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Ryanair flights from London to Helsinki (LON - HEL)

LON — HEL
11 Aug — 18 Aug1
1 adult
1 adult, Economy, 0 bags

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Cheapest Ryanair flights from London to Helsinki
Explore the most affordable Ryanair flight options available from London to Helsinki. Find the lowest fares with prices last updated on 12 July 2026.

Tue 25/807:00
STN
-
HEL
1 stop5h 35m
Ryanair
Tue 1/915:00
HEL
-
STN
2 stops17h 50m
Ryanair
Deal found 11/7£159
Sun 30/818:00
STN
-
HEL
Nonstop2h 50m
Ryanair
Tue 1/915:00
HEL
-
STN
2 stops17h 50m
Ryanair
Deal found 8/7£160
Fri 28/813:10
STN
-
HEL
Nonstop2h 50m
Ryanair
Tue 1/923:50
HEL
-
STN
Nonstop3h 00m
Ryanair
Deal found 11/7£162

  • How do most travelers feel about Ryanair?

    When planning your LON-HEL trip, keep in mind that Ryanair is typically rated 6.9/10. This rating comes from 5,435 reviews by Cheapflights users who have traveled with Ryanair.

  • Can I get a flight from London to Helsinki on Ryanair for under £298?

    Cheapflights users have found 11 Ryanair flights for under £298 on the LON-HEL route. Prices on flights to Helsinki from London can vary based on many factors including dates. To look at price based on your preferred dates, click here.

Ryanair flights from London to Helsinki in 2026

Find detailed information about Ryanair flights from London to Helsinki. Explore the options provided by Ryanair to plan your journey from London to Helsinki. Data last updated 12 July 2026.

One-way from

£102

Return from

£155

Popular in

June

Cheapest in

February

Average price (all airlines)

£266
Ryanair
  • Ryanair
  • 15/8
  • 1 total stop
  • 15h 40m total
  • London to Helsinki
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Ryanair
  • Ryanair
  • 5/9-13/9
  • 3 total stops
  • 26h 15m total
  • London to Helsinki
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Highest demand for flights from London to Helsinki-Vantaa; 34% potential price increase.
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Best time to find cheap flights from London to Helsinki-Vantaa; 6% potential price drop.
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Average price for all London to Helsinki-Vantaa flights (one-way and round-trip).
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Which month is the cheapest to fly Economy class from London to Helsinki?

For Economy class flights, the cheapest month to fly this route is February. The most expensive months are July and April.

Rainfall in Helsinki by month

Plan your trip to Helsinki by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Helsinki ranges from 30.0 - 70.0 inches per month. August is typically the wettest month, when rainfall can reach 70.0 mm. February is typically the driest time to visit Helsinki when rainfall is around 30.0 mm.

Temperature in Helsinki by month

Plan your trip to Helsinki by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Helsinki, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around -6.0 C).

When is the best time to book a flight to Helsinki with Ryanair?

The best time to book a flight to Helsinki with Ryanair is 76 days before departure. On average, fares are higher if you book 1 day before departure.

Best time to book a flight from London to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Browse thousands of different options on Cheapflights for your next trip

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Fly from London to Helsinki on another airline

Consider alternative airlines that service the Helsinki area. Flight routes are based on user searches made on Cheapflights and were last updated on 12 July 2026.
Finnair flights from London to Helsinki-Vantaa
Norwegian flights from London to Helsinki-Vantaa

See what others are saying about Ryanair

Read reviews and see what other travellers are saying about their experiences with Ryanair. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Ryanair for your next flight. Reviews last updated 12 July 2026.
Ryanair
6.9
Okay
5,435 reviews
Check prices
Overview

Entertainment

5.7

Boarding

6.7

Comfort

6.5

Food

6.0

Crew

7.5

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