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Cheap flights from Dublin to the United Kingdom from £13

DUB — LHR
21 Sep — 28 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dublin to United Kingdom

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to United Kingdom

Thu 17/920:00 -
Nonstop1h 05m
Sun 20/918:00 -
Nonstop1h 05m
Deal found 17/8£25
Mon 7/919:55 -
Nonstop1h 05m
Tue 15/916:20 -
Nonstop1h 05m
Deal found 17/8£26
Thu 3/907:30 -
Nonstop1h 00m
Sun 6/907:00 -
Nonstop1h 00m
Deal found 18/8£26
Mon 14/919:55 -
Nonstop1h 05m
Fri 25/921:30 -
Nonstop1h 05m
Deal found 19/8£26
Tue 8/910:00 -
Nonstop1h 00m
Wed 9/914:30 -
Nonstop1h 00m
Deal found 21/8£26
Wed 23/916:10 -
Nonstop1h 05m
Mon 28/918:00 -
Nonstop1h 05m
Deal found 18/8£28
Wed 2/907:25 -
Nonstop1h 00m
Sat 5/922:30 -
Nonstop1h 00m
Deal found 18/8£28
Tue 6/1010:25 -
Nonstop1h 05m
Tue 13/1021:40 -
Nonstop1h 10m
Deal found 21/8£29
Thu 3/907:30 -
Nonstop1h 00m
Thu 3/922:10 -
Nonstop1h 00m
Deal found 21/8£29
Wed 7/1010:15 -
Nonstop1h 05m
Mon 12/1021:30 -
Nonstop1h 05m
Deal found 21/8£29
Sat 19/919:40 -
Nonstop0h 55m
Sun 20/906:55 -
Nonstop0h 55m
Deal found 18/8£29
Thu 10/907:30 -
Nonstop1h 00m
Mon 14/906:00 -
Nonstop1h 00m
Deal found 17/8£29

Find flight deals from Dublin to United Kingdom

Round-trip from

£25

One-way from

£13

Popular in

June

Cheapest in

January

Average price

£65

Good round-trip deal

£30 or less

Good one-way deal

£20 or less
Ryanair
  • Ryanair
  • 17/9-20/9
  • Nonstop
  • 2h 10m total
  • Dublin to United Kingdom
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Ryanair
  • Ryanair
  • 20/10
  • Nonstop
  • 1h 05m total
  • Dublin to United Kingdom
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£6 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
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Average for round-trip flights in August 2026
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Price to beat on a round-trip flight from Dublin to United Kingdom.
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Price to beat on a one-way flight from Dublin to United Kingdom.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Dublin to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinBirmingham

DUB Dublin - BHX Birmingham

DUBBHX

Dublin

Wed 16/9

13:25-14:30

Nonstop1h 05m

Birmingham

Sat 19/9

18:00-19:05

Nonstop1h 05m

£26
Fastest return journey

DublinLeeds

DUB Dublin - LBA Leeds/Bradford

DUBLBA

Dublin

Mon 7/9

10:25-11:25

Nonstop1h 00m

Leeds/Bradford

Tue 29/9

14:40-15:40

Nonstop1h 00m

£26

DublinLeeds

DUB Dublin - LBA Leeds/Bradford

DUBLBA

Dublin

Wed 2/9

12:50-13:50

Nonstop1h 00m

Leeds/Bradford

Thu 3/9

22:10-23:10

Nonstop1h 00m

£26

DublinLeeds

DUB Dublin - LBA Leeds/Bradford

DUBLBA

Dublin

Thu 3/9

07:30-08:30

Nonstop1h 00m

Leeds/Bradford

Sun 6/9

07:00-08:00

Nonstop1h 00m

£26

DublinBirmingham

DUB Dublin - BHX Birmingham

DUBBHX

Dublin

Mon 14/9

19:55-21:00

Nonstop1h 05m

Birmingham

Fri 25/9

21:30-22:35

Nonstop1h 05m

£26

DublinLeeds

DUB Dublin - LBA Leeds/Bradford

DUBLBA

Dublin

Tue 8/9

10:00-11:00

Nonstop1h 00m

Leeds/Bradford

Wed 9/9

14:30-15:30

Nonstop1h 00m

£26

DublinLeeds

DUB Dublin - LBA Leeds/Bradford

DUBLBA

Dublin

Thu 3/9

23:35-00:35

Nonstop1h 00m

Leeds/Bradford

Thu 10/9

22:10-23:10

Nonstop1h 00m

£26

DublinLeeds

DUB Dublin - LBA Leeds/Bradford

DUBLBA

Dublin

Thu 10/9

23:35-00:35

Nonstop1h 00m

Leeds/Bradford

Sun 13/9

07:00-08:00

Nonstop1h 00m

£26

DublinBirmingham

DUB Dublin - BHX Birmingham

DUBBHX

Dublin

Fri 11/9

06:45-07:50

Nonstop1h 05m

Birmingham

Sat 12/9

18:00-19:05

Nonstop1h 05m

£28

DublinBirmingham

DUB Dublin - BHX Birmingham

DUBBHX

Dublin

Wed 23/9

16:10-17:15

Nonstop1h 05m

Birmingham

Mon 28/9

18:00-19:05

Nonstop1h 05m

£28

Flights are sorted by cheapest return flights first.

