Phoenix (PHX) to Philadelphia (PHL): 2,071 miles (3,332 km) great-circle, about 4h 40m nonstop by our estimate. Cheapest fare observed: $281 round-trip on Frontier, with 1 stop, departing June 11, 2026.
$281 round-trip, Frontier F93303, departing 2026-06-11 at 11:32, returning 2026-06-14. The recorded itinerary left on a Thursday, returning on a Sunday 3 nights later; the fare was observed 47 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $281, it ranked 22nd of the 30 round-trip fares we recorded from PHX (median $231). That is 13.6 cents per great-circle mile (round-trip price over one-way distance), below the PHX median of 17.4 cents across 30 round-trip routes.
Routes from PHX of similar length: New York (2,148 mi) at $225 and Miami (1,968 mi) at $250.
Frontier had the cheapest fare on 19 of 30 PHX routes. It is the 8th longest of the 30 routes we track from PHX.
Of 13 departure airports with a fare to Philadelphia, Phoenix