Cheap flights from London to Dublin from $43
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.
Cheapflights Tip: The best prices from London to Dublin are usually found in September or January, booked 30 days in advance, depart on a Tuesday or Saturday and return on a Tuesday
Cheap flight deals from London to Dublin
Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 luglio 2025.
Round-trip from | $69 |
---|---|
One-way from | $43 |
Popular in | December |
Cheapest in | September |
Average price | $130 |
Good round-trip deal | $75 or less |
Good one-way deal | $38 or less |
Find flight deals from London to Dublin
Cheapest flights from London to DublinExplore the most affordable flight options available from London to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 luglio 2025.
Explore the most affordable flight options available from London to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 luglio 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from London 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 647,157 searches. Data last updated 10 luglio 2025.
Use the filters below to find and compare flights from London to Dublin that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonDublin
LGW - DUB
LGWDUB
London Gatwick
mar 12/8
21:35-23:00
Nonstop1h 25m
Dublin
mer 13/8
06:50-08:20
Nonstop1h 30m
LondonDublin
LHR - DUB
LHRDUB
London Heathrow
mar 12/8
06:20-07:45
Nonstop1h 25m
Dublin
mer 13/8
10:50-12:30
Nonstop1h 40m
LondonDublin
LGW - DUB
LGWDUB
London Gatwick
mar 26/8
21:35-23:00
Nonstop1h 25m
LondonDublin
LHR - DUB
LHRDUB
London Heathrow
lun 15/9
06:20-07:45
Nonstop1h 25m
LondonDublin
LGW - DUB
LGWDUB
London Gatwick
mar 23/9
19:50-12:50
1 stop17h 00m
LondonDublin
LHR - DUB
LHRDUB
London Heathrow
mer 12/11
15:15-07:55
1 stop16h 40m
LondonDublin
LHR - DUB
LHRDUB
London Heathrow
mer 20/8
07:35-22:15
1 stop14h 40m
LondonDublin
LGW - DUB
LGWDUB
London Gatwick
dom 14/9
19:40-07:00
1 stop11h 20m
LondonDublin
LHR - DUB
LHRDUB
London Heathrow
mar 22/7
15:50-17:15
Nonstop1h 25m
LondonDublin
LHR - DUB
LHRDUB
London Heathrow
ven 29/8
07:00-19:30
1 stop12h 30m
Best time to book a flight from London to Dublin
Have a flexible travel schedule? Discover the best time to fly to Dublin from London with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London to Dublin
How far ahead should I book a flight from London to Dublin?
Use this chart to determine the optimal time to book a return flight from London to Dublin. Price data was last updated on 27 June 2025.
Booking 27 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Dublin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from London to Dublin?
Currently, February is the cheapest month in which you can book a flight from London to Dublin (average of $1,200). Flying from London to Dublin in December is currently the most expensive (average of $1,912). 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 LON to DUB?
Find hourly flight availability from London 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 10 luglio 2025.
Unlike at midday, when flights are generally more expensive, you can save up to 28% on flights from London to Dublin by exploring options for tickets in the morning.
What is the cheapest day to fly from London to Dublin?
Use this chart to determine the cheapest time to fly return from London to Dublin. Price data was last updated on 6 July 2025.
Travellers seeking maximum savings on their London to Dublin flight should consider departing on Thursday at midday 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 London to Dublin
Explore weekly flight availability from London 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 10 luglio 2025.
The most flights from LON to DUB are scheduled on a Wednesday (93 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (32 on average).
How much does it cost for a return flight from London 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 10 luglio 2025.
Read reviews from past customers who have flown with SWISS, Scandinavian Airlines, andVueling from London to Dublin. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Yvette,Nov 2024
BOS - ZRH
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Yvette,Nov 2024
BOS - ZRH
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Yvette,Nov 2024
BOS - ZRH
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Yvette,Nov 2024
BOS - ZRH
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Yvette,Nov 2024
BOS - ZRH
Overall
Boarding
Entertainment
Crew
Comfort
Food
Reviews
Yvette,Nov 2024
BOS - ZRH
Related info for your journey
Find useful and relevant information for your journey from London to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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.
Alternative routes for London to Dublin
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from London to Dublin
Discover the top 3 airlines that operate flights from London 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 647,157 searches. Data last updated 10 luglio 2025.
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 London 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 London today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from London to Dublin?
Cheapflights helps you find that perfect flight to Dublin from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from London to Dublin with no change fees?
Need flexible booking options for your flight to Dublin from London? 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 London to Dublin become cheaper?
Yes, Cheapflights offers price alerts on London to Dublin 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.