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Cheap flights from Dublin to Northern Ireland 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 18/7. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — BFS
23 Jun — 30 Jun1
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 18 June 2025.

Round-trip from

£95

One-way from

£54
14/7-16/7
  • 14/7-16/7
  • 2 total stops
  • 24h 00m total
  • Dublin to Northern Ireland
18/7
  • 18/7
  • 1 total stop
  • 10h 15m total
  • Dublin to Northern Ireland

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 18 June 2025.

Mon 14/722:05DUB - BFS
1 stop10h 00mMultiple Airlines
Wed 16/717:05BFS - DUB
1 stop14h 00mMultiple Airlines
Deal found 16/6£95
Sun 20/720:30DUB - BHD
1 stop11h 40mMultiple Airlines
Wed 23/710:35BHD - DUB
1 stop9h 20mMultiple Airlines
Deal found 18/6£138
Thu 7/808:55DUB - BHD
1 stop12h 20mKLM
Wed 13/806:30BHD - DUB
1 stop6h 05mKLM
Deal found 17/6£183
Thu 7/820:15DUB - BHD
1 stop13h 05mBritish Airways
Wed 13/818:30BHD - DUB
1 stop13h 15mBritish Airways
Deal found 17/6£190
Sat 23/818:50DUB - LDY
1 stop21h 45mMultiple Airlines
Thu 28/810:45LDY - DUB
1 stop4h 05mMultiple Airlines
Deal found 17/6£202
Fri 4/707:10DUB - BHD
1 stop10h 30mAer Lingus
Tue 8/715:20BHD - DUB
1 stop7h 10mAer Lingus
Deal found 18/6£204
Mon 7/720:55DUB - LDY
1 stop13h 20mBritish Airways
Mon 14/706:30LDY - DUB
1 stop13h 05mBritish Airways
Deal found 17/6£372
Sun 3/808:55DUB - LDY
2 stops12h 50mKLM
Sat 9/806:30LDY - DUB
2 stops15h 55mKLM
Deal found 16/6£392

Cheapflights Fare Finder

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 18 June 2025.
Use the filters below to find and compare flights from Dublin to Northern Ireland that are best for you.

Fly from

Dublin

Fly to

Northern Ireland

Route

Depart

Return

Price

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Mon 14/7

22:05-08:05

1 stop10h 00m

Belfast Intl

Wed 16/7

17:05-07:05

1 stop14h 00m

£95

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Sun 20/7

20:30-08:10

1 stop11h 40m

Belfast City

Wed 23/7

10:35-19:55

1 stop9h 20m

£138

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Thu 7/8

08:55-21:15

1 stop12h 20m

Belfast City

Wed 13/8

06:30-12:35

1 stop6h 05m

£183

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Thu 7/8

20:15-09:20

1 stop13h 05m

Belfast City

Wed 13/8

18:30-07:45

1 stop13h 15m

£190

DublinLondonderry

DUB - LDY

DUBLDY

Dublin

Sat 23/8

18:50-16:35

1 stop21h 45m

Londonderry Eglinton

Thu 28/8

10:45-14:50

1 stop4h 05m

£202

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Fri 4/7

07:10-17:40

1 stop10h 30m

Belfast City

Tue 8/7

15:20-22:30

1 stop7h 10m

£204

DublinLondonderry

DUB - LDY

DUBLDY

Dublin

Mon 7/7

20:55-10:15

1 stop13h 20m

Londonderry Eglinton

Mon 14/7

06:30-19:35

1 stop13h 05m

£372

DublinLondonderry

DUB - LDY

DUBLDY

Dublin

Sun 3/8

08:55-21:45

2 stops12h 50m

Londonderry Eglinton

Sat 9/8

06:30-22:25

2 stops15h 55m

£392

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Fri 18/7

06:00-16:15

1 stop10h 15m

£54

DublinBelfast

DUB - BHD

DUBBHD

Dublin

Sun 27/7

06:55-07:25

1 stop24h 30m

£65

Flights are sorted by cheapest return flights first.

Deals found on 17/6

Showing 1-10 of 14 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.

Cheapflights Insights

Everything you need to know about your flight from Dublin to Northern Ireland

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 18 June 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 18 June 2025.
Get a feel of what it's like to fly with KLM, Aer Lingus and British Airways 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.

Food

7.2

Entertainment

7.1

Comfort

7.7

Crew

8.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Food

7.2

Entertainment

7.1

Comfort

7.7

Crew

8.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Food

7.2

Entertainment

7.1

Comfort

7.7

Crew

8.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Food

7.2

Entertainment

7.1

Comfort

7.7

Crew

8.4

Boarding

7.8

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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

    To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at £65. British Airways flights start at £381 while deals on Loganair start at £433 one-way.

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

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

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

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

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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