AirHint found the following cheapest one-way flights from Lisbon (LIS) to Kathmandu (KTM) in September 2026 (see full year).
One-Way flights
| 22 Sep | easyJet | ||
| 29 Sep | Etihad Airways | ||
| 01 Sep | TAP | ||
| 06 Sep | TAP | ||
| 21 Sep | Etihad Airways | ||
| 18 Sep | easyJet | ||
| 12 Sep | easyJet | ||
| 24 Sep | IndiGo | ||
| 25 Sep | IndiGo |
Also check the deals for return flights from Lisbon to Kathmandu in September.
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