DUB

£47 Find Cheap Flights from Belfast to Dublin

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Belfast to Dublin departing on 4/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Dublin

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Belfast to Dublin, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Belfast to Dublin, as well as popular online travel agencies
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Everything you should know

Cheapest return fare
£81
Multiple Airlines
Sat 7/3Mon 9/3
BFS - DUB • 1 stop
Cheapest one-way flight
£47
Multiple Airlines
Wed 4/3
BHD - DUB • 1 stop
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Dublin!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Belfast to Dublin

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Belfast to Dublin that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Belfast to Dublin

Sat, 7 Mar - Mon, 9 Mar
Multiple Airlines Logo
23:10 - 07:50
BFS
-
DUB
8h 40m
1 stop
Multiple Airlines Logo
21:40 - 09:05
DUB
-
BFS
11h 25m
1 stop
£81Multiple Airlines
Wed, 25 Feb - Wed, 4 Mar
Multiple Airlines Logo
07:55 - 13:25
BFS
-
DUB
5h 30m
1 stop
Multiple Airlines Logo
06:45 - 10:20
DUB
-
BFS
3h 35m
1 stop
£82Multiple Airlines
Thu, 5 Mar - Thu, 12 Mar
Multiple Airlines Logo
16:35 - 21:35
BFS
-
DUB
5h 00m
1 stop
Multiple Airlines Logo
18:15 - 22:50
DUB
-
BFS
4h 35m
1 stop
£86Multiple Airlines
Thu, 12 Mar - Thu, 19 Mar
Multiple Airlines Logo
08:35 - 14:50
BFS
-
DUB
6h 15m
1 stop
Multiple Airlines Logo
06:10 - 16:15
DUB
-
BFS
10h 05m
1 stop
£91Multiple Airlines
Wed, 25 Feb - Wed, 4 Mar
Multiple Airlines Logo
17:45 - 21:45
BHD
-
DUB
4h 00m
1 stop
Multiple Airlines Logo
06:50 - 11:20
DUB
-
BHD
4h 30m
1 stop
£92Multiple Airlines
Sat, 7 Mar - Mon, 9 Mar
Multiple Airlines Logo
07:25 - 19:10
BHD
-
DUB
11h 45m
1 stop
Multiple Airlines Logo
18:45 - 08:55
DUB
-
BHD
14h 10m
1 stop
£99Multiple Airlines
Sat, 7 Mar - Mon, 9 Mar
Multiple Airlines Logo
09:25 - 16:30
BHD
-
DUB
7h 05m
1 stop
Multiple Airlines Logo
07:10 - 16:35
DUB
-
BHD
9h 25m
1 stop
£100Multiple Airlines
Sat, 7 Mar - Mon, 9 Mar
Aer Lingus Logo
09:45 - 14:55
BHD
-
DUB
5h 10m
1 stop
Aer Lingus Logo
15:30 - 20:50
DUB
-
BHD
5h 20m
1 stop
£167Aer Lingus
Sat, 7 Mar - Mon, 9 Mar
Aer Lingus Logo
09:45 - 14:55
BHD
-
DUB
5h 10m
1 stop
Aer Lingus Logo
15:30 - 20:50
DUB
-
BHD
5h 20m
1 stop
£168Aer Lingus
Sat, 7 Mar - Mon, 9 Mar
British Airways Logo
15:05 - 19:50
BHD
-
DUB
4h 45m
1 stop
British Airways Logo
20:40 - 10:40
DUB
-
BHD
14h 00m
1 stop
£170British Airways
Booking Insights

KAYAK's insights & trends for Belfast to Dublin flights

Get data-powered insights and trends into flights from Belfast to Dublin to help you find the cheapest flights, the best time to fly and much more.

Which airlines fly direct between Belfast and Dublin?

Airline and price data is aggregated from results in KAYAK’s search results from the last 2 weeks for round-trip flights from Belfast to Dublin.

There are 2 airlines that fly direct from Belfast to Dublin. They are Aer Lingus and Ryanair. The cheapest airline for this route is Ryanair, with the best return deal found costing £38. On average, the best prices for this route can be found at Aer Lingus.

Find deals

Good to know - Cheap tickets from Belfast to Dublin

Cheapest flight£47
Flight from Belfast City Airport to Dublin

When to book flights from Belfast to Dublin

Are your dates flexible? Find out the best times to travel from Belfast to Dublin based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Belfast to Dublin

  • What is the cheapest flight from Belfast to Dublin?

    In the last 3 days, the lowest price for a flight from Belfast to Dublin was £47 for a one-way ticket and £81 for a return.

  • Which airports will I be using when flying from Belfast to Dublin?

    There are 2 airports in Belfast (Belfast Intl and Belfast City.) and only 1 airport in Dublin (Dublin). The cheapest flights are generally found on the Belfast Intl Airport to Dublin flight route.

  • Which aircraft models fly most regularly from Belfast to Dublin?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Belfast to Dublin?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Belfast to Dublin.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Belfast to Dublin?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Dublin from Belfast is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Belfast to Dublin?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Dublin with an airline and back to Belfast with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Belfast to Dublin?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Dublin from Belfast up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • Which airlines provide the cheapest flights from Belfast to Dublin?

    In the past 3 days, the cheapest return tickets from Belfast to Dublin were found on Ryanair (£133) and Aer Lingus (£167).

Everything you need to know for your flight from Belfast to Dublin

Information on your arrival and departure airports

Dublin (DUB)