The cheapest month to fly to Helsinki is most often November — cheapest from 38% of the 39 origin cities we track, and an autumn month (Sep–Nov) is cheapest for 64% of them. It depends where you fly from; the cheapest right now are Brussels (from 62 EUR, October); London (from 65 EUR, October); Vienna (from 82 EUR, October); Stockholm (from 83 EUR, August).
When is it cheapest to fly to Helsinki? Below is the cheapest month and round-trip fare from 39 origin cities, from Flightmussy's 12-month fare scans. Updated 2026-06-16.
| Route | Cheapest month | From | Yearly swing |
|---|---|---|---|
| Brussels → Helsinki | October 2026 | 62 EUR | 63% |
| London → Helsinki | October 2026 | 65 EUR | 75% |
| Vienna → Helsinki | October 2026 | 82 EUR | 51% |
| Stockholm → Helsinki | August 2026 | 83 EUR | 10% |
| Copenhagen → Helsinki | August 2026 | 131 EUR | 16% |
| Berlin → Helsinki | August 2026 | 140 EUR | 25% |
| Prague → Helsinki | August 2026 | 159 EUR | 29% |
| Munich → Helsinki | November 2026 | 163 EUR | 28% |
| Istanbul → Helsinki | March 2027 | 164 EUR | 39% |
| Barcelona → Helsinki | August 2026 | 167 EUR | 32% |
| Hamburg → Helsinki | November 2026 | 171 EUR | 19% |
| Dublin → Helsinki | November 2026 | 173 EUR | 52% |
| Frankfurt → Helsinki | November 2026 | 180 EUR | 38% |
| Paris → Helsinki | November 2026 | 186 EUR | 20% |
| Rome → Helsinki | November 2026 | 190 EUR | 27% |
| Zurich → Helsinki | November 2026 | 192 EUR | 29% |
| Amsterdam → Helsinki | September 2026 | 195 EUR | 34% |
| Madrid → Helsinki | January 2027 | 195 EUR | 39% |
| Edinburgh → Helsinki | November 2026 | 211 EUR | 28% |
| Manchester → Helsinki | November 2026 | 211 EUR | 25% |
| Lisbon → Helsinki | January 2027 | 231 EUR | 16% |
| Boston → Helsinki | November 2026 | 382 EUR | 28% |
| Washington → Helsinki | November 2026 | 408 EUR | 54% |
| Delhi → Helsinki | December 2026 | 490 EUR | 34% |
| Chicago → Helsinki | October 2026 | 560 EUR | 27% |
| Kuala Lumpur → Helsinki | October 2026 | 613 EUR | 23% |
| Miami → Helsinki | November 2026 | 630 EUR | 29% |
| Sao Paulo → Helsinki | November 2026 | 631 EUR | 38% |
| Jakarta → Helsinki | September 2026 | 675 EUR | 31% |
| San Francisco → Helsinki | August 2026 | 694 EUR | 36% |
| Vancouver → Helsinki | September 2026 | 732 EUR | 20% |
| Los Angeles → Helsinki | October 2026 | 733 EUR | 21% |
| Rio De Janeiro → Helsinki | May 2027 | 854 EUR | 27% |
| Osaka → Helsinki | August 2026 | 856 EUR | 27% |
| Mexico City → Helsinki | August 2026 | 894 EUR | 13% |
| Bogota → Helsinki | October 2026 | 965 EUR | 19% |
| Tokyo → Helsinki | January 2027 | 1019 EUR | 31% |
| Sydney → Helsinki | November 2026 | 1021 EUR | 23% |
| Melbourne → Helsinki | November 2026 | 1088 EUR | 80% |
Fares are round-trip estimates in EUR from 12-month scans — they change constantly; click any route to search live prices.
See also: the cheapest month to fly almost anywhere — Flightmussy's global fare-data study.
Flightmussy is a free, independent flight search for travellers anywhere in the world. No signup, no ads, no tracking — email is optional, only for route price alerts. Compare fares across every airline and see 12 months of prices at a glance, including the low-cost carriers Google Flights often buries. Book directly with the airline or a trusted partner — we never add a markup.
Flightmussy runs its own 12-month forward fare scans across thousands of routes worldwide and publishes the data openly. Read the cheapest month to fly almost anywhere → — a global study of when fares are lowest — or browse the cheapest destinations from a city: