Cheapest return flights from Lisbon to Kathmandu in September from 730€

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

01 Sep - 30 Sep KLM
30 Sep - 29 Oct TAP
25 Sep - 29 Oct TAP
17 Sep - 18 Oct easyJet
27 Sep - 27 Oct Ryanair
17 Sep - 20 Oct easyJet
25 Sep - 25 Oct TAP
28 Sep - 29 Oct Ryanair
22 Sep - 30 Oct TAP
29 Sep - 28 Oct Transavia France
28 Sep - 28 Oct Ryanair
16 Sep - 23 Sep Emirates

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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