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Find cheap flights from Belfast to Dublin from £62

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 28/7. 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
0 bags
Wed 12/6
Wed 19/6

Search 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
In the last 7 days, travellers have searched 41,771,603 times on KAYAK, and here's why:

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Cheap flight deals from Belfast to Dublin

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip 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 and deals for you by selecting your travel dates.
Choose your dates
08:20 - 13:35BHD-DUB
5h 15m1 stop
19:30 - 07:50DUB-BHD
12h 20m1 stop
Thu, 5 Sep - Thu, 5 Sep
16:05 - 21:45BHD-DUB
5h 40m1 stop
08:10 - 15:20DUB-BHD
7h 10m1 stop
£141British Airways
Find Deal
Wed, 16 Oct - Wed, 23 Oct
06:50 - 19:05BHD-DUB
12h 15m1 stop
20:30 - 08:55DUB-BHD
12h 25m1 stop
£255British Airways
Find Deal
Sat, 13 Jul - Mon, 22 Jul
13:40 - 21:45BHD-DUB
8h 05m1 stop
06:20 - 20:40DUB-BHD
14h 20m2 stops
Wed, 16 Oct - Wed, 23 Oct
06:50 - 13:45BHD-DUB
6h 55m1 stop
19:20 - 11:30DUB-BHD
16h 10m2 stops
Thu, 5 Sep - Thu, 5 Sep
18:50 - 20:00BHD-DUB
25h 10m2 stops
10:55 - 20:40DUB-BHD
9h 45m2 stops
£1,592
Find Deal
Wed, 16 Oct - Wed, 23 Oct

Flights from Belfast to Dublin - Travel Insights & Trends

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.

What’s the cheapest day of the week to fly from Belfast to Dublin?

The average price of all flights from Belfast to Dublin clicked on KAYAK for each day over the last 12 months.
If you are looking for a flight deal from Belfast to Dublin, look for departures on Mondays and avoid leaving on a Friday, as it's usually the priciest day. When flying back from Dublin, Monday is the cheapest day to fly and Thursday is the most expensive.

Good to know - Cheap tickets from Belfast to Dublin

Cheapest flight

£62
Flight from Belfast Intl 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 £78 for a one-way ticket and £165 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 City 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.

  • Which airline alliances offer flights from Belfast to Dublin?

    Star Alliance, and oneworld are the airline alliances operating flights between Belfast and Dublin, with oneworld being the most commonly used for this 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.

See more FAQs

Prefer to fly direct from Belfast to Dublin?

Find which airlines fly direct from Belfast to Dublin, which days they fly and book direct flights.

Direct departures

Belfast to Dublin

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Direct returns

Dublin to Belfast

Monday

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Tuesday

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See more direct flights

Book cheap flights from Belfast to Dublin

Cheapest flights to Dublin from Belfast found in 2024

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Belfast to Dublin found on KAYAK in the last 72 hours.
28/7Sun
1 stop
11h 25mBFS-DUB
£62
20/5Mon
1 stop
10h 35mBFS-DUB
£63
12/8Mon
1 stop
23h 10mBFS-DUB
£69
12/8Mon
1 stop
13h 30mBHD-DUB
£69
19/5Sun
1 stopAer Lingus
10h 30mBHD-DUB
£71
20/5Mon
1 stop
6h 20mBFS-DUB
£73
28/7Sun
1 stopAer Lingus
3h 50mBHD-DUB
£85
20/5Mon
1 stopAer Lingus
6h 10mBHD-DUB
£90
10/6Mon
2 stopsLufthansa
25h 20mBHD-DUB
£239
11/7Thu
1 stopBritish Airways
3h 45mBHD-DUB
£320

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Last minute flights from Belfast to Dublin

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Belfast to Dublin that are departing in the next 10 days.
17/5Fri
multi-stopBritish Airways
6h 05mBHD-DUB
19/5Sun
multi-stopBritish Airways
9h 20mDUB-BHD
£332

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Belfast - Dublin Flights

Destination:

Dublin (DUB)Ireland

Return flight deals:

Dublin - Belfast

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