Cheapest return flights from Lisbon to Kathmandu in September from $822

Best time to book flights for Lisbon (LIS) to Kathmandu (KTM) flights at AirHint

AirHint found the following cheapest return flights from Lisbon (LIS) to Kathmandu (KTM) in September 2025 (see full year).

Return flights

30 Sep - 30 Oct TAP
26 Sep - 06 Oct Vueling Airlines
17 Sep - 30 Sep Qatar Airways
10 Sep - 10 Oct Emirates
11 Sep - 10 Oct Emirates
01 Sep - 19 Sep Emirates
16 Sep - 23 Sep Turkish Airlines
16 Sep - 30 Sep Qatar Airways
01 Sep - 13 Sep Emirates
14 Sep - 27 Sep IndiGo
30 Sep - 14 Oct Emirates
21 Sep - 28 Sep Turkish Airlines
01 Sep - 31 Oct Qatar Airways
01 Sep - 23 Oct Qatar Airways
24 Sep - 20 Oct Turkish Airlines
05 Sep - 28 Oct Qatar Airways
15 Sep - 30 Oct Qatar Airways

Also check the deals for one-way flights from Lisbon to Kathmandu 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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