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Cheap flights from Belfast to Dublin from £49

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Belfast to Dublin

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:45 - 20:20BHD  Belfast City-DUB Dublin
5h 35m1 stop Bristol
Multiple Airlines Logo
09:10 - 17:45DUB  Dublin-BHD Belfast City
8h 35m1 stop Glasgow Intl
£87Multiple Airlines
Sat, 5 Dec - Sat, 12 Dec
Multiple Airlines Logo
19:45 - 22:45BHD  Belfast City-DUB Dublin
3h 00m1 stop Liverpool J. Lennon
Multiple Airlines Logo
08:30 - 16:55DUB  Dublin-BHD Belfast City
8h 25m1 stop Glasgow Intl
£87Multiple Airlines
Wed, 2 Dec - Wed, 9 Dec
Multiple Airlines Logo
19:40 - 07:50BHD  Belfast City-DUB Dublin
12h 10m1 stop London Luton
Multiple Airlines Logo
20:30 - 19:05DUB  Dublin-BHD Belfast City
22h 35m1 stop Liverpool J. Lennon
£98Multiple Airlines
Sat, 12 Dec - Mon, 14 Dec
Multiple Airlines Logo
19:40 - 10:00BHD  Belfast City-DUB Dublin
14h 20m1 stop London Luton
Multiple Airlines Logo
07:55 - 18:50DUB  Dublin-BHD Belfast City
10h 55m1 stop London Luton
£99Multiple Airlines
Sat, 12 Dec - Mon, 14 Dec
Multiple Airlines Logo
19:40 - 10:00BHD  Belfast City-DUB Dublin
14h 20m1 stop London Luton
Multiple Airlines Logo
14:50 - 19:00DUB  Dublin-BHD Belfast City
4h 10m1 stop London Luton
£100Multiple Airlines
Sat, 28 Nov - Sat, 5 Dec
Multiple Airlines Logo
19:40 - 10:00BHD  Belfast City-DUB Dublin
14h 20m1 stop London Luton
Multiple Airlines Logo
13:55 - 18:50DUB  Dublin-BHD Belfast City
4h 55m1 stop London Luton
£101Multiple Airlines
Sat, 12 Dec - Mon, 14 Dec
Multiple Airlines Logo
06:50 - 13:20BHD  Belfast City-DUB Dublin
6h 30m1 stop Birmingham
Multiple Airlines Logo
11:30 - 15:00DUB  Dublin-BHD Belfast City
3h 30m1 stop Glasgow Intl
£111Multiple Airlines
Mon, 23 Nov - Mon, 30 Nov
Multiple Airlines Logo
17:55 - 00:25BHD  Belfast City-DUB Dublin
6h 30m1 stop Birmingham
Multiple Airlines Logo
11:30 - 15:00DUB  Dublin-BHD Belfast City
3h 30m1 stop Glasgow Intl
£113Multiple Airlines
Sat, 12 Dec - Mon, 14 Dec
Multiple Airlines Logo
17:55 - 00:25BHD  Belfast City-DUB Dublin
6h 30m1 stop Birmingham
Multiple Airlines Logo
11:30 - 15:00DUB  Dublin-BHD Belfast City
3h 30m1 stop Glasgow Intl
£115Multiple Airlines
Sat, 12 Dec - Mon, 14 Dec
Multiple Airlines Logo
17:55 - 00:25BHD  Belfast City-DUB Dublin
6h 30m1 stop Birmingham
Multiple Airlines Logo
15:55 - 19:45DUB  Dublin-BHD Belfast City
3h 50m1 stop Liverpool J. Lennon
£116Multiple Airlines
Sat, 12 Dec - Mon, 14 Dec

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British Airways flights from Belfast to Dublin

