What is the cheapest airline that flies from London to Dublin?

Ryanair is the most popular carrier operating from London to Dublin

How many flights depart from London to Dublin on average per day?

63 flights are operational daily from London to Dublin as of July 2025. The most popular departure time for this route is 08:00, with 39% of flights per day taking off in the afternoon.

How many flights depart from London to Dublin on average per week?

The number of flights available between London and Dublin is 443 per week as of July 2025. The most frequent departure day is Fri, with 21% of weekly flights leaving on this day.

When did momondo last update prices for flights from London to Dublin Airport?

Prices for flights from London to Dublin Airport are updated daily.

How many operators does momondo search for flights from London to Dublin Airport?

As of July 2025, there are 2 operators available to choose from for flights from London to Dublin Airport.

How old do you have to be to fly from London to Dublin Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Dublin Airport.

What documentation or ID do you need to fly to Dublin Airport?

The travel and health documents you'll need for your trip to Dublin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Dublin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

€17 Cheap Flights from London to Dublin in 2025

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Find the cheapest flights from London to Dublin

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One-way

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Cheap return flights

11:15 - 12:35STN-DUB

1h 20mdirect

20:50 - 22:10DUB-STN

1h 20mdirect

€33Ryanair

Find Deal

Tue, 12 Aug - Tue, 19 Aug

06:55 - 08:15STN-DUB

1h 20mdirect

23:00 - 00:20DUB-STN

1h 20mdirect

€33Ryanair

Find Deal

Thu, 21 Aug - Sun, 24 Aug

22:35 - 23:55STN-DUB

1h 20mdirect

20:50 - 22:10DUB-STN

1h 20mdirect

€36Ryanair

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Tue, 12 Aug - Tue, 19 Aug

21:50 - 23:05LTN-DUB

1h 15mdirect

07:00 - 08:10DUB-LTN

1h 10mdirect

€37Ryanair

Find Deal

Tue, 12 Aug - Thu, 14 Aug

17:50 - 19:10STN-DUB

1h 20mdirect

21:05 - 22:25DUB-STN

1h 20mdirect

€52

Find Deal

Thu, 9 Oct - Fri, 17 Oct

13:05 - 14:30LGW-DUB

1h 25mdirect

08:55 - 16:20DUB-LGW

7h 25m1 stop

€83

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Wed, 8 Oct - Wed, 15 Oct

16:30 - 18:00LHR-DUB

1h 30mdirect

10:25 - 12:00DUB-LHR

1h 35mdirect

€86British Airways

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Thu, 18 Sep - Tue, 23 Sep

16:30 - 18:00LHR-DUB

1h 30mdirect

11:00 - 12:30DUB-LHR

1h 30mdirect

€87British Airways

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Thu, 11 Sep - Thu, 18 Sep

11:25 - 12:45LCY-DUB

1h 20mdirect

20:05 - 21:30DUB-LCY

1h 25mdirect

€180Aer Lingus

Find Deal

Sat, 8 Nov - Sun, 9 Nov

09:10 - 10:30LCY-DUB

1h 20mdirect

09:15 - 10:45DUB-LCY

1h 30mdirect

€186Aer Lingus

Find Deal

Thu, 11 Dec - Sat, 13 Dec

Ryanair flights from London to Dublin

Our best Ryanair deals on London to Dublin flight tickets

Ryanair

12 Aug

STN11:15London Stansted

1h 20m

DUB12:35Dublin

19 Aug

DUB20:50Dublin

1h 20m

STN22:10London Stansted

€33

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Ryanair

21 Aug

STN06:55London Stansted

1h 20m

DUB08:15Dublin

24 Aug

DUB23:00Dublin

1h 20m

STN00:20London Stansted

€33

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Ryanair

12 Aug

STN22:35London Stansted

1h 20m

DUB23:55Dublin

19 Aug

DUB20:50Dublin

1h 20m

STN22:10London Stansted

€36

Find similar

Aer Lingus flights from London to Dublin

Our best Aer Lingus deals on London to Dublin flight tickets

Aer Lingus

22 Jul

LHR16:50London Heathrow

1h 25m

DUB18:15Dublin

24 Jul

DUB06:30Dublin

1h 30m

LHR08:00London Heathrow

€157

Find similar

Aer Lingus

21 Jul

LHR21:10London Heathrow

1h 20m

DUB22:30Dublin

27 Jul

DUB06:30Dublin

1h 30m

LHR08:00London Heathrow

€157

Find similar

Aer Lingus

26 Jul

LHR20:10London Heathrow

1h 20m

DUB21:30Dublin

2 Aug

DUB19:00Dublin

1h 20m

LHR20:20London Heathrow

€161

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How to get the cheapest flight ticket from London to Dublin

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

Prices

Airlines

Other information

What is the cheapest month to fly to Dublin?

If you aren’t able to travel during the month of January, then book flights to Dublin from London during September instead. Flights to Dublin in September, while not as cheap as those in January, still average around €56.

What is the cheapest day to depart on your flight to Dublin?

Our data shows that Wednesday is the least expensive day to fly to Dublin. Tickets to fly out on this day can be as low as €127. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around €164. These prices are subject to change though, so be sure to set up a Price Alert for flights to Dublin.

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

Our data shows that the cheapest London to Dublin flights are usually those with departure times in the afternoon. Our users have found flights to Dublin in the afternoon for as low as €144. If you have a flexible travel schedule, then try to avoid flying at midday when prices are €181 on average. Flights to Dublin from London at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest London to Dublin flight route?

Fly from London Stansted to Dublin for the best London - Dublin flight prices

How far in advance should I book a flight to Dublin?

You are more likely to see cheaper flights to Dublin from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €139 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from London for as low as €104 on momondo.

What cabin class options are available on London to Dublin flights?

