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Cheap flights from Belfast to Dublin from £39

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
22:45 - 07:15BFS  Belfast Intl-DUB Dublin
8h 30m1 stop Manchester
Multiple Airlines Logo
13:00 - 22:20DUB  Dublin-BFS Belfast Intl
9h 20m1 stop Manchester
£71Multiple Airlines
Thu, 17 Sep - Thu, 24 Sep
Multiple Airlines Logo
15:40 - 20:30BFS  Belfast Intl-DUB Dublin
4h 50m1 stop Manchester
Multiple Airlines Logo
06:30 - 15:15DUB  Dublin-BFS Belfast Intl
8h 45m1 stop Manchester
£72Multiple Airlines
Wed, 16 Sep - Wed, 23 Sep
Multiple Airlines Logo
16:40 - 21:20BFS  Belfast Intl-DUB Dublin
4h 40m1 stop London Stansted
Multiple Airlines Logo
07:55 - 07:05DUB  Dublin-BFS Belfast Intl
23h 10m1 stop Manchester
£73Multiple Airlines
Tue, 6 Oct - Tue, 13 Oct
Multiple Airlines Logo
07:35 - 14:05BFS  Belfast Intl-DUB Dublin
6h 30m1 stop Manchester
Multiple Airlines Logo
20:15 - 07:05DUB  Dublin-BFS Belfast Intl
10h 50m1 stop Manchester
£75Multiple Airlines
Tue, 15 Sep - Tue, 22 Sep
Multiple Airlines Logo
19:55 - 00:10BFS  Belfast Intl-DUB Dublin
4h 15m1 stop London Stansted
Multiple Airlines Logo
23:10 - 08:15DUB  Dublin-BFS Belfast Intl
9h 05m1 stop Manchester
£76Multiple Airlines
Fri, 25 Sep - Sun, 27 Sep
Multiple Airlines Logo
16:40 - 21:20BFS  Belfast Intl-DUB Dublin
4h 40m1 stop London Stansted
Multiple Airlines Logo
11:30 - 16:15DUB  Dublin-BFS Belfast Intl
4h 45m1 stop London Stansted
£77Multiple Airlines
Tue, 6 Oct - Tue, 13 Oct
Multiple Airlines Logo
12:45 - 23:25BFS  Belfast Intl-DUB Dublin
10h 40m1 stop Manchester
Multiple Airlines Logo
21:30 - 08:30DUB  Dublin-BFS Belfast Intl
11h 00m1 stop Manchester
£78Multiple Airlines
Thu, 3 Sep - Thu, 10 Sep
Multiple Airlines Logo
20:15 - 07:55BFS  Belfast Intl-DUB Dublin
11h 40m1 stop London Stansted
Multiple Airlines Logo
06:55 - 21:15DUB  Dublin-BFS Belfast Intl
14h 20m1 stop Manchester
£78Multiple Airlines
Sat, 19 Sep - Sat, 26 Sep
Multiple Airlines Logo
20:40 - 07:55BFS  Belfast Intl-DUB Dublin
11h 15m1 stop London Stansted
Multiple Airlines Logo
20:35 - 10:00DUB  Dublin-BFS Belfast Intl
13h 25m1 stop Manchester
£79Multiple Airlines
Thu, 1 Oct - Mon, 5 Oct
Multiple Airlines Logo
20:40 - 07:55BFS  Belfast Intl-DUB Dublin
11h 15m1 stop London Stansted
Multiple Airlines Logo
20:35 - 10:00DUB  Dublin-BFS Belfast Intl
13h 25m1 stop Manchester
£80Multiple Airlines
Thu, 1 Oct - Mon, 5 Oct

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British Airways flights from Belfast to Dublin

Our best British Airways deals on Belfast to Dublin flight tickets
British Airways
14 Oct
BHD10:05Belfast City
9h 25m
1 stop
DUB19:30Dublin
15 Oct
DUB13:45Dublin
5h 00m
1 stop
BHD18:45Belfast City
£169
British Airways
1 Oct
BHD12:45Belfast City
5h 15m
1 stop
DUB18:00Dublin
5 Oct
DUB20:30Dublin
12h 20m
1 stop
BHD08:50Belfast City
£169
British Airways
1 Oct
BHD12:45Belfast City
5h 15m
1 stop
DUB18:00Dublin
5 Oct
DUB20:30Dublin
12h 20m
1 stop
BHD08:50Belfast City
£170

