Cheapest return flights from Austin to Oslo in December from $466

AirHint found the following cheapest return flights from Austin (AUS) to Oslo (OSL) in December 2025 (see full year).

Return flights

30 Dec - 16 Jan Lufthansa
30 Dec - 20 Jan Lufthansa
30 Dec - 14 Jan Lufthansa
16 Dec - 10 Jan Spirit Airlines
17 Dec - 10 Jan Spirit Airlines
24 Dec - 31 Dec Spirit Airlines
18 Dec - 10 Jan Frontier Airlines
19 Dec - 25 Dec Spirit Airlines
22 Dec - 01 Jan Delta

Also check the deals for one-way flights from Austin to Oslo in December.

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