AirHint found the following cheapest return flights from Helsinki (HEL) to Prague (PRG) in September 2026 (see full year).
Return flights
| 22 Sep - 24 Sep | airBaltic | ||
| 17 Sep - 20 Sep | airBaltic | ||
| 24 Sep - 29 Sep | airBaltic | ||
| 17 Sep - 20 Sep | Finnair | direct | |
| 22 Sep - 24 Sep | Finnair | direct |
Also check the deals for one-way flights from Helsinki to Prague in September.
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