Cheap flights from Copenhagen to London from $112

The month of February is, on average, the cheapest month to fly to London Heathrow Airport from Copenhagen, with most prices found around $243. If you aren’t able to travel during the month of February, then book flights to London Heathrow Airport from Copenhagen during January instead. Flights to London Heathrow Airport in January, while not as cheap as those in February, still average around $243.

Our data shows that Thursday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $239. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Copenhagen to London Heathrow Airport for around $2,353.

In the evening is the cheapest time of day to fly from Copenhagen to London Heathrow Airport when you can find flight prices for as low as $308. Flying to London Heathrow Airport in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to London Heathrow Airport is in the morning when prices are around $645.

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

You are more likely to see cheaper flights to London Heathrow Airport from Copenhagen when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $310 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 Copenhagen for as low as $277 on momondo.

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

Historically, on average around 12% of flights between Copenhagen and London have experienced a delay on any given week. The average delay length over the past 12 months has been 101 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. Friday 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.

26 flights are operational daily from Copenhagen to London Heathrow Airport as of September 2026. The most popular departure time for this route is 08:00, with 57% of flights per day taking off in the afternoon.

185 flights are operational weekly from Copenhagen to London Heathrow Airport as of September 2026. The most popular departure day for this route is Tue, with 24% of flights per week taking off on this day.