This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $369 fare is the cheapest current round-trip from San Diego (SAN) to KOA on Southwest flight WN3279, departing 2026-09-06 at 09:35 with return on 2026-09-10.

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