Flight price alerts: London → Helsinki
Sample round trips on this route start around EUR 94; January 2027 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 94. Cheapest month in our next-3-month sample: January 2027.
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 · 4 nights
- Mon 18 Jan · 15:00
- Return Fri 22 Jan · 23:40
EUR 94
- See deal
- Round trip · 4 nights
- Mon 07 Dec · 06:50
- Return Fri 11 Dec · 23:40
EUR 147
- See deal
- Round trip · 2 nights
- Mon 14 Dec · 09:15
- Return Wed 16 Dec · 21:45
EUR 152
- See deal
- Round trip · 7 nights
- Sun 29 Nov · 07:15
- Return Sun 06 Dec · 12:35
EUR 158
- See deal
- Round trip · 6 nights
- Wed 18 Nov · 06:40
- Return Tue 24 Nov · 21:30
EUR 170
- See deal
- Round trip · 10 nights
- Sun 13 Dec · 04:30
- Return Wed 23 Dec · 19:50
EUR 227
- See deal
- Round trip · 3 nights
- Thu 24 Dec · 07:55
- Return Sun 27 Dec · 17:20
EUR 229
- See deal
- Round trip · 4 nights
- Tue 29 Dec · 06:20
- Return Sat 02 Jan · 19:45
EUR 258
- See deal
- Round trip · 6 nights
- Wed 23 Dec · 16:20
- Return Tue 29 Dec · 11:45
EUR 284
| Depart | Return | Stay | Price | Book |
|---|---|---|---|---|
| Mon 18 Jan · 15:00 | Fri 22 Jan · 23:40 | 4 nights | EUR 94 | See deal |
| Mon 07 Dec · 06:50 | Fri 11 Dec · 23:40 | 4 nights | EUR 147 | See deal |
| Mon 14 Dec · 09:15 | Wed 16 Dec · 21:45 | 2 nights | EUR 152 | See deal |
| Sun 29 Nov · 07:15 | Sun 06 Dec · 12:35 | 7 nights | EUR 158 | See deal |
| Wed 18 Nov · 06:40 | Tue 24 Nov · 21:30 | 6 nights | EUR 170 | See deal |
| Sun 13 Dec · 04:30 | Wed 23 Dec · 19:50 | 10 nights | EUR 227 | See deal |
| Thu 24 Dec · 07:55 | Sun 27 Dec · 17:20 | 3 nights | EUR 229 | See deal |
| Tue 29 Dec · 06:20 | Sat 02 Jan · 19:45 | 4 nights | EUR 258 | See deal |
| Wed 23 Dec · 16:20 | Tue 29 Dec · 11:45 | 6 nights | EUR 284 | 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, January 2027 is currently the cheapest month to fly from London to Helsinki, with round trips from about EUR 94. Prices change — set an alert to catch the next drop.
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