Cheap flights from London Gatwick Airport to Dublin from $29

In general, January is the cheapest month to fly from London Gatwick Airport to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $74. If you’re not able to fly to Dublin in January, then September is your next best option. Flight prices from London Gatwick Airport to Dublin during September average around $92.

The cheapest day to depart from London Gatwick Airport to Dublin is on a Friday. Travelers who choose to depart for Dublin on a Friday will often find tickets for as low as $183. Flights from London Gatwick Airport to Dublin on a Wednesday will generally be more expensive and average around $312. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

In the evening is the cheapest time of day to fly from London Gatwick Airport to Dublin when you can find flight prices for as low as $146. Flying to Dublin in the evening is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $229.

Fly from London Gatwick to Dublin for the best London Gatwick - Dublin flight prices

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 $110 when searching weeks out. 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 $77 on momondo.

There is only 1 cabin class available to choose from on London Gatwick Airport to Dublin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 22% of flights between London and Dublin have experienced a delay on any given week. The average delay length over the past 12 months has been 110 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Ryanair have had the least number of delays on this route over the last 12 months; with about 22% of their flights experiencing any sort of delay.

As of September 2026, there are 3 flights per day flying from London Gatwick Airport to Dublin. The most common time of day flights depart is 8:00AM, with 35% of flights taking off in the afternoon.

As of September 2026, there are 25 flights per week flying from London Gatwick Airport to Dublin. The most common day of the week flights depart is Sat, with 36% of flights taking off on this day.