AirHint found the following cheapest return flights from Chicago (ORD) to Tokyo (HND) in October 2025 (see full year).

Return flights

01 Oct - 15 Oct	Cathay Pacific
16 Oct - 21 Oct	Cathay Pacific
01 Oct - 14 Oct	Cathay Pacific
15 Oct - 19 Oct	Cathay Pacific
01 Oct - 07 Oct	Cathay Pacific
06 Oct - 12 Oct	Cathay Pacific
07 Oct - 17 Oct	Cathay Pacific
09 Oct - 18 Oct	Cathay Pacific
05 Oct - 21 Oct	Cathay Pacific
18 Oct - 22 Oct	Cathay Pacific
26 Oct - 14 Nov	Cathay Pacific
23 Oct - 15 Nov	Cathay Pacific
26 Oct - 14 Nov	United	direct
23 Oct - 15 Nov	ANA	direct
30 Oct - 11 Nov	Emirates

Also check the deals for one-way flights from Chicago to Tokyo 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.

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Cheapest return flights from Chicago to Tokyo in October from 661€

Return flights