Deals found on 21/8

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

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Dublin with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Dublin to the United Kingdom

What is the cheapest month to book a flight from Dublin to United Kingdom?

Currently, January is the cheapest month in which you can book a flight from Dublin to United Kingdom (average of £67). Flying from Dublin to United Kingdom in July is currently the most expensive (average of £92). 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 DUB to GB?

It’s optimal to fly from Dublin to United Kingdom in the evening. By choosing this option you can save up to 35% on the cost of your flight, compared to a flight in the afternoon.

Weekly flight availability from Dublin to United Kingdom

The most flights from DUB to GB0 are scheduled on a Friday (76 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (43 on average).

How often are flights from Dublin to the United Kingdom delayed?

About 17% of weekly flights between Dublin and United Kingdom have experienced delays in the past year, with the average delay time being 99 minutes.

What is the most punctual flight time for Dublin to the United Kingdom flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Dublin to the United Kingdom flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 16% of flights being delayed.

How far ahead should I book a flight from Dublin to United Kingdom?

Booking 29 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dublin to United Kingdom. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest day to fly from Dublin to United Kingdom?

Travellers seeking maximum savings on their Dublin to United Kingdom flight should consider departing on Thursday at midday when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing United Kingdom

Get a feel of what it's like to fly with Aer Lingus,Ryanair, andBritish Airways from Dublin to the United Kingdom 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
1,717 reviews
Check prices

Entertainment

7.0

Food

6.7

Crew

8.1

Overall

7.3

Boarding

7.5

Comfort

7.2

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
1,717 reviews
Aer Lingus
7.3
Good
1,717 reviews
Check prices

Entertainment

7.0

Food

6.7

Crew

8.1

Overall

7.3

Boarding

7.5

Comfort

7.2

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
5,474 reviews
Aer Lingus
7.3
Good
1,717 reviews
Check prices

Entertainment

7.0

Food

6.7

Crew

8.1

Overall

7.3

Boarding

7.5

Comfort

7.2

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
8,185 reviews
Aer Lingus
7.3
Good
1,717 reviews
Check prices

Entertainment

7.0

Food

6.7

Crew

8.1

Overall

7.3

Boarding

7.5

Comfort

7.2

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

  • What airport do you fly from for flights from Dublin to United Kingdom?

    Located just 5.7 mi from the city center, Dublin (DUB) is the airport most travelers will use when flying to United Kingdom from Dublin.

  • How long is the flight from Dublin to United Kingdom?

    Ryanair can get you from Dublin to United Kingdom in just under 1h 05m. Your travel time will be generally consistent. Airlines will cover a distance of 199 mi. Generally, flights for this route are direct.

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

    The cheapest airline one-way is Ryanair, with whom users have recently found tickets for as low as £12. However, be on the lookout for offers from Ryanair and Aer Lingus, as they are both options that can get you from Dublin to United Kingdom for a low price.

  • What are the most popular routes from Dublin to United Kingdom?

    While some choose either Dublin - London Gatwick or Dublin - London Luton, Dublin - London Heathrow is the most popular route from Dublin to United Kingdom.

  • What are the most reliable airlines from Dublin to United Kingdom?

    The top 3 most reliable airlines when flying from Dublin to United Kingdom are Air Canada (79%), Aer Lingus (72%) and British Airways (71%).

  • What are the cheapest flights from Dublin to United Kingdom?

    While on average a flight from Dublin to United Kingdom is generally £1,452, our data shows the cheapest flight currently is £47. When looking at the most popular route, (Dublin - London Heathrow), you can expect to pay £80 for that flight.

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

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

  • How can I find direct flights from Dublin to United Kingdom?

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

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

    Yes. Cheapflights offers flight deals from Dublin to United Kingdom 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 Dublin to United Kingdom?

    Currently, January is the cheapest month in which you can book a flight from Dublin to United Kingdom (average of £67). Flying from Dublin to United Kingdom in July is currently the most expensive (average of £92). 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

Top 3 airlines flying from Dublin to United Kingdom

AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£28Average£61FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
Aer LingusCheapest£39Average£102FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£72Average£114FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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Deals for Dublin to United Kingdom flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Dublin to United Kingdom.

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Need flexible booking options for your flight to United Kingdom 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 United Kingdom become cheaper?

Yes, Cheapflights offers price alerts on Dublin to United Kingdom flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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