Cheap flights from Ireland to London from €34
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 28/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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?
In general, January is the cheapest month to fly from Ireland to London Gatwick Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €60. If you aren’t able to travel during the month of January, then book flights to London Gatwick Airport from Ireland during February instead. Flights to London Gatwick Airport in February, while not as cheap as those in January, still average around €82.
What is the cheapest day to depart on your flight to London Gatwick Airport?
The cheapest day to depart from Ireland to London Gatwick Airport is on a Monday when prices can be found for as low as €128. 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 €713.
What is the cheapest time of day to depart on your flight to London Gatwick Airport?
In the evening is the cheapest time of day to fly from Ireland to London Gatwick Airport when you can find flight prices for as low as €102. Flying to London Gatwick Airport in the evening is an ideal time because this is during off-peak travel hours. Flights to London Gatwick Airport are more costly at midday, with an average ticket price of €807. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.
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 €95 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 €53 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?
As of May 2025, there are 3 flights per day flying from Ireland to London Gatwick Airport. The most common time of day flights depart is 15:00, with 37% of flights taking off at midday.
How many flights depart from Ireland to London Gatwick Airport on average per week?
The number of flights available between Ireland and London Gatwick Airport is 24 per week as of May 2025. The most frequent departure day is Thu, with 46% of weekly flights leaving 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 were last updated today.
How many operators does momondo search for flights from Ireland to London Gatwick Airport?
The number of operators available for flights from Ireland to London Gatwick Airport is 2 as of May 2025.
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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check 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 required travel and health documents for your London Gatwick Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at London Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Ireland to London Gatwick Airport?
momondo data reveals that the most frequently booked plane model on the route from Ireland to London Gatwick Airport is Boeing 737-800 Passenger/BBJ2 (winglets), representing 32.56% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 18.27%, Airbus A320neo at 16.24%, and Airbus A321neo at 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 €81 | Free Cancellation | Rating 6.6 6,845 reviews | |||
| PriceFrom €106 | Free Cancellation | Rating 7.0 1,076 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?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to London . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Ireland to London with flexible booking policies on momondo?
Yes. All flights to London from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Ireland to London?
momondo helps you find the best flight between Ireland and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Ireland to London right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Ireland to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.