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Find cheap flights from Northern Ireland to Ireland from €85

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Northern Ireland to Ireland departing on 6/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Tue 4/6
Tue 11/6

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In the last 7 days, travellers have searched 43,369,418 times on KAYAK, and here's why:

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Good to know

Low season

January

High season

August

Cheapest flight

€85
Best time to beat the crowds (30% less expensive on average)
Most popular time to fly and prices are also 2% lower on average.
Flight from Belfast Intl Airport to Dublin

FAQs for booking flights from Northern Ireland to Ireland

  • How does KAYAK find such low prices on flights from Northern Ireland to Ireland?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Northern Ireland to Ireland.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Northern Ireland to Ireland?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ireland from Northern Ireland is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Northern Ireland to Ireland?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Ireland with an airline and back to Northern Ireland with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Northern Ireland to Ireland?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ireland from Northern Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Northern Ireland to Ireland

Recent return flight deals

23/9Mon
1 stopBritish Airways
12h 50mBHD-DUB
7/10Mon
1 stopBritish Airways
12h 25mDUB-BHD
€164
23/9Mon
1 stop
3h 00mBFS-DUB
23/9Mon
1 stop
4h 20mDUB-BFS
€172
23/9Mon
1 stop
6h 40mBFS-DUB
7/10Mon
1 stop
3h 45mDUB-BFS
€178
23/9Mon
1 stop
4h 30mBHD-DUB
23/9Mon
1 stop
4h 05mDUB-BHD
€181
4/6Tue
1 stop
5h 30mBFS-DUB
4/6Tue
1 stop
12h 55mDUB-BFS
€232
1/6Sat
1 stopBritish Airways
15h 35mBHD-DUB
8/6Sat
1 stopBritish Airways
4h 50mDUB-BHD
€267
4/6Tue
1 stopBritish Airways
4h 40mBHD-DUB
4/6Tue
1 stopBritish Airways
4h 50mDUB-BHD
€279
17/5Fri
1 stopBritish Airways
14h 05mBHD-DUB
19/5Sun
1 stopBritish Airways
8h 55mDUB-BHD
€321
1/6Sat
1 stop
6h 35mBFS-DUB
8/6Sat
1 stop
5h 00mDUB-BFS
€331
23/9Mon
2 stopsLufthansa
18h 20mBHD-DUB
7/10Mon
2 stopsLufthansa
28h 10mDUB-BHD
€515

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Recent one-way flight deals

6/9Fri
1 stop
10h 05mBFS-DUB
€85
27/8Tue
1 stop
4h 05mBHD-DUB
€85
8/10Tue
1 stop
11h 10mBFS-DUB
€86
10/5Fri
1 stopAer Lingus
15h 30mBHD-DUB
€93
8/10Tue
1 stop
7h 30mBHD-DUB
€104
10/5Fri
1 stop
24h 45mBFS-DUB
€105
8/10Tue
2 stops
13h 05mBFS-DUB
€123
6/6Thu
1 stopBritish Airways
25h 05mBHD-SNN
€173
19/7Fri
1 stopBritish Airways
21h 20mBHD-SNN
€193
6/9Fri
2 stopsBritish Airways
8h 00mBHD-DUB
€312

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Flights to Ireland

Return flight deals:

Ireland - Northern Ireland

Cabin classes: