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

Return flights

03 Dec - 10 Dec	Air Canada
08 Dec - 31 Jan	TAP
10 Dec - 14 Dec	Royal Air Maroc
28 Dec - 10 Jan	Royal Air Maroc
01 Dec - 22 Dec	TAP
03 Dec - 07 Dec	Aer Lingus
24 Dec - 11 Jan	Allegiant Air
05 Dec - 08 Dec	TAP
19 Dec - 10 Jan	Frontier Airlines
26 Dec - 09 Jan	Air Canada
16 Dec - 26 Dec	Aer Lingus
27 Dec - 04 Jan	Lufthansa
14 Dec - 21 Dec	Aer Lingus
26 Dec - 10 Jan	Air Canada
23 Dec - 29 Dec	Aer Lingus
26 Dec - 30 Dec	TAP
23 Dec - 30 Dec	Aer Lingus
21 Dec - 04 Jan	Frontier Airlines
27 Dec - 01 Jan	Lufthansa
27 Dec - 02 Jan	Lufthansa

Also check the deals for one-way flights from Washington to Hahn in December.

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 December from $615

Return flights