This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $527 fare is the cheapest current round-trip from Havana (HAV) to LGB on Southwest flight WN3953, departing 2026-09-05 at 12:35 with return on 2026-09-13.

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