Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Brighton to Dublin from £20

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DUB
31 May — 7 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Brighton to Dublin are usually found in January or September, booked 28 days in advance, depart on a Saturday or Tuesday and return on a Friday

Cheap flight deals from Brighton to Dublin

Enter your travel dates to find the best prices.

Cheapest flights from Brighton to Dublin
Explore the most affordable flight options available from Brighton to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2026.

Sat 13/621:30
LGW
-
DUB
Nonstop1h 25m
Ryanair
Sun 21/606:45
DUB
-
LGW
Nonstop1h 30m
Ryanair
Deal found 30/4£35
Wed 13/513:50
LTN
-
DUB
Nonstop1h 20m
Ryanair
Fri 22/522:10
DUB
-
LTN
Nonstop1h 15m
Ryanair
Deal found 30/4£35
Thu 7/520:00
STN
-
DUB
Nonstop1h 20m
Multiple Airlines
Sun 10/506:30
DUB
-
STN
Nonstop1h 20m
Multiple Airlines
Deal found 28/4£35
Thu 28/511:05
LGW
-
DUB
Nonstop1h 25m
Ryanair
Tue 2/609:45
DUB
-
LGW
Nonstop1h 30m
Ryanair
Deal found 27/4£35
Fri 8/506:20
LTN
-
DUB
Nonstop1h 20m
Ryanair
Fri 8/522:10
DUB
-
LTN
Nonstop1h 15m
Ryanair
Deal found 29/4£35
Thu 4/613:15
STN
-
DUB
Nonstop1h 20m
Ryanair
Sun 7/606:30
DUB
-
STN
Nonstop1h 20m
Ryanair
Deal found 30/4£35
Thu 7/513:10
LGW
-
DUB
Nonstop1h 25m
Ryanair
Sun 10/506:45
DUB
-
LGW
Nonstop1h 30m
Ryanair
Deal found 28/4£36
Fri 15/506:20
LTN
-
DUB
Nonstop1h 20m
Ryanair
Mon 18/520:25
DUB
-
LTN
Nonstop1h 15m
Ryanair
Deal found 29/4£36
Fri 12/622:50
STN
-
DUB
Nonstop1h 20m
Ryanair
Fri 19/621:05
DUB
-
STN
Nonstop1h 20m
Ryanair
Deal found 28/4£36
Tue 5/519:50
LTN
-
DUB
Nonstop1h 20m
Ryanair
Sat 9/512:45
DUB
-
LTN
Nonstop1h 15m
Ryanair
Deal found 30/4£37
Wed 29/422:45
STN
-
DUB
Nonstop1h 20m
Ryanair
Thu 30/406:30
DUB
-
STN
Nonstop1h 20m
Ryanair
Deal found 26/4£37
Thu 11/614:45
LGW
-
DUB
Nonstop1h 25m
Ryanair
Thu 18/616:20
DUB
-
LGW
Nonstop1h 30m
Ryanair
Deal found 27/4£38

Find flight deals from Brighton to Dublin

Keep the following information in mind while searching for Brighton to Dublin flight deals. Data was last updated 1 May 2026.

Round-trip from

£35

One-way from

£20

Popular in

December

Cheapest in

January

Average price

£72
Ryanair
  • Ryanair
  • 13/6-21/6
  • Nonstop
  • 2h 55m total
  • Brighton to Dublin
Search Deals
Ryanair
  • Ryanair
  • 28/5
  • Nonstop
  • 1h 25m total
  • Brighton to Dublin
Search Deals
High demand for flights, 6% 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 May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Brighton 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 1 May 2026.
Use the filters below to find and compare flights from Brighton to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonDublin

LGW - DUB

LGWDUB

London Gatwick

Mon 15/6

21:30-22:55

Nonstop1h 25m

Dublin

Thu 18/6

16:55-18:25

Nonstop1h 30m

£35

LondonDublin

STN - DUB

STNDUB

London Stansted

Wed 17/6

22:45-00:05

Nonstop1h 20m

Dublin

Sun 21/6

06:30-07:50

Nonstop1h 20m

£35

LondonDublin

LGW - DUB

LGWDUB

London Gatwick

Fri 19/6

22:00-23:25

Nonstop1h 25m

Dublin

Sun 21/6

06:45-08:15

Nonstop1h 30m

£36

LondonDublin

STN - DUB

STNDUB

London Stansted

Tue 7/7

06:30-07:50

Nonstop1h 20m

Dublin

Fri 10/7

21:05-22:25

Nonstop1h 20m

£36

LondonDublin

STN - DUB

STNDUB

London Stansted

Mon 20/7

06:30-07:50

Nonstop1h 20m

Dublin

Mon 20/7

22:05-23:25

Nonstop1h 20m

£36
Fastest return journey

LondonDublin

LTN - DUB

LTNDUB

London Luton

Mon 25/5

12:25-13:45

Nonstop1h 20m

Dublin

Mon 1/6

20:25-21:40

Nonstop1h 15m

£38

LondonDublin

LGW - DUB

LGWDUB

London Gatwick

Fri 12/6

14:55-16:20

Nonstop1h 25m

Dublin

Sun 14/6

06:45-08:15

Nonstop1h 30m

£38

LondonDublin

LTN - DUB

LTNDUB

London Luton

Mon 29/6

08:15-09:35

Nonstop1h 20m

Dublin

Tue 30/6

11:30-12:45

Nonstop1h 15m

£39

LondonDublin

LGW - DUB

LGWDUB

London Gatwick

Thu 21/5

13:10-14:35

Nonstop1h 25m

Dublin

Fri 22/5

06:50-08:20

Nonstop1h 30m

£40

LondonDublin

LTN - DUB

LTNDUB

London Luton

Wed 3/6

13:50-15:10

Nonstop1h 20m

Dublin

Tue 25/8

11:30-12:45

Nonstop1h 15m

£40

Flights are sorted by cheapest return flights first.

Deals found on 27/4

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

Best time to book a flight from Brighton to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin 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 Dublin

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

Find hourly flight availability from Brighton 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 1 May 2026.

One of the essential ways to save on airfare from Brighton to Dublin is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 36% on airfare.

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

Use this chart to determine the cheapest time to fly return from Brighton to Dublin. Price data was last updated on 25 April 2026.

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

Weekly flight availability from Brighton to Dublin

Explore weekly flight availability from Brighton to Dublin. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 1 May 2026.

The most flights from BH9 to DUB are scheduled on a Friday (75 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (36 on average).

How much does it cost for a return flight from Brighton to Dublin?

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 1 May 2026.
Check out reviews from past customers who have flown with Aer Lingus,Ryanair, andBritish Airways from Brighton to Dublin to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.3
Good
1,540 reviews
Check prices

Comfort

7.2

Boarding

7.4

Entertainment

7.0

Food

6.6

Crew

8.1

Overall

7.3

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
7.3
Good
1,540 reviews
Aer Lingus
7.3
Good
1,540 reviews
Check prices

Comfort

7.2

Boarding

7.4

Entertainment

7.0

Food

6.6

Crew

8.1

Overall

7.3

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
5,357 reviews
Aer Lingus
7.3
Good
1,540 reviews
Check prices

Comfort

7.2

Boarding

7.4

Entertainment

7.0

Food

6.6

Crew

8.1

Overall

7.3

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
7,937 reviews
Aer Lingus
7.3
Good
1,540 reviews
Check prices

Comfort

7.2

Boarding

7.4

Entertainment

7.0

Food

6.6

Crew

8.1

Overall

7.3

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
7.3
Good
1,540 reviews
Check prices

Comfort

7.2

Boarding

7.4

Entertainment

7.0

Food

6.6

Crew

8.1

Overall

7.3

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 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 Brighton?

    Most people fly into Dublin (DUB) if they book a flight to Dublin from Brighton. On average, Dublin has 72 inbound flights from Brighton per day from 4 airlines. Dublin is conveniently located just 5.7 mi from Dublin’s city center.

  • How long is the flight from Brighton to Dublin?

    Ryanair and British Airways can get you from Brighton to Dublin in just under 1h 25m. Your travel time will be generally consistent. Brighton and Dublin are separated by a distance of 300 mi. Generally, flights for this route are direct.

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

    The cheapet airlines for a one-way flight from Brighton to Dublin are Ryanair (£15), British Airways (£44), and Aer Lingus (£68).

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

    The most popular flight routes from Brighton to Dublin are London Stansted - Dublin, London Gatwick - Dublin and London Heathrow - Dublin.

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

    Consider Air Canada (88%), Japan Airlines (86%) or Kenya Airways (86%) when booking your flight. These represent the most reliable airlines when flying from Brighton to Dublin.

  • What are the cheapest flights from Brighton to Dublin?

    Looking for the cheapest flight from Brighton to Dublin? While on average our users pay £324, our data indicates the cheapest price to be £52. The most popular route (London Stansted - Dublin), is priced around £28.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Brighton 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.

See more FAQs

Travelling to a place near Dublin?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Brighton to Dublin

Discover the top 4 airlines that operate flights from Brighton 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 1 May 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£32Average£68FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£69Average£168FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£74Average£187FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
KLMCheapest£121Average£166FlexibilityNo 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 Dublin?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Dublin from Brighton today with Cheapflights!

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

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

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

Need flexible booking options for your flight to Dublin from Brighton? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for Brighton to Dublin flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.