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

Return flights

31 Dec - 14 Jan	American Airlines
31 Dec - 14 Jan	United	direct
31 Dec - 07 Jan	British Airways
31 Dec - 07 Jan	United	direct
30 Dec - 06 Jan	British Airways
28 Dec - 11 Jan	Lufthansa	direct
29 Dec - 05 Jan	Lufthansa
17 Dec - 31 Dec	Aer Lingus
21 Dec - 28 Dec	Aer Lingus
18 Dec - 25 Dec	British Airways
28 Dec - 04 Jan	Aer Lingus
27 Dec - 03 Jan	Turkish Airlines
20 Dec - 03 Jan	Aer Lingus
18 Dec - 25 Dec	Lufthansa	direct
21 Dec - 28 Dec	Lufthansa	direct
17 Dec - 31 Dec	Lufthansa	direct

Also check the deals for one-way flights from Washington to Munich 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 Munich in December from $585

Return flights