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Cheap flights from Belfast to Dublin from £64

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — DUB
16 7月 — 23 7月1
1 adult

Cheap flight deals from Belfast to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Belfast (BF1) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 7月 2025.

Round-trip from

£108

One-way from

£64
25/8-1/9
  • 25/8-1/9
  • 2 total stops
  • 10h 30m total
  • Belfast to Dublin
Search Deals
25/8
  • 25/8
  • 1 total stop
  • 7h 10m total
  • Belfast to Dublin
Search Deals

Find flight deals from Belfast to Dublin

Cheapest flights from Belfast to Dublin
Explore the most affordable flight options available from Belfast to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 7月 2025.

週一 25/808:10BFS - DUB
1 stop7h 10mMultiple Airlines
週一 1/907:10DUB - BFS
1 stop3h 20mMultiple Airlines
Deal found 11/7£108
週四 28/817:10BHD - DUB
1 stop4h 20mMultiple Airlines
週一 1/906:30DUB - BHD
1 stop6h 20mMultiple Airlines
Deal found 10/7£138
週四 28/806:35BHD - DUB
1 stop11h 25mBritish Airways
週一 1/920:55DUB - BHD
1 stop11h 55mBritish Airways
Deal found 10/7£196

Cheapflights Fare Finder

Customise your flight search to find flights from Belfast to Dublin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 7月 2025.
Use the filters below to find and compare flights from Belfast to Dublin that are best for you.

Fly from

Belfast

Fly to

Dublin

Route

Depart

Return

Price

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

週一 25/8

08:10-15:20

1 stop7h 10m

Dublin

週一 1/9

07:10-10:30

1 stop3h 20m

£108

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

週四 28/8

17:10-21:30

1 stop4h 20m

Dublin

週一 1/9

06:30-12:50

1 stop6h 20m

£138

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

週四 28/8

06:35-18:00

1 stop11h 25m

Dublin

週一 1/9

20:55-08:50

1 stop11h 55m

£196

BelfastDublin

BFS - DUB

BFSDUB

Belfast Intl

週一 25/8

08:10-15:20

1 stop7h 10m

£64

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

週六 26/7

16:20-21:10

1 stop4h 50m

£85

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

週四 24/7

16:55-21:15

1 stop4h 20m

£89

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

週六 26/7

18:30-10:15

2 stops15h 45m

£195

BelfastDublin

BHD - DUB

BHDDUB

Belfast City

週日 27/7

11:15-11:30

3 stops24h 15m

£483

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Best time to book a flight from Belfast to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Belfast with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

What is the cheapest time of day to fly from BFS to DUB?

Find hourly flight availability from Belfast to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 7月 2025.

One of the essential ways to save on airfare from Belfast to Dublin is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 11% on airfare.

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dublin. Reviews last updated 11 7月 2025.
See what other customers who have flown with Aer Lingus and British Airways from Belfast to Dublin have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.1
Good
1,154 reviews
Check prices

Overall

7.1

Boarding

7.3

Comfort

7.0

Food

6.4

Crew

8.0

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.
Aer Lingus
7.1
Good
1,154 reviews
Aer Lingus
7.1
Good
1,154 reviews
Check prices

Overall

7.1

Boarding

7.3

Comfort

7.0

Food

6.4

Crew

8.0

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.
British Airways
6.6
Okay
7,109 reviews
Aer Lingus
7.1
Good
1,154 reviews
Check prices

Overall

7.1

Boarding

7.3

Comfort

7.0

Food

6.4

Crew

8.0

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.

Related info for your journey

Find useful and relevant information for your journey from Belfast to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Dublin from Belfast?

    Dublin (DUB), located 5.7 mi from the city center, is the airport you fly into when you book flights from Belfast to Dublin. 1 airline have flights to Dublin from Belfast on a regular basis. Booking flights from Belfast to Dublin should not be difficult; the airport handles an average of 0 inbound flights from Belfast per day.

  • What is the cheapest airline to fly from Belfast to Dublin round-trip?

    Flying on British Airways is currently your cheapest option to Dublin, with prices starting at £196.

  • What are the cheapest airlines to fly from Belfast to Dublin one-way?

    One-way options have recently been found by users for as low as £89 on Aer Lingus. Other airlines that offer cheap prices include British Airways from £195 and Loganair from £483 one-way.

  • Can I find deals for flights from Belfast to Dublin that include hotel bookings?

    Yes. In addition to deals on Belfast to Dublin flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Belfast to Dublin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast to Dublin.

  • Can I find deals for business class flights from Belfast to Dublin?

    Yes. Cheapflights offers flight deals from Belfast to Dublin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Belfast to Dublin?

    Currently, January is the cheapest month in which you can book a flight from Belfast to Dublin (average of £71). Flying from Belfast to Dublin in August is currently the most expensive (average of £93). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Belfast?

Book flights to Belfast if you plan to visit one of these locations
Wicklow
Athlone
Bray
Malahide
Tullamore
Cavan
Drogheda
Portmarnock
Enniscorthy
Mullingar
Dundalk
Arklow
Carlingford
Kildare
Maynooth
Swords
Castleknock
Naas

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Belfast to Dublin

Discover the top airline that operate flights from Belfast to Dublin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 7月 2025.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£59Average£85FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Belfast to Dublin?

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Why should you use Cheapflights to find cheap flight tickets from Belfast to Dublin?

Millions of users choose and trust Cheapflights to book the best flight deals from Belfast to Dublin for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Belfast to Dublin with no change fees?

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Can Cheapflights notify me if prices for flights from Belfast to Dublin become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dublin from Belfast today and book when prices fit your budget.

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