Cheapest one-way flights from Kathmandu to Barcelona in May from $410

Best time to book flights for Kathmandu (KTM) to Barcelona (BCN) flights at AirHint

AirHint found the following cheapest one-way flights from Kathmandu (KTM) to Barcelona (BCN) in May 2025 (see full year).

One-Way flights

08 May Nepal Airlines
17 May Nepal Airlines
01 May Nepal Airlines
11 May Qatar Airways

Also check the deals for return flights from Kathmandu to Barcelona in May.

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.

Book a cheap hotel in Barcelona

Cheap car rent in Barcelona