Cheapest one-way flights from Washington to Zurich in December from 307€

AirHint found the following cheapest one-way flights from Washington (IAD) to Zurich (ZRH) in December 2025 (see full year).

One-Way flights

03 Dec TAP
11 Dec Allegiant Air
17 Dec Frontier Airlines
22 Dec Frontier Airlines
21 Dec Aer Lingus
03 Dec United direct
10 Dec United direct
11 Dec United direct
17 Dec SWISS direct
22 Dec United direct

Also check the deals for return flights from Washington to Zurich in December.

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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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