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Cheap flights from London Heathrow Airport to Copenhagen from $135

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Copenhagen departing on 25/3. 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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Find the cheapest flights from London Heathrow Airport to Copenhagen

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
06:50 - 09:45LHR-CPH
1h 55mdirect
British Airways Logo
06:55 - 08:10CPH-LHR
2h 15mdirect
$226British Airways
Find Deal
Fri, 30 Jan - Sun, 1 Feb
British Airways Logo
07:55 - 10:50LHR-CPH
1h 55mdirect
British Airways Logo
12:30 - 13:40CPH-LHR
2h 10mdirect
$228British Airways
Find Deal
Sun, 8 Mar - Sat, 21 Mar
British Airways Logo
06:50 - 09:45LHR-CPH
1h 55mdirect
British Airways Logo
06:55 - 08:10CPH-LHR
2h 15mdirect
$233British Airways
Find Deal
Fri, 6 Mar - Sun, 8 Mar
British Airways Logo
06:50 - 09:45LHR-CPH
1h 55mdirect
British Airways Logo
06:55 - 08:10CPH-LHR
2h 15mdirect
$237British Airways
Find Deal
Fri, 20 Mar - Sun, 22 Mar
British Airways Logo
19:45 - 22:45LHR-CPH
2h 00mdirect
British Airways Logo
06:55 - 08:10CPH-LHR
2h 15mdirect
$239British Airways
Find Deal
Fri, 16 Jan - Sun, 18 Jan
British Airways Logo
06:45 - 09:40LHR-CPH
1h 55mdirect
British Airways Logo
06:45 - 08:00CPH-LHR
2h 15mdirect
$242British Airways
Find Deal
Thu, 1 Jan - Mon, 5 Jan
British Airways Logo
20:35 - 23:30LHR-CPH
1h 55mdirect
British Airways Logo
07:00 - 08:10CPH-LHR
2h 10mdirect
$246British Airways
Find Deal
Fri, 24 Apr - Sun, 26 Apr
British Airways Logo
08:35 - 11:30LHR-CPH
1h 55mdirect
British Airways Logo
20:50 - 21:55CPH-LHR
2h 05mdirect
$248British Airways
Find Deal
Wed, 14 Jan - Fri, 16 Jan
British Airways Logo
06:45 - 09:40LHR-CPH
1h 55mdirect
British Airways Logo
20:05 - 21:10CPH-LHR
2h 05mdirect
$249British Airways
Find Deal
Tue, 16 Dec - Wed, 31 Dec
British Airways Logo
06:45 - 09:40LHR-CPH
1h 55mdirect
British Airways Logo
06:45 - 08:00CPH-LHR
2h 15mdirect
$251British Airways
Find Deal
Tue, 16 Dec - Thu, 1 Jan

SWISS flights from London Heathrow Airport to Copenhagen

Our best SWISS deals on London Heathrow Airport to Copenhagen flight tickets
SWISS
29 Nov
LHR06:00London Heathrow
7h 05m
1 stop
CPH14:05Kastrup Copenhagen
2 Dec
CPH06:50Kastrup Copenhagen
7h 10m
1 stop
LHR13:00London Heathrow
$330
Find similar
SWISS
27 Nov
LHR20:05London Heathrow
22h 00m
1 stop
CPH19:05Kastrup Copenhagen
30 Nov
CPH06:50Kastrup Copenhagen
7h 10m
1 stop
LHR13:00London Heathrow
$332
Find similar
SWISS
27 Nov
LHR18:40London Heathrow
23h 25m
1 stop
CPH19:05Kastrup Copenhagen
4 Dec
CPH14:55Kastrup Copenhagen
7h 30m
2 stops
LHR21:25London Heathrow
$392
Find similar

