This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $401 fare is the cheapest current round-trip from Guadalajara (GDL) to DEN on Y4 flight Y45730, departing 2026-07-16 at 16:15 with return on 2026-08-22.

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