This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $280 fare is the cheapest current round-trip from Chicago (ORD) to MEX on Y4 flight Y4701, departing 2026-10-24 at 07:35 with return on 2026-11-05.

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