This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $420 fare is the cheapest current round-trip from Cancun (CUN) to JAX on United Airlines flight UA1059, departing 2026-09-04 at 07:51 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.