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Cheap flights from Belfast Intl Airport to Dublin from £62

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 20/10. 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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Find the cheapest flights from Belfast Intl Airport to Dublin

Cheap return flights

Logo
06:15 - 17:50BFS-DUB
11h 35m1 stop
Logo
21:50 - 07:25DUB-BFS
9h 35m1 stop
£92
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Thu, 27 Nov - Thu, 27 Nov
Logo
17:05 - 00:30BFS-DUB
7h 25m1 stop
Logo
10:55 - 01:15DUB-BFS
14h 20m1 stop
£100
Find Deal
Wed, 1 Oct - Wed, 8 Oct
Logo
08:20 - 12:20BFS-DUB
4h 00m1 stop
Logo
09:20 - 14:35DUB-BFS
5h 15m1 stop
£101
Find Deal
Tue, 7 Oct - Tue, 14 Oct
Logo
12:50 - 18:20BFS-DUB
5h 30m1 stop
Logo
06:45 - 10:20DUB-BFS
3h 35m1 stop
£102
Find Deal
Wed, 29 Oct - Wed, 5 Nov
Logo
12:50 - 18:20BFS-DUB
5h 30m1 stop
Logo
08:30 - 15:15DUB-BFS
6h 45m1 stop
£103
Find Deal
Wed, 29 Oct - Wed, 5 Nov
Logo
16:20 - 00:40BFS-DUB
8h 20m1 stop
Logo
06:30 - 10:30DUB-BFS
4h 00m1 stop
£105
Find Deal
Mon, 13 Oct - Mon, 20 Oct
Ryanair Logo
19:45 - 07:50BFS-DUB
12h 05m1 stop
Ryanair Logo
22:55 - 08:50DUB-BFS
9h 55m1 stop
£112Ryanair
Find Deal
Thu, 6 Nov - Mon, 10 Nov
Logo
22:40 - 08:55BFS-DUB
10h 15m1 stop
Logo
06:20 - 11:00DUB-BFS
4h 40m1 stop
£118
Find Deal
Sun, 12 Oct - Sun, 19 Oct
Logo
22:20 - 09:10BFS-DUB
10h 50m1 stop
Logo
06:30 - 09:40DUB-BFS
3h 10m1 stop
£119
Find Deal
Mon, 29 Sep - Wed, 1 Oct
Logo
21:25 - 07:50BFS-DUB
10h 25m1 stop
Logo
12:25 - 16:10DUB-BFS
3h 45m1 stop
£120
Find Deal
Thu, 30 Oct - Thu, 6 Nov

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 279,928 searches. Data last updated 16 September 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 27/11

06:15-17:50

1 stop11h 35m

Dublin

Thu 27/11

21:50-07:25

1 stop9h 35m

£92

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Wed 1/10

17:05-00:30

1 stop7h 25m

Dublin

Wed 8/10

10:55-01:15

1 stop14h 20m

£100

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Tue 7/10

08:20-12:20

1 stop4h 00m

Dublin

Tue 14/10

09:20-14:35

1 stop5h 15m

£101

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Wed 29/10

12:50-18:20

1 stop5h 30m

Dublin

Wed 5/11

06:45-10:20

1 stop3h 35m

£102

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Wed 29/10

12:50-18:20

1 stop5h 30m

Dublin

Wed 5/11

08:30-15:15

1 stop6h 45m

£103

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Mon 13/10

16:20-00:40

1 stop8h 20m

Dublin

Mon 20/10

06:30-10:30

1 stop4h 00m

£105

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Thu 6/11

19:45-07:50

1 stop12h 05m

Dublin

Mon 10/11

22:55-08:50

1 stop9h 55m

£112

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Sun 12/10

22:40-08:55

1 stop10h 15m

Dublin

Sun 19/10

06:20-11:00

1 stop4h 40m

£118

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Mon 29/9

22:20-09:10

1 stop10h 50m

Dublin

Wed 1/10

06:30-09:40

1 stop3h 10m

£119

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

Thu 30/10

21:25-07:50

1 stop10h 25m

Dublin

Thu 6/11

12:25-16:10

1 stop3h 45m

£120

Flights are sorted by cheapest return flights first.

Showing 1-10 of 11 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 time of day to depart on your flight to Dublin?

Flying to Dublin from Belfast Intl Airport in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as £135 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £155 on average. Flights to Dublin from Belfast Intl Airport in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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?

    Belfast Intl and Dublin are 90.7 mi apart from one another. By plane, this route typically takes 4h 00m.

  • 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 were last updated today.

  • 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify 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 required for your trip to Dublin Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Dublin Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Dublin?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Belfast to Dublin. momondo saves you time and could save you money on your trip.

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 all potential Belfast to Dublin flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Belfast to Dublin flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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