Cheapest return flights from Barcelona to Osaka in September from $787

Best time to book flights for Barcelona (BCN) to Osaka (KIX) flights at AirHint

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

Return flights

06 Sep - 21 Sep Air China
08 Sep - 29 Sep Finnair
01 Sep - 10 Sep Finnair
01 Sep - 29 Sep Finnair
22 Sep - 28 Sep Air China
01 Sep - 19 Sep Air China
15 Sep - 28 Sep Air China
20 Sep - 27 Sep ANA
20 Sep - 08 Oct Qatar Airways
03 Sep - 24 Sep Ryanair
24 Sep - 10 Oct Emirates
27 Sep - 11 Oct Lufthansa

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

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 Osaka

Cheap car rent in Osaka