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 3h 25m on average, while flying from Cork to Belfast Intl Airport is 5h 40m 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.

£48 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.

18:00 - 22:00DUB-BFS

4h 00m1 stop

12:45 - 16:30BFS-DUB

3h 45m1 stop

£95Multiple Airlines

Find Deal

Sat, 22 Nov - Sat, 29 Nov

15:00 - 22:00DUB-BFS

7h 00m1 stop

12:45 - 21:50BFS-DUB

9h 05m1 stop

£97Multiple Airlines

Find Deal

Sat, 22 Nov - Sat, 29 Nov

15:00 - 22:00DUB-BFS

7h 00m1 stop

12:45 - 23:15BFS-DUB

10h 30m1 stop

£98Multiple Airlines

Find Deal

Sat, 22 Nov - Sat, 29 Nov

20:30 - 09:55DUB-BFS

13h 25m1 stop

10:30 - 16:35BFS-DUB

6h 05m1 stop

£99Multiple Airlines

Find Deal

Mon, 24 Nov - Mon, 1 Dec

16:55 - 22:00DUB-BFS

5h 05m1 stop

12:45 - 16:30BFS-DUB

3h 45m1 stop

£110Ryanair

Find Deal

Sat, 8 Nov - Sat, 15 Nov

15:30 - 20:50DUB-BHD

5h 20m1 stop

09:45 - 14:55BHD-DUB

5h 10m1 stop

£157Aer Lingus

Find Deal

Sat, 8 Nov - Sat, 15 Nov

05:55 - 21:00DUB-BHD

15h 05m1 stop

17:20 - 22:10BHD-DUB

4h 50m1 stop

£194KLM

Find Deal

Sat, 8 Nov - Sat, 15 Nov

11:15 - 21:00ORK-BHD

9h 45m1 stop

17:20 - 23:25BHD-ORK

6h 05m1 stop

£214KLM

Find Deal

Sat, 29 Nov - Sat, 6 Dec

20:40 - 08:15DUB-BHD

11h 35m1 stop

15:05 - 19:50BHD-DUB

4h 45m1 stop

£220British Airways

Find Deal

Sat, 8 Nov - Sat, 15 Nov

20:40 - 08:15DUB-BHD

11h 35m1 stop

11:35 - 17:00BHD-DUB

5h 25m1 stop

£221British Airways

Find Deal

Sat, 8 Nov - Sat, 15 Nov

KLM flights from Ireland to Northern Ireland

Our best KLM deals on Ireland to Northern Ireland flight tickets

KLM

8 Nov

DUB05:55Dublin

15h 05m

1 stop

BHD21:00Belfast City

15 Nov

BHD17:20Belfast City

4h 50m

1 stop

DUB22:10Dublin

£194

Find similar

KLM

29 Nov

ORK11:15Cork

9h 45m

1 stop

BHD21:00Belfast City

6 Dec

BHD17:20Belfast City

6h 05m

1 stop

ORK23:25Cork

£214

Find similar

KLM

29 Nov

DUB08:50Dublin

12h 10m

1 stop

BHD21:00Belfast City

30 Nov

BHD06:30Belfast City

15h 40m

1 stop

DUB22:10Dublin

£228

Find similar

British Airways flights from Ireland to Northern Ireland

Our best British Airways deals on Ireland to Northern Ireland flight tickets

British Airways

8 Nov

DUB20:40Dublin

11h 35m

1 stop

BHD08:15Belfast City

15 Nov

BHD15:05Belfast City

4h 45m

1 stop

DUB19:50Dublin

£220

Find similar

British Airways

8 Nov

DUB20:40Dublin

11h 35m

1 stop

BHD08:15Belfast City

15 Nov

BHD11:35Belfast City

5h 25m

1 stop

DUB17:00Dublin

£221

Find similar

British Airways

8 Nov

DUB20:40Dublin

11h 35m

1 stop

BHD08:15Belfast City

15 Nov

BHD11:35Belfast City

5h 25m

1 stop

DUB17:00Dublin

£229

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Sat 22/11

18:00-22:00

1 stop4h 00m

Belfast Intl

Sat 29/11

12:45-16:30

1 stop3h 45m

£95

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Sat 22/11

15:00-22:00

1 stop7h 00m

Belfast Intl

Sat 29/11

12:45-21:50

1 stop9h 05m

£97

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Sat 22/11

15:00-22:00

1 stop7h 00m

Belfast Intl

Sat 29/11

12:45-23:15

1 stop10h 30m

£98

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Mon 24/11

20:30-09:55

1 stop13h 25m

Belfast Intl

Mon 1/12

10:30-16:35

1 stop6h 05m

£99

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Sat 8/11

16:55-22:00

1 stop5h 05m

Belfast Intl

Sat 15/11

12:45-16:30

1 stop3h 45m

£110

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Sat 8/11

15:30-20:50

1 stop5h 20m

Belfast City

Sat 15/11

09:45-14:55

1 stop5h 10m

£157

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Sat 8/11

05:55-21:00

1 stop15h 05m

Belfast City

Sat 15/11

17:20-22:10

1 stop4h 50m

£194

CorkBelfast

ORK - BHD

ORKBHD

Cork

Sat 29/11

11:15-21:00

1 stop9h 45m

Belfast City

Sat 6/12

17:20-23:25

1 stop6h 05m

£214

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Sat 8/11

20:40-08:15

1 stop11h 35m

Belfast City

Sat 15/11

15:05-19:50

1 stop4h 45m

£220

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Sat 8/11

20:40-08:15

1 stop11h 35m

Belfast City

Sat 15/11

11:35-17:00

1 stop5h 25m

£221

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?

British Airways 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

Direct flights	None

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.