This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $218 fare is the cheapest current round-trip from Washington DC (DCA) to BOS on JetBlue flight B61854, departing 2026-07-25 at 20:55 with return on 2026-07-29.

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