AirHint found the following cheapest return flights from Lisbon (LIS) to Helsinki (HEL) in October 2026 (see full year).
Return flights
| 16 Oct - 18 Oct | easyJet | ||
| 24 Oct - 27 Oct | easyJet | ||
| 02 Oct - 05 Oct | Ryanair | ||
| 03 Oct - 05 Oct | TAP | ||
| 16 Oct - 18 Oct | TAP | direct | |
| 02 Oct - 05 Oct | TAP | direct | |
| 03 Oct - 05 Oct | TAP | direct |
Also check the deals for one-way flights from Lisbon to Helsinki in October.
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