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

Return flights

22 Aug - 21 Sep	Fly One
30 Aug - 14 Sep	Wizz Air Malta
24 Aug - 21 Sep	SkyUp Malta
30 Aug - 15 Sep	Wizz Air Malta
22 Aug - 03 Sep	Fly One
30 Aug - 13 Sep	Wizz Air Malta
22 Aug - 06 Sep	Fly One
21 Aug - 07 Sep	KLM
31 Aug - 28 Sep	ITA Airways
25 Aug - 01 Sep	Wizz Air Malta
15 Aug - 28 Aug	Fly One
15 Aug - 31 Aug	Fly One
21 Aug - 31 Aug	ITA Airways
10 Aug - 27 Aug	SkyUp Malta
18 Aug - 31 Aug	Wizz Air Malta
04 Aug - 17 Aug	Wizz Air Malta
02 Aug - 17 Aug	Vueling Airlines
05 Aug - 26 Aug	Pegasus Airlines
16 Aug - 30 Aug	SkyUp Malta
09 Aug - 16 Aug	Pegasus Airlines

Also check the deals for one-way flights from Barcelona 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 Barcelona to Kathmandu in August from $791

Return flights