Find Cheap Flights from Belfast to Dublin – Compare and Save

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Everything you should know

Top routes
BFS - DUB
Cheapest • 21% average savings
BHD - DUB
Most popular
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Top stopover airports
Manchester (MAN)
Cheapest • Avg €111 (return)
Glasgow Intl (GLA)
Shortest trip • 3h 26m (one-way)
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Cheap Flights from Belfast to Dublin

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Belfast to Dublin

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BF1  Bere Ferrers-DUB Dublin Airport
212 kmmulti-stop
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DUB  Dublin Airport-BF1 Bere Ferrers
212 kmmulti-stop
Multiple Airlines
Booking Insights

Price, demand, and travel trends for Belfast to Dublin flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Belfast to Dublin with more confidence.

What is the most popular stopover airport when flying from Belfast to Dublin?

Manchester (MAN) is the most popular stopover for the Belfast to Dublin route. 40% of KAYAK users who booked 1-stop return journeys over the past 3 months connected via MAN.

What is the cheapest stopover airport when flying from Belfast to Dublin?

Flights via Manchester (MAN) offer the most affordable fares, with an average return price of €111. Based on KAYAK data over the past 3 months.

When flying from Belfast to Dublin, which airport offers the shortest stopover?

Glasgow Intl (GLA) had the shortest average connection time for Belfast to Dublin stopovers at 154 minutes over the past 3 months.

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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

Your Belfast to Dublin flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • How long is a flight from Belfast to Dublin?

    There are currently no direct flights available from Belfast to Dublin. Flights with 1 stopover take between 3h 26m and 8h 41m in total, depending on the connection.

  • Do I need a passport to fly from Belfast to Dublin?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Which car hire options are available at Dublin Airport (DUB)?

    Dublin Airport (DUB) hosts 5 major car hire companies, with daily rates starting from around €3 for economy cars. Top options include:
    • Budget
    • Sixt
    • Easirent
    • Europcar
    • Thrifty

  • Which airports can I use when flying from Belfast to Dublin?

    Flights from Belfast to Dublin may depart from several airports in Belfast area, including Belfast Intl (BFS) and Belfast City (BHD). Flights usually arrive at Dublin (DUB).

  • Which airports do connecting flights from Belfast to Dublin pass through?

    One-stop flights from Belfast to Dublin most commonly connect through:

    • Manchester (MAN) – 40% of one-stop connections
    • Edinburgh Turnhouse (EDI) – 20% of one-stop connections
    • Glasgow Intl (GLA) – 20% of one-stop connections
    • London Heathrow (LHR) – 20% of one-stop connections

    Manchester (MAN) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Belfast to Dublin?

    On the Belfast to Dublin route, being flexible with your departure day can save you up to 16%. Saturday is the cheapest day at €128 return on average, while Monday is the most expensive at €151 – a €23 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different stopover airport from Belfast to Dublin?

    Flying via Glasgow Intl (GLA) gives the shortest average 1-stop total travel time of 3h 26m, compared to 4h 29m via London Heathrow (LHR) and 7h 02m via Edinburgh Turnhouse (EDI).

  • What popular places can I visit in Dublin?

    Some of the most popular sights in Dublin are Bord Gáis Energy Theatre, 3Olympia Theatre, and Aviva Stadium. These are among the most viewed places in Dublin on KAYAK.

Your guide to booking Belfast to Dublin flights

Get tips on when to book, when to fly, and what to know before your trip.

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