AirHint found the following cheapest return flights from Austin (AUS) to London (LGW) in December 2026 (see full year).
Return flights
| 27 Dec - 05 Jan | Lufthansa | ||
| 11 Dec - 10 Jan | Alaska Airlines | ||
| 19 Dec - 02 Jan | Air France | ||
| 15 Dec - 22 Dec | Lufthansa | ||
| 19 Dec - 04 Jan | jetBlue |
Also check the deals for one-way flights from Austin to London in December.
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