We've gone through lots of different flights, to help you find the cheapest way to get from London Heathrow to Copenhagen. You can choose from four airlines. At the moment, 13 / Jan / 2025 is the cheapest date to travel, but scroll through the results to find the option that works best for you.
Finnair is the most popular airline that flies from London Heathrow to Copenhagen. But it's still worth looking at other options, as there are 268 flights to Copenhagen every week. If you want to broaden your search, look at flights departing from other airports.
Your flight from London Heathrow to Copenhagen will take at least 1 hrs 55 mins. On average, it takes 5 hrs 30 mins to fly the 980 km distance. Take a look at flight times to see which one works best for you.
If you want to travel in August, it's best to book your flights early, as this is peak season in Copenhagen. The cheapest month to fly is normally January – try searching three to four months prior to then to get a bargain. You can also search by month, which will reveal the cheapest time of the week to fly.