Cheap flights from London to Dublin from C$ 34
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 24/9. 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 Monday and return on a Wednesday
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 3 July 2025.
Round-trip from | C$ 59 |
---|---|
One-way from | C$ 34 |
Popular in | December |
Cheapest in | September |
Average price | C$ 116 |
Good round-trip deal | C$ 58 or less |
Good one-way deal | C$ 23 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 3 July 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 3 July 2025.
Cheapflights Fare Finder
Customize 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 629,999 searches. Data last updated 3 July 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
Sat 2/8
9:30 p.m.-10:55 p.m.
Nonstop1h 25m
Dublin
Thu 7/8
6:15 a.m.-7:45 a.m.
Nonstop1h 30m
LondonDublin
LHR - DUB
LHRDUB
London Heathrow
Mon 8/9
4:35 p.m.-6:00 p.m.
Nonstop1h 25m
Dublin
Wed 10/9
10:50 a.m.-12:30 p.m.
Nonstop1h 40m
LondonDublin
LGW - DUB
LGWDUB
London Gatwick
Wed 24/9
10:00 p.m.-11:25 p.m.
Nonstop1h 25m
LondonDublin
LHR - DUB
LHRDUB
London Heathrow
Sat 20/9
5:55 p.m.-7:20 p.m.
Nonstop1h 25m
LondonDublin
LGW - DUB
LGWDUB
London Gatwick
Wed 10/9
7:50 p.m.-7:35 a.m.
1 stop11h 45m
LondonDublin
LHR - DUB
LHRDUB
London Heathrow
Thu 28/8
3:05 p.m.-7:25 a.m.
1 stop16h 20m
LondonDublin
LHR - DUB
LHRDUB
London Heathrow
Tue 22/7
3:50 p.m.-5:15 p.m.
Nonstop1h 25m
LondonDublin
LGW - DUB
LGWDUB
London Gatwick
Tue 9/9
8:20 p.m.-10:55 a.m.
2 stops14h 35m
LondonDublin
LHR - DUB
LHRDUB
London Heathrow
Thu 14/8
8:45 p.m.-12:10 a.m.
1 stop3h 25m
LondonDublin
LHR - DUB
LHRDUB
London Heathrow
Tue 12/8
9:05 p.m.-10:55 a.m.
1 stop13h 50m
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 round-trip 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, January is the cheapest month in which you can book a flight from London to Dublin (average of C$ 458). Flying from London to Dublin in December is currently the most expensive (average of C$ 760). 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 3 July 2025.
It’s optimal to fly from London to Dublin in the evening. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from London to Dublin?
Use this chart to determine the cheapest time to fly round-trip from London to Dublin. Price data was last updated on 5 May 2025.
Travelers seeking maximum savings on their London to Dublin flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday at noon 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 3 July 2025.
The most flights from LON to DUB are scheduled on a Thursday (103 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 to fly round-trip 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 3 July 2025.
Get a feel of what it's like to fly with Scandinavian Airlines,Vueling, andAer Lingus from London to Dublin by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Food
Crew
Comfort
Entertainment
Overall
Reviews
Anonymous,May 2025
ATL - CPH
Boarding
Food
Crew
Comfort
Entertainment
Overall
Reviews
Anonymous,May 2025
ATL - CPH
Boarding
Food
Crew
Comfort
Entertainment
Overall
Reviews
Anonymous,May 2025
ATL - CPH
Boarding
Food
Crew
Comfort
Entertainment
Overall
Reviews
Anonymous,May 2025
ATL - CPH
Boarding
Food
Crew
Comfort
Entertainment
Overall
Reviews
Anonymous,May 2025
ATL - CPH
Boarding
Food
Crew
Comfort
Entertainment
Overall
Reviews
Anonymous,May 2025
ATL - CPH
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.
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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 629,999 searches. Data last updated 3 July 2025.
Fly with Cheapflights
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How does Cheapflights help users find flights from London to Dublin?
When you search for this flight from London to Dublin, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from London to Dublin?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Dublin for you. Better yet — we are completely free to use.
Can Cheapflights find flights from London to Dublin with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Dublin flexibly with Cheapflights today.
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.