Cheap flights from Cologne to London from €55

In general, July is the cheapest month to fly from Cologne to London. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €118. If you are unable to visit London during the month of July, then departing from Cologne during the month March is also very affordable. Most momondo users find prices during this month for around €122.

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as €175. 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 €183.

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as €175. In contrast, the most expensive time of day to depart to London is at midday when prices are around €202.

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 €179 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 €116 on momondo.

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 102 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.

As of May 2026, 1 flights take off from Cologne and land in London each day. The most common flight departure time for this route is 10:00, with 66% of daily flights taking off at midday.

As of May 2026, 11 flights take off from Cologne and land in London each week. The most common flight departure day for this route is Mon, with 18% of weekly flights taking off on this day.