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Cheap flights from Northern Ireland to Dublin from £54

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — DUB
27 Jan — 3 Feb1
1 adult

Cheap flight deals from Northern Ireland to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Northern Ireland (GBNIR) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 January 2025.

Round-trip from

£112

One-way from

£54
7/3-9/3
  • 7/3-9/3
  • 2 total stops
  • 22h 45m total
  • Northern Ireland to Dublin
Search Deals
19/5
  • 19/5
  • 1 total stop
  • 4h 05m total
  • Northern Ireland to Dublin
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 22 January 2025.

Fri 7/320:30BFS - DUB
1 stop13h 05mMultiple Airlines
Sun 9/321:10DUB - BFS
1 stop9h 40mMultiple Airlines
Deal found 21/1£112
Sat 1/312:30LDY - DUB
1 stop8h 30mMultiple Airlines
Sat 8/306:35DUB - LDY
1 stop5h 30mMultiple Airlines
Deal found 21/1£118
Sat 1/306:00BFS - DUB
1 stop6h 05mRyanair
Mon 3/308:15DUB - BFS
1 stop5h 40mRyanair
Deal found 22/1£122
Sat 1/310:25BHD - DUB
1 stop10h 30mAer Lingus
Mon 3/307:45DUB - BHD
1 stop9h 35mAer Lingus
Deal found 21/1£146
Fri 31/115:25BHD - DUB
1 stop5h 55mMultiple Airlines
Mon 3/209:00DUB - BHD
1 stop4h 10mMultiple Airlines
Deal found 21/1£153
Sat 25/1009:35BHD - DUB
1 stop9h 45mBritish Airways
Wed 29/1020:30DUB - BHD
1 stop11h 40mBritish Airways
Deal found 21/1£165

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 22 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Fri 7/3

20:30-09:35

1 stop13h 05m

Dublin

Sun 9/3

21:10-06:50

1 stop9h 40m

£112

LondonderryDublin

LDY - DUB

LDYDUB

Londonderry Eglinton

Sat 1/3

12:30-21:00

1 stop8h 30m

Dublin

Sat 8/3

06:35-12:05

1 stop5h 30m

£118

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Sat 1/3

06:00-12:05

1 stop6h 05m

Dublin

Mon 3/3

08:15-13:55

1 stop5h 40m

£122

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sat 1/3

10:25-20:55

1 stop10h 30m

Dublin

Mon 3/3

07:45-17:20

1 stop9h 35m

£146

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sat 1/3

06:30-19:45

1 stop13h 15m

Dublin

Mon 3/3

20:30-07:40

1 stop11h 10m

£172

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sat 15/2

06:55-10:15

1 stop3h 20m

Dublin

Sun 16/2

06:30-09:50

1 stop3h 20m

£185

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Mon 19/5

18:00-22:05

1 stop4h 05m

£54

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Tue 11/3

05:45-15:10

1 stop9h 25m

£55

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Mon 19/5

07:55-22:30

1 stop14h 35m

£63

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Mon 5/5

08:10-15:20

1 stop7h 10m

£85

Flights are sorted by cheapest return flights first.

Deals found on 21/1

Showing 1-10 of 13 results
1
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 22 January 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 22 January 2025.
KLM
7.8
Good
1,341 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

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
1,341 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

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.

Aer Lingus
7.1
Good
1,082 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

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.

Ryanair
6.9
Okay
5,190 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

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
6,831 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

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.

Ryanair
6.1
Okay
92 reviews
KLM
7.8
Good
1,341 reviews
Check prices

Boarding

7.8

Food

7.3

Overall

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Reviews

1 / 10

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 cheapest airlines to fly from Northern Ireland to Dublin one-way?

    One-way options have recently been found by users for as low as £55 on Ryanair. Other airlines that offer cheap prices include Ryanair from £85 and British Airways from £107 one-way.

  • 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, Belfast City - Dublin and Londonderry Eglinton - 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
Swords
Drogheda
Tullamore
Athlone
Carlingford
Mullingar
Enniscorthy
Dundalk
Arklow
Cavan
Castleknock
Kildare
Malahide
Naas
Portmarnock

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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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Belfast Intl to Dublin flights
Stansted to Milltown (Kerry) flights
Exeter to Dublin flights
Birmingham to Shannon flights
Edinburgh to Shannon flights
London City to Shannon flights
Heathrow to Milltown (Kerry) flights
Manchester to Knock flights
Liverpool to Cork flights
Birmingham to Knock flights
Edinburgh to Knock flights
London City to Milltown (Kerry) flights

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 22 January 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£139Average£177FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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