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Find cheap flights from Belfast Intl Airport to Ireland from €245

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight from Belfast Intl to Ireland departing on 15/5. 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
Thu 16/5
Thu 23/5

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Best Ireland Flight Deals

Cheapest return prices found by our users on KAYAK in the last 72 hours

Dublin
Dublin1 stop€245

Good to know

Low season

March

High season

February

Cheapest flight

€245
Best time to beat the crowds (0% less expensive on average)
Most popular time to fly and prices are also 9% lower on average.
Flight from Belfast Intl Airport to Dublin

FAQs - booking Ireland flights

  • How does KAYAK find such low prices on flights from Belfast Intl Airport to Ireland?

    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 Intl Airport to Ireland.

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

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

  • What is the Hacker Fare option on flights from Belfast Intl Airport to Ireland?

    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 Ireland with an airline and back to Belfast Intl Airport with another airline.

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

    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 Ireland from Belfast Intl Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding cheap flights to Ireland

  • Morning departure is around 61% more expensive than an evening flight, on average*.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

Book cheap flights from Belfast to Ireland

Recent return flight deals

15/5Wed
1 stop
5h 15mBFS-DUB
22/5Wed
1 stop
3h 40mDUB-BFS
€245

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Belfast Intl Airport - Ireland Flights

Departure:

Belfast Intl Airport (BFS)United Kingdom

Return flight deals:

Ireland - Belfast Intl Airport

Cabin classes: