Cheapest one-way flights from Helsinki to Warsaw in September from $53

AirHint found the following cheapest one-way flights from Helsinki (HEL) to Warsaw (WMI) in September 2025 (see full year).

One-Way flights

29 Sep Ryanair direct
26 Sep Ryanair direct
08 Sep Ryanair direct
22 Sep Ryanair direct
01 Sep Ryanair direct
12 Sep Ryanair direct
19 Sep Ryanair
11 Sep Norwegian Air Sweden AOC
15 Sep Ryanair
19 Sep Ryanair direct

Also check the deals for return flights from Helsinki to Warsaw in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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