Cheap flights from the United Kingdom to Dublin from £19
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Dublin departing on 16/9. 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 United Kingdom to Dublin
Our best Ryanair deals on United Kingdom to Dublin flight tickets
Aer Lingus flights from United Kingdom to Dublin
Our best Aer Lingus deals on United Kingdom to Dublin flight tickets
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How to get the cheapest flight ticket from United Kingdom 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?
In general, January is the cheapest month to fly from United Kingdom to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £50. If you aren’t able to travel to Dublin during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of £50.
What is the cheapest day to depart on your flight to Dublin?
On average, the least expensive day to fly to Dublin from United Kingdom is on a Saturday. momondo users have found tickets for Saturday departures for as low as £94. 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 Sunday because tickets tend to average around £129. 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?
Flying to Dublin from United Kingdom in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as £93 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £122 on average. Flights to Dublin from United Kingdom in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest United Kingdom to Dublin flight route?
Fly from London Gatwick to Dublin for the best United Kingdom - 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 United Kingdom when booking 26 weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around £117 when searching 26 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from United Kingdom for as low as £86 on momondo.
What cabin class options are available on United Kingdom to Dublin flights?
There are 3 cabin classes available to choose from on United Kingdom 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 United Kingdom to Dublin?
Ryanair and Aer Lingus are the most popular carriers operating from United Kingdom to Dublin
Which airlines fly to Dublin?
Ryanair, Aer Lingus and British Airways are the top three most popular airlines that fly to Dublin from United Kingdom according to our data. Ryanair is the first choice among our users, with 78% of people opting to fly with this airline when travelling to Dublin. Keep in mind that there are 5 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 United Kingdom to Dublin on average per day?
114 flights are operational daily from United Kingdom to Dublin as of June 2025. The most popular departure time for this route is 08:00, with 40% of flights per day taking off at midday.
How many flights depart from United Kingdom to Dublin on average per week?
As of June 2025, there are 802 flights per week flying from United Kingdom to Dublin. The most common day of the week flights depart is Tue, with 22% of flights taking off on this day.
Cheap United Kingdom to Dublin flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Dublin
When did momondo last update prices for flights from United Kingdom to Dublin Airport?
Prices for flights from United Kingdom to Dublin Airport refresh daily.
How many operators does momondo search for flights from United Kingdom to Dublin Airport?
As of June 2025, there are 5 operators available to choose from for flights from United Kingdom to Dublin Airport.
How old do you have to be to fly from United Kingdom to Dublin Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Dublin Airport.
What documentation or ID do you need to fly to Dublin Airport?
The required travel and health documents for your Dublin 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 license and a passport valid for six months after your intended arrival at Dublin 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 United Kingdom to Dublin?
Based on momondo bookings for flights between United Kingdom and Dublin, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 25.77% of the total bookings. Other popular models include ATR 72-201 / 202 with 21.27%, Boeing 737 MAX 8 with 16.48%, and Airbus A320-100/200 with 9.27%.
Best airlines flying from United Kingdom to Dublin
Compare and see reviews for airlines that fly from United Kingdom to Dublin with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £18 | Free Cancellation | Rating 6.1 101 reviews | |||
| PriceFrom £26 | Free Cancellation | Rating 6.8 5,099 reviews | |||
| PriceFrom £43 | Free Cancellation | Rating 7.1 1,110 reviews | |||
| PriceFrom £44 | Free Cancellation | Rating 6.6 6,978 reviews | |||
| PriceFrom £68 | Free Cancellation | Rating 7.8 1,351 reviews |
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 United Kingdom to Dublin?
Finding the right flight to Dublin from United Kingdom is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Dublin quick and easy, saving you time and money.
Can I find flights from United Kingdom to Dublin with flexible booking policies on momondo?
Yes. All flights to Dublin from United Kingdom on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from United Kingdom 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 United Kingdom.
I’m not ready to book a flight from United Kingdom to Dublin right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Dublin, momondo offers a useful price alert feature which will track prices for flights to Dublin from United Kingdom and alert you when they change.