Cheap flights from London Gatwick Airport to Dublin from C$ 39

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 C$ 129.

On average, the least expensive day to fly to Dublin from London Gatwick Airport is on a Saturday. momondo users have found tickets for Saturday departures for as low as C$ 167. 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$ 316. These prices are subject to change though, so be sure to set up a Price Alert for flights 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 Gatwick Airport to Dublin in the evening for as low as C$ 137. 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$ 277.

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 C$ 153 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 C$ 108 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 departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest 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 has had the least delays on this route over the last 12 months, with about 22% of their flights experiencing any sort of delay.

As of September 2026, 2 flights take off from London Gatwick Airport and land in Dublin each day. The most common flight departure time for this route is 8:00a.m., with 35% of daily flights taking off in the afternoon.

As of September 2026, 17 flights take off from London Gatwick Airport and land in Dublin each week. The most common flight departure day for this route is Tue, with 53% of weekly flights taking off on this day.