This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $279 fare is the cheapest current round-trip from Salt Lake City (SLC) to NYC on Southwest flight WN4399, departing 2026-09-29 at 12:15 with return on 2026-10-01.

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