How does KAYAK find such low prices on flights from London to Ireland?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London to Ireland. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Ireland?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from London to Ireland is likely to change within 7 days, so travellers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from London to Ireland?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from London to Ireland with an airline and back with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Ireland?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from London to Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

€635 CHEAP FLIGHTS from London to Ireland

Search hundreds of travel sites at once for deals on flights to Ireland

...and more

In the last 7 days, travellers have searched 41,299,237 times on KAYAK, and here's why:

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Best Ireland Flight Deals from London

Cheapest return prices found by our users on KAYAK in the last 72 hours

One-wayReturn

Dublin1 stop€635

Low season	April
High season	May
Cheapest flight	€635

Best time to beat the crowds (30% less expensive on average)

Most popular time to fly and prices are also 6% lower on average.

Flight from London to Dublin

How does KAYAK find such low prices on flights from London to Ireland?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London to Ireland.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Ireland?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from London to Ireland is likely to change within 7 days, so travellers know whether to wait or book now.
What is the Hacker Fare option on flights from London to Ireland?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from London to Ireland with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Ireland?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from London to Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

High season is considered to be July, August and September. The cheapest month to fly from London is April.

Book cheap flights from London to Ireland

Recent return flight deals

4/2Tue

1 stop

10h 45mYXU-DUB

11/2Tue

2 stops

26h 25mDUB-YXU

€635

5/2Wed

2 stops

20h 05mYXU-DUB

12/2Wed

1 stop

16h 20mDUB-YXU

€647

4/2Tue

2 stops

20h 50mYXU-DUB

11/2Tue

2 stops

26h 25mDUB-YXU

€656

4/2Tue

2 stops

20h 50mYXU-DUB

11/2Tue

2 stops

26h 25mDUB-YXU

€657

5/2Wed

2 stops

16h 05mYXU-DUB

12/2Wed

2 stops

20h 20mDUB-YXU

€662

14/2Fri

2 stopsLufthansa

20h 35mYXU-DUB

17/2Mon

2 stopsLufthansa

31h 20mDUB-YXU

€768

5/2Wed

3 stopsUnited Airlines

16h 05mYXU-DUB

12/2Wed

2 stopsUnited Airlines

16h 20mDUB-YXU

€866

4/2Tue

3 stopsUnited Airlines

16h 05mYXU-DUB

11/2Tue

2 stopsUnited Airlines

16h 20mDUB-YXU

€876

9/1Thu

2 stopsAir Canada

13h 50mYXU-DUB

29/1Wed

3 stopsAir Canada

29h 35mDUB-YXU

€1,091

7/2Fri

2 stopsAir Canada

22h 40mYXU-DUB

10/2Mon

2 stopsAir Canada

13h 15mDUB-YXU

€1,273

Recent one-way flight deals

4/2Tue

2 stopsWestJet

38h 40mYXU-DUB

€770

Everything you need to know for your flight from London to Ireland

Information on your arrival and departure airports

London (YXU)

€635 Find Cheap Flights from London to Ireland

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight from London to Ireland departing on 4/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

Search hundreds of travel sites at once for deals on flights to Ireland

Best Ireland Flight Deals from London

Good to know

Low season

High season

Cheapest flight

FAQs - booking Ireland flights

How does KAYAK find such low prices on flights from London to Ireland?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London to Ireland?

What is the Hacker Fare option on flights from London to Ireland?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London to Ireland?

Top tips for finding cheap flights to Ireland

Book cheap flights from London to Ireland

Recent return flight deals

Search by stops

Search by airline

Search by price

Recent one-way flight deals

Search by stops

Search by airline

Search by price

Everything you need to know for your flight from London to Ireland

Information on your arrival and departure airports

Cabin class types available on flights to Ireland

Cabin classes available on flights to Ireland. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Complete your trip to Ireland with a hotel stay or car hire

Flights to other popular destinations

The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability are not guaranteed.

Flights from other airports in London to Ireland

Flights from all airports in London to Ireland. Prices are the lowest found on KAYAK over the last 7 days. Price and availability are not guaranteed.

Flights to popular cities in Ireland