northern Ireland flight tickets

Aer Lingus

16 Mar

DUB11:45Dublin

6h 40m

1 stop

BHD18:25Belfast City

24 Mar

BHD09:50Belfast City

4h 35m

1 stop

DUB14:25Dublin

£135

Aer Lingus

25 Mar

DUB08:00Dublin

5h 50m

1 stop

BHD13:50Belfast City

1 Apr

BHD14:05Belfast City

5h 55m

1 stop

DUB20:00Dublin

£284

Fly from

Fly to

Route

Depart

Return

Price

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Wed 15/4

16:15-23:20

1 stop7h 05m

Belfast Intl

Wed 22/4

20:15-00:05

1 stop3h 50m

£73

CorkBelfast

ORK - BFS

ORKBFS

Cork

Wed 15/4

15:20-19:50

1 stop4h 30m

Belfast Intl

Wed 22/4

05:55-14:55

1 stop9h 00m

£74

Milltown (Kerry)Belfast

KIR - BFS

KIRBFS

Milltown (Kerry)

Thu 16/4

17:35-22:20

1 stop4h 45m

Belfast Intl

Thu 23/4

12:45-17:10

1 stop4h 25m

£74

CorkBelfast

ORK - BFS

ORKBFS

Cork

Mon 13/4

14:35-21:30

1 stop6h 55m

Belfast Intl

Thu 16/4

22:45-08:20

1 stop9h 35m

£75

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Tue 14/4

20:30-08:05

1 stop11h 35m

Belfast Intl

Tue 21/4

05:55-12:30

1 stop6h 35m

£75

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Mon 20/4

21:10-10:00

1 stop12h 50m

Belfast Intl

Tue 28/4

23:30-10:25

1 stop10h 55m

£76

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Sat 28/3

19:25-08:35

1 stop13h 10m

Belfast Intl

Sat 4/4

21:40-09:10

1 stop11h 30m

£77

CorkBelfast

ORK - BFS

ORKBFS

Cork

Wed 15/4

17:15-23:20

1 stop6h 05m

Belfast Intl

Wed 22/4

15:40-23:55

1 stop8h 15m

£78

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Fri 17/4

14:55-19:30

1 stop4h 35m

Belfast Intl

Fri 24/4

19:20-01:00

1 stop5h 40m

£78

Milltown (Kerry)Belfast

KIR - BFS

KIRBFS

Milltown (Kerry)

Thu 16/4

17:35-22:20

1 stop4h 45m

Belfast Intl

Thu 23/4

12:45-17:10

1 stop4h 25m

£97

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Airlines

Other information

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

Ryanair, Aer Lingus, and KLM are the most popular carriers 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 50m
Direct flights	None

The fastest flight from Ireland to Northern Ireland takes 3h 50m

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 were last updated today.
How old do you have to be to fly from Ireland to Northern Ireland?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to Northern Ireland.
What documentation or ID do you need to fly to Northern Ireland?
The travel and health documents you'll need for your trip to Northern Ireland 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 Northern Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to Northern Ireland. momondo saves you time and could save you money on your trip.

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

Flights from Ireland to Northern Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Ireland and Northern Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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