This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $241 fare is the cheapest current round-trip from Mexico City (MEX) to GUA on Y4 flight Y4900, departing 2026-08-19 at 18:55 with return on 2026-08-23.

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