Cheap flights from London to Dublin from C$ 40
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 12/7. 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 London to Dublin
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Vueling flights from London to Dublin
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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
What is the typical price of a round-trip flight between London and Dublin?
What is the cheapest month to fly to Dublin?
If you’re not able to fly to Dublin in September, then January is your next best option. Flight prices from London to Dublin during January average around C$ 92.
What is the cheapest day to depart on your flight to Dublin?
On average, the least expensive day to fly to Dublin from London is on a Monday. momondo users have found tickets for Monday departures for as low as C$ 123. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around C$ 263. 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?
According to our data, the cheapest time of day to fly to Dublin is in the evening. momondo users have found flights departing from London to Dublin in the evening for as low as C$ 125. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of C$ 200.
What is the cheapest London to Dublin flight route?
Fly from London Luton 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 20 weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around C$ 222 when searching 20 weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from London for as low as C$ 169 on momondo.
What cabin class options are available on London to Dublin flights?
There are 3 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.
What is the cheapest airline that flies from London to Dublin?
Ryanair, British Airways, and Vueling are the most popular carriers operating from London to Dublin
Which airlines fly to Dublin?
Ryanair, British Airways and Aer Lingus are the top three most popular airlines that fly to Dublin from London according to our data. Ryanair is the first choice among our users, with 48% of people opting to fly with this airline when travelling to Dublin. Keep in mind that there are 3 different airlines that fly to Dublin on a routine basis, so you have a few additional options to choose from.
How many flights depart from London to Dublin on average per day?
The number of flights available between London and Dublin is 54 per day as of June 2025. The most frequent departure time is 8:00a.m., with 39% of daily flights leaving 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 380 per week as of June 2025. The most frequent departure day is Fri, with 18% 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
How far is London to Dublin by plane?
Dublin is 463.4 km away from London. A reasonable flight in good conditions will take 1h 20m.
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 June 2025, there are 3 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 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 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 license 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) (20.69% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (15.30%), Airbus A320neo (10.35%), and Boeing 787-9 Dreamliner (6.24%).
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 Ryanair, representing 79% of all bookings. The subsequent popular airlines are British Airways at 14% and Aer Lingus at 7%.
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 | ||
|---|---|---|---|---|---|
| PriceFrom C$ 56 | Free Cancellation | Rating 6.8 5,139 reviews | |||
| PriceFrom C$ 123 | Free Cancellation | Rating 6.6 7,056 reviews | |||
| PriceFrom C$ 198 | Free Cancellation | Rating 7.1 1,129 reviews |
Aer Lingus Flights From London to Dublin
Aer Lingus is one of the most popular airlines flying from London to Dublin, operating 98 flights/week on average for this route. A good Aer Lingus flight deal for London to Dublin starts from C$ 144 round-trip, up to an average price of C$ 183. Our users have rated Aer Lingus at 7.1/10.
Ryanair Flights From London to Dublin
Ryanair (6.8/10 from 5,138 reviews) operates around 57 flights from London to Dublin in any given week. The average Ryanair airfare for this route is around C$ 82, with deals from around C$ 41 rare but found on momondo. Referenced prices are for round-trip London to Dublin flight searches in the last 72 hours.
Travelling to a place near Dublin?
Book flights to Dublin if you plan to visit one of these locationsWhy 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 helps you find the best flight between London and Dublin 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 London to Dublin right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of London to Dublin flights. All you need is a valid email address and we will do the rest; it is that quick and easy.