British Airways flights from London Heathrow Airport to Copenhagen

Our best British Airways deals on London Heathrow Airport to Copenhagen flight tickets
British Airways
30 Jan
LHR06:50London Heathrow
1h 55m
CPH09:45Kastrup Copenhagen
1 Feb
CPH06:55Kastrup Copenhagen
2h 15m
LHR08:10London Heathrow
$226
Find similar
British Airways
8 Mar
LHR07:55London Heathrow
1h 55m
CPH10:50Kastrup Copenhagen
21 Mar
CPH14:50Kastrup Copenhagen
2h 10m
LHR16:00London Heathrow
$228
Find similar
British Airways
6 Mar
LHR06:50London Heathrow
1h 55m
CPH09:45Kastrup Copenhagen
8 Mar
CPH06:55Kastrup Copenhagen
2h 15m
LHR08:10London Heathrow
$233
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Copenhagen 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, momondo users made 78,305 searches. Data last updated 13 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Copenhagen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonCopenhagen

LHR - CPH

LHRCPH

London Heathrow

Fri 30/1

06:50-09:45

Nonstop1h 55m

Kastrup Copenhagen

Sun 1/2

06:55-08:10

Nonstop2h 15m

$226

LondonCopenhagen

LHR - CPH

LHRCPH

London Heathrow

Sun 8/3

07:55-10:50

Nonstop1h 55m

Kastrup Copenhagen

Sat 21/3

12:30-13:40

Nonstop2h 10m

$228

LondonCopenhagen

LHR - CPH

LHRCPH

London Heathrow

Fri 6/3

06:50-09:45

Nonstop1h 55m

Kastrup Copenhagen

Sun 8/3

06:55-08:10

Nonstop2h 15m

$233

LondonCopenhagen

LHR - CPH

LHRCPH

London Heathrow

Fri 20/3

06:50-09:45

Nonstop1h 55m

Kastrup Copenhagen

Sun 22/3

06:55-08:10

Nonstop2h 15m

$237

LondonCopenhagen

LHR - CPH

LHRCPH

London Heathrow

Fri 16/1

19:45-22:45

Nonstop2h 00m

Kastrup Copenhagen

Sun 18/1

06:55-08:10

Nonstop2h 15m

$239

LondonCopenhagen

LHR - CPH

LHRCPH

London Heathrow

Thu 1/1

06:45-09:40

Nonstop1h 55m

Kastrup Copenhagen

Mon 5/1

06:45-08:00

Nonstop2h 15m

$242

LondonCopenhagen

LHR - CPH

LHRCPH

London Heathrow

Fri 24/4

20:35-23:30

Nonstop1h 55m

Kastrup Copenhagen

Sun 26/4

07:00-08:10

Nonstop2h 10m

$246

LondonCopenhagen

LHR - CPH

LHRCPH

London Heathrow

Wed 14/1

08:35-11:30

Nonstop1h 55m

Kastrup Copenhagen

Fri 16/1

20:50-21:55

Nonstop2h 05m

$248

LondonCopenhagen

LHR - CPH

LHRCPH

London Heathrow

Tue 16/12

06:45-09:40

Nonstop1h 55m

Kastrup Copenhagen

Wed 31/12

20:05-21:10

Nonstop2h 05m

$249

LondonCopenhagen

LHR - CPH

LHRCPH

London Heathrow

Tue 16/12

06:45-09:40

Nonstop1h 55m

Kastrup Copenhagen

Thu 1/1

06:45-08:00

Nonstop2h 15m

$251

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Copenhagen from

How to get the cheapest flight ticket from London Heathrow Airport to Copenhagen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Copenhagen?

The cheapest month to fly to Copenhagen from London Heathrow Airport is in January. Flight prices, which tend to average around $240, are often lower during this time because this is during the off-season. If you’re not able to fly to Copenhagen in January, then March is your next best option. Flight prices from London Heathrow Airport to Copenhagen during March average around $251.

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

On average, the least expensive day to fly to Copenhagen from London Heathrow Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $157. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Copenhagen for around $314.

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

Our most recent data shows that the best time of day to fly to Copenhagen is in the afternoon. Flights from London Heathrow Airport to Copenhagen during this time can be as low as $226. Try not to purchase tickets in the morning because they tend to be around $297. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London Heathrow to Kastrup Copenhagen flight route?

