Cheapest return flights from Austin to Frankfurt in December from 647€

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

Return flights

04 Dec - 11 Dec Frontier Airlines
10 Dec - 17 Dec Spirit Airlines
24 Dec - 17 Jan Spirit Airlines
25 Dec - 17 Jan Spirit Airlines
11 Dec - 18 Dec Spirit Airlines
02 Dec - 07 Dec Spirit Airlines
26 Dec - 17 Jan Spirit Airlines
22 Dec - 17 Jan Frontier Airlines
16 Dec - 10 Jan Spirit Airlines
23 Dec - 17 Jan Air France
10 Dec - 18 Dec Spirit Airlines
21 Dec - 22 Jan Spirit Airlines
21 Dec - 10 Jan Frontier Airlines
28 Dec - 04 Jan Spirit Airlines
11 Dec - 03 Jan Spirit Airlines
16 Dec - 23 Dec Lufthansa
14 Dec - 21 Dec Lufthansa
22 Dec - 26 Dec Frontier Airlines
21 Dec - 30 Dec Spirit Airlines
04 Dec - 11 Dec Lufthansa direct

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

Powered by

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.

Book a cheap hotel in Frankfurt

Cheap car rent in Frankfurt

Feel free to contact us with any feedback or request another flight research.