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 Dublin to Belfast Intl Airport is 4h 05m on average, while flying from Shannon to Belfast Intl Airport is 5h 15m 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.

£52 Cheap Flights from Ireland to Northern Ireland in 2025/26

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Find the cheapest flights from Ireland to Northern Ireland

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Recent return flight deals from Ireland to Northern Ireland

Enter your travel dates to find the best prices.

08:30 - 21:05DUB-BFS

12h 35m1 stop

18:00 - 23:05BFS-DUB

5h 05m1 stop

£79Multiple Airlines

Find Deal

Fri, 9 Jan - Fri, 16 Jan

22:25 - 08:55ORK-BFS

10h 30m1 stop

23:05 - 07:10BFS-ORK

8h 05m1 stop

£79Multiple Airlines

Find Deal

Mon, 12 Jan - Sun, 18 Jan

19:40 - 08:20DUB-BFS

12h 40m1 stop

20:30 - 08:00BFS-DUB

11h 30m1 stop

£83Multiple Airlines

Find Deal

Sun, 11 Jan - Mon, 19 Jan

22:15 - 07:35ORK-BFS

9h 20m1 stop

22:05 - 09:15BFS-ORK

11h 10m1 stop

£83Multiple Airlines

Find Deal

Mon, 5 Jan - Sun, 11 Jan

10:05 - 16:10DUB-BFS

6h 05m1 stop

07:05 - 15:25BFS-DUB

8h 20m1 stop

£84Multiple Airlines

Find Deal

Thu, 8 Jan - Thu, 15 Jan

22:15 - 07:35ORK-BFS

9h 20m1 stop

22:45 - 07:25BFS-ORK

8h 40m1 stop

£84Multiple Airlines

Find Deal

Mon, 5 Jan - Sun, 11 Jan

15:30 - 20:50DUB-BHD

5h 20m1 stop

14:25 - 18:25BHD-DUB

4h 00m1 stop

£147Aer Lingus

Find Deal

Thu, 15 Jan - Thu, 22 Jan

20:40 - 07:30DUB-BHD

10h 50m1 stop

10:40 - 17:00BHD-DUB

6h 20m1 stop

£188British Airways

Find Deal

Thu, 15 Jan - Thu, 22 Jan

08:50 - 17:35DUB-LDY

8h 45m2 stops

09:05 - 22:10LDY-DUB

13h 05m2 stops

£274KLM

Find Deal

Mon, 12 Jan - Sun, 18 Jan

08:50 - 17:35DUB-LDY

8h 45m1 stop

09:05 - 14:15LDY-DUB

5h 10m1 stop

£283British Airways

Find Deal

Mon, 12 Jan - Sun, 18 Jan

Ryanair flights from Ireland to Northern Ireland

Our best Ryanair deals on Ireland to Northern Ireland flight tickets

Ryanair

23 Dec

DUB09:00Dublin

24h 15m

2 stops

BFS09:15Belfast Intl

30 Dec

BFS16:35Belfast Intl

16h 50m

1 stop

DUB09:25Dublin

£158

Find similar

Ryanair

23 Dec

DUB09:00Dublin

24h 15m

2 stops

BFS09:15Belfast Intl

30 Dec

BFS16:35Belfast Intl

27h 20m

2 stops

DUB19:55Dublin

£166

Find similar

Aer Lingus flights from Ireland to Northern Ireland

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

Aer Lingus

15 Jan

DUB15:30Dublin

5h 20m

1 stop

BHD20:50Belfast City

22 Jan

BHD14:25Belfast City

4h 00m

1 stop

DUB18:25Dublin

£147

Find similar

Aer Lingus

20 Dec

DUB06:40Dublin

11h 45m

1 stop

BHD18:25Belfast City

27 Dec

BHD07:15Belfast City

10h 25m

1 stop

DUB17:40Dublin

£297

Find similar

Aer Lingus

12 Jan

ORK11:35Cork

24h 40m

1 stop

BHD12:15Belfast City

19 Jan

BHD10:40Belfast City

24h 30m

1 stop

ORK11:10Cork

£391

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Fri 9/1

08:30-21:05

1 stop12h 35m

Belfast Intl

Fri 16/1

18:00-23:05

1 stop5h 05m

£79

CorkBelfast

ORK - BFS

ORKBFS

Cork

Mon 12/1

22:25-08:55

1 stop10h 30m

Belfast Intl

Sun 18/1

23:05-07:10

1 stop8h 05m

£79

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Sun 11/1

19:40-08:20

1 stop12h 40m

Belfast Intl

Mon 19/1

20:30-08:00

1 stop11h 30m

£83

CorkBelfast

ORK - BFS

ORKBFS

Cork

Mon 5/1

22:15-07:35

1 stop9h 20m

Belfast Intl

Sun 11/1

22:05-09:15

1 stop11h 10m

£83

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Thu 8/1

10:05-16:10

1 stop6h 05m

Belfast Intl

Thu 15/1

07:05-15:25

1 stop8h 20m

£84

CorkBelfast

ORK - BFS

ORKBFS

Cork

Mon 5/1

22:15-07:35

1 stop9h 20m

Belfast Intl

Sun 11/1

22:45-07:25

1 stop8h 40m

£84

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Thu 15/1

15:30-20:50

1 stop5h 20m

Belfast City

Thu 22/1

14:25-18:25

1 stop4h 00m

£147

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Thu 15/1

20:40-07:30

1 stop10h 50m

Belfast City

Thu 22/1

10:40-17:00

1 stop6h 20m

£188

DublinLondonderry

DUB - LDY

DUBLDY

Dublin

Mon 12/1

08:50-17:35

2 stops8h 45m

Londonderry Eglinton

Sun 18/1

09:05-22:10

2 stops13h 05m

£274

DublinLondonderry

DUB - LDY

DUBLDY

Dublin

Mon 12/1

08:50-17:35

1 stop8h 45m

Londonderry Eglinton

Sun 18/1

09:05-14:15

1 stop5h 10m

£283

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 British Airways 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 10m
Direct flights	None

The fastest flight from Ireland to Northern Ireland takes 3h 10m

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.