How long is the flight from Northern Ireland to Dublin?

Aer Lingus and British Airways can get you from Northern Ireland to Dublin in just under 13h 10m. Your travel time can differ by up to 1h 20m. Northern Ireland and Dublin are separated by a distance of 84 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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.

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).

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.

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

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.

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.

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.

£54+ Cheap Flights from Northern Ireland to Dublin

Cheap flight deals from Northern Ireland to Dublin

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 31 October 2026.

Sat 12/1219:40 -

1 stop12h 10m

Mon 14/1220:30 -

1 stop22h 35m

Deal found 30/10£99

Thu 26/1116:00 -

1 stop5h 50m

Thu 3/1208:05 -

1 stop7h 25m

Deal found 29/10£102

Thu 10/1214:55 -

1 stop4h 25m

Sun 13/1206:00 -

1 stop3h 50m

Deal found 26/10£109

Thu 10/1214:55 -

1 stop8h 10m

Mon 14/1206:45 -

1 stop6h 10m

Deal found 26/10£110

Mon 9/1110:10 -

1 stop4h 45m

Tue 10/1111:15 -

1 stop5h 20m

Deal found 26/10£117

Find flight deals from Northern Ireland to Dublin

Round-trip from	£99
One-way from	£54

12/12-14/12
2 total stops
34h 45m total
Northern Ireland to Dublin

Search Deals

16/12-31/12
1 total stop
25h 35m total
Northern Ireland to Dublin

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Wed 16/12

17:25-19:00

1 stop25h 35m

Dublin

Wed 31/12

00:00-00:00

Nonstop0h 00m

£54

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Thu 10/12

14:55-23:05

1 stop8h 10m

Dublin

Mon 14/12

06:45-12:55

1 stop6h 10m

£110

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Sat 12/12

06:50-21:20

1 stop14h 30m

Dublin

Mon 14/12

06:40-13:10

1 stop6h 30m

£160

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Sat 12/12

06:35-19:45

1 stop13h 10m

Dublin

Mon 14/12

20:40-10:50

1 stop14h 10m

£165

Fastest return journey

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Fri 27/11

14:00-17:45

1 stop3h 45m

Dublin

Fri 4/12

12:35-19:35

2 stops7h 00m

£166

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Thu 10/12

06:30-14:05

1 stop7h 35m

Dublin

Mon 14/12

20:40-10:50

1 stop14h 10m

£171

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Thu 10/12

09:40-16:20

1 stop6h 40m

Dublin

Mon 14/12

08:50-09:10

1 stop24h 20m

£197

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Sat 12/12

17:15-22:15

1 stop5h 00m

Dublin

Mon 14/12

17:15-09:10

1 stop15h 55m

£199

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Sun 22/11

17:35-07:50

1 stop14h 15m

Dublin

Thu 26/11

20:40-10:55

1 stop14h 15m

£258

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Sorted by cheapest first

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.

BHD-DUB

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 Northern Ireland to Dublin

GBNIR-DUB

BHD-DUB

No data available for this route at this time. Please check back soon.

Related info for your journey

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.
How long is the flight from Northern Ireland to Dublin?
Aer Lingus and British Airways can get you from Northern Ireland to Dublin in just under 13h 10m. Your travel time can differ by up to 1h 20m. Northern Ireland and Dublin are separated by a distance of 84 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
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.

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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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Cheap flights from Northern Ireland to Dublin from £54

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Northern Ireland to Dublin

Cheapest flights from Northern Ireland to DublinExplore 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 31 October 2026.

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 31 October 2026.

Best flights from Northern Ireland to DublinDiscover carefully curated flight deals from Northern Ireland to Dublin that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 October 2026.

Discover carefully curated flight deals from Northern Ireland to Dublin that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 October 2026.

Last-minute flights from Northern Ireland to DublinDiscover last-minute flight deals from Northern Ireland to Dublin. Data last updated 31 October 2026 and is based on user searches.

Discover last-minute flight deals from Northern Ireland to Dublin. Data last updated 31 October 2026 and is based on user searches.

One-way flights from Northern Ireland to DublinSearch for one-way flight options from Northern Ireland to Dublin. Find affordable one-way fares based on user searches. Data last updated 31 October 2026.

Search for one-way flight options from Northern Ireland to Dublin. Find affordable one-way fares based on user searches. Data last updated 31 October 2026.

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

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.

Cheapflights Insights

Related info for your journey

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

How long is the flight from Northern Ireland to Dublin?

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

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

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

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

Travelling to a place near Dublin?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Northern Ireland to Dublin

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Dublin by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Ireland

Book a non-stop flight to one of these other cities located in Ireland.

Other flights to Dublin

Explore flights to Dublin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 31 October 2026.

Search flights from Northern Ireland to Dublin by cabin class

Find flights from Northern Ireland to Dublin, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Northern Ireland and Dublin flights

Browse other Northern Ireland and Dublin flight options. Last updated on 31 October 2026.

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

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

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

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

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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 31 October 2026.

Best flights from Northern Ireland to Dublin
Discover carefully curated flight deals from Northern Ireland to Dublin that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 31 October 2026.

Last-minute flights from Northern Ireland to Dublin
Discover last-minute flight deals from Northern Ireland to Dublin. Data last updated 31 October 2026 and is based on user searches.

One-way flights from Northern Ireland to Dublin
Search for one-way flight options from Northern Ireland to Dublin. Find affordable one-way fares based on user searches. Data last updated 31 October 2026.