This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $188 fare is the cheapest current round-trip from Atlanta (ATL) to BOS on Frontier flight F93512, departing 2026-09-23 at 09:30 with return on 2026-09-29.

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