Aer Lingus flights from Belfast to Dublin

Our best Aer Lingus deals on Belfast to Dublin flight tickets
Aer Lingus
1 Oct
BHD07:00Belfast City
14h 45m
1 stop
DUB21:45Dublin
5 Oct
DUB07:10Dublin
7h 50m
1 stop
BHD15:00Belfast City
£191
Aer Lingus
1 Oct
BHD07:00Belfast City
14h 45m
1 stop
DUB21:45Dublin
5 Oct
DUB06:40Dublin
14h 10m
1 stop
BHD20:50Belfast City
£192
Aer Lingus
6 Sept
BHD10:10Belfast City
12h 30m
1 stop
DUB22:40Dublin
13 Sept
DUB06:30Dublin
13h 35m
1 stop
BHD20:05Belfast City
£293

momondo Fare Finder

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

Fly from

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Route

Depart

Return

Price

Cheapest return flight

BelfastDublin

BFS Belfast Intl - DUB Dublin

BFSDUB

Belfast Intl

Thu 17/9

22:45-07:15

1 stop8h 30m

Dublin

Thu 24/9

13:00-22:20

1 stop9h 20m

£71

BelfastDublin

BFS Belfast Intl - DUB Dublin

BFSDUB

Belfast Intl

Wed 16/9

15:40-20:30

1 stop4h 50m

Dublin

Wed 23/9

06:30-15:15

1 stop8h 45m

£72

BelfastDublin

BFS Belfast Intl - DUB Dublin

BFSDUB

Belfast Intl

Tue 6/10

16:40-21:20

1 stop4h 40m

Dublin

Tue 13/10

07:55-07:05

1 stop23h 10m

£73

BelfastDublin

BFS Belfast Intl - DUB Dublin

BFSDUB

Belfast Intl

Tue 15/9

07:35-14:05

1 stop6h 30m

Dublin

Tue 22/9

20:15-07:05

1 stop10h 50m

£75

BelfastDublin

BFS Belfast Intl - DUB Dublin

BFSDUB

Belfast Intl

Fri 25/9

19:55-00:10

1 stop4h 15m

Dublin

Sun 27/9

23:10-08:15

1 stop9h 05m

£76
Fastest return journey

BelfastDublin

BFS Belfast Intl - DUB Dublin

BFSDUB

Belfast Intl

Tue 6/10

16:40-21:20

1 stop4h 40m

Dublin

Tue 13/10

11:30-16:15

1 stop4h 45m

£77

BelfastDublin

BFS Belfast Intl - DUB Dublin

BFSDUB

Belfast Intl

Thu 3/9

12:45-23:25

1 stop10h 40m

Dublin

Thu 10/9

21:30-08:30

1 stop11h 00m

£78

BelfastDublin

BFS Belfast Intl - DUB Dublin

BFSDUB

Belfast Intl

Sat 19/9

20:15-07:55

1 stop11h 40m

Dublin

Sat 26/9

06:55-21:15

1 stop14h 20m

£78

BelfastDublin

BFS Belfast Intl - DUB Dublin

BFSDUB

Belfast Intl

Thu 1/10

20:40-07:55

1 stop11h 15m

Dublin

Mon 5/10

20:35-10:00

1 stop13h 25m

£79

BelfastDublin

BFS Belfast Intl - DUB Dublin

BFSDUB

Belfast Intl

Thu 1/10

20:40-07:55

1 stop11h 15m

Dublin

Mon 5/10

20:35-10:00

1 stop13h 25m

£80

Flights are sorted by cheapest return flights first.

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

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

£39

Fastest flight time

4h 40m

Direct flights

None
The best one-way flight to Dublin from Belfast in the past 72 hours is £39. The best return flight deal from Belfast to Dublin found on momondo in the last 72 hours is £71.
The fastest flight from Belfast to Dublin takes 4h 40m
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. 4h 40m 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
RyanairPriceFrom £28Free CancellationRating
6.9
5,474 reviews
Search Ryanair flights
Aer LingusPriceFrom £74Free CancellationRating
7.3
1,717 reviews
Search Aer Lingus flights

Frequently asked questions about flying from Belfast to Dublin

  • How do I get Price Alerts for flights from Belfast to Dublin?

    Search flight deals from Belfast to Dublin. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Belfast to Dublin with momondo?

    By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Travelling to a place near Dublin?

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

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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