What is the cheapest month to book a flight from Belfast City Airport to Dublin?

Currently, January is the cheapest month in which you can book a flight from Belfast City Airport to Dublin (average of £71). Flying from Belfast City Airport to Dublin in August is currently the most expensive (average of £93). 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.

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 is the cheapest time of day to fly from BHD to DUB?

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

What airport do you fly into for flights to Dublin from Belfast City?

If you book a flight to Dublin from Belfast City, you will be flying to Dublin, which is the city’s only airport. Dublin (DUB) is located 5.7 mi from the center of Dublin. There are 0 flights from Belfast City to Dublin per day from 0 different airlines.

Can I find deals for flights from Belfast City to Dublin that include hotel bookings?

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

How can I find direct flights from Belfast City to Dublin?

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

Can I find deals for business class flights from Belfast City to Dublin?

Yes. Cheapflights offers flight deals from Belfast City 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.

£72+ Flights from Belfast City Airport to Dublin

Cheap flight deals from Belfast City to Dublin

Round-trip from	£128
One-way from	£72

19/8-20/8
2 total stops
11h 25m total
Belfast to Dublin

Search Deals

27/9
1 total stop
3h 15m total
Belfast to Dublin

Search Deals

Find flight deals from Belfast City to Dublin

Cheapest flights from Belfast City to Dublin
Explore the most affordable flight options available from Belfast City to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.

Tue 19/810:40BHD - DUB

1 stop6h 35mMultiple Airlines

Wed 20/806:50DUB - BHD

1 stop4h 50mMultiple Airlines

Deal found 17/7£128

Thu 11/915:15BHD - DUB

1 stop5h 45mAer Lingus

Mon 15/906:30DUB - BHD

1 stop6h 20mAer Lingus

Deal found 16/7£145

Fri 5/919:30BHD - DUB

1 stop12h 10mBritish Airways

Mon 8/920:55DUB - BHD

1 stop11h 55mBritish Airways

Deal found 16/7£187

Thu 11/917:25BHD - DUB

1 stop14h 55mKLM

Mon 15/920:45DUB - BHD

1 stop24h 30mKLM

Deal found 16/7£231

Best flights from Belfast City to Dublin
Discover carefully curated flight deals from Belfast City to Dublin that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 July 2025.

Tue 19/810:40BHD - DUB

1 stop6h 35mMultiple Airlines

Wed 20/806:50DUB - BHD

1 stop4h 50mMultiple Airlines

Deal found 17/7£128

Thu 11/915:15BHD - DUB

1 stop5h 45mAer Lingus

Mon 15/906:30DUB - BHD

1 stop6h 20mAer Lingus

Deal found 16/7£145

Fri 5/919:30BHD - DUB

1 stop12h 10mBritish Airways

Mon 8/920:55DUB - BHD

1 stop11h 55mBritish Airways

Deal found 16/7£187

Thu 11/917:25BHD - DUB

1 stop14h 55mKLM

Mon 15/920:45DUB - BHD

1 stop24h 30mKLM

Deal found 16/7£231

Last-minute flights from Belfast City to Dublin
Discover last-minute flight deals from Belfast City to Dublin. Data last updated 18 July 2025 and is based on user searches.

Wed 23/712:10BHD - DUB

1 stop5h 05mMultiple Airlines

Thu 24/708:00DUB - BHD

1 stop5h 55mMultiple Airlines

Deal found 18/7£207

Wed 13/818:30BHD - DUB

1 stop13h 15mBritish Airways

Wed 20/810:20DUB - BHD

2 stops7h 10mBritish Airways

Deal found 15/7£335

Fri 15/816:55BHD - DUB

1 stop4h 20mAer Lingus

Fri 22/806:30DUB - BHD

1 stop11h 45mAer Lingus

Deal found 18/7£169

Tue 19/810:40BHD - DUB

1 stop6h 35mMultiple Airlines

Wed 20/806:50DUB - BHD

1 stop4h 50mMultiple Airlines

Deal found 17/7£128

Cheapflights Fare Finder

Use the filters below to find and compare flights from Belfast City Airport to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Tue 19/8

