AirHint found the following cheapest one-way flights from Lisbon (LIS) to Warsaw (WMI) in September 2026 (see full year).
One-Way flights
| 24 Sep | Ryanair | ||
| 02 Sep | Ryanair | direct | |
| 22 Sep | Ryanair | ||
| 07 Sep | TAP | ||
| 05 Sep | Iberia | ||
| 01 Sep | Ryanair | direct | |
| 20 Sep | Ryanair | ||
| 28 Sep | Iberia | ||
| 26 Sep | Ryanair | direct | |
| 30 Sep | Ryanair | direct |
Also check the deals for return flights from Lisbon to Warsaw in September.
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