Cheap flights from Ireland to London

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

All the information you need to plan the best null to LON flight in 2021: compare Ireland to London flight prices with the expected peak season, weather and rainfall in London.
How far in advance should I book a flight from Ireland to London?

To save up to 37% on this flight, we recommend booking at least 58 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 £82 1-2 weeks out and tickets from £98 for flights departing within the next 72 hours.

What is the cheapest month to fly from Ireland to London?

The best pricing can be found in the month of March. Prices to London from Ireland average £74. You can even find prices in March for less than £74, as users have found deals to London from as low as £46. The month of December appears to be one of the more expensive times to travel to London from Ireland. Flying in the targeted month can save you up to 9%.

Cheap flights from Ireland to London in April, May 2021

The best prices found for Ireland to LON flights in April, May
22 Apr - 25 Apr
£13pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin
23 Apr - 25 Apr
£14pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin
30 Apr - 2 May
£15pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin

Ireland to London 2021 flight deals

Cheap flights to London from Ireland found for this year
22 Apr - 25 Apr
£13pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin
23 Apr - 25 Apr
£14pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin
30 Apr - 2 May
£15pp
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
23 Apr - 25 Apr
£14pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin
30 Apr - 2 May
£15pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin
25 Apr - 9 May
£16pp
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
23 Apr - 25 Apr
£14pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin
25 Apr - 9 May
£16pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin
23 Apr - 25 Apr
£18pp
DUB
Dublin
Ryanair
Direct
STN
London Stansted
STN
London Stansted
Ryanair
Direct
DUB
Dublin

One-way flights to London from Ireland

The cheapest one-way flights from Ireland to London
04:35 - 05:50
Ryanair
Direct
1h 15m
DUB - STN
Ryanair
£7
mytrip.com
04:40 - 05:55
Ryanair
Direct
1h 15m
DUB - STN
Ryanair
£8
Ryanair
04:15 - 05:25
Ryanair
Direct
1h 10m
DUB - LTN
Ryanair
£9
Seat24

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ireland</span> to <span class="emphasized">London</span> 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.

Which airlines flying from Ireland to London have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Ireland to London that may be offering flexible cancellation policies are Ryanair, Aer Lingus, and British Airways. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Ireland to London for under £72 on Cheapflights?

Yes, there are multiple flights from Ireland to London for under £72. The cheapest flight booked recently is on Ryanair for just £13, but on average you can expect to pay £18.

Are there direct flights from Ireland to London for under £72 on Cheapflights?

Cheapflights has 20 direct flights from Ireland to London under £72. A good price for a direct flight from Ireland to London is less than £19.

Are there last-minute flights available from Ireland to London for under £72?

There are currently 20+ open flights from Ireland to London within the next 7 days for less than £72.

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 Eurowings. Something to consider prior to booking your flight.

What are the most popular routes from Ireland to London?

Most travellers choose Dublin - London Heathrow, Dublin - London Stansted 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 £98, our data indicates the cheapest price to be £28. The most popular route (Dublin - London Heathrow), is priced around £47.

What are the most reliable airlines from Ireland to London?

Consider American Airlines (75%), Qatar Airways (75%) or Aer Lingus (75%) when booking your flight. These represent the most reliable airlines when flying from Ireland to London.

How long does is the flight from Ireland to London?

Airlines like Ryanair fly from Ireland to London in about 1h 10m. 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 £13 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 £7. Users have also found tickets on British Airways for as little as £15.

Departure points for flights from Ireland to London

Select to see more specific information for flights to London from all departure points in Ireland.

Destination information for London

Things to know before you go - useful duration and weather info for your trip from Ireland to London.
Today's exchange rate
£1 = £1.00
Flight duration
1h 18m
Average temperature for April in London
15.0 °C
Avg rainfall for April in London
43.0 mm

Airports servicing

Dublin (DUB)
Galway (GWY)
Knock (NOC)
Cork (ORK)
Shannon (SNN)

Airports servicing London

Gatwick (LGW)
City (LCY)
Stansted (STN)
Luton (LTN)
Southend (SEN)

Top 4 airlines flying from Ireland to London

The chart below displays the airlines Cheapflights users travelling from Ireland to London choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Ryanair
£22 £83 No cancel fee N/A
Search Ryanair flights
Flybe
£57 £88 No cancel fee N/A

We couldn't confirm the COVID-19 safety measures taken by Flybe. Please check directly on their website for additional information.

Search Flybe flights
British Airways
£84 £155 No cancel fee 70%
Search British Airways flights
Aer Lingus
£64 £169 No cancel fee N/A
Search Aer Lingus flights
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