Airlines Flying from Helsinki to London

Choose from 6 carriers that fly from Helsinki to London, including Scandinavian Airlines, Norwegian Air Sweden, and Finnair. Enjoy the cheapest tickets on this route with Norwegian Air Sweden.

Flight deals from Helsinki to London

Find direct flights from Helsinki to London within the next three months. Book one-way flights from £37 or return tickets from £81.

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Information from Helsinki to London

The distance between Helsinki and London is about 1,828.47km. It takes around 3 hours 6 minutes on average to fly from Helsinki to London. The most popular month to London is June. The off-season for travel is April.

Cheapest one-way flight price £37
Cheapest return ticket price £81
Off-season travel month April
Peak season for travel June
Flight distance 1,828.47km
Average flight time 3 hours 6 minutes
Popular airline Scandinavian Airlines

Find the best time to fly from Helsinki to London

The cheapest time for Helsinki to London flights: Sep 21 to Sep 28 — one way flight prices from £30.

Cheapest flights
From price
Search
  • 13 20
  • 20 27
  • Aug

    27 3
  • 3 10
  • 10 17
  • 17 24
  • 24 31
  • Sep

    31 7
  • 7 14
  • 14 21
  • 21 28
  • Oct

    28 5
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

FAQ

How to find a cheap flight from Helsinki to London

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Helsinki to London. Book your flights at the right time and save more.
1
Be flexible with your travel dates to get the cheapest flight from Helsinki to London.
Simply tap "Date" on the flight search bar to browse through the calendar and check out airfare from Helsinki to London over the next 6 months in 2025. If you're planning to fly within the next three months, it looks like the most affordable option is on Wed, Sep 10, with one-way flights priced at just £37.
2
Compare cheap flight deals from Helsinki to London across hundreds of airlines.
With our extensive search, you can compare prices from over 500 airlines to find the cheapest flight tickets from Helsinki to London. The cheapest airline for this route is Norwegian Air Sweden.
3
Set up a Price Alert
By setting up a Price Alert for your journey from Helsinki to London, you can easily keep an eye on ticket prices without having to check every day.
4
Don't miss out on cheap flight deals and promo codes from Helsinki to London.
You can always find the latest offers through Trip.com Deals and Promo Codes for cheap flights. By signing up for a free membership, you'll get access to even more deals for your flights.
5
Book early or wait until the last minute.
It's usually best to book early. Flight tickets are often cheapest when they're first released, typically about a year before the departure date. So, have a look online as soon as the flights you're interested in become available. If you miss the cheapest time, you might still find some good deals as the departure date gets closer.
6
Search for flights on the go.
For the best travel flight booking experience, download the Trip.com app. You can search for cheap flights from Helsinki to London and snag some exclusive deals just for you.