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Cheap Finnair flights

LHR
5 Apr — 12 Apr1
1 adult

Finnair information

Discover detailed information about Finnair flights, including average fare prices, reviews, and more. Flight info is based on data from user searches last updated on 31 March 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Cheapest Route

£79

Most Popular Route

HEL to AMS

Shortest flight

0h 30m

Longest Flight

17h 40m
Flying from Helsinki-Vantaa to Stockholm Arlanda
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Flying from Helsinki-Vantaa to Amsterdam Schiphol
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Flying from Tallinn Ulemiste to Helsinki-Vantaa
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Flying from Krakow J. Paul II Balice to Stockholm Arlanda
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Cheapest Finnair flights
Explore the most affordable Finnair flight options available. Find the lowest fares based on data from user searches, with prices last updated on 31 March 2025.

Tue 29/413:30SEA - LHR
Nonstop9h 20mFinnair
Wed 7/510:20LHR - SEA
1 stop13h 40mFinnair
Deal found £509
Sun 10/817:40SEA - EDI
1 stop15h 40mFinnair
Thu 21/808:25EDI - SEA
1 stop15h 35mFinnair
Deal found £572
Thu 15/517:40SEA - MAN
1 stop15h 25mFinnair
Thu 22/510:05MAN - SEA
1 stop13h 55mFinnair
Deal found £574

Finnair Reviews

Read reviews and feedback from other travellers about their experiences with Finnair sourced from user searches. These reviews were last updated on 31 March 2025 and provide insights based on users' experiences. In the last 7 days, Cheapflights users made a total of 858,174 searches.
Finnair
7.6
Good
1,267 reviews
Check prices
Overview

Boarding

7.6

Entertainment

6.9

Comfort

7.4

Food

6.7

Crew

8.1

Frequently asked questions about Finnair

  • What are the most popular Finnair airports?

    The most popular airports for Finnair are Helsinki-Vantaa, Stockholm Arlanda, and Oulu according to our data. Flights to or from any of these airports should be available via Finnair year-round.

  • What is Finnair’s cheapest domestic flight?

    The cheapest domestic Finnair flight is flying Helsinki-Vantaa to Kuopio, which is £102. This round-trip flight has 0 stops. For a one-way domestic Finnair flight, the cheapest route is Helsinki-Vantaa to Oulu (0 stops) for £53.

  • What is Finnair’s cheapest international flight?

    The least expensive round-trip international Finnair flight is: -Helsinki-Vantaa to Stockholm Arlanda, -0 stops, -£79 per ticket Finnair has international one-way flights available, but the cheapest is a flight from Stockholm Arlanda to Helsinki-Vantaa for just £35. This flight has 0 stops.

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