Cheap flights from Cologne to London from £52

In general, September is the cheapest month to fly from Cologne to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £140. The month of June is another great option to travel to London Heathrow Airport, with average flight prices from Cologne averaging around £148.

On average, the least expensive day to fly to London Heathrow Airport from Cologne is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £116. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £375.

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Cologne to London Heathrow Airport in the evening for as low as £114. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £214 on average. Flights to London Heathrow Airport from Cologne at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to London Heathrow Airport from Cologne when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £157 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Cologne for as low as £105 on momondo.

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

Eurowings is the most popular carrier operating from Cologne Köln/Bonn to London Heathrow

British Airways, Eurowings and Lufthansa are the top three most popular airlines that fly to London Heathrow Airport from Cologne according to our data. British Airways is the first choice among our users, with 36% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 3 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% 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 100 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 10% of their flights experiencing any sort of delay.

The number of flights available between Cologne and London Heathrow Airport is 5 per day as of March 2026. The most frequent departure time is 08:00, with 41% of daily flights leaving at midday.

As of March 2026, there are 41 flights per week flying from Cologne to London Heathrow Airport. The most common day of the week flights depart is Fri, with 20% of flights taking off on this day.