London (Canada) to Helsinki flights
Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for London to Helsinki is €371 with Porter Airlines Canada (checked on 5 Nov 2026).
Your next trip, last seen at €371
Lowest observedPorter Airlines Canada · 3 stops · One wayWhen to fly
Explore datesMore dates worth a look
Last seen for 1 traveller on 6 Nov 2026. Check today's price.
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
- 11 Jan€427
- 12 Jan€465
- 13 Jan€371
- 14 Jan€441
- 15 Jan€446
- 16 Jan€474
- 18 Jan€427
- 19 Jan€447
- 20 Jan€451
- 21 Jan€431
- 23 Jan€477
- 25 Jan€435
- 26 Jan€431
- 27 Jan€431
- 28 Jan€431
- 29 Jan€431
- Lowest observed
- €371, departing 13 Jan 2027 (Last checked: 5 Nov 2026)One-way fare · Priced departure days checked in the last 14 days: 46Check live prices for this route
- Airlines seen
- Air Canada, Finnair, Frontier Airlines, JetBlue, Norwegian Air International, Porter Airlines Canada, SAS, WestJet (8)
- Typical journey time
- 34h 40m
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
- 6,745 km
- Typical journey time
- 34h 40m
- Airlines seen
- Air Canada, Finnair, Frontier Airlines, JetBlue, Norwegian Air International, Porter Airlines Canada, SAS, WestJet (8)
- Seen on fares with a connection
- WestJet, Porter Airlines Canada, Air Canada, SAS, Finnair, Frontier Airlines
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- 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
Cheapest month from London to Helsinki: January 2027, from €371 (checked 5 Nov 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| November 2026 | €396 | 4 |
| December 2026 | €390 | 6 |
| January 2027 | €371 | 16 |
| February 2027 | €427 | 14 |
| March 2027 | €442 | 6 |
Lowest fare by day of the week
Cheapest day of the week from London to Helsinki: Wednesday, from €371 (checked 5 Nov 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €390 | 11 |
| Tuesday | €427 | 12 |
| Wednesday | €371 | 7 |
| Thursday | €416 | 7 |
| Friday | €427 | 4 |
| Saturday | €420 | 3 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from London to Helsinki by days until departure (61 days or more): €371 (checked 5 Nov 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 8 to 30 days | €390 | 9 |
| 61 days or more | €371 | 36 |
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: Porter Airlines Canada, from €371 (checked 6 Nov 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Porter Airlines Canada | €371Jan 13, 2027 | 14 |
| WestJet | €427Jan 11, 2027 | 31 |
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 €371, found on 5 Nov 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from London to Helsinki?
Cheapest month from London to Helsinki: January 2027, from €371 (checked 5 Nov 2026).
Are there direct flights from London to Helsinki?
Our data holds no non-stop flight from London to Helsinki. The fares on this page include at least one stop.
Which airlines fly from London to Helsinki?
Routavio has seen these carriers on the route: Air Canada, Finnair, Frontier Airlines, JetBlue, Norwegian Air International, Porter Airlines Canada, SAS, WestJet (8).
How long does the flight from London to Helsinki take?
Across the 102 fares Routavio observed, the average journey time is 37h 23m, 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?
None of the 102 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
Which day of the week is cheapest from London to Helsinki?
Cheapest day of the week from London to Helsinki: Wednesday, from €371 (checked 5 Nov 2026).
Which airline has the lowest fare from London to Helsinki?
Cheapest airline from London to Helsinki: Porter Airlines Canada, from €371 (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
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Recently observed fares. Prices may change.