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Cheap flights from Dublin to Northern Ireland from £55

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — BFS
26 Feb — 5 Mar1
1 adult

Cheap flight deals from Dublin to Northern Ireland

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

Round-trip from

£108

One-way from

£55
3/4-28/4
  • 3/4-28/4
  • 2 total stops
  • 35h 25m total
  • Dublin to Northern Ireland
Search Deals
7/5
  • 7/5
  • 1 total stop
  • 18h 40m total
  • Dublin to Northern Ireland
Search Deals

Find flight deals from Dublin to Northern Ireland

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

Thu 3/407:25DUB - BFS
1 stop23h 45mMultiple Airlines
Mon 28/421:55BFS - DUB
1 stop11h 40mMultiple Airlines
Deal found 20/2£108
Thu 27/315:30DUB - BHD
1 stop4h 00mMultiple Airlines
Sat 5/406:55BHD - DUB
1 stop6h 05mMultiple Airlines
Deal found 21/2£154
Mon 24/313:25DUB - BHD
1 stop7h 35mKLM
Tue 1/406:30BHD - DUB
1 stop6h 05mKLM
Deal found 20/2£166
Tue 18/306:40DUB - BHD
1 stop10h 15mAer Lingus
Fri 21/314:05BHD - DUB
1 stop7h 10mAer Lingus
Deal found 21/2£174
Mon 24/320:30DUB - BHD
1 stop11h 10mBritish Airways
Tue 1/420:20BHD - DUB
1 stop11h 20mBritish Airways
Deal found 20/2£181
Sat 29/306:40DUB - LDY
1 stop5h 25mMultiple Airlines
Sat 5/414:00LDY - DUB
1 stop4h 15mMultiple Airlines
Deal found 20/2£223
Sat 29/313:05DUB - LDY
1 stop4h 30mBritish Airways
Sat 5/414:00LDY - DUB
1 stop5h 20mBritish Airways
Deal found 20/2£284
Sat 29/317:20DUB - LDY
2 stops18h 30mKLM
Sat 5/406:30LDY - DUB
2 stops15h 55mKLM
Deal found 20/2£315

Find flights from Dublin to Northern Ireland within your budget

Customise your flight search to find flights from Dublin to Northern Ireland 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

Dublin

Fly to

Northern Ireland

Route

Depart

Return

Price

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Thu 3/4

07:25-07:10

1 stop23h 45m

Belfast Intl

Mon 28/4

21:55-09:35

1 stop11h 40m

£108

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Thu 27/3

15:30-19:30

1 stop4h 00m

Belfast City

Sat 5/4

06:55-13:00

1 stop6h 05m

£154

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Mon 24/3

13:25-21:00

1 stop7h 35m

Belfast City

Tue 1/4

06:30-12:35

1 stop6h 05m

£166

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Tue 18/3

06:40-16:55

1 stop10h 15m

Belfast City

Fri 21/3

14:05-21:15

1 stop7h 10m

£174

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Mon 24/3

20:30-07:40

1 stop11h 10m

Belfast City

Tue 1/4

20:20-07:40

1 stop11h 20m

£181

DublinLondonderry

DUB - LDY

DUBLDY

Dublin

Sat 29/3

06:40-12:05

1 stop5h 25m

Londonderry Eglinton

Sat 5/4

14:00-18:15

1 stop4h 15m

£223

DublinLondonderry

DUB - LDY

DUBLDY

Dublin

Sat 29/3

13:05-17:35

1 stop4h 30m

Londonderry Eglinton

Sat 5/4

14:00-19:20

1 stop5h 20m

£284

DublinLondonderry

DUB - LDY

DUBLDY

Dublin

Sat 29/3

17:20-11:50

2 stops18h 30m

Londonderry Eglinton

Sat 5/4

06:30-22:25

2 stops15h 55m

£315

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Wed 7/5

20:50-15:30

1 stop18h 40m

£55

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Thu 27/3

15:30-19:30

1 stop4h 00m

£64

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 13 results
1
2

Best time to book a flight from Dublin to Northern Ireland

Have a flexible travel schedule? Discover the best time to fly to Northern Ireland from Dublin 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 Dublin to Northern Ireland

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

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

Find hourly flight availability from Dublin to Northern Ireland. 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.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Dublin to Northern Ireland as you normally would.

Rainfall in Northern Ireland by month

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

In terms of precipitation, rainfall in Northern Ireland ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Northern Ireland when rainfall is around 50.0 mm.

Temperature in Northern Ireland by month

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

If weather is an important factor for your trip to Northern Ireland, 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 Northern Ireland

Get insights into the airlines that provide service to Northern Ireland. 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 Northern Ireland. Reviews last updated 21 February 2025.
Get a feel of what it's like to fly with KLM, Aer Lingus and Iberia from Dublin to Northern Ireland by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,331 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

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
1,331 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

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.

Aer Lingus
7.0
Good
1,070 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

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.

Iberia
7.0
Good
2,639 reviews
KLM
7.8
Good
1,331 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

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
1,331 reviews
Check prices

Crew

8.4

Overall

7.8

Boarding

7.8

Comfort

7.7

Entertainment

7.2

Food

7.3

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 Dublin to Northern Ireland. 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 from for flights from Dublin to Northern Ireland?

    Dublin (DUB), located 5.7 mi from the city center, is the airport you fly out of when you book flights from Dublin to Northern Ireland.

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

    When deciding which route to take from Dublin to Northern Ireland consider Dublin - Belfast Intl, Dublin - Belfast City or Dublin - Londonderry Eglinton as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dublin to Northern Ireland 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 Dublin to Northern Ireland?

    Currently, January is the cheapest month in which you can book a flight from Dublin to Northern Ireland (average of £67). Flying from Dublin to Northern Ireland in July is currently the most expensive (average of £90). 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

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Alternative routes for Dublin to Northern Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Dublin to Northern Ireland?

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

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Yes! Cheapflights helps users easily find flights from Dublin to Northern Ireland with no change fees.

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Yes, Cheapflights offers price alerts on Dublin to Northern Ireland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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