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Cheap flights from Northern Ireland to Dublin from £107

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/4. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — DUB
26 Feb — 5 Mar1
1 adult

Cheap flight deals from Northern Ireland to Dublin

Keep the following information in mind while searching for Northern Ireland to Dublin flight deals. Data was last updated 21 February 2025.

Round-trip from

£107

Popular in

January

Cheapest in

November

Average price

£162
23/4-28/4
  • 23/4-28/4
  • 2 total stops
  • 37h 55m total
  • Northern Ireland to Dublin
Search Deals
Highest demand for flights based on searches. 38% potential increase in price (£128 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 22% potential price decrease (£37 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Northern Ireland to Dublin

Cheapest flights from Northern Ireland to Dublin
Explore the most affordable flight options available from Northern Ireland to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Wed 23/421:55BFS - DUB
1 stop11h 40mMultiple Airlines
Mon 28/408:10DUB - BFS
1 stop26h 15mMultiple Airlines
Deal found 20/2£107
Thu 20/319:55BHD - DUB
1 stop25h 35mMultiple Airlines
Thu 27/307:20DUB - BHD
1 stop26h 10mMultiple Airlines
Deal found 20/2£123
Wed 23/416:00LDY - DUB
1 stop19h 45mMultiple Airlines
Mon 28/406:20DUB - LDY
1 stop4h 30mMultiple Airlines
Deal found 20/2£127
Mon 8/918:30BHD - DUB
2 stops17h 00mBritish Airways
Wed 10/908:30DUB - BHD
1 stop4h 30mBritish Airways
Deal found 20/2£223
Thu 27/314:00LDY - DUB
1 stop5h 40mBritish Airways
Wed 2/410:55DUB - LDY
1 stop6h 45mBritish Airways
Deal found 20/2£273
Thu 27/306:30LDY - DUB
2 stops10h 10mKLM
Wed 2/413:20DUB - LDY
2 stops20h 55mKLM
Deal found 20/2£287

Find flights from Northern Ireland to Dublin within your budget

Customise your flight search to find flights from Northern Ireland to Dublin 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, Cheapflights users made 858,174 searches. Data last updated 21 February 2025.

Fly from

Northern Ireland

Fly to

Dublin

Route

Depart

Return

Price

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Wed 23/4

21:55-09:35

1 stop11h 40m

Dublin

Mon 28/4

08:10-10:25

1 stop26h 15m

£107

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Thu 20/3

19:55-21:30

1 stop25h 35m

Dublin

Thu 27/3

07:20-09:30

1 stop26h 10m

£123

LondonderryDublin

LDY - DUB

LDYDUB

Londonderry Eglinton

Wed 23/4

16:00-11:45

1 stop19h 45m

Dublin

Mon 28/4

06:20-10:50

1 stop4h 30m

£127

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sat 29/3

15:05-19:45

1 stop4h 40m

Dublin

Mon 31/3

06:40-14:40

2 stops8h 00m

£257

LondonderryDublin

LDY - DUB

LDYDUB

Londonderry Eglinton

Thu 27/3

14:00-19:40

1 stop5h 40m

Dublin

Wed 2/4

10:55-17:40

1 stop6h 45m

£273

LondonderryDublin

LDY - DUB

LDYDUB

Londonderry Eglinton

Thu 27/3

06:30-16:40

2 stops10h 10m

Dublin

Wed 2/4

13:20-10:15

2 stops20h 55m

£287

LondonderryDublin

LDY - DUB

LDYDUB

Londonderry Eglinton

Sat 14/6

14:00-09:35

1 stop19h 35m

£171

LondonderryDublin

LDY - DUB

LDYDUB

Londonderry Eglinton

Sat 14/6

06:30-22:25

2 stops15h 55m

£229

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Best time to book a flight from Northern Ireland to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Northern Ireland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Northern Ireland to Dublin

Get recent, data-driven insights about flights from Northern Ireland to Dublin including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from NIR to DUB?

Find hourly flight availability from Northern Ireland to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

When flying from Northern Ireland to Dublin, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Dublin by month

Plan your trip to Dublin by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Dublin ranges from 49.0 - 79.0 inches per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Dublin when rainfall is around 49.0 mm.

Temperature in Dublin by month

Plan your trip to Dublin by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Dublin, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dublin. Reviews last updated 21 February 2025.
KLM
7.8
Good
1,333 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Entertainment

7.2

Food

7.3

Comfort

7.7

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,333 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Entertainment

7.2

Food

7.3

Comfort

7.7

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

British Airways
6.6
Okay
6,762 reviews
KLM
7.8
Good
1,333 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Entertainment

7.2

Food

7.3

Comfort

7.7

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

Find useful and relevant information for your journey from Northern Ireland to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Dublin from Northern Ireland?

    Most people fly into Dublin (DUB) if they book a flight to Dublin from Northern Ireland. Dublin is conveniently located just 5.7 mi from Dublin’s city center.

  • What are the most popular routes from Northern Ireland to Dublin?

    The most popular flight routes from Northern Ireland to Dublin are Belfast Intl - Dublin, Londonderry Eglinton - Dublin and Belfast City - Dublin.

  • Can I find deals for flights from Northern Ireland to Dublin that include hotel bookings?

    Yes. In addition to deals on Northern Ireland to Dublin flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Northern Ireland to Dublin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to Dublin.

  • Can I find deals for business class flights from Northern Ireland to Dublin?

    Yes. Cheapflights offers flight deals from Northern Ireland to Dublin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Northern Ireland to Dublin?

    Currently, January is the cheapest month in which you can book a flight from Northern Ireland to Dublin (average of £71). Flying from Northern Ireland to Dublin in June is currently the most expensive (average of £104). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Northern Ireland?

Book flights to Northern Ireland if you plan to visit one of these locations
Bray
Wicklow
Athlone
Drogheda
Tullamore
Carlingford
Malahide
Mullingar
Enniscorthy
Dundalk
Arklow
Cavan
Kildare
Castleknock
Naas
Swords
Portmarnock

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Northern Ireland to Dublin

See prices for flight routes from nearby airports that may be better suited for you.
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Heathrow to Donegal flights
London City to Donegal flights
East Midlands to Knock flights
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Top airline flying from Northern Ireland to Dublin

Discover the top airline that operate flights from Northern Ireland to Dublin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£135Average£172FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Northern Ireland to Dublin?

When you search for this flight from Northern Ireland to Dublin, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Northern Ireland to Dublin?

Cheapflights helps you find that perfect flight to Dublin from Northern Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Northern Ireland to Dublin with no change fees?

Need flexible booking options for your flight to Dublin from Northern Ireland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Northern Ireland to Dublin become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dublin from Northern Ireland today and book when prices fit your budget.

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