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

Return flights

01 Mar - 14 Mar	Pegasus Airlines
05 Mar - 14 Mar	Pegasus Airlines
06 Mar - 13 Mar	Pegasus Airlines
02 Mar - 16 Mar	Pegasus Airlines
02 Mar - 15 Mar	Pegasus Airlines
27 Mar - 06 Apr	Pegasus Airlines
25 Mar - 09 Apr	Pegasus Airlines
28 Mar - 11 Apr	Pegasus Airlines
28 Mar - 05 Apr	Pegasus Airlines

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

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 March from $748

Return flights