Our cheapest offers for flights from London to Dublin

Here you can compare cheap flights from London (LON) to Dublin (DUB) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Dublin. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
Best option London Dublin	Outbound 21/02/26 direct FR0271 01h 20min	Return 22/02/26 direct FR0030 01h 20min	Ryanair		£31
London Dublin Please note: transfer for connecting flight	Outbound 31/03/26 1 Stopover (EDI) RK1273, FR0809 11h 05min	Return 21/04/26 1 Stopover (KIR) FR5306, FR0702 24h 50min	Ryanair UK, Ryanair		£79
London Dublin	Outbound 21/02/26 direct BA0824 01h 25min	Return 22/02/26 direct EI0152 01h 25min	British Airways		£174
London Dublin	Outbound 31/03/26 direct FR0287 01h 20min	Return 21/04/26 direct FR0204 01h 20min	Ryanair		£34
London Dublin	Outbound 31/03/26 direct FR0205 01h 20min	Return 21/04/26 direct FR0204 01h 20min	Ryanair		£36
London Dublin	Outbound 31/03/26 direct FR0287 01h 20min	Return 21/04/26 direct FR0204 01h 20min	Ryanair	?	£39
London Dublin	Outbound 20/02/26 direct FR0291 01h 20min	Return 22/02/26 direct FR0030 01h 20min	Ryanair		£41
London Dublin	Outbound 21/02/26 direct FR0271 01h 20min	Return 22/02/26 direct FR0294 01h 20min	Ryanair		£48
London Dublin	Outbound 25/05/26 direct FR0331 01h 20min	Return 07/06/26 direct FR0332 01h 15min	Ryanair		£62
London Dublin	Outbound 31/03/26 direct BA0824 01h 25min	Return 21/04/26 direct BA0835 01h 15min	British Airways		£75

Tips and tricks to help you find cheap flights from London to Dublin

Useful information about the flight from London to Dublin

Visit exciting Dublin

Dublin is an exciting city with something to keep every visitor happy. There's a fantastic mix of old-fashioned pubs, trendy eateries, vibrant night life and historical attractions. No matter what time of year you decide to visit there is always plenty to do and see here.

Best of Dublin

The wonderful city of Dublin has a climate in line with north western Europe, cool summers and mild winters. The sunniest months are usually between May to July while October can be a little on the wet side. To get the feel of what the city is all about, plan your visit to coincide with St Patrick's Day on March 17th. There's also the option of the Dublin Theatre Festival and the Dublin Fringe Festival which take place during September.

Before you leave for Dublin

The time zone in Dublin is the same as the UK so there's no need to change your watch. It's considered to be quite an expensive city, although still cheaper than London. Meals can cost about 10 € while admission to National Museums is usually free. On arrival, to get familiar with the city, head to the main tourist office which can be found in St Andrew's Church. Before you visit, plan ahead by making a list of Dublin's top attractions such as Malahide Castle, Strongbow's Tomb at Christchurch Cathedral or the Guinness Storehouse.

Local Dublin facts

Dublin Airport is located approximately six miles north of the city centre. Aircoach is an express bus service that leaves the airport every fifteen minutes costing 9 Euros for a single journey or 15 Euros return. The journey time is around 30 minutes so not long. Aircoach also serves Cork and Belfast. Alternatively, the Airlink 747 bus service goes from the airport to Dublin Connolly Railway Station and Heuston Railway Station. The cost is approx 6 € or for a return around 10 €. Expect to pay roughly 45 € per person for bed and breakfast accommodation and about 80 € per person per night for a three star hotel. Beds in shared rooms are approximately 12 €. Most of the city centre can be explored on foot. However, Dublin has an extensive bus and tram transport system, single tickets usually cost 2.20 €, with lower fares for one to three stops at only 1.50 €. Rechargeable Leap cards for buses and trains will save you 10-18% on fares. Taxi fares are a little higher than in London, between 6 and 10 € to get around the city centre.

Important flight information

Flight information: London - Dublin

Outbound and return from	£30.97
Flight duration	min. 01:15 / max. 01:30
Return flight duration	min. 01:15/ max. 01:45
Distance	466 km
Flights per week	273
Departure airport	Airport London (LCY, LGW, LHR, LTN, STN, SEN) (LON)
Arrival airport	Airport Dublin (DUB)
Destination country	Flights to Ireland

Alternative routes to Ireland

Alternative flights to Dublin

Flight Birmingham - Dublin from £33
Flight Edinburgh - Dublin from £43
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Flight London Heathrow - Dublin from £75
Flight London Stansted - Dublin from £31
Flight Aberdeen - Dublin from £114
Flight Bristol - Dublin from £40
Flight East Midlands - Dublin from £47
Flight Liverpool - Dublin from £30
Flight London Luton - Dublin from £44

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Flights from London to Dublin