AirHint found the following cheapest return flights from Basel (BSL) to Tokyo (HND) in September 2025 (see full year).

Return flights

16 Sep - 19 Oct	easyJet
17 Sep - 29 Sep	Air France
04 Sep - 20 Sep	easyJet
03 Sep - 16 Sep	Air France
19 Sep - 04 Oct	easyJet
01 Sep - 06 Sep	Wizz Air
03 Sep - 14 Sep	Ryanair
22 Sep - 27 Sep	easyJet
16 Sep - 13 Oct	Air France
04 Sep - 10 Sep	Air France
21 Sep - 06 Oct	easyJet
20 Sep - 06 Oct	Wizz Air
08 Sep - 27 Sep	Air France
16 Sep - 03 Oct	Air France
08 Sep - 28 Sep	Air France
27 Sep - 12 Oct	British Airways
18 Sep - 05 Oct	Air France
26 Sep - 11 Oct	easyJet

Also check the deals for one-way flights from Basel to Tokyo 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 Basel to Tokyo in September from $979

Return flights