Question 1

What is the most punctual flight time for Cologne to London flights?

Accepted Answer

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.

Question 2

What is the cheapest month to fly to London?

Accepted Answer

In general, February 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 €68. If you are unable to visit London during the month of February, then departing from Cologne during the month March is also very affordable. Most momondo users find prices during this month for around €76.

Question 3

What is the cheapest airline that flies from Cologne Köln/Bonn to London?

Accepted Answer

Turkish Airlines and SWISS are the most popular carriers operating from Cologne Köln/Bonn to London

Question 4

What is the cheapest Cologne Köln/Bonn to London flight route?

Accepted Answer

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

Question 5

What is the cheapest day to depart on your flight to London?

Accepted Answer

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 €176. 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 €184.

Question 6

How often are flights from Cologne to London delayed?

Accepted Answer

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 100 minutes.

Question 7

What is the cheapest time of day to depart on your flight to London?

Accepted Answer

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as €176. In contrast, the most expensive time of day to depart to London is at midday when prices are around €203.

Question 8

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

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.

Question 9

What cabin class options are available on Cologne Köln/Bonn to London flights?

Accepted Answer

There is only 1 cabin class available to choose from on Cologne Köln/Bonn to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 10

How have Cologne to London flight prices changed over time?

Accepted Answer

As of December 2025, prices for Cologne to London flights are approximately 43% more expensive when compared to flights at the same time last year.

Question 11

Which airline has the best punctuality record on Cologne to London flights?

Accepted Answer

According to our data, Eurowings have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

Question 12

How far in advance should I book a flight to London?

Accepted Answer

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 €163 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 €133 on momondo.

Question 13

When did momondo last update prices for flights from Cologne Köln/Bonn Airport to London?

Accepted Answer

Prices for flights from Cologne Köln/Bonn Airport to London refresh daily.

Question 14

How old do you have to be to fly from Cologne Köln/Bonn Airport to London?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Cologne Köln/Bonn Airport to London.

Question 15

What documentation or ID do you need to fly to London?

Accepted Answer

The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Fastest flight time	7h 45m
Direct flights	None

Cheap flights from Cologne to London from €244

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cologne to London departing on 7/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Cologne to London

What is the cheapest month to fly to London?

What is the cheapest day to depart on your flight to London?

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 €176. 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 €184.

What is the cheapest time of day to depart on your flight to London?

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as €176. In contrast, the most expensive time of day to depart to London is at midday when prices are around €203.

What is the cheapest Cologne Köln/Bonn to London flight route?

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

How far in advance should I book a flight to London?

What cabin class options are available on Cologne Köln/Bonn to London flights?

There is only 1 cabin class available to choose from on Cologne Köln/Bonn to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Cologne to London flight prices changed over time?

As of December 2025, prices for Cologne to London flights are approximately 43% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Cologne Köln/Bonn to London?

Turkish Airlines and SWISS are the most popular carriers operating from Cologne Köln/Bonn to London

How often are flights from Cologne to London delayed?

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 100 minutes.

What is the most punctual flight time for Cologne to London flights?

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.

What day of the week experiences the fewest flight delays on this route?

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.

Which airline has the best punctuality record on Cologne to London flights?

According to our data, Eurowings have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

When to book flights from Cologne to London

Cheap Cologne to London (CGN to LON) flight deals and tips

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How far is Cologne Köln/Bonn to London by plane?

When did momondo last update prices for flights from Cologne Köln/Bonn Airport to London?

How old do you have to be to fly from Cologne Köln/Bonn Airport to London?

What documentation or ID do you need to fly to London?

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