London to Helsinki flights
Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for London to Helsinki is €21 with Ryanair (checked on 6 Nov 2026).
Your next trip, last seen at €21
Lowest observedRyanair · Non-stop · One wayWhen to fly
Explore datesMore dates worth a look
Find the dates that work for you
The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- 13 Feb€118
- 14 Feb€101
- 15 Feb€84
- Lowest observed
- €21, departing 19 Feb 2027 (Last checked: 6 Nov 2026)One-way fare · Priced departure days checked in the last 14 days: 35Check live prices for this route
- Round trip
- €75, departing 13 Jan 2027, back 22 Jan 2027 (Last checked: 12 Nov 2026)
- Non-stop, one way
- €21, departing 19 Feb 2027 (Last checked: 6 Nov 2026)
- Airlines seen
- Finnair, Norwegian Air International, Ryanair, Air France, KLM, Lufthansa, Lufthansa City Airlines, SAS, Wizz Air UK (9)
- Fastest observed flight time
- 2h 50m
- Non-stop
- Yes
About this route
Explore the fares we observed from London to Helsinki. Prices move often, so pick your dates to see the latest options.
- Route distance
- 1,821 km
- Fastest observed flight time
- 2h 50m
- Airlines seen
- Finnair, Norwegian Air International, Ryanair, Air France, KLM, Lufthansa, Lufthansa City Airlines, SAS, Wizz Air UK (9)
- Alternative airports
- LCY, LGW, LTN, SEN, STN
Route-level information; individual journeys vary.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Non-stop airlines seen on this route
| Airline | Non-stop days / priced days |
|---|---|
| Ryanair | 96 / 126 |
| Norwegian Air International | 3 / 126 |
Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.
Airport to city: straight-line distance
- London City Airport (LCY) → London, city gazetteer reference point (51.5074, -0.1278): ≈ 13 km.
- London Heathrow (LHR) → London, city gazetteer reference point (51.5074, -0.1278): ≈ 23 km.
- London Gatwick (LGW) → London, city gazetteer reference point (51.5074, -0.1278): ≈ 40 km.
- London Luton (LTN) → London, city gazetteer reference point (51.5074, -0.1278): ≈ 44 km.
- London Stansted (STN) → London, city gazetteer reference point (51.5074, -0.1278): ≈ 49 km.
- London Southend Airport (SEN) → London, city gazetteer reference point (51.5074, -0.1278): ≈ 57 km.
- Helsinki Vantaa (HEL) → Helsinki, city gazetteer reference point (60.1699, 24.9384): ≈ 16 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
| Month | Lowest fare | Priced days |
|---|---|---|
| November 2026 | €83 | 14 |
| December 2026 | €81 | 15 |
| January 2027 | €34 | 3 |
| February 2027 | €84 | 3 |
Lowest fare by day of the week
Cheapest Friday departure we saw from London to Helsinki: 1 Jan 2027, €34 (checked 11 Nov 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €84 | 4 |
| Tuesday | €90 | 3 |
| Wednesday | €97 | 4 |
| Thursday | €97 | 4 |
| Friday | €34 | 5 |
| Saturday | €54 | 8 |
| Sunday | €74 | 7 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Observed fares by departure date
| Departure | Fare | Seen on |
|---|---|---|
| €107 | 5 Nov 2026 | |
| €92 | 6 Nov 2026 | |
| €112 | 12 Nov 2026 | |
| €129 | 5 Nov 2026 | |
| €133 | 5 Nov 2026 | |
| €116 | 12 Nov 2026 | |
| €97 | 9 Nov 2026 | |
| €110 | 10 Nov 2026 | |
| €83 | 7 Nov 2026 | |
| €90 | 12 Nov 2026 | |
| €90 | 12 Nov 2026 | |
| €90 | 12 Nov 2026 | |
| €97 | 11 Nov 2026 | |
| €99 | 12 Nov 2026 | |
| €99 | 12 Nov 2026 | |
| €99 | 12 Nov 2026 | |
| €99 | 9 Nov 2026 | |
| €78 | 5 Nov 2026 | |
| €84 | 5 Nov 2026 | |
| €21 | 6 Nov 2026 |
One-way fares. Each row is one price we saw for that departure day on the date shown, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from London to Helsinki by days until departure (31 to 60 days): €34 (checked 11 Nov 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €92 | 5 |
| 8 to 30 days | €83 | 11 |
| 31 to 60 days | €34 | 16 |
| 61 days or more | €84 | 3 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from London to Helsinki: Ryanair, €21 (checked 6 Nov 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Ryanair | €21Feb 19, 2027 | 103 |
| Norwegian Air International | €84Jan 17, 2027 | 5 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from London to Helsinki?
The lowest fare Routavio has observed is €21, found on 6 Nov 2026.
Are there direct flights from London to Helsinki?
Yes. Published schedules report non-stop flights on this route with Finnair, Norwegian Air International, Ryanair, British Airways, Norwegian.
Which airlines fly from London to Helsinki?
Routavio has seen these carriers on the route: Finnair, Norwegian Air International, Ryanair, Air France, KLM, Lufthansa, Lufthansa City Airlines, SAS, Wizz Air UK (9).
How long does the flight from London to Helsinki take?
Across the 102 fares Routavio observed, the average journey time is 3h 17m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed London to Helsinki fares were non-stop?
94 of the 110 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
How much is a round trip from London to Helsinki?
Cheapest round trip: €75, departing 13 Jan 2027, back 22 Jan 2027 (checked 12 Nov 2026).
How much is a non-stop flight from London to Helsinki?
Cheapest non-stop one-way fare: €21, departing 19 Feb 2027 (checked 6 Nov 2026).
Which airlines had non-stop offers on at least 3 departure dates from London to Helsinki?
For London to Helsinki, examples of observed one-way non-stop offers checked within the last 14 days: Ryanair (96), Norwegian Air International (3). Each number counts distinct departure dates, not weekly flights; check current availability in search.
Which day of the week is cheapest from London to Helsinki?
Cheapest Friday departure we saw from London to Helsinki: 1 Jan 2027, €34 (checked 11 Nov 2026).
Which airline has the lowest fare from London to Helsinki?
Cheapest airline from London to Helsinki: Ryanair, €21 (checked 6 Nov 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
Keep exploring
Similar routes
Non-stop airlines on this route
- Finnair
- Norwegian Air International
- Ryanair
- British Airways
- Norwegian
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Recently observed fares. Prices may change.