This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $188 fare is the cheapest current round-trip from Boston (BOS) to CHI on JetBlue flight B6311, departing 2026-06-27 at 11:05 with return on 2026-06-29.

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