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

Return flights

17 Sep - 22 Sep	HK Express
10 Sep - 17 Sep	Etihad Airways
08 Sep - 16 Sep	Air China
07 Sep - 18 Sep	Air China
15 Sep - 20 Sep	Air China
08 Sep - 18 Sep	Air China
07 Sep - 13 Sep	Air China
15 Sep - 23 Sep	Air China
15 Sep - 19 Sep	Air China
02 Sep - 10 Sep	T'way Air
26 Sep - 07 Oct	Scoot Tigerair
19 Sep - 04 Oct	HK Express
20 Sep - 04 Oct	Cathay Pacific
24 Sep - 03 Oct	Etihad Airways
01 Sep - 07 Oct	Etihad Airways
22 Sep - 05 Oct	Singapore Airlines
17 Sep - 02 Oct	Cathay Pacific
29 Sep - 09 Oct	EVA Air
12 Sep - 06 Oct	Etihad Airways
29 Sep - 06 Oct	KLM

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 $723

Return flights