10:40-17:15

1 stop6h 35m

Dublin

Wed 20/8

06:50-11:40

1 stop4h 50m

£128

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Thu 11/9

15:15-21:00

1 stop5h 45m

Dublin

Mon 15/9

06:30-12:50

1 stop6h 20m

£145

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Fri 5/9

19:30-07:40

1 stop12h 10m

Dublin

Mon 8/9

20:55-08:50

1 stop11h 55m

£187

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Thu 11/9

17:25-08:20

1 stop14h 55m

Dublin

Mon 15/9

20:45-21:15

1 stop24h 30m

£231

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sat 27/9

15:10-18:25

1 stop3h 15m

£72

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Tue 14/10

09:35-18:00

2 stops8h 25m

£148

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Best time to book a flight from Belfast City to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Belfast City 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.

Reviews of airlines servicing Dublin

Check out reviews from past customers who have flown with KLM, Aer Lingus, andBritish Airways from Belfast City Airport to Dublin to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,374 reviews

Check prices

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.

KLM

7.8

Good

1,374 reviews

KLM

7.8

Good

1,374 reviews

Check prices

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.

Aer Lingus

7.1

Good

1,170 reviews

KLM

7.8

Good

1,374 reviews

Check prices

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.

British Airways

6.6

Okay

7,151 reviews

KLM

7.8

Good

1,374 reviews

Check prices

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

What airport do you fly into for flights to Dublin from Belfast City?
If you book a flight to Dublin from Belfast City, you will be flying to Dublin, which is the city’s only airport. Dublin (DUB) is located 5.7 mi from the center of Dublin. There are 0 flights from Belfast City to Dublin per day from 0 different airlines.
Can I find deals for flights from Belfast City to Dublin that include hotel bookings?
Yes. In addition to deals on Belfast City to Dublin flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast City to Dublin?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast City to Dublin.
Can I find deals for business class flights from Belfast City to Dublin?
Yes. Cheapflights offers flight deals from Belfast City 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 Belfast City Airport to Dublin?
Currently, January is the cheapest month in which you can book a flight from Belfast City Airport to Dublin (average of £71). Flying from Belfast City Airport to Dublin in August is currently the most expensive (average of £93). 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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Bray

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Tullamore

Cavan

Drogheda

Portmarnock

Enniscorthy

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Arklow

Carlingford

Kildare

Maynooth

Swords

Castleknock

Naas

Browse thousands of different options on Cheapflights for your next trip

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Fly with Cheapflights

How does Cheapflights help users find flights from Belfast City to Dublin?

Deals for Belfast City to Dublin flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Belfast City to Dublin?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Dublin from Belfast City.

Can Cheapflights find flights from Belfast City to Dublin with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Belfast City to Dublin, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Belfast City to Dublin become cheaper?

Yes! Start tracking prices for Belfast City to Dublin flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Belfast City Airport to Dublin from £72

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 27/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Belfast City to Dublin

Round-trip from

One-way from

Find flight deals from Belfast City to Dublin

Cheapest flights from Belfast City to DublinExplore the most affordable flight options available from Belfast City to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.

Explore the most affordable flight options available from Belfast City to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Belfast City Airport to Dublin that are best for you.

Best time to book a flight from Belfast City to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Belfast City with our price prediction graph.

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 18 July 2025.

Check out reviews from past customers who have flown with KLM, Aer Lingus, andBritish Airways from Belfast City Airport to Dublin to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Belfast City 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 Belfast City?

Can I find deals for flights from Belfast City to Dublin that include hotel bookings?

How can I find direct flights from Belfast City to Dublin?

Can I find deals for business class flights from Belfast City to Dublin?

What is the cheapest month to book a flight from Belfast City Airport 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 Belfast City to Dublin

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

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 Belfast City to Dublin?

Why should you use Cheapflights to find cheap flight tickets from Belfast City to Dublin?

Can Cheapflights find flights from Belfast City to Dublin with no change fees?

Can Cheapflights notify me if prices for flights from Belfast City to Dublin become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Belfast City to Dublin
Explore the most affordable flight options available from Belfast City to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.