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Cheap flights from Belfast Intl Airport to Dublin from €63

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 Intl Airport to Dublin departing on 17/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Belfast Intl Airport to Dublin

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
Find Deal
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
Find Deal
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
Find Deal
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
Find Deal
Sat, 6 Dec - Mon, 8 Dec
Multiple Airlines Logo
07:00 - 11:55BFS-DUB
4h 55m1 stop
Multiple Airlines Logo
18:25 - 07:40DUB-BFS
13h 15m1 stop
€143Multiple Airlines
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Tue, 16 Dec - Tue, 23 Dec
Multiple Airlines Logo
07:10 - 16:45BFS-DUB
9h 35m1 stop
Multiple Airlines Logo
06:40 - 21:45DUB-BFS
15h 05m1 stop
€206Multiple Airlines
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Sun, 30 Nov - Sun, 7 Dec
Multiple Airlines Logo
21:05 - 14:10BFS-DUB
17h 05m2 stops
Multiple Airlines Logo
19:45 - 08:20DUB-BFS
12h 35m1 stop
€229Multiple Airlines
Find Deal
Sat, 6 Dec - Mon, 8 Dec
Multiple Airlines Logo
07:05 - 17:00BFS-DUB
9h 55m1 stop
Multiple Airlines Logo
10:30 - 20:20DUB-BFS
9h 50m2 stops
€249Multiple Airlines
Find Deal
Thu, 11 Dec - Thu, 18 Dec

momondo Fare Finder

 
Customise your flight search to find flights from Belfast Intl Airport 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 Intl Airport 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

BFS - DUB

BFSDUB

Belfast Intl

Tue 16/12

07:00-11:55

1 stop4h 55m

Dublin

Tue 23/12

18:25-07:40

1 stop13h 15m

€143

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Sun 30/11

07:10-16:45

1 stop9h 35m

Dublin

Sun 7/12

06:40-21:45

1 stop15h 05m

€206

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Sat 6/12

21:05-14:10

2 stops17h 05m

Dublin

Mon 8/12

19:45-08:20

1 stop12h 35m

€229

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Thu 11/12

07:05-17:00

1 stop9h 55m

Dublin

Thu 18/12

10:30-20:20

2 stops9h 50m

€249

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Dublin from

How to get the cheapest flight ticket from Belfast Intl Airport 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 Intl to Dublin?

Ryanair is the most popular carrier operating from Belfast Intl to Dublin

When to book flights from Belfast Intl Airport to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from Belfast Intl Airport to Dublin according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Belfast Intl Airport to Dublin (BFS to DUB) flight deals and tips

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

Direct flights

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

    The distance between Belfast Intl and Dublin is about 145.9 km. In terms of flight time, this usually takes a little over 3h 15m.

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

    Prices for flights from Belfast Intl Airport to Dublin Airport are refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belfast Intl Airport to Dublin Airport.

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

    The travel and health documents you'll need for your trip to Dublin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Dublin Airport. It is always advisable to seek 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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Dublin from Belfast.

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

momondo does allow users to show only those flights to Dublin from Belfast which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Dublin from Belfast. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Dublin, momondo offers a useful price alert feature which will track prices for flights to Dublin from Belfast and alert you when they change.

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