Cheapest return flights from Madrid to Kathmandu in September from $765

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

Return flights

13 Sep - 27 Sep Pegasus Airlines
21 Sep - 05 Oct Pegasus Airlines
14 Sep - 21 Sep Pegasus Airlines
11 Sep - 24 Sep Pegasus Airlines
05 Sep - 24 Sep Pegasus Airlines
11 Sep - 21 Sep Ryanair
08 Sep - 20 Sep Pegasus Airlines
07 Sep - 19 Sep Pegasus Airlines
08 Sep - 14 Sep Air Europa
10 Sep - 29 Sep Wizz Air Malta
04 Sep - 14 Sep Pegasus Airlines
19 Sep - 04 Oct Pegasus Airlines
26 Sep - 18 Oct Pegasus Airlines
26 Sep - 28 Oct Pegasus Airlines
26 Sep - 11 Oct Pegasus Airlines
19 Sep - 01 Oct Pegasus Airlines
27 Sep - 29 Oct Pegasus Airlines
27 Sep - 28 Oct Pegasus Airlines
26 Sep - 10 Oct Pegasus Airlines
26 Sep - 12 Oct Pegasus Airlines

Also check the deals for one-way flights from Madrid 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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