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Cheap flights from Dublin to Brighton from £18

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — LHR
11 Sep — 18 Sep1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Dublin to Brighton are usually found in January or May, booked 28 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Dublin to Brighton

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to Brighton
Explore the most affordable flight options available from Dublin to Brighton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 August 2026.

Thu 10/911:20 -
Nonstop1h 15m
Fri 25/917:10 -
Nonstop1h 20m
Deal found 11/8£39
Thu 10/922:00 -
Nonstop1h 20m
Wed 23/920:00 -
Nonstop1h 20m
Deal found 11/8£39
Fri 18/906:50 -
Nonstop1h 30m
Mon 21/908:40 -
Nonstop1h 25m
Deal found 10/8£39
Tue 25/808:00 -
Nonstop1h 15m
Sun 30/809:00 -
Nonstop1h 20m
Deal found 6/8£40
Tue 25/822:00 -
Nonstop1h 20m
Sun 30/806:35 -
Nonstop1h 20m
Deal found 7/8£40
Thu 3/916:55 -
Nonstop1h 30m
Thu 10/921:30 -
Nonstop1h 25m
Deal found 6/8£40
Thu 3/920:00 -
Nonstop1h 15m
Sun 6/909:00 -
Nonstop1h 20m
Deal found 10/8£41
Thu 3/1206:30 -
Nonstop1h 20m
Sat 5/1215:30 -
Nonstop1h 20m
Deal found 10/8£41
Tue 8/918:35 -
Nonstop1h 30m
Thu 10/917:30 -
Nonstop1h 25m
Deal found 11/8£41
Sun 1/1106:20 -
Nonstop1h 20m
Tue 3/1118:50 -
Nonstop1h 20m
Deal found 11/8£41
Thu 19/1119:35 -
Nonstop1h 25m
Mon 23/1114:50 -
Nonstop1h 20m
Deal found 11/8£41
Fri 11/908:15 -
Nonstop1h 15m
Fri 25/917:10 -
Nonstop1h 20m
Deal found 11/8£42

Find flight deals from Dublin to Brighton

Keep the following information in mind while searching for Dublin to Brighton flight deals. Data was last updated 12 August 2026.

Round-trip from

£39

One-way from

£18

Popular in

June

Cheapest in

January

Average price

£71
Ryanair
  • Ryanair
  • 11/9-11/9
  • Nonstop
  • 2h 35m total
  • Dublin to Brighton
Search Deals
Ryanair
  • Ryanair
  • 26/8
  • Nonstop
  • 1h 15m total
  • Dublin to Brighton
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£6 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 August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Dublin 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 12 August 2026.
Use the filters below to find and compare flights from Dublin to Brighton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

DublinLondon

DUB Dublin - LTN London Luton

DUBLTN

Dublin

Thu 10/9

11:20-12:35

Nonstop1h 15m

London Luton

Fri 25/9

17:10-18:30

Nonstop1h 20m

£39

DublinLondon

DUB Dublin - LGW London Gatwick

DUBLGW

Dublin

Wed 26/8

06:50-08:20

Nonstop1h 30m

London Gatwick

Tue 1/9

21:35-23:00

Nonstop1h 25m

£39

DublinLondon

DUB Dublin - LTN London Luton

DUBLTN

Dublin

Fri 16/10

08:15-09:30

Nonstop1h 15m

London Luton

Sat 17/10

14:25-15:45

Nonstop1h 20m

£40

DublinLondon

DUB Dublin - LTN London Luton

DUBLTN

Dublin

Sat 12/9

23:15-00:30

Nonstop1h 15m

London Luton

Sun 13/9

11:00-12:20

Nonstop1h 20m

£40

DublinLondon

DUB Dublin - LTN London Luton

DUBLTN

Dublin

Fri 18/9

22:10-23:25

Nonstop1h 15m

London Luton

Mon 21/9

08:15-09:35

Nonstop1h 20m

£41

DublinLondon

DUB Dublin - LGW London Gatwick

DUBLGW

Dublin

Fri 16/10

19:55-21:25

Nonstop1h 30m

London Gatwick

Sat 17/10

21:30-22:55

Nonstop1h 25m

£41

DublinLondon

DUB Dublin - LTN London Luton

DUBLTN

Dublin

Tue 1/9

08:00-09:15

Nonstop1h 15m

London Luton

Tue 8/9

09:40-11:00

Nonstop1h 20m

£41

DublinLondon

DUB Dublin - LTN London Luton

DUBLTN

Dublin

Sat 12/9

16:10-17:25

Nonstop1h 15m

London Luton

Sat 12/9

21:25-22:45

Nonstop1h 20m

£41

DublinLondon

DUB Dublin - LTN London Luton

DUBLTN

Dublin

Thu 26/11

19:50-21:05

Nonstop1h 15m

London Luton

Thu 3/12

06:15-07:35

Nonstop1h 20m

£41

DublinLondon

DUB Dublin - STN London Stansted

DUBSTN

Dublin

Sun 1/11

06:20-07:40

Nonstop1h 20m

London Stansted

Tue 3/11

07:15-08:35

Nonstop1h 20m

£41

Flights are sorted by cheapest return flights first.

