Cheap Flights from London to Helsinki from US$86

Frequently Asked Questions

• What are the cheapest flights from London to Helsinki (LON-HEL)?

  Based on Trip.com data, Ryanair offers one-way fares as low as US$86 on Cheapest nonstop routes (e.g. STN to HEL on Wed, Aug 12), while Ryanair offers Cheapest nonstop round-trips from US$137 departing on Mon, Aug 10 and returning on Thu, Aug 13.

• Which airlines offer direct flights from London to Helsinki?

  At the moment, you can catch a nonstop flight from London to Helsinki with the following airlines, including: Finnair Norwegian Air International Ltd Ryanair British Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from London to Helsinki?

  It takes about 2 hours 51 minutes to fly from London to Helsinki.

• When is the best time to book flights from London to Helsinki?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from London to Helsinki is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from London to Helsinki?

  Based on Trip.com data in the past 4 weeks, there is 32 flight per week flying from London to Helsinki. You can check the weekly schedule for popular airlines on this route below: Finnair: S/M/T/W/T/F/S -- AY1336 (16:29)

• How can I find the best deals on flights from London to Helsinki?

  To find best deals on flights from London to Helsinki, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Aug 12, with one-way flights priced at just US$86.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Ryanair.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Helsinki travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from London (LON) to Helsinki (HEL) the cheapest?

  The cheapest months to fly from London to Helsinki is November, when demand for travel is lower.

• Which upcoming date is cheapest to fly from London to Helsinki on?

  After crunching the numbers on our June flight calendar, it's currently cheapest to fly from London to Helsinki on June 26, 2026 with Ryanair, with prices starting at US$152.

• Which airports can I fly to for Helsinki from London?

  You can land at any one of the following hubs in Helsinki, with Heathrow Airport to Helsinki Airport (LHR-HEL) is by far the most common option on this route: Helsinki Airport (HEL).

• Is there any time difference between London and Helsinki?

  The time difference between Helsinki and London is 2h.

• How do I change or cancel my ticket from London to Helsinki?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.