Cheap flights from Cologne to London from £20

The cheapest month to fly to London from Cologne is in March. Flight prices, which tend to average around £110, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Cologne averaging around £120.

Our data shows that Saturday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £108. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Cologne to London for around £155.

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as £82. Flights at midday are often more expensive, with an average ticket price of £252.

Fly from Cologne Köln/Bonn to London Stansted for the best Cologne Köln/Bonn - London flight prices

You are more likely to see cheaper flights to London from Cologne when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £160 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Cologne for as low as £105 on momondo.

There are 2 cabin classes available to choose from on Cologne to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Ryanair, Eurowings, and Air Serbia are the most popular carriers operating from Cologne Köln/Bonn to London

British Airways, Lufthansa and Eurowings are the top three most popular airlines that fly to London from Cologne according to our data. British Airways is the first choice among our users, with 35% of people opting to fly with this airline when travelling to London. Keep in mind that there are 7 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Cologne and London have experienced a delay on any given week. The average delay length over the past 12 months has been 103 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. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

The number of flights available between Cologne and London is 2 per day as of June 2026. The most frequent departure time is 08:00, with 54% of daily flights leaving at midday.

As of June 2026, there are 16 flights per week flying from Cologne to London. The most common day of the week flights depart is Mon, with 31% of flights taking off on this day.