Cheapest return flights from Chicago to Vienna in December from 534€

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

Return flights

05 Dec - 13 Dec TAP
01 Dec - 08 Dec Air Canada
03 Dec - 11 Dec Frontier Airlines
29 Dec - 12 Jan Scandinavian Airlines
03 Dec - 08 Dec Air Canada
02 Dec - 08 Dec Air Canada
28 Dec - 15 Jan Scandinavian Airlines
28 Dec - 14 Jan Lufthansa
05 Dec - 10 Dec Frontier Airlines
27 Dec - 10 Jan Air Serbia
12 Dec - 16 Dec Aer Lingus
27 Dec - 07 Jan Air Serbia
13 Dec - 17 Dec Frontier Airlines
26 Dec - 15 Jan Frontier Airlines
26 Dec - 14 Jan Frontier Airlines
11 Dec - 14 Dec Aer Lingus
10 Dec - 12 Dec Icelandair
26 Dec - 09 Jan Frontier Airlines
17 Dec - 09 Jan Frontier Airlines
10 Dec - 10 Jan TAP

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

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