Cheapest return flights from Austin to Ljubljana in September from $729

Best time to book flights for Austin (AUS) to Ljubljana (LJU) flights at AirHint

AirHint found the following cheapest return flights from Austin (AUS) to Ljubljana (LJU) in September 2025 (see full year).

Return flights

10 Sep - 22 Sep Air Canada
09 Sep - 19 Sep Air Canada
11 Sep - 23 Sep Lufthansa
05 Sep - 17 Sep Air Canada
11 Sep - 24 Sep British Airways
09 Sep - 20 Sep British Airways
09 Sep - 21 Sep British Airways
16 Sep - 28 Sep British Airways
06 Sep - 14 Sep British Airways

Also check the deals for one-way flights from Austin to Ljubljana in September.

Skyscanner

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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