We've scanned every flight from Helsinki to London to find the best deals. If you want a cheap flight, it's best to be as flexible as you can on dates. If that day's no good for you, try searching by month to see some alternative dates.
You can use the filters on your search to see more flights and find cheaper rates – London has more than one airport. So if you don't need to fly into London Heathrow, it's worth checking your other options. The 1849 km flight usually takes about 4 hrs 45 mins.
You'll find that the cheapest flights There are 30 direct and indirect flights a week to London, so you should be able to find one that works for you. The most popular airlines are Air France, Finnair & British Airways.
If you're planning on going to London during this time, you could take a look at other airport options. Or you could try to get a last-minute bargain.
