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

Return flights

27 Oct - 08 Nov	Lufthansa
19 Oct - 05 Nov	TAP
22 Oct - 15 Nov	Frontier Airlines
19 Oct - 08 Nov	TAP
15 Oct - 08 Nov	Frontier Airlines
25 Oct - 15 Nov	TAP
18 Oct - 08 Nov	Frontier Airlines
17 Oct - 08 Nov	TAP
11 Oct - 18 Oct	Frontier Airlines
02 Oct - 15 Oct	Frontier Airlines
10 Oct - 13 Oct	Lufthansa
04 Oct - 18 Oct	Frontier Airlines
22 Oct - 17 Nov	Frontier Airlines
18 Oct - 25 Oct	Frontier Airlines
04 Oct - 25 Oct	Frontier Airlines
12 Oct - 22 Oct	TAP
22 Oct - 27 Oct	Frontier Airlines
19 Oct - 02 Nov	TAP
08 Oct - 25 Oct	Frontier Airlines
14 Oct - 30 Oct	TAP

Also check the deals for one-way flights from Washington 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 Washington to Hahn in October from $594

Return flights