This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $251 fare is the cheapest current round-trip from Boston (BOS) to HOU on Southwest flight WN2439, departing 2026-08-14 at 15:35 with return on 2026-08-17.

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