Our best British Airways deals on Belfast to Dublin flight tickets
British Airways
12 Dec
BHD06:35Belfast City
13h 10m
1 stop
DUB19:45Dublin
14 Dec
DUB20:40Dublin
14h 10m
1 stop
BHD10:50Belfast City
£165
British Airways
12 Dec
BHD15:15Belfast City
4h 30m
1 stop
DUB19:45Dublin
14 Dec
DUB20:40Dublin
14h 10m
1 stop
BHD10:50Belfast City
£166
British Airways
12 Dec
BHD15:15Belfast City
4h 30m
1 stop
DUB19:45Dublin
14 Dec
DUB20:40Dublin
14h 10m
1 stop
BHD10:50Belfast City
£166

Aer Lingus flights from Belfast to Dublin

Our best Aer Lingus deals on Belfast to Dublin flight tickets
Aer Lingus
12 Dec
BHD06:50Belfast City
14h 30m
1 stop
DUB21:20Dublin
14 Dec
DUB06:40Dublin
6h 30m
1 stop
BHD13:10Belfast City
£157
Aer Lingus
12 Dec
BHD06:50Belfast City
14h 30m
1 stop
DUB21:20Dublin
14 Dec
DUB06:40Dublin
6h 30m
1 stop
BHD13:10Belfast City
£160
Aer Lingus
12 Dec
BHD06:50Belfast City
14h 30m
1 stop
DUB21:20Dublin
14 Dec
DUB06:40Dublin
6h 30m
1 stop
BHD13:10Belfast City
£160

momondo Fare Finder

 
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

Cheapest return flight

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Sat 5/12

14:45-20:20

1 stop5h 35m

Dublin

Sat 12/12

09:10-17:45

1 stop8h 35m

£87

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Wed 2/12

19:45-22:45

1 stop3h 00m

Dublin

Wed 9/12

08:30-16:55

1 stop8h 25m

£87

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Sat 12/12

19:40-07:50

1 stop12h 10m

Dublin

Mon 14/12

20:30-19:05

1 stop22h 35m

£98

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Sat 12/12

19:40-10:00

1 stop14h 20m

Dublin

Mon 14/12

07:55-18:50

1 stop10h 55m

£99

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Sat 28/11

19:40-10:00

1 stop14h 20m

Dublin

Sat 5/12

14:50-19:00

1 stop4h 10m

£100

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Sat 12/12

19:40-10:00

1 stop14h 20m

Dublin

Mon 14/12

13:55-18:50

1 stop4h 55m

£101
Fastest return journey

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Mon 23/11

06:50-13:20

1 stop6h 30m

Dublin

Mon 30/11

11:30-15:00

1 stop3h 30m

£111

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Sat 12/12

17:55-00:25

1 stop6h 30m

Dublin

Mon 14/12

11:30-15:00

1 stop3h 30m

£113

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Sat 12/12

17:55-00:25

1 stop6h 30m

Dublin

Mon 14/12

11:30-15:00

1 stop3h 30m

£115

BelfastDublin

BHD Belfast City - DUB Dublin

BHDDUB

Belfast City

Sat 12/12

17:55-00:25

1 stop6h 30m

Dublin

Mon 14/12

15:55-19:45

1 stop3h 50m

£116

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

Aer Lingus is the most popular carrier 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

Best price found

£49

Fastest flight time

3h 00m

Direct flights

None
The best one-way flight to Dublin from Belfast in the past 72 hours is £49. The best return flight deal from Belfast to Dublin found on momondo in the last 72 hours is £87.
The fastest flight from Belfast to Dublin takes 3h 00m
There are no direct flights from Belfast to Dublin. There are no popular flight routes from Belfast to Dublin.
Search flight deals

Frequently asked questions about flying from Belfast to Dublin

  • How far is Belfast to Dublin by plane?

    The distance between Belfast and Dublin is about 87.5 mi. 3h 00m 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 were last updated today.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Belfast 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 license 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.

Best airlines flying from Belfast to Dublin

Compare and see reviews for airlines that fly from Belfast to Dublin with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom £70Free CancellationRating
7.3
1,880 reviews
Search Aer Lingus flights

Travelling to a place near Dublin?

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

Why use momondo?

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

It is quick and easy to find Belfast to Dublin flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Dublin that suits you.

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

All flight searches from Belfast to Dublin on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Belfast to Dublin flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Belfast to Dublin now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Dublin and let you know when they change.

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