Fly from London Heathrow to Kastrup Copenhagen for the best London Heathrow - Kastrup Copenhagen flight prices

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

You are more likely to see cheaper flights to Copenhagen from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Copenhagen for around $327 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Copenhagen from London Heathrow Airport for as low as $252 on momondo.

What cabin class options are available on London Heathrow to Kastrup Copenhagen flights?

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

How have London Heathrow Airport to Copenhagen flight prices changed over time?

As of November 2025, prices for London Heathrow Airport to Copenhagen flights are approximately 11% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Copenhagen

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Copenhagen according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Copenhagen (LHR to CPH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Copenhagen

Best price found

$162

Fastest flight time

1h 50m

Direct flights

Every day

Airports in Copenhagen

1 airport
The best one-way flight to Copenhagen from London Heathrow Airport in the past 72 hours is $162. The best return flight deal from London Heathrow Airport to Copenhagen found on momondo in the last 72 hours is $301.
The fastest flight from London Heathrow Airport to Copenhagen takes 1h 50m
Direct flights go from London Heathrow Airport to Copenhagen every day.
There is 1 airport near Copenhagen: Kastrup Copenhagen (CPH)
Search flight deals

  • How far is London Heathrow to Kastrup Copenhagen by plane?

    London Heathrow and Kastrup Copenhagen are 977.5 km apart from one another. 1h 50m is a normal flight duration for this route.

  • When did momondo last update prices for flights from London Heathrow Airport to Kastrup Copenhagen Airport?

    Prices for flights from London Heathrow Airport to Kastrup Copenhagen Airport are updated daily.

  • How many operators does momondo search for flights from London Heathrow Airport to Kastrup Copenhagen Airport?

  • How old do you have to be to fly from London Heathrow Airport to Kastrup Copenhagen Airport?

    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 London Heathrow Airport to Kastrup Copenhagen Airport.

  • What documentation or ID do you need to fly to Kastrup Copenhagen Airport?

    The required travel and health documents for your Kastrup Copenhagen Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Kastrup Copenhagen Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Copenhagen?

  • What is the most popular airline from London Heathrow Airport to Copenhagen?

Best airlines flying from London Heathrow Airport to Copenhagen

Compare and see reviews for airlines that fly from London Heathrow Airport to Copenhagen with momondo
Airline
Rating
Free cancellation
Price
British AirwaysPriceFrom $151Free cancellationRating
6.7
7,513 reviews
Search British Airways flights
Scandinavian AirlinesPriceFrom $187Free cancellationRating
7.4
1,572 reviews
Search Scandinavian Airlines flights

  • Scandinavian Airlines Flights From London Heathrow Airport to Copenhagen

    Scandinavian Airlines flies from London Heathrow Airport to Copenhagen around 32 times per week, with 1,572 momondo users rating the airline 7.4/10. The cheapest Scandinavian Airlines deal from London Heathrow Airport to Copenhagen in the last 72 hours was $187 (round-trip), much lower than the average airfare cost of $523 for Scandinavian Airlines flights on this route.

  • British Airways Flights From London Heathrow Airport to Copenhagen

    British Airways (6.7/10 from 7,513 reviews) operates around 14 flights from London Heathrow Airport to Copenhagen in any given week. The average British Airways airfare for this route is around $226, with deals from around $151 rare but found on momondo. Referenced prices are for round-trip London Heathrow Airport to Copenhagen flight searches in the last 72 hours.

Travelling to a place near Copenhagen?

Book flights to Copenhagen if you plan to visit one of these locations
Kastrup
Roskilde

Why use momondo?

Why should I use momondo to find a flight deal from London to Copenhagen?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Copenhagen. momondo saves you time and could save you money on your trip.

Can I find flights from London to Copenhagen with flexible booking policies on momondo?

momondo does allow users to show only those flights to Copenhagen from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Copenhagen?

momondo provides multiple filters to help you find the best flight to Copenhagen from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Copenhagen right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Copenhagen flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Denmark

Airports servicing Denmark

Billund Airport