There are 2 cabin classes available to choose from on London to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London to Dublin flight prices changed over time?

As of July 2025, prices for London to Dublin flights are approximately 36% more expensive when compared to flights at the same time last year.

When to book flights from London to Dublin

Are you open to changing your travel dates? Check out the ideal times to fly from London to Dublin according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London to Dublin (LON to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Dublin

Best price found	€17
Fastest flight time	1h 15m
Direct flights	Every day
Airports in Dublin	1 airport

The best one-way flight to Dublin from London in the past 72 hours is €17. The best return flight deal from London to Dublin found on momondo in the last 72 hours is €33.

The fastest flight from London to Dublin takes 1h 15m

Direct flights go from London to Dublin every day.

There is 1 airport near Dublin: Dublin (DUB)

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How far is London to Dublin by plane?
A flight from London to Dublin will travel around 463.4 km. A reasonable flight in good conditions will take 1h 15m.
When did momondo last update prices for flights from London to Dublin Airport?
Prices for flights from London to Dublin Airport are updated daily.
How many operators does momondo search for flights from London to Dublin Airport?
As of July 2025, there are 2 operators available to choose from for flights from London to Dublin Airport.
How old do you have to be to fly from London to Dublin Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Dublin Airport.
What documentation or ID do you need to fly to Dublin Airport?
The travel and health documents you'll need for your trip to Dublin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Dublin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London to Dublin?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to Dublin is Boeing 737-800 Passenger/BBJ2 (winglets) (21.11% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (16.18%), Airbus A320neo (10.22%), and Boeing 787-9 Dreamliner (6.26%).
What is the most popular airline from London to Dublin?
momondo data reveals that the most frequently booked airline on the route from London to Dublin is British Airways, representing 60% of all bookings. The subsequent popular airline is Aer Lingus at 40%.

Best airlines flying from London to Dublin

Compare and see reviews for airlines that fly from London to Dublin with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom €78	Free Cancellation	Rating 6.6 7,120 reviews		Search British Airways flights
Aer Lingus	PriceFrom €144	Free Cancellation	Rating 7.1 1,154 reviews		Search Aer Lingus flights

Aer Lingus Flights From London to Dublin
Aer Lingus flies from London to Dublin around 112 times per week, with 1,154 momondo users rating the airline 7.1/10. The cheapest Aer Lingus deal from London to Dublin in the last 72 hours was €168 (round-trip), much lower than the average airfare cost of €170 for Aer Lingus flights on this route.
British Airways Flights From London to Dublin
The best British Airways deal for London to Dublin flight tickets found on momondo in the last 72 hours was €91, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at €145 round-trip. British Airways operates 109 flights out of London into Dublin in an average week, so prices vary by time and availability. 7,120 British Airways reviews by users on momondo have scored the airline at 6.6/10.

Kilkenny

Athlone

Enniscorthy

Swords

Wicklow

Cavan

Dundalk

Arklow

Tullamore

Kildare

Gorey

Naas

Mullingar

Drogheda

Malahide

Portmarnock

Bray

Carlingford

Castleknock

Maynooth

Why use momondo?

Why should I use momondo to find a flight deal from London to Dublin?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Dublin for you.

Can I find flights from London to Dublin with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Dublin flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Dublin?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Dublin from London.

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

Price alerts on flights to Dublin from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from London to Dublin from €17

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Dublin departing on 12/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from London to Dublin

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Ryanair flights from London to Dublin

Our best Ryanair deals on London to Dublin flight tickets

Aer Lingus flights from London to Dublin

Our best Aer Lingus deals on London to Dublin flight tickets

See travel insights to Dublin from

How to get the cheapest flight ticket from London to Dublin

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 Dublin?

If you aren’t able to travel during the month of January, then book flights to Dublin from London during September instead. Flights to Dublin in September, while not as cheap as those in January, still average around €56.

What is the cheapest day to depart on your flight to Dublin?

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

What is the cheapest London to Dublin flight route?

Fly from London Stansted to Dublin for the best London - Dublin flight prices

How far in advance should I book a flight to Dublin?

What cabin class options are available on London to Dublin flights?

There are 2 cabin classes available to choose from on London to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London to Dublin flight prices changed over time?

As of July 2025, prices for London to Dublin flights are approximately 36% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from London to Dublin?

Ryanair is the most popular carrier operating from London to Dublin

How many flights depart from London to Dublin on average per day?

63 flights are operational daily from London to Dublin as of July 2025. The most popular departure time for this route is 08:00, with 39% of flights per day taking off in the afternoon.

How many flights depart from London to Dublin on average per week?

The number of flights available between London and Dublin is 443 per week as of July 2025. The most frequent departure day is Fri, with 21% of weekly flights leaving on this day.

When to book flights from London to Dublin

Cheap London to Dublin (LON to DUB) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Dublin

Best price found

Fastest flight time

Direct flights

Airports in Dublin

How far is London to Dublin by plane?

When did momondo last update prices for flights from London to Dublin Airport?

How many operators does momondo search for flights from London to Dublin Airport?

How old do you have to be to fly from London to Dublin Airport?

What documentation or ID do you need to fly to Dublin Airport?

What is the most popular plane model from London to Dublin?

What is the most popular airline from London to Dublin?

Best airlines flying from London to Dublin

Compare and see reviews for airlines that fly from London to Dublin with momondo

Aer Lingus Flights From London to Dublin

British Airways Flights From London to Dublin

Travelling to a place near Dublin?

Why use momondo?

Why should I use momondo to find a flight deal from London to Dublin?

Can I find flights from London to Dublin with flexible booking policies on momondo?

How can momondo help me find flights from London to Dublin?

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

An easier way to manage your Dublin trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Airports servicing Ireland