Deals found on 11/8

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Dublin to Brighton

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

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

Find hourly flight availability from Dublin 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 12 August 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 51% on flights from Dublin to Brighton by exploring options for tickets in the evening.

Weekly flight availability from Dublin to Brighton

Explore weekly flight availability from Dublin 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 12 August 2026.

The most flights from DUB to BH9 are scheduled on a Monday (79 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (40 on average).

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

Airfare is below average for this route at the moment.
Dublin to Brighton flights typically cost between £46 and £144 in September.
The cheapest return price found within the last 5 days was £39 on Ryanair (10 Sept–25 Sept).

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

Use this chart to determine the cheapest time to fly return from Dublin to Brighton. Price data was last updated on 8 August 2026.

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

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 12 August 2026.
Get a feel of what it's like to fly with Aer Lingus,Ryanair, andBritish Airways from Dublin to Brighton by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.3
Good
1,695 reviews
Check prices

Crew

8.1

Comfort

7.2

Entertainment

7.0

Overall

7.3

Boarding

7.5

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2026

DUB - BCN

Would have been nice to have a plane that was equipped with a screen to watch a movie enroute to Barcelona, but all good. Flight and crew was excellent. Much appreciated the updates from captain and Kayak about the flight delay due the weather. It’s nice to be kept informed. Will Aer Lingus for future flights, and definitely through Kayak
Aer Lingus
7.3
Good
1,695 reviews
Aer Lingus
7.3
Good
1,695 reviews
Check prices

Crew

8.1

Comfort

7.2

Entertainment

7.0

Overall

7.3

Boarding

7.5

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2026

DUB - BCN

Would have been nice to have a plane that was equipped with a screen to watch a movie enroute to Barcelona, but all good. Flight and crew was excellent. Much appreciated the updates from captain and Kayak about the flight delay due the weather. It’s nice to be kept informed. Will Aer Lingus for future flights, and definitely through Kayak
Ryanair
6.9
Okay
5,462 reviews
Aer Lingus
7.3
Good
1,695 reviews
Check prices

Crew

8.1

Comfort

7.2

Entertainment

7.0

Overall

7.3

Boarding

7.5

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2026

DUB - BCN

Would have been nice to have a plane that was equipped with a screen to watch a movie enroute to Barcelona, but all good. Flight and crew was excellent. Much appreciated the updates from captain and Kayak about the flight delay due the weather. It’s nice to be kept informed. Will Aer Lingus for future flights, and definitely through Kayak
British Airways
6.7
Okay
8,159 reviews
Aer Lingus
7.3
Good
1,695 reviews
Check prices

Crew

8.1

Comfort

7.2

Entertainment

7.0

Overall

7.3

Boarding

7.5

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2026

DUB - BCN

Would have been nice to have a plane that was equipped with a screen to watch a movie enroute to Barcelona, but all good. Flight and crew was excellent. Much appreciated the updates from captain and Kayak about the flight delay due the weather. It’s nice to be kept informed. Will Aer Lingus for future flights, and definitely through Kayak

Related info for your journey

Find useful and relevant information for your journey from Dublin to Brighton. 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 from for flights from Dublin to Brighton?

    Located just 5.7 mi from the city center, Dublin is the airport most travelers will use when flying to Brighton from Dublin. Booking flights from Dublin (DUB) to Brighton should be relatively easy as there are 72 daily outbound flights to Brighton from 3 different airlines.

  • How long is the flight from Dublin to Brighton?

    For as low as £39, Ryanair can have you in Brighton from Dublin in 1h 15m. The distance from Dublin to Brighton is about 269 mi. Most flights are nonstop.

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

    The cheapest airline one-way is Ryanair, with whom users have recently found tickets for as low as £13. However, be on the lookout for offers from Ryanair and British Airways, as they are both options that can get you from Dublin to Brighton for a low price.

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

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

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

    No one likes to see their flight delayed. When booking a flight from Dublin to Brighton consider choosing Air Canada (76%), Aer Lingus (68%) or British Airways (67%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Dublin to Brighton?

    While on average a flight from Dublin to Brighton is generally £1,513, our data shows the cheapest flight currently is £50. When looking at the most popular route, (Dublin - London Gatwick), you can expect to pay £27 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dublin 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Dublin to Brighton

Discover the top 3 airlines that operate flights from Dublin 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 12 August 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£29Average£77FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
British AirwaysCheapest£73Average£143FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£95Average£146FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Dublin to Brighton 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 Dublin 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 Dublin.

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

Need flexible booking options for your flight to Brighton from Dublin? 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 Dublin to Brighton become cheaper?

Of course! You can now track prices for flights from Dublin to Brighton and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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