This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $551 fare is the cheapest current round-trip from Austin (AUS) to LGB on Southwest flight WN4915, departing 2026-08-03 at 13:15 with return on 2026-08-06.

Clicking "Book this flight" opens Kiwi.com with this exact flight pre-filtered — same airline, same dates, same passenger count.