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Cheap flights from London Gatwick Airport to Dublin from €20

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Ryanair flights from London Gatwick Airport to Dublin

Our best Ryanair deals on London Gatwick Airport to Dublin flight tickets
Ryanair
24 Sept
LGW20:50London Gatwick
1h 25m
DUB22:15Dublin
1 Oct
DUB07:50Dublin
1h 30m
LGW09:20London Gatwick
€40
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Ryanair
1 Oct
LGW15:35London Gatwick
1h 25m
DUB17:00Dublin
8 Oct
DUB15:30Dublin
1h 30m
LGW17:00London Gatwick
€41
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Ryanair
19 Sept
LGW22:00London Gatwick
1h 25m
DUB23:25Dublin
21 Sept
DUB06:45Dublin
1h 30m
LGW08:15London Gatwick
€44
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See travel insights to Dublin from

How to get the cheapest flight ticket from London Gatwick Airport 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 Gatwick Airport during September instead. Flights to Dublin in September, while not as cheap as those in January, still average around €71.

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 €128. If your travel schedule is flexible, try to avoid departing on a Friday 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 Gatwick Airport 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 €187 on average. Flights to Dublin from London Gatwick Airport at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest London Gatwick to Dublin flight route?

Fly from London Gatwick to Dublin for the best London Gatwick - 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 Gatwick Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around €86 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 Gatwick Airport for as low as €64 on momondo.

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

There are 1 cabin classes available to choose from on London Gatwick 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 Gatwick Airport to Dublin flight prices changed over time?

As of August 2025, prices for London Gatwick Airport to Dublin flights are approximately 81% more expensive when compared to flights at the same time last year.

When to book flights from London Gatwick Airport to Dublin

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

  • How far is London Gatwick to Dublin by plane?

    The straight-line distance from London Gatwick to Dublin is 479.7 km. 1h 25m is a normal flight duration for this route.

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

    Prices for flights from London Gatwick Airport to Dublin Airport refresh daily.

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

    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 London Gatwick Airport 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 Gatwick Airport to Dublin?

Travelling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Kilkenny
Athlone
Enniscorthy
Cavan
Swords
Wicklow
Dundalk
Tullamore
Kildare
Arklow
Naas
Mullingar
Bray
Drogheda
Gorey
Malahide
Carlingford
Maynooth
Portmarnock
Leixlip

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?

All flight searches from London to Dublin on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Dublin from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from London to Dublin now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Dublin and let you know when they change.

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