Cheapest return flights from Barcelona to Kathmandu in September from $641

AirHint found the following cheapest return flights from Barcelona (BCN) to Kathmandu (KTM) in September 2026 (see full year).

Return flights

10 Sep - 27 Sep Wizz Air Malta
21 Sep - 28 Sep Wizz Air Malta
18 Sep - 02 Oct Wizz Air Malta
28 Sep - 18 Oct Wizz Air Malta
04 Sep - 19 Sep Wizz Air Malta
25 Sep - 10 Oct Wizz Air Malta
04 Sep - 20 Sep Wizz Air Malta
05 Sep - 10 Oct Wizz Air Malta
01 Sep - 12 Sep Wizz Air Malta
10 Sep - 26 Sep Ryanair
21 Sep - 07 Oct Qatar Airways

Also check the deals for one-way flights from Barcelona to Kathmandu in September.

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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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