This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $242 fare is the cheapest current round-trip from Chicago (ORD) to GUA on United Airlines flight UA1081, departing 2026-05-16 at 21:56 with return on 2026-05-30.

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