AirHint found the following cheapest return flights from Osaka (ITM) to Barcelona (BCN) in October 2025 (see full year).

Return flights

01 Oct - 30 Nov	Lufthansa
01 Oct - 08 Oct	Lufthansa
08 Oct - 14 Oct	Lufthansa
06 Oct - 14 Oct	Lufthansa
15 Oct - 21 Oct	Lufthansa
13 Oct - 21 Oct	Lufthansa
10 Oct - 14 Oct	Lufthansa
28 Oct - 02 Nov	Lufthansa
09 Oct - 14 Oct	Japan Airlines
02 Oct - 06 Oct	Japan Airlines
20 Oct - 24 Oct	Japan Airlines
03 Oct - 13 Oct	Lufthansa
25 Oct - 01 Nov	Lufthansa
29 Oct - 03 Nov	Japan Airlines
31 Oct - 08 Nov	Japan Airlines
29 Oct - 02 Nov	Japan Airlines
31 Oct - 06 Nov	Japan Airlines
31 Oct - 07 Nov	Lufthansa
30 Oct - 02 Nov	Lufthansa

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

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 October from $1478

Return flights