Cheapest return flights from Seattle to Vienna in December from 426€

AirHint found the following cheapest return flights from Seattle (SEA) to Vienna (VIE) in December 2025 (see full year).

Return flights

06 Dec - 14 Dec SWISS
28 Dec - 13 Jan Air France
01 Dec - 08 Dec Condor
01 Dec - 09 Dec United
13 Dec - 24 Dec Condor
21 Dec - 08 Jan Sun Country Airlines
23 Dec - 29 Dec Condor
23 Dec - 30 Dec Condor
12 Dec - 03 Jan Alaska Airlines
22 Dec - 29 Dec Condor
22 Dec - 30 Dec Condor
18 Dec - 02 Jan Hawaiian Airlines

Also check the deals for one-way flights from Seattle to Vienna in December.

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