Cheap flights from Cork to London from €19

In general, September is the cheapest month to fly from Cork to London. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €93. If you are unable to visit London during the month of September, then departing from Cork during the month February is also very affordable. Most momondo users find prices during this month for around €104.

Our data shows that Friday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as €251. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Cork to London for around €753.

The cheapest time of day to fly to London is at midday when flights can be purchased for as low as €111. In contrast, the most expensive time of day to depart to London is in the afternoon when prices are around €756.

Fly from Cork to London Stansted for the best Cork - London flight prices

There are 3 cabin classes available to choose from on Cork to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

As of August 2026, prices for Cork to London flights are approximately 40% cheaper when compared to flights at the same time last year.

Ryanair, Aer Lingus, and KLM are the most popular carriers operating from Cork to London

Aer Lingus, Ryanair and British Airways are the top three most popular airlines that fly to London from Cork according to our data. Aer Lingus is the first choice among our users, with 42% of people opting to fly with this airline when travelling to London. Keep in mind that there are 3 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Historically, on average around 12% of flights between Cork and London have experienced a delay on any given week. The average delay length over the past 12 months has been 98 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night 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. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

As of August 2026, 19 flights take off from Cork and land in London each day. The most common flight departure time for this route is 07:00, with 57% of daily flights taking off at midday.

133 flights are operational weekly from Cork to London as of August 2026. The most popular departure day for this route is Fri, with 17% of flights per week taking off on this day.