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

Return flights

08 Oct - 15 Oct	Spirit Airlines
07 Oct - 14 Oct	Spirit Airlines
01 Oct - 15 Oct	Spirit Airlines
26 Oct - 15 Nov	WestJet
08 Oct - 01 Nov	Spirit Airlines
06 Oct - 01 Nov	Frontier Airlines
01 Oct - 08 Oct	Spirit Airlines
28 Oct - 04 Nov	Frontier Airlines
01 Oct - 25 Oct	Spirit Airlines
05 Oct - 25 Oct	Spirit Airlines
02 Oct - 25 Oct	Spirit Airlines
10 Oct - 20 Oct	Spirit Airlines
11 Oct - 16 Oct	Spirit Airlines
10 Oct - 21 Oct	Spirit Airlines

Also check the deals for one-way flights from Chicago to Hahn 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 Hahn in October from 484€

Return flights