Salt Lake City (SLC) to Philadelphia (PHL): 1,922 miles (3,093 km) great-circle, about 4h 20m nonstop by our estimate. Cheapest fare observed: $183 round-trip on Frontier, with 1 stop, departing May 22, 2026.
$183 round-trip, Frontier F94252, departing 2026-05-22 at 22:54, returning 2026-05-27. The recorded itinerary left on a Friday, returning on a Wednesday 5 nights later; the fare was observed 27 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $183, it ranked 6th of the 30 round-trip fares we recorded from SLC (median $470). That is 9.5 cents per great-circle mile (round-trip price over one-way distance), below the SLC median of 24.7 cents across 30 round-trip routes.
Routes from SLC of similar length: Orlando (1,923 mi) at $239 and Tampa (1,885 mi) at $141.
Frontier had the cheapest fare on 25 of 30 SLC routes. It is the 14th longest of the 30 routes we track from SLC.
Of 13 departure airports with a fare to Philadelphia, Salt Lake City (SLC) ranked 10th at $183. Lowest: $69 from Tampa (TPA); highest: $413 from Punta Cana (PUJ); 5 nonstop. Cheapest-fare airlines (routes): Frontier (10), Southwest (1), Spirit (1) and Sun Country (1).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Denver, America/New_York; flight time is our estimate.