AirHint found the following cheapest return flights from Austin (AUS) to Barcelona (BCN) in January 2026 (see full year).

Return flights

12 Jan - 19 Jan	jetBlue
10 Jan - 17 Jan	jetBlue
17 Jan - 24 Jan	jetBlue
19 Jan - 26 Jan	jetBlue
24 Jan - 31 Jan	jetBlue
18 Jan - 25 Jan	Spirit Airlines
21 Jan - 28 Jan	Air Canada
11 Jan - 18 Jan	jetBlue
03 Jan - 11 Jan	jetBlue
20 Jan - 27 Jan	Virgin Atlantic
27 Jan - 03 Feb	United

Also check the deals for one-way flights from Austin to Barcelona in January.

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.

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Cheapest return flights from Austin to Barcelona in January from 407€

Return flights