Cheap flights from Ireland to London

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How to find the cheapest flight from
Ireland to London (LON)

How far in advance should I book a flight from Ireland to London?

To save up to 42% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ireland to London from £60 1-2 weeks out and tickets from £74 for flights departing within the next 72 hours.

Cheap flights from Ireland to London in September, October 2020

The best prices found for Ireland to LON flights in September, October
27 Sep - 28 Sep
£19pp
DUB
Dublin
Ryanair
Direct
LTN
London Luton
LTN
London Luton
Ryanair
Direct
DUB
Dublin
30 Sep - 1 Oct
£20pp
DUB
Dublin
Ryanair
Direct
LTN
London Luton
LTN
London Luton
Ryanair
Direct
DUB
Dublin
30 Sep - 1 Oct
£20pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin

Ireland to London 2020 flight deals

Cheap flights to London from Ireland found for this year
27 Sep - 28 Sep
£19pp
DUB
Dublin
Ryanair
Direct
LTN
London Luton
LTN
London Luton
Ryanair
Direct
DUB
Dublin
30 Sep - 1 Oct
£20pp
DUB
Dublin
Ryanair
Direct
LTN
London Luton
LTN
London Luton
Ryanair
Direct
DUB
Dublin
30 Sep - 1 Oct
£20pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin

Direct flights to London from Ireland

Save time with Ireland to London direct flight deals
6 Oct - 12 Oct
£22pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin
12 Oct - 15 Oct
£22pp
DUB
Dublin
Ryanair
Direct
LTN
London Luton
LTN
London Luton
Ryanair
Direct
DUB
Dublin
8 Oct - 18 Oct
£24pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin

Last-minute flights from Ireland to London

Late deals on return flights to London from Ireland, departing today and this week
6 Oct - 12 Oct
£22pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin
7 Oct - 16 Oct
£24pp
ORK
Cork
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
ORK
Cork
2 Oct - 4 Oct
£24pp
DUB
Dublin
Ryanair
Direct
LTN
London Luton
LTN
London Luton
Ryanair
Direct
DUB
Dublin

One-way flights to London from Ireland

The cheapest one-way flights from Ireland to London
02:25 - 03:55
Ryanair
Direct
1h 30m
ORK - STN
Ryanair
£8
mytrip.com
04:15 - 05:30
Ryanair
Direct
1h 15m
DUB - LTN
Ryanair
£9
mytrip.com
04:15 - 05:30
Ryanair
Direct
1h 15m
DUB - LTN
Ryanair
£10
Travelgenio

Related info for your journey

Useful info, stats and facts about Ireland to London flights.

Flight FAQs

From Ireland to London

Are flight prices decreasing from Ireland to London due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Ireland and London for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Ireland to London for under £100 on Cheapflights?

Yes, there are multiple flights from Ireland to London for under £100. The cheapest flight booked recently is on Ryanair for just £22, but on average you can expect to pay £34.

Are there direct flights from Ireland to London for under £100 on Cheapflights?

Cheapflights has 20 direct flights from Ireland to London under £100. A good price for a direct flight from Ireland to London is less than £34.

Are there last-minute flights available from Ireland to London for under £100?

There are currently 20+ open flights from Ireland to London within the next 7 days for less than £100.

What are the most popular airlines that fly from Ireland to London?

The most popular airlines flying from Ireland to London are British Airways, Aer Lingus and Ryanair. Something to consider prior to booking your flight.

What are the most popular routes from Ireland to London?

Most travellers choose Dublin - London Stansted, Dublin - London Gatwick or Dublin - London City when deciding on the best route from Ireland to London.

What are the cheapest flights from Ireland to London?

Looking for the cheapest flight from Ireland to London? While on average our users pay £58, our data indicates the cheapest price to be £18. The most popular route (Dublin - London Stansted), is priced around £18.

How long does is the flight from Ireland to London?

Airlines like Ryanair and British Airways fly from Ireland to London in about 1h 15m. The time it takes to get you to your destination is usually consistent. Generally, flights for this route are direct.

What is the cheapest airline to fly from Ireland to London return?

Our cheapest airline available from Ireland to London is Ryanair. Our recent data shows that you can find tickets from as low as £18 on this airline.

What are the cheapest airlines to fly from Ireland to London one-way?

For one-way options, check prices for Ryanair. According to our data, you can fly for as low as £8. Users have also found tickets on British Airways for as little as £12.

Destination information for London

Things to know before you go. Useful info for your trip from Ireland to London
Today's exchange rate
£1 = £1.00
Flight duration
1h 25m
Average temperature for September in London
20.0 °C
Avg rainfall for September in London
49.0 mm

Airports servicing

Castlebar (CLB)
Dublin (DUB)
Knock (NOC)
Cork (ORK)
Shannon (SNN)

Airports servicing London

Heathrow (LHR)
Luton (LTN)
Stansted (STN)
City (LCY)
Southend (SEN)
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