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Cheap flights from London to Helsinki

One-way from £25, found by travellers in the last 7 days. Aviasales checks the live price.

Departure
Return
Prices for nearby dates
Wed, Oct 28£84Thu, Oct 29£73Fri, Oct 30£70Sat, Oct 31£25Sun, Nov 1Any priceMon, Nov 2Any priceTue, Nov 3Any priceWed, Nov 4Any price

Cheapest one-way tickets

Recent finds on different dates, for 1 adult. Baggage and fare rules are shown on Aviasales, where the price is checked live.

Cheapest
£25
Ryanair, flight FR 9145Found 7 days ago, 1 adult
Check price on Aviasales
06:20LondonSat, Oct 31
Travel time 2h 50m, nonstopSTNHEL
11:10HelsinkiSat, Oct 31
£57
ALPAVIA, flight AL 4693Found 4 days ago, 1 adult
Check price on Aviasales
08:10LondonMon, Nov 9
Travel time 3h 20m, 1 stopSTNHEL
13:30HelsinkiMon, Nov 9
£70
Norwegian Air Sweden, flight D8 2767Found 7 days ago, 1 adult
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10:05LondonFri, Oct 30
Travel time 3h, nonstopLGWHEL
15:05HelsinkiFri, Oct 30
£73
Ryanair, flight FR 9145Found 7 days ago, 1 adult
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16:40LondonThu, Oct 29
Travel time 2h 50m, nonstopSTNHEL
21:30HelsinkiThu, Oct 29
£73
Ryanair, flight FR 2344Found 2 days ago, 1 adult
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16:05LondonTue, Dec 1
Travel time 2h 50m, nonstopSTNHEL
20:55HelsinkiTue, Dec 1

Round trips

The cheapest return tickets found recently, price for the whole trip.

Plan the rest of the trip

  • Mobile data in FinlandTravel eSIM from $4, installed before you fly.
    Compare plans
  • Getting from the airportTransfers and car hire in Helsinki, booked ahead at a fixed price.
    See options
  • Things to do in HelsinkiPopular tours from $22.94 per person.
    See ideas
  • Travel insuranceTravel insurance quotes for Finland from EKTA; check what each policy covers.
    Get a quote
  • Flight delayed?Arrived 3+ hours late, cancelled at short notice or bumped? Up to £350 per person under UK261.
    Check

Price calendar

The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.

October 2026

MoTuWeThFrSaSu1234£1835–6–7–8£899–10–11£11312£10013–14–15–16–17–18–19–20–21–22–23–24–25£15126£12327£9428£8429£7330£7031£25

November 2026

MoTuWeThFrSaSu1–2–3–4–5–6–7–8–9£5710–11–12–13–14–15–16–17–18–19–20–21–22–23–24–25–26–27–28–29–30–

December 2026

MoTuWeThFrSaSu1£732–345678910111213141516171819202122232425262728293031
£73 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Oct 31, £25.

Lowest fares by month

In the fares found this week, October has the lowest: from £25 one-way, against £73 in December. Pick a month to see its cheapest date.

£0£25£50£75£25OctNovDecJanFebMarAprMayJunJulAugSep
Show as a table
MonthCheapest one-wayDateStops
October£25Sat, Oct 31Nonstop
November£57Mon, Nov 91 stop
December£73Tue, Dec 1Nonstop
January 2027—
February 2027—
March 2027—
April 2027—
May 2027—
June 2027—
July 2027—
August 2027—
September 2027—

Questions travellers ask

What is the cheapest month to fly from London to Helsinki?

In the fares found this week, October has the lowest: from £25 one-way, against £73 in December.

Are there direct flights from London to Helsinki?

Yes. Recent fares include nonstop flights with Ryanair and Norwegian Air Sweden.

How long is the flight from London to Helsinki?

A nonstop flight takes about 2h 50m. The distance is 1,779 km.

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