AirHint found the following cheapest return flights from Osaka (KIX) to Barcelona (BCN) in May 2026 (see full year).

Return flights

08 May - 15 May	Air China
21 May - 28 May	Air China
15 May - 22 May	Air China
07 May - 13 May	Air China
02 May - 06 May	Singapore Airlines
04 May - 11 May	Singapore Airlines
03 May - 09 May	Cathay Pacific
02 May - 09 May	Singapore Airlines
03 May - 08 May	Air China

Also check the deals for one-way flights from Osaka to Barcelona in May.

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

Cheapest return flights from Osaka to Barcelona in May from 636€

Return flights