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

Return flights

16 Sep - 22 Sep	Air China
09 Sep - 15 Sep	Air China
24 Sep - 03 Oct	Air China
10 Sep - 16 Sep	Etihad Airways
22 Sep - 27 Sep	Air India
11 Sep - 14 Sep	Air China
22 Sep - 26 Sep	Air India
09 Sep - 17 Sep	T'way Air
08 Sep - 12 Sep	Air China
14 Sep - 18 Sep	Air China
07 Sep - 12 Sep	Air China
22 Sep - 15 Oct	Air China
23 Sep - 04 Oct	Air China
21 Sep - 04 Oct	Air China
23 Sep - 14 Oct	Air China
19 Sep - 04 Oct	Air China
22 Sep - 13 Oct	Air China
22 Sep - 04 Oct	Air China
28 Sep - 03 Oct	Etihad Airways
23 Sep - 09 Oct	Air China

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

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 Tokyo to Barcelona in September from 698€

Return flights