Cheap flights from Ireland to London from £28
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 London departing on 27/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Ireland to London
Recent return flight deals from Ireland to London
Recent one-way flight deals from Ireland to London
Recent last minute flight deals from Ireland to London
Recent direct flight deals from Ireland to London
Ryanair flights from Ireland to London Gatwick Airport
Our best Ryanair deals on Ireland to London Gatwick Airport flight tickets
Vueling flights from Ireland to London Gatwick Airport
Our best Vueling deals on Ireland to London Gatwick Airport flight tickets
See travel insights to London from
How to get the cheapest flight ticket from Ireland to London Gatwick Airport
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 London Gatwick Airport?
The cheapest month to fly to London Gatwick Airport from Ireland is in January. Flight prices, which tend to average around £51, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in January, then you should wait until February to fly from Ireland, when ticket prices are also cheap, with an average price of £69.
What is the cheapest day to depart on your flight to London Gatwick Airport?
According to our data, Tuesday is the cheapest day to fly to London Gatwick Airport from Ireland. The lowest ticket price found for a Tuesday departure recently was £67. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Ireland to London Gatwick Airport on a Friday will generally be more expensive and average around £98. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to London Gatwick Airport?
Our data shows that the cheapest Ireland to London Gatwick Airport flights are usually those with departure times in the afternoon. Our users have found flights to London Gatwick Airport in the afternoon for as low as £59. In contrast, the most expensive time of day to depart to London Gatwick Airport is at midday when prices are around £121.
What is the cheapest Ireland to London Gatwick flight route?
Fly from Dublin to London Gatwick for the best Ireland - London Gatwick flight prices
How far in advance should I book a flight to London Gatwick Airport?
You are more likely to see cheaper flights to London Gatwick Airport from Ireland when booking 20 weeks ahead of your departure date. In general, you can expect to find flights to London Gatwick Airport for around £80 when searching 20 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Gatwick Airport from Ireland for as low as £45 on momondo.
What cabin class options are available on Ireland to London Gatwick flights?
There are 1 cabin classes available to choose from on Ireland to London Gatwick flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from Ireland to London Gatwick Airport on average per day?
The number of flights available between Ireland and London Gatwick Airport is 3 per day as of April 2025. The most frequent departure time is 07:00, with 42% of daily flights leaving at midday.
How many flights depart from Ireland to London Gatwick Airport on average per week?
As of April 2025, there are 24 flights per week flying from Ireland to London Gatwick Airport. The most common day of the week flights depart is Tue, with 42% of flights taking off on this day.
Cheap Ireland to London Gatwick Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ireland to London Gatwick Airport
When did momondo last update prices for flights from Ireland to London Gatwick Airport?
Prices for flights from Ireland to London Gatwick Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Ireland to London Gatwick Airport?
As of April 2025, there are 2 operators available to choose from for flights from Ireland to London Gatwick Airport.
How old do you have to be to fly from Ireland to London Gatwick 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 layovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to London Gatwick Airport.
What documentation or ID do you need to fly to London Gatwick Airport?
The travel and health documents you'll need for your trip to London Gatwick 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 license and a passport that is valid for six months after your intended arrival at London Gatwick 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 Ireland to London Gatwick Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Ireland to London Gatwick Airport is Boeing 737-800 Passenger/BBJ2 (winglets) (32.56% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (18.27%), Airbus A320neo (16.24%), and Airbus A321neo (10.52%).
Best airlines flying from Ireland to London Gatwick Airport
Compare and see reviews for airlines that fly from Ireland to London Gatwick Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £31 | Free Cancellation | Rating 6.8 5,053 reviews | |||
| PriceFrom £57 | Free Cancellation | Rating 6.6 6,835 reviews |
Travelling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Ireland to London?
It is quick and easy to find Ireland to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.
Can I find flights from Ireland to London with flexible booking policies on momondo?
All flight searches from Ireland to London on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Ireland to London?
Once you have performed a search for Ireland to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Ireland to London right now. Can momondo alert me if prices change?
If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Ireland and alert you when they change.