Question 1

How many flights depart from Ireland to United Kingdom on average per week?

Accepted Answer

The number of flights available between Ireland and United Kingdom is 1,141 per week as of July 2025. The most frequent departure day is Fri, with 18% of weekly flights leaving on this day.

Question 2

What is the cheapest month to fly to United Kingdom?

Accepted Answer

The month of January is, on average, the cheapest month to fly to United Kingdom from Ireland, with most prices found around €62. The month of November is another great option to travel to United Kingdom, with average flight prices from Ireland averaging around €74.

Question 3

Which airlines fly to United Kingdom?

Accepted Answer

Aer Lingus, British Airways and Ryanair are the top three most popular airlines that fly to United Kingdom from Ireland according to our data. Aer Lingus is the first choice among our users, with 79% of people opting to fly with this airline when travelling to United Kingdom. Keep in mind that there are 3 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

Question 4

What is the cheapest Ireland to United Kingdom flight route?

Accepted Answer

Fly from Dublin to Manchester for the best Ireland - United Kingdom flight prices

Question 5

How far in advance should I book a flight to United Kingdom?

Accepted Answer

You are more likely to see cheaper flights to United Kingdom from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around €136 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Ireland for as low as €91 on momondo.

Question 6

What is the cheapest day to depart on your flight to United Kingdom?

Accepted Answer

The cheapest day to depart on your flight to United Kingdom is on a Friday when prices can be found for as low as €295. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Ireland because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €654.

Question 7

How long is the flight from Ireland to United Kingdom?

Accepted Answer

Flight times vary depending on what airport in Ireland you fly out of and what airport in United Kingdom you fly into. For example, flying from Cork to London Heathrow Airport takes 1h 15m on average. On the other hand, flying from Dublin to London Heathrow Airport takes 1h 20m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

Question 8

How many flights depart from Ireland to United Kingdom on average per day?

Accepted Answer

163 flights are operational daily from Ireland to United Kingdom as of July 2025. The most popular departure time for this route is 07:00, with 48% of flights per day taking off at midday.

Question 9

What cabin class options are available on Ireland to United Kingdom flights?

Accepted Answer

There are 3 cabin classes available to choose from on Ireland to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 10

Can stopping save me money on Ireland to United Kingdom flights?

Accepted Answer

No. A direct flight is the cheapest option for a flight between Ireland to United Kingdom.

Question 11

What is the cheapest time of day to depart on your flight to United Kingdom?

Accepted Answer

Flying to United Kingdom from Ireland in the evening is the least expensive time of day to depart. momondo users have found prices as low as €168 when looking at flights departing in the evening. In the afternoon is when there is more demand to fly to United Kingdom, so prices are often more expensive at around €763 per ticket.

Question 12

What is the cheapest airline that flies from Ireland to United Kingdom?

Accepted Answer

Ryanair and Aer Lingus are the most popular carriers operating from Ireland to United Kingdom

Question 13

When did momondo last update prices for flights from Ireland to United Kingdom?

Accepted Answer

Prices for flights from Ireland to United Kingdom refresh daily.

Question 14

How many operators does momondo search for flights from Ireland to United Kingdom?

Accepted Answer

As of July 2025, there are 3 operators available to choose from for flights from Ireland to United Kingdom.

Question 15

How old do you have to be to fly from Ireland to United Kingdom?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to United Kingdom.

Question 16

What documentation or ID do you need to fly to United Kingdom?

Accepted Answer

The travel and health documents required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best price found	€16
Fastest flight time	0h 55m
Direct flights	Every day
Airports in United Kingdom	5 airports

Airline	Rating	Free Cancellation	Price
Ryanair	PriceFrom €34	Free Cancellation	Rating 6.1 106 reviews	Search Ryanair flights
Aer Lingus	PriceFrom €46	Free Cancellation	Rating 7.1 1,170 reviews	Search Aer Lingus flights
British Airways	PriceFrom €71	Free Cancellation	Rating 6.6 7,151 reviews	Search British Airways flights

Cheap flights from Ireland to the United Kingdom from €16

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to the United Kingdom departing on 23/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Ryanair flights from Ireland to United Kingdom

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How to get the cheapest flight ticket from Ireland to United Kingdom

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United Kingdom?

The month of January is, on average, the cheapest month to fly to United Kingdom from Ireland, with most prices found around €62. The month of November is another great option to travel to United Kingdom, with average flight prices from Ireland averaging around €74.

What is the cheapest day to depart on your flight to United Kingdom?

What is the cheapest time of day to depart on your flight to United Kingdom?

What is the cheapest Ireland to United Kingdom flight route?

Fly from Dublin to Manchester for the best Ireland - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

What cabin class options are available on Ireland to United Kingdom flights?

There are 3 cabin classes available to choose from on Ireland to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ireland to United Kingdom flights?

No. A direct flight is the cheapest option for a flight between Ireland to United Kingdom.

What is the cheapest airline that flies from Ireland to United Kingdom?

Ryanair and Aer Lingus are the most popular carriers operating from Ireland to United Kingdom

Which airlines fly to United Kingdom?

How many flights depart from Ireland to United Kingdom on average per day?

163 flights are operational daily from Ireland to United Kingdom as of July 2025. The most popular departure time for this route is 07:00, with 48% of flights per day taking off at midday.

How many flights depart from Ireland to United Kingdom on average per week?

The number of flights available between Ireland and United Kingdom is 1,141 per week as of July 2025. The most frequent departure day is Fri, with 18% of weekly flights leaving on this day.

How long is the flight from Ireland to United Kingdom?

Cheap Ireland to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to United Kingdom

Best price found

Fastest flight time

Direct flights

Airports in United Kingdom

When did momondo last update prices for flights from Ireland to United Kingdom?

How many operators does momondo search for flights from Ireland to United Kingdom?

How old do you have to be to fly from Ireland to United Kingdom?

What documentation or ID do you need to fly to United Kingdom?

What is the most popular plane model from Ireland to United Kingdom?

Best airlines flying from Ireland to United Kingdom

Compare and see reviews for airlines that fly from Ireland to United Kingdom with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to United Kingdom?

Can I find flights from Ireland to United Kingdom with flexible booking policies on momondo?

How can momondo help me find flights from Ireland to United Kingdom?

I’m not ready to book a flight from Ireland to United Kingdom right now. Can momondo alert me if prices change?

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