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

Return flights

10 Aug - 31 Aug	Wizz Air Malta
07 Aug - 26 Aug	ITA Airways
15 Aug - 24 Aug	Wizz Air Malta
02 Aug - 17 Aug	Wizz Air Malta
21 Aug - 25 Sep	ITA Airways
08 Aug - 24 Aug	Wizz Air
30 Aug - 16 Sep	Wizz Air Malta
17 Aug - 04 Sep	ITA Airways
01 Aug - 15 Aug	Air Europa
09 Aug - 31 Aug	Aegean Airlines
15 Aug - 29 Aug	Wizz Air Malta
08 Aug - 31 Aug	Wizz Air
20 Aug - 27 Aug	Pegasus Airlines
11 Aug - 01 Sep	Wizz Air Malta

Also check the deals for one-way flights from Madrid to Kathmandu in August.

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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Cheapest return flights from Madrid to Kathmandu in August from 695€

Return flights