Flights from London to Dublin
See the lowest recent fare, then compare every option and book with our partner Aviasales.
Lowest one-way fare
£15
Departing Sat, Dec 5, 2026
See flights on Dec 5Prices last checked Nov 5, 2026
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Cheapest days to fly London to Dublin
The lowest one-way fare found for each day over the next few months.
Cheapest dates found
November 2026
From £15December 2026
From £15January 2027
From £16Good to know: London to Dublin
Nonstop flights, stops and airlines on the cheapest fares we found.
- Nonstop flightsFrom £15Ryanair · London Luton to Dublin · 1h 20m
- Stops on the cheapest faresMostly nonstopOf the 25 cheapest fares: 25 nonstop.
- Airlines on the cheapest faresRyanairFares with stops may combine airlines.
- Airports usedStansted, London Luton and London GatwickWhere the cheapest fares from London leave from, most common first.
Based on the 25 cheapest one-way fares in recent searches, checked Nov 5, 2026.
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Frequently asked questions
How much do flights from London to Dublin cost?
One-way fares start from £15, based on recent searches checked on Nov 5, 2026. Prices change often, so confirm the final fare on our partner's site before booking.
What is the cheapest date to fly from London to Dublin?
The lowest recent one-way fare we found departs on Sat, Dec 5, 2026. Try nearby dates too, since fares can differ by the day.
What is the cheapest month to fly from London to Dublin?
Of the next 3 months, November has the lowest fare we've seen: £15 on Tue, Nov 24, 2026. For comparison, December from £15 and January from £16.
Are there direct flights from London to Dublin?
Yes. The cheapest nonstop fare we found was £15 with Ryanair, from London Luton Airport to Dublin Airport, a flight of about 1h 20m.
Which airlines fly from London to Dublin?
The cheapest fares we found were on Ryanair. Fares with stops may combine more than one airline, so check each flight before you book.
Do you sell plane tickets?
No. We compare fares and send you to our travel partner Aviasales, where you choose a booking option and pay. Changes, refunds and support are handled by the airline or agency you book with.