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Cheap flights from Ireland to Brighton 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 28/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LHR
16 Jul — 23 Jul1
1 adult

Cheap flight deals from Ireland to Brighton

Keep the following information in mind while searching for Ireland to Brighton flight deals. Data was last updated 11 July 2025.

Round-trip from

£39

One-way from

£20

Popular in

June

Cheapest in

January

Average price

£91
Ryanair
  • Ryanair
  • 8/8-15/8
  • Nonstop
  • 2h 40m total
  • Ireland to Brighton
Search Deals
Ryanair
  • Ryanair
  • 28/9
  • Nonstop
  • 1h 10m total
  • Ireland to Brighton
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£10 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Ireland to Brighton

Cheapest flights from Ireland to Brighton
Explore the most affordable flight options available from Ireland to Brighton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Fri 8/815:20DUB - STN
Nonstop1h 20mRyanair
Fri 15/806:40STN - DUB
Nonstop1h 20mRyanair
Deal found 11/7£39
Thu 7/806:15DUB - LGW
Nonstop1h 30mRyanair
Thu 14/808:55LGW - DUB
Nonstop1h 25mRyanair
Deal found 8/7£39
Sun 24/808:20DUB - LTN
Nonstop1h 10mRyanair
Sun 31/809:55LTN - DUB
Nonstop1h 15mRyanair
Deal found 10/7£40
Thu 28/819:35DUB - STN
Nonstop1h 20mMultiple Airlines
Sun 31/808:15STN - DUB
Nonstop1h 20mMultiple Airlines
Deal found 10/7£49
Sat 15/1121:45DUB - STN
Nonstop1h 20mRyanair
Mon 17/1110:15STN - DUB
Nonstop1h 20mRyanair
Deal found 9/7£58
Tue 4/1110:55DUB - LHR
Nonstop1h 35mBritish Airways
Wed 5/1106:30LHR - DUB
Nonstop1h 25mBritish Airways
Deal found 9/7£76
Thu 7/806:15DUB - LGW
Nonstop1h 30mMultiple Airlines
Tue 26/821:00LGW - DUB
1 stop11h 00mMultiple Airlines
Deal found 9/7£77
Thu 7/817:05DUB - LTN
1 stop4h 55mMultiple Airlines
Mon 11/821:55LTN - DUB
Nonstop1h 15mMultiple Airlines
Deal found 11/7£83
Thu 17/707:40SNN - LHR
Nonstop1h 25mAer Lingus
Mon 21/719:10LHR - SNN
Nonstop1h 25mAer Lingus
Deal found 10/7£93
Sun 31/807:30DUB - LHR
Nonstop1h 35mMultiple Airlines
Wed 10/916:30LHR - DUB
Nonstop1h 25mMultiple Airlines
Deal found 10/7£110
Thu 7/820:30ORK - LHR
Nonstop1h 15mAer Lingus
Sat 9/822:25LHR - ORK
Nonstop1h 20mAer Lingus
Deal found 10/7£113
Wed 6/820:10DUB - LCY
Nonstop1h 30mBritish Airways
Tue 19/820:30LCY - DUB
Nonstop1h 20mBritish Airways
Deal found 9/7£126

Cheapflights Fare Finder

Customise your flight search to find flights from Ireland to Brighton 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 July 2025.
Use the filters below to find and compare flights from Ireland to Brighton that are best for you.

Fly from

Ireland

Fly to

Brighton

Route

Depart

Return

Price

DublinLondon

DUB - STN

DUBSTN

Dublin

Fri 8/8

15:20-16:40

Nonstop1h 20m

London Stansted

Fri 15/8

06:40-08:00

Nonstop1h 20m

£39

DublinLondon

DUB - LGW

DUBLGW

Dublin

Thu 7/8

06:15-07:45

Nonstop1h 30m

London Gatwick

Thu 14/8

08:55-10:20

Nonstop1h 25m

£39

DublinLondon

DUB - LTN

DUBLTN

Dublin

Sun 24/8

08:20-09:30

Nonstop1h 10m

London Luton

Sun 31/8

09:55-11:10

Nonstop1h 15m

£40

DublinLondon

DUB - STN

DUBSTN

Dublin

Thu 28/8

19:35-20:55

Nonstop1h 20m

London Stansted

Sun 31/8

08:15-09:35

Nonstop1h 20m

£49

DublinLondon

DUB - STN

DUBSTN

Dublin

Sat 15/11

21:45-23:05

Nonstop1h 20m

London Stansted

Mon 17/11

10:15-11:35

Nonstop1h 20m

£58

DublinLondon

DUB - LHR

DUBLHR

Dublin

Tue 4/11

10:55-12:30

Nonstop1h 35m

London Heathrow

Wed 5/11

06:30-07:55

Nonstop1h 25m

£76

DublinLondon

DUB - LGW

DUBLGW

Dublin

Thu 7/8

06:15-07:45

Nonstop1h 30m

London Gatwick

Tue 26/8

21:00-08:00

1 stop11h 00m

£77

DublinLondon

DUB - LTN

DUBLTN

Dublin

Thu 7/8

17:05-22:00

1 stop4h 55m

London Luton

Mon 11/8

21:55-23:10

Nonstop1h 15m

£83

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Fri 25/7

21:15-22:40

Nonstop1h 25m

London Heathrow

Tue 29/7

19:10-20:35

Nonstop1h 25m

£93

DublinLondon

DUB - LHR

DUBLHR

Dublin

Sun 31/8

07:30-09:05

Nonstop1h 35m

London Heathrow

Wed 10/9

16:30-17:55

Nonstop1h 25m

£110

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 56 results
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6

Best time to book a flight from Ireland to Brighton

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

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

Currently, January is the cheapest month in which you can book a flight from Ireland to Brighton (average of £112). Flying from Ireland to Brighton in August is currently the most expensive (average of £164). 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 IE to BH9?

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ireland to Brighton as you normally would.

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

Use this chart to determine the cheapest time to fly return from Ireland to Brighton. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Ireland to Brighton flight should consider departing on Wednesday evenings 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.

Weekly flight availability from Ireland to Brighton

Explore weekly flight availability from Ireland to Brighton. 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 11 July 2025.

The most flights from IE0 to BH9 are scheduled on a Thursday (84 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (38 on average).

Reviews of airlines servicing Brighton

Get insights into the airlines that provide service to Brighton. 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 Brighton. Reviews last updated 11 July 2025.
See what other customers who have flown with KLM, Norwegian, andAir France from Ireland to Brighton have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,372 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,372 reviews
KLM
7.8
Good
1,372 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Norwegian
7.8
Good
230 reviews
KLM
7.8
Good
1,372 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Air France
7.5
Good
1,467 reviews
KLM
7.8
Good
1,372 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
SWISS
7.5
Good
1,655 reviews
KLM
7.8
Good
1,372 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Scandinavian Airlines
7.3
Good
1,419 reviews
KLM
7.8
Good
1,372 reviews
Check prices

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Boarding

7.8

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

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

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

    To fly one-way, consider booking your trip with Ryanair, which is currently one of the cheapest options available, starting at £20. Ryanair flights start at £34 while deals on British Airways start at £40 one-way.

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

    The most popular flight routes from Ireland to Brighton are Dublin - London Heathrow, Dublin - London Southend and Dublin - London City.

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

    Consider Air Canada (81%), British Airways (79%) or Aer Lingus (78%) when booking your flight. These represent the most reliable airlines when flying from Ireland to Brighton.

  • What are the cheapest flights from Ireland to Brighton?

    On average you can expect to pay £1,296 for a flight from Ireland to Brighton. The cheapest flight overall is £52 while the most popular route, (Dublin - London Heathrow) is currently priced at £76.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ireland to Brighton (average of £112). Flying from Ireland to Brighton in August is currently the most expensive (average of £164). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ireland to Brighton

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Ireland to Brighton

Discover the top 3 airlines that operate flights from Ireland to Brighton. 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 July 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£26Average£66FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£57Average£133FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£64Average£134FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

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

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 Brighton from Ireland today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Brighton from Ireland.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ireland to Brighton, users can toggle the no change fees filter when performing a flight search.

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