Cheapest return flights from Las Vegas to Vienna in December from $952

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

Return flights

03 Dec - 29 Dec WestJet
07 Dec - 29 Dec Frontier Airlines
14 Dec - 29 Dec Frontier Airlines
15 Dec - 29 Dec Frontier Airlines
18 Dec - 29 Dec WestJet
15 Dec - 28 Dec Frontier Airlines
21 Dec - 29 Dec Frontier Airlines
21 Dec - 31 Dec Air Canada
21 Dec - 28 Dec Frontier Airlines

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

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