Cheap flights from Cologne to London Heathrow Airport from £70

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
CGN — LHR
29 Jul — 5 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Cologne Köln/Bonn to London Heathrow are usually found in September or May, booked 88 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap flight deals from Cologne to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Cologne to Heathrow
Explore the most affordable flight options available from Cologne to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 June 2026.

Tue 11/813:05
CGN
-
LHR
1 stop8h 40m
Lufthansa
Tue 18/806:55
LHR
-
CGN
1 stop4h 30m
Lufthansa
Deal found 27/6£173
Sun 6/908:30
CGN
-
LHR
1 stop5h 20m
Multiple Airlines
Mon 7/906:00
LHR
-
CGN
1 stop25h 50m
Multiple Airlines
Deal found 27/6£176
Sat 19/908:30
CGN
-
LHR
1 stop5h 20m
Multiple Airlines
Sun 20/906:00
LHR
-
CGN
1 stop25h 50m
Multiple Airlines
Deal found 25/6£178
Wed 8/718:05
CGN
-
LHR
1 stop5h 35m
Lufthansa
Tue 14/709:00
LHR
-
CGN
1 stop7h 20m
Lufthansa
Deal found 27/6£179
Tue 1/1209:40
CGN
-
LHR
1 stop5h 25m
Multiple Airlines
Wed 2/1206:35
LHR
-
CGN
1 stop11h 40m
Multiple Airlines
Deal found 28/6£180
Fri 20/1118:00
CGN
-
LHR
1 stop4h 00m
Lufthansa
Sun 22/1107:40
LHR
-
CGN
1 stop4h 10m
Lufthansa
Deal found 28/6£180
Tue 11/808:30
CGN
-
LHR
1 stop5h 20m
Lufthansa
Mon 17/806:55
LHR
-
CGN
1 stop9h 25m
Lufthansa
Deal found 29/6£181
Fri 20/1118:00
CGN
-
LHR
1 stop4h 00m
Lufthansa
Mon 23/1107:40
LHR
-
CGN
1 stop3h 55m
Lufthansa
Deal found 25/6£182
Wed 12/813:05
CGN
-
LHR
1 stop7h 35m
Lufthansa
Thu 27/806:55
LHR
-
CGN
1 stop11h 35m
Lufthansa
Deal found 25/6£183
Thu 6/808:30
CGN
-
LHR
1 stop5h 20m
Lufthansa
Tue 18/809:00
LHR
-
CGN
1 stop7h 20m
Lufthansa
Deal found 27/6£183
Tue 11/808:30
CGN
-
LHR
1 stop5h 20m
Lufthansa
Wed 19/806:55
LHR
-
CGN
1 stop5h 00m
Lufthansa
Deal found 25/6£184
Fri 18/920:40
CGN
-
LHR
1 stop12h 40m
Austrian Airlines
Sun 20/906:00
LHR
-
CGN
1 stop25h 50m
Austrian Airlines
Deal found 28/6£185

Find flight deals from Cologne to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Cologne (CGN) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 June 2026.

Round-trip from

£173

One-way from

£70

Popular in

December

Cheapest in

September

Average price

£151
Lufthansa
  • Lufthansa
  • 11/8-18/8
  • 2 total stops
  • 13h 10m total
  • Cologne to London
12/9
  • 12/9
  • 1 total stop
  • 7h 20m total
  • Cologne to London
Highest demand for flights based on searches. 6% potential increase in price (£9 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).
Average for round-trip flights in June 2026

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cologne to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 29 June 2026.
Use the filters below to find and compare flights from Cologne to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CologneLondon

CGN - LHR

CGNLHR

Cologne Köln/Bonn

Fri 18/9

20:40-08:20

1 stop12h 40m

London Heathrow

Sun 20/9

06:00-08:50

1 stop25h 50m

£187

CologneLondon

CGN - LHR

CGNLHR

Cologne Köln/Bonn

Fri 7/8

13:05-22:40

1 stop10h 35m

London Heathrow

Sun 9/8

06:00-08:50

1 stop25h 50m

£217

CologneLondon

CGN - LHR

CGNLHR

Cologne Köln/Bonn

Fri 14/8

20:40-21:40

1 stop26h 00m

London Heathrow

Sun 16/8

06:00-08:50

1 stop25h 50m

£232

CologneLondon

CGN - LHR

CGNLHR

Cologne Köln/Bonn

Thu 16/7

08:30-12:50

1 stop5h 20m

London Heathrow

Sun 19/7

06:30-17:20

2 stops9h 50m

£237
Fastest return journey

CologneLondon

CGN - LHR

CGNLHR

Cologne Köln/Bonn

Thu 8/10

08:30-12:50

1 stop5h 20m

London Heathrow

Sun 11/10

07:30-17:20

2 stops8h 50m

£245

CologneLondon

CGN - LHR

CGNLHR

Cologne Köln/Bonn

Fri 25/9

18:25-08:15

1 stop14h 50m

London Heathrow

Sun 27/9

08:30-07:45

2 stops22h 15m

£265

CologneLondon

CGN - LHR

CGNLHR

Cologne Köln/Bonn

Thu 16/7

13:35-18:40

1 stop6h 05m

London Heathrow

Sun 19/7

06:00-20:05

1 stop13h 05m

£266

CologneLondon

CGN - LHR

CGNLHR

Cologne Köln/Bonn

Tue 22/9

09:15-17:50

1 stop9h 35m

London Heathrow

Fri 25/9

06:00-17:05

1 stop10h 05m

£270

CologneLondon

CGN - LHR

CGNLHR

Cologne Köln/Bonn

Fri 24/7

18:25-07:40

2 stops14h 15m

London Heathrow

Fri 31/7

19:10-07:45

1 stop11h 35m

£272

CologneLondon

CGN - LHR

CGNLHR

Cologne Köln/Bonn

Fri 30/10

06:50-17:50

1 stop12h 00m

London Heathrow

Tue 3/11

18:40-09:35

1 stop13h 55m

£284

Flights are sorted by cheapest return flights first.

Deals found on 24/6

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Cologne to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Cologne with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Cologne to London Heathrow Airport

How far ahead should I book a flight from Cologne to London Heathrow Airport?

Booking 87 days in advance of your planned departure date is, on average, the best time to get cheap flights from Cologne to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Cologne to London Heathrow Airport?

Currently, September is the cheapest month in which you can book a flight from Cologne to London Heathrow Airport (average of £142). Flying from Cologne to London Heathrow Airport in December is currently the most expensive (average of £187). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CGN to LHR?

Find hourly flight availability from Cologne to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 June 2026.

A simple way to save on the total cost of your ticket is to fly from Cologne to London Heathrow Airport in the evening. If you’re flexible enough to do this you can expect to save up to 67% on your trip compared to booking a flight at midday.

What is the cheapest day to fly from Cologne to London Heathrow Airport?

Use this chart to determine the cheapest time to fly return from Cologne to Heathrow. Price data was last updated on 27 June 2026.

Travellers seeking maximum savings on their Cologne to London Heathrow Airport flight should consider departing on Thursday mornings when fares are most often at their lowest. Monday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from Cologne to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 29 June 2026.
Check out reviews from past customers who have flown with Eurowings and British Airways from Cologne to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

5.4

Comfort

6.6

Crew

7.4

Overall

6.7

Boarding

6.9

Food

5.7

Reviews

1 / 15
4.0
Okay

Anonymous,Jan 2026

STR - LHR

There was a delay and no one told us why. It lead to me missing my evening plans on new years eve

Entertainment

5.4

Comfort

6.6

Crew

7.4

Overall

6.7

Boarding

6.9

Food

5.7

Reviews

1 / 15
4.0
Okay

Anonymous,Jan 2026

STR - LHR

There was a delay and no one told us why. It lead to me missing my evening plans on new years eve

Entertainment

5.4

Comfort

6.6

Crew

7.4

Overall

6.7

Boarding

6.9

Food

5.7

Reviews

1 / 15
4.0
Okay

Anonymous,Jan 2026

STR - LHR

There was a delay and no one told us why. It lead to me missing my evening plans on new years eve

Related info for your journey

Find useful and relevant information for your journey from Cologne to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Cologne to London Heathrow?

    Cologne Köln/Bonn (CGN), located 9.5 mi from the city center, is the airport you fly out of when you book flights from Cologne to London Heathrow. 2 airlines have flights from Köln/Bonn to London Heathrow on a regular basis. Booking flights from Cologne Köln/Bonn to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

  • How long is the flight from Cologne to London Heathrow Airport?

    A quick flight from Cologne to London Heathrow Airport can take about 5h 20m. Austrian Airlines provides one of the quickest options available for as low as £237. Airlines will cover a distance of 331 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Cologne to London Heathrow Airport round-trip?

    Flying on British Airways is currently your cheapest option to London Heathrow Airport, with prices starting at £90. Another option worth looking into is Eurowings, starting at £108 return. British Airways is priced at 43% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Cologne to Heathrow that include hotel bookings?

    Yes. In addition to deals on Cologne to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cologne to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cologne to Heathrow.

  • Can I find deals for business class flights from Cologne to Heathrow?

    Yes. Cheapflights offers flight deals from Cologne to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cologne to London Heathrow Airport?

    Currently, September is the cheapest month in which you can book a flight from Cologne to London Heathrow Airport (average of £142). Flying from Cologne to London Heathrow Airport in December is currently the most expensive (average of £187). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Croydon
Slough
Ilford
Hayes
Brentford
Colchester
Northampton
Watford
Kingston upon Thames
Swindon
Eastbourne
Poole
Southall
Aylesbury
Romford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Cologne to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Cologne to Heathrow

Discover the top 2 airlines that operate flights from Cologne to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 29 June 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£90Average£136FlexibilityNo cancel feeOn-time70%
Search British Airways flights
EurowingsCheapest£108Average£215FlexibilityNo cancel feeOn-time87%
Search Eurowings flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Cologne to Heathrow?

Deals for Cologne to Heathrow flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Cologne to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Cologne.

Can Cheapflights find flights from Cologne to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Cologne to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Cologne to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Cologne today and book when prices fit your budget.

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