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Cheap flights from Brighton to Ireland from £15

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 30/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DUB
27 Apr — 4 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Brighton to Ireland

Enter your travel dates to find the best prices.

Cheapest flights from Brighton to Ireland
Explore the most affordable flight options available from Brighton to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 March 2026.

Thu 16/412:25
STN
-
ORK
Nonstop1h 25m
Ryanair
Sun 19/409:10
ORK
-
STN
Nonstop1h 25m
Ryanair
Deal found 24/3£36
Wed 8/422:00
LGW
-
DUB
Nonstop1h 25m
Ryanair
Mon 13/406:25
DUB
-
LGW
Nonstop1h 30m
Ryanair
Deal found 24/3£37
Fri 8/512:25
STN
-
ORK
Nonstop1h 25m
Multiple Airlines
Sat 9/514:35
ORK
-
STN
Nonstop1h 25m
Multiple Airlines
Deal found 24/3£37
Thu 9/409:25
LTN
-
DUB
Nonstop1h 20m
Ryanair
Sun 12/407:05
DUB
-
LTN
Nonstop1h 15m
Ryanair
Deal found 24/3£37
Wed 8/420:00
STN
-
DUB
Nonstop1h 20m
Ryanair
Sun 12/406:30
DUB
-
STN
Nonstop1h 20m
Ryanair
Deal found 24/3£37
Fri 5/622:00
LGW
-
DUB
Nonstop1h 25m
Ryanair
Thu 11/616:55
DUB
-
LGW
Nonstop1h 30m
Ryanair
Deal found 27/3£38
Tue 21/706:25
STN
-
ORK
Nonstop1h 25m
Ryanair
Wed 29/714:05
ORK
-
STN
Nonstop1h 25m
Ryanair
Deal found 27/3£38
Sun 5/406:35
STN
-
DUB
Nonstop1h 20m
Ryanair
Sun 12/406:30
DUB
-
STN
Nonstop1h 20m
Ryanair
Deal found 24/3£38
Thu 30/413:10
LGW
-
DUB
Nonstop1h 25m
Ryanair
Sat 2/519:15
DUB
-
LGW
Nonstop1h 30m
Ryanair
Deal found 24/3£38
Tue 31/306:25
STN
-
ORK
Nonstop1h 25m
Ryanair
Wed 1/417:15
ORK
-
STN
Nonstop1h 25m
Ryanair
Deal found 24/3£38
Sun 10/509:00
LTN
-
DUB
Nonstop1h 20m
Ryanair
Sun 17/507:05
DUB
-
LTN
Nonstop1h 15m
Ryanair
Deal found 26/3£38
Sat 11/406:35
STN
-
DUB
Nonstop1h 20m
Ryanair
Wed 15/418:15
DUB
-
STN
Nonstop1h 20m
Ryanair
Deal found 26/3£38

Find flight deals from Brighton to Ireland

Keep the following information in mind while searching for Brighton to Ireland flight deals. Data was last updated 28 March 2026.

Round-trip from

£36

One-way from

£15

Popular in

December

Cheapest in

January

Average price

£76
Ryanair
  • Ryanair
  • 16/4-19/4
  • Nonstop
  • 2h 50m total
  • Brighton to Ireland
Search Deals
Ryanair
  • Ryanair
  • 23/4
  • Nonstop
  • 1h 25m total
  • Brighton to Ireland
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Brighton to Ireland 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 28 March 2026.
Use the filters below to find and compare flights from Brighton to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonDublin

STN - DUB

STNDUB

London Stansted

Wed 8/4

20:00-21:20

Nonstop1h 20m

Dublin

Sun 12/4

06:30-07:50

Nonstop1h 20m

£37

LondonDublin

STN - DUB

STNDUB

London Stansted

Sat 11/4

06:35-07:55

Nonstop1h 20m

Dublin

Sun 12/4

06:30-07:50

Nonstop1h 20m

£37

LondonCork

STN - ORK

STNORK

London Stansted

Tue 21/7

06:25-07:50

Nonstop1h 25m

Cork

Wed 29/7

14:05-15:30

Nonstop1h 25m

£38

LondonCork

STN - ORK

STNORK

London Stansted

Tue 21/7

06:25-07:50

Nonstop1h 25m

Cork

Thu 30/7

21:00-22:25

Nonstop1h 25m

£38

LondonDublin

STN - DUB

STNDUB

London Stansted

Fri 10/4

22:50-00:10

Nonstop1h 20m

Dublin

Sun 12/4

06:30-07:50

Nonstop1h 20m

£38
Fastest return journey

LondonDublin

LTN - DUB

LTNDUB

London Luton

Mon 8/6

18:40-20:00

Nonstop1h 20m

Dublin

Tue 9/6

08:00-09:15

Nonstop1h 15m

£38

LondonCork

STN - ORK

STNORK

London Stansted

Wed 22/7

06:30-07:55

Nonstop1h 25m

Cork

Sun 2/8

09:10-10:35

Nonstop1h 25m

£40

LondonDublin

LTN - DUB

LTNDUB

London Luton

Fri 5/6

17:10-18:30

Nonstop1h 20m

Dublin

Sun 7/6

07:05-08:20

Nonstop1h 15m

£40

LondonCork

STN - ORK

STNORK

London Stansted

Mon 20/7

06:25-07:50

Nonstop1h 25m

Cork

Tue 28/7

17:45-19:10

Nonstop1h 25m

£41

LondonDublin

LTN - DUB

LTNDUB

London Luton

Sun 10/5

09:00-10:20

Nonstop1h 20m

Dublin

Sun 17/5

07:05-08:20

Nonstop1h 15m

£41

Flights are sorted by cheapest return flights first.

Deals found on 28/3

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Brighton to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Brighton 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 Brighton to Ireland

What is the cheapest month to book a flight from Brighton to Ireland?

Currently, March is the cheapest month in which you can book a flight from Brighton to Ireland (average of £23). Flying from Brighton to Ireland in August is currently the most expensive (average of £32). 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.

What is the cheapest time of day to fly from BH9 to IE?

Find hourly flight availability from Brighton to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 March 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 26% on flights from Brighton to Ireland by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Brighton to Ireland?

Use this chart to determine the cheapest time to fly return from Brighton to Ireland. Price data was last updated on 28 March 2026.

Travellers seeking maximum savings on their Brighton to Ireland flight should consider departing on Monday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. 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 Ireland. Reviews last updated 28 March 2026.
Read through reviews of airlines operating flights from Brighton to Ireland, such as Aer Lingus,Ryanair, andBritish Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.2
Good
1,491 reviews
Check prices

Crew

8.1

Food

6.6

Comfort

7.2

Overall

7.2

Boarding

7.4

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Wendy,Mar 2026

YYZ - DUB

I didn’t happen, my seat was given away because even though my bag was checked through to Dublin apparently the previous airline didn’t check me in. Even when I asked specifically at check in they said I and my luggage we both checked all the way through.
Aer Lingus
7.2
Good
1,491 reviews
Aer Lingus
7.2
Good
1,491 reviews
Check prices

Crew

8.1

Food

6.6

Comfort

7.2

Overall

7.2

Boarding

7.4

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Wendy,Mar 2026

YYZ - DUB

I didn’t happen, my seat was given away because even though my bag was checked through to Dublin apparently the previous airline didn’t check me in. Even when I asked specifically at check in they said I and my luggage we both checked all the way through.
Ryanair
6.9
Okay
5,309 reviews
Aer Lingus
7.2
Good
1,491 reviews
Check prices

Crew

8.1

Food

6.6

Comfort

7.2

Overall

7.2

Boarding

7.4

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Wendy,Mar 2026

YYZ - DUB

I didn’t happen, my seat was given away because even though my bag was checked through to Dublin apparently the previous airline didn’t check me in. Even when I asked specifically at check in they said I and my luggage we both checked all the way through.
British Airways
6.7
Okay
7,825 reviews
Aer Lingus
7.2
Good
1,491 reviews
Check prices

Crew

8.1

Food

6.6

Comfort

7.2

Overall

7.2

Boarding

7.4

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Wendy,Mar 2026

YYZ - DUB

I didn’t happen, my seat was given away because even though my bag was checked through to Dublin apparently the previous airline didn’t check me in. Even when I asked specifically at check in they said I and my luggage we both checked all the way through.
Ryanair
6.4
Okay
Aer Lingus
7.2
Good
1,491 reviews
Check prices

Crew

8.1

Food

6.6

Comfort

7.2

Overall

7.2

Boarding

7.4

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Wendy,Mar 2026

YYZ - DUB

I didn’t happen, my seat was given away because even though my bag was checked through to Dublin apparently the previous airline didn’t check me in. Even when I asked specifically at check in they said I and my luggage we both checked all the way through.

Related info for your journey

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

  • How long is the flight from Brighton to Ireland?

    For as low as £37, Ryanair can have you in Ireland from Brighton in 1h 20m. The distance between Brighton and Ireland is about 292 mi. Generally, flights for this route are direct.

  • What are the cheapest airlines to fly from Brighton to Ireland one-way?

    To fly one-way, consider booking your trip with Ryanair, which is currently one of the cheapest options available, starting at £15. Aer Lingus flights start at £34 while deals on British Airways start at £45 one-way.

  • What are the most popular routes from Brighton to Ireland?

    Most travelers choose London Heathrow - Dublin, London Gatwick - Dublin or London Stansted - Dublin when deciding on the best route from Brighton to Ireland.

  • What are the most reliable airlines from Brighton to Ireland?

    Consider LATAM Airlines (94%), Japan Airlines (94%) or Kenya Airways (94%) when booking your flight. These represent the most reliable airlines when flying from Brighton to Ireland.

  • What are the cheapest flights from Brighton to Ireland?

    Looking for the cheapest flight from Brighton to Ireland? While on average our users pay £391, our data indicates the cheapest price to be £71. The most popular route (London Heathrow - Dublin), is priced around £76.

  • Can I find deals for flights from Brighton to Ireland that include hotel bookings?

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

  • How can I find direct flights from Brighton to Ireland?

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

  • Can I find deals for business class flights from Brighton to Ireland?

    Yes. Cheapflights offers flight deals from Brighton to Ireland 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 Brighton to Ireland?

    Currently, March is the cheapest month in which you can book a flight from Brighton to Ireland (average of £23). Flying from Brighton to Ireland in August is currently the most expensive (average of £32). 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

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Top 4 airlines flying from Brighton to Ireland

Discover the top 4 airlines that operate flights from Brighton to Ireland. 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 28 March 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£28Average£74FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£70Average£187FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£73Average£166FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
KLMCheapest£123Average£162FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Brighton to Ireland?

Cheapflights makes it easy to find Brighton to Ireland flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Brighton to Ireland?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Brighton to Ireland for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Brighton to Ireland with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Brighton to Ireland flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Brighton to Ireland become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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