This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $186 fare is the cheapest current round-trip from Washington DC (IAD) to SJU on Frontier flight F92953, departing 2026-08-29 at 12:28 with return on 2026-09-05.

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