Flight price alerts: London → Helsinki
Sample round trips on this route start around EUR 123; November 2026 is often the cheapest month in our next-3-month window. FlexTrip Alerts is a free email service — set flexible travel dates and a max price, and we notify you when a round trip fits. We check fares about four times per day; we do not sell tickets.
Set a free tracker with flexible dates and your max price. We email you only when a round trip fits.
Sample fares from EUR 123. Cheapest month in our next-3-month sample: November 2026.
Set an alert and we email you when a round trip drops under your limit.
Set a price alertRound trips on this route
Cheapest-seen sample fares (next 3 months) — confirm the final price on the booking site when you click through.
Last updated .
- See deal
- Round trip · 2 nights
- Tue 03 Nov · 14:15
- Return Thu 05 Nov · 22:05
EUR 123
- See deal
- Round trip · 22 nights
- Sun 25 Oct · 13:55
- Return Mon 16 Nov · 20:25
EUR 161
- See deal
- Round trip · 4 nights
- Thu 22 Oct · 08:15
- Return Mon 26 Oct · 14:35
EUR 172
- See deal
- Round trip · 4 nights
- Sat 24 Oct · 17:00
- Return Wed 28 Oct · 21:45
EUR 211
- See deal
- Round trip · 7 nights
- Mon 05 Oct · 13:55
- Return Mon 12 Oct · 16:25
EUR 216
- See deal
- Round trip · 5 nights
- Sun 25 Oct · 13:55
- Return Fri 30 Oct · 07:00
EUR 225
- See deal
- Round trip · 1 night
- Wed 21 Oct · 19:55
- Return Thu 22 Oct · 15:50
EUR 240
- See deal
- Round trip · 4 nights
- Sun 18 Oct · 21:20
- Return Thu 22 Oct · 10:20
EUR 295
| Depart | Return | Stay | Price | Book |
|---|---|---|---|---|
| Tue 03 Nov · 14:15 | Thu 05 Nov · 22:05 | 2 nights | EUR 123 | See deal |
| Sun 25 Oct · 13:55 | Mon 16 Nov · 20:25 | 22 nights | EUR 161 | See deal |
| Thu 22 Oct · 08:15 | Mon 26 Oct · 14:35 | 4 nights | EUR 172 | See deal |
| Sat 24 Oct · 17:00 | Wed 28 Oct · 21:45 | 4 nights | EUR 211 | See deal |
| Mon 05 Oct · 13:55 | Mon 12 Oct · 16:25 | 7 nights | EUR 216 | See deal |
| Sun 25 Oct · 13:55 | Fri 30 Oct · 07:00 | 5 nights | EUR 225 | See deal |
| Wed 21 Oct · 19:55 | Thu 22 Oct · 15:50 | 1 night | EUR 240 | See deal |
| Sun 18 Oct · 21:20 | Thu 22 Oct · 10:20 | 4 nights | EUR 295 | See deal |
Frequently asked questions
- How do I get email alerts when London to Helsinki flights drop in price?
- Create a free FlexTrip Alerts tracker for London (All Airports) (LON) to Helsinki Vantaa Airport (HEL). Choose your flexible departure window, stay length, and maximum price — we email you when a round trip fits.
- Does FlexTrip Alerts book flights from London to Helsinki?
- No — we do not sell tickets. FlexTrip Alerts watches prices and emails you when a fare matches your plan. You book on the airline or travel site you prefer when you receive an alert.
- Can I set flexible travel dates for London to Helsinki alerts?
- Yes. Pick a departure window (not one fixed day) and how many nights you can stay. We match round trips that fit your window, stay length, and max price — then email you when one qualifies.
- How often does FlexTrip Alerts check London to Helsinki fares?
- We scan aggregated fares on a schedule — about four times per day (every ~6 hours, UTC). You can also trigger an on-demand check from your dashboard, with a short cooldown between manual refreshes.
- What is the cheapest month to fly from London to Helsinki?
- Based on recent fare samples on this page, November 2026 is currently the cheapest month to fly from London to Helsinki, with round trips from about EUR 123. Prices change — set an alert to catch the next drop.
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