€45 Find Cheap Flights from Dublin to Belfast – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
€82
Typical prices: €116-€148
Multiple Airlines
Mon 15/10Sun 21/10
DUB - BFS • 1 stop
Cheapest one-way flight
€45
Typical prices: €75-€148
Multiple Airlines
Tue 16/10
DUB - BFS • 1 stop
Top routes
DUB - BHD
Cheapest • 2% average savings
DUB - BFS
Most popular
Insights
Insights
Top stopover airports
London Stansted (STN)
Cheapest • Avg €102 (return)
Glasgow Intl (GLA)
Shortest trip • 10h 34m (one-way)
Insights
Insights
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We hope you enjoy your trip to Belfast!
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Flight Deals

Cheap Flights from Dublin to Belfast (DUB-BHD)

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

Recent return flight deals from Dublin to Belfast

Thu, 15 Oct - Thu, 22 Oct
Multiple Airlines Logo
15:45 - 22:20DUB  Dublin-BFS Belfast Intl
6h 35m1 stop Manchester
Multiple Airlines Logo
12:45 - 18:10BFS  Belfast Intl-DUB Dublin
5h 25m1 stop Manchester
€82Multiple Airlines
Thu, 15 Oct - Wed, 21 Oct
Multiple Airlines Logo
15:45 - 22:20DUB  Dublin-BFS Belfast Intl
6h 35m1 stop Manchester
Multiple Airlines Logo
15:40 - 23:25BFS  Belfast Intl-DUB Dublin
7h 45m1 stop Manchester
€85Multiple Airlines
Thu, 15 Oct - Thu, 22 Oct
Multiple Airlines Logo
22:00 - 10:40DUB  Dublin-BFS Belfast Intl
12h 40m1 stop London Stansted
Multiple Airlines Logo
09:15 - 23:20BFS  Belfast Intl-DUB Dublin
14h 05m1 stop London Stansted
€86Multiple Airlines
Mon, 26 Oct - Mon, 2 Nov
Multiple Airlines Logo
22:00 - 07:55DUB  Dublin-BFS Belfast Intl
9h 55m1 stop Manchester
Multiple Airlines Logo
22:05 - 07:00BFS  Belfast Intl-DUB Dublin
8h 55m1 stop Manchester
€87Multiple Airlines
Mon, 12 Oct - Mon, 19 Oct
Multiple Airlines Logo
15:40 - 21:30DUB  Dublin-BFS Belfast Intl
5h 50m1 stop Manchester
Multiple Airlines Logo
08:40 - 17:00BFS  Belfast Intl-DUB Dublin
8h 20m1 stop Manchester
€88Multiple Airlines
Wed, 28 Oct - Wed, 4 Nov
Multiple Airlines Logo
07:25 - 20:55DUB  Dublin-BFS Belfast Intl
13h 30m1 stop Manchester
Multiple Airlines Logo
21:20 - 08:35BFS  Belfast Intl-DUB Dublin
11h 15m1 stop Manchester
€89Multiple Airlines
Thu, 5 Nov - Wed, 11 Nov
Multiple Airlines Logo
12:30 - 16:15DUB  Dublin-BFS Belfast Intl
3h 45m1 stop Manchester
Multiple Airlines Logo
07:40 - 15:05BFS  Belfast Intl-DUB Dublin
7h 25m1 stop Manchester
€91Multiple Airlines
Fri, 9 Oct - Fri, 16 Oct
Multiple Airlines Logo
22:00 - 09:10DUB  Dublin-BFS Belfast Intl
11h 10m1 stop London Stansted
Multiple Airlines Logo
19:55 - 00:10BFS  Belfast Intl-DUB Dublin
4h 15m1 stop London Stansted
€92Multiple Airlines
Sat, 7 Nov - Fri, 13 Nov
Multiple Airlines Logo
13:35 - 18:35DUB  Dublin-BFS Belfast Intl
5h 00m1 stop London Stansted
Multiple Airlines Logo
19:20 - 07:55BFS  Belfast Intl-DUB Dublin
12h 35m1 stop London Stansted
€93Multiple Airlines
Sat, 7 Nov - Fri, 13 Nov
Multiple Airlines Logo
14:45 - 20:35DUB  Dublin-BFS Belfast Intl
5h 50m1 stop Birmingham
Multiple Airlines Logo
17:25 - 23:25BFS  Belfast Intl-DUB Dublin
6h 00m1 stop Manchester
€93Multiple Airlines
Booking Insights

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

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

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

London Stansted (STN) is the most popular stopover for the Dublin to Belfast route. 67% of KAYAK users who booked 1-stop return journeys over the past 3 months connected via STN.

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

Flights via London Stansted (STN) offer the most affordable fares, with an average return price of €102. Based on KAYAK data over the past 3 months.

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

London Stansted (STN) had the shortest average connection time for Dublin to Belfast stopovers at 384 minutes over the past 3 months.

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Key details for Dublin to Belfast flights

Cheapest flight

€45
Flights from Dublin to Belfast Intl Airport

When to book flights from Dublin to Belfast

Are your dates flexible? Find out the best times to travel from Dublin to Belfast based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Dublin to Belfast flight questions, answered

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

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

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

  • Which cabin classes can I book on flights from Dublin to Belfast?

    Only Economy class is available on flights from Dublin to Belfast.

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

    Connecting flights from Dublin to Belfast most commonly pass through:

    • London Stansted (STN) – 67% of one-stop connections
    • Glasgow Intl (GLA) – 33% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

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

    Yes. Being flexible with your travel dates can save you up to 63% on the Dublin to Belfast route. Tuesday is the cheapest departure day at €87 return on average, while Monday is the most expensive at €234, a difference of €146. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Belfast?

    Some of the most popular sights in Belfast are Queen's University of Belfast, Belfast City Hall, and Waterfront Hall. These are among the most viewed places in Belfast on KAYAK.

  • How long is a flight from Dublin to Belfast?

    There are currently no direct flights available from Dublin to Belfast. Flights with 1 stopover take between 7h 44m and 10h 34m in total, depending on the connection.

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

    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.

  • How are flight prices from Dublin to Belfast looking right now?

    One-way fares from Dublin to Belfast are currently lower than usual. Average one-way flight prices are about €59, which is 42% below the typical average for this route.

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

    Flying via London Stansted (STN) gives the shortest average 1-stop total travel time of 7h 44m, compared to 10h 34m via Glasgow Intl (GLA).

  • What car hire options are available in Belfast?

    Since Belfast is served by multiple airports, car hire options and rates can vary depending on which one you fly into.
    Near Belfast City Airport (BHD) – daily rates from around €11:

    • Budget
    • Sixt
    • Enterprise Rent-A-Car
    • Hertz
    • Avis

    Near Belfast Intl Airport (BFS) – daily rates from around €9:

    • Budget
    • DRIVALIA
    • Sixt
    • Alamo
    • Hertz

Your guide to booking Dublin to Belfast flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure instead of Monday. On this route, Tuesday flights average €87 – about €146 less than Monday (63% savings) based on the last 12 months.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Belfast City Airport.
    - Premier Inn Belfast Titanic Quarter
    - Park Avenue

More options for your flight from Dublin to Belfast

Complete your trip to Belfast with a hotel stay or car hire

Car hire in Belfast
Hotels in Belfast
Holidays in Belfast