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Cheap flights from Belfast to Dublin from €59

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast to Dublin departing on 6/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
07:05 - 15:25BFS-DUB
8h 20m1 stop
Multiple Airlines Logo
14:15 - 19:20DUB-BFS
5h 05m1 stop
€120Multiple Airlines
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Thu, 11 Dec - Thu, 18 Dec
Multiple Airlines Logo
23:05 - 07:55BFS-DUB
8h 50m1 stop
Multiple Airlines Logo
20:50 - 08:00DUB-BFS
11h 10m1 stop
€122Multiple Airlines
Find Deal
Sun, 14 Dec - Sun, 21 Dec
Multiple Airlines Logo
21:00 - 07:05BFS-DUB
10h 05m1 stop
Multiple Airlines Logo
21:50 - 07:25DUB-BFS
9h 35m1 stop
€124Multiple Airlines
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Thu, 27 Nov - Thu, 4 Dec
Multiple Airlines Logo
23:05 - 07:55BFS-DUB
8h 50m1 stop
Multiple Airlines Logo
20:50 - 07:25DUB-BFS
10h 35m1 stop
€125Multiple Airlines
Find Deal
Sun, 14 Dec - Sun, 21 Dec
Multiple Airlines Logo
05:45 - 18:20BFS-DUB
12h 35m1 stop
Multiple Airlines Logo
19:05 - 07:55DUB-BFS
12h 50m1 stop
€130Multiple Airlines
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Sat, 6 Dec - Mon, 8 Dec
Multiple Airlines Logo
05:45 - 17:55BFS-DUB
12h 10m1 stop
Multiple Airlines Logo
22:35 - 07:35DUB-BFS
9h 00m1 stop
€132Multiple Airlines
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Sat, 6 Dec - Mon, 8 Dec
British Airways Logo
06:35 - 12:05BHD-DUB
5h 30m1 stop
British Airways Logo
10:45 - 18:40DUB-BHD
7h 55m1 stop
€194British Airways
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Sat, 7 Mar - Mon, 9 Mar
British Airways Logo
09:15 - 19:50BHD-DUB
10h 35m1 stop
British Airways Logo
10:45 - 16:50DUB-BHD
6h 05m1 stop
€195British Airways
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Sat, 7 Mar - Mon, 9 Mar
KLM Logo
17:20 - 22:10BHD-DUB
4h 50m1 stop
KLM Logo
13:25 - 21:00DUB-BHD
7h 35m1 stop
€239KLM
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Sat, 6 Dec - Mon, 8 Dec
Loganair Logo
11:15 - 11:25BHD-DUB
24h 10m3 stops
Loganair Logo
20:45 - 11:30DUB-BHD
14h 45m1 stop
€705Loganair
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Sun, 30 Nov - Sun, 7 Dec

British Airways flights from Belfast to Dublin

Our best British Airways deals on Belfast to Dublin flight tickets
British Airways
7 Mar
BHD06:35Belfast City
5h 30m
1 stop
DUB12:05Dublin
9 Mar
DUB10:45Dublin
7h 55m
1 stop
BHD18:40Belfast City
€194
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British Airways
7 Mar
BHD09:15Belfast City
10h 35m
1 stop
DUB19:50Dublin
9 Mar
DUB10:45Dublin
6h 05m
1 stop
BHD16:50Belfast City
€195
Find similar
British Airways
6 Dec
BHD15:05Belfast City
4h 45m
1 stop
DUB19:50Dublin
8 Dec
DUB20:40Dublin
12h 25m
1 stop
BHD09:05Belfast City
€201
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momondo Fare Finder

 
Customise your flight search to find flights from Belfast 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, momondo users made 13,528 searches. Data last updated 1 November 2025.
Use the filters below to find and compare flights from Belfast to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Thu 11/12

07:05-15:25

1 stop8h 20m

Dublin

Thu 18/12

14:15-19:20

1 stop5h 05m

€120

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Sun 14/12

23:05-07:55

1 stop8h 50m

Dublin

Sun 21/12

20:50-08:00

1 stop11h 10m

€122

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Thu 27/11

21:00-07:05

1 stop10h 05m

Dublin

Thu 4/12

21:50-07:25

1 stop9h 35m

€124

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Sun 14/12

23:05-07:55

1 stop8h 50m

Dublin

Sun 21/12

20:50-07:25

1 stop10h 35m

€125

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Sat 6/12

05:45-18:20

1 stop12h 35m

Dublin

Mon 8/12

19:05-07:55

1 stop12h 50m

€130

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Sat 6/12

05:45-17:55

1 stop12h 10m

Dublin

Mon 8/12

22:35-07:35

1 stop9h 00m

€132

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sat 7/3

06:35-12:05

1 stop5h 30m

Dublin

Mon 9/3

10:45-18:40

1 stop7h 55m

€194

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sat 7/3

09:15-19:50

1 stop10h 35m

Dublin

Mon 9/3

10:45-16:50

1 stop6h 05m

€195

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sat 6/12

17:20-22:10

1 stop4h 50m

Dublin

Mon 8/12

13:25-21:00

1 stop7h 35m

€239

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

Sun 30/11

11:15-11:25

3 stops24h 10m

Dublin

Sun 7/12

20:45-11:30

1 stop14h 45m

€705

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dublin from

How to get the cheapest flight ticket from Belfast to Dublin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Belfast to Dublin?

Ryanair and British Airways are the most popular carriers operating from Belfast to Dublin

Cheap Belfast to Dublin flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast to Dublin

Direct flights

None
There are no direct flights from Belfast to Dublin. There are no popular flight routes from Belfast to Dublin.
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  • How far is Belfast to Dublin by plane?

    There are 140.9 km between Belfast and Dublin. 3h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Belfast to Dublin Airport?

    Prices for flights from Belfast to Dublin Airport refresh daily.

  • How old do you have to be to fly from Belfast to Dublin Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Belfast to Dublin Airport.

  • What documentation or ID do you need to fly to Dublin Airport?

    The necessary travel and health documents for your Dublin Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Wicklow
Swords
Dundalk
Cavan
Tullamore
Enniscorthy
Kildare
Bray
Mullingar
Naas
Maynooth
Arklow
Carlingford
Leixlip
Drogheda
Malahide
Castleknock
Gorey

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Dublin?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Belfast to Dublin for you.

Can I find flights from Belfast to Dublin with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Dublin from Belfast with this policy.

How can momondo help me find flights from Belfast to Dublin?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Belfast to Dublin.

I’m not ready to book a flight from Belfast to Dublin right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Dublin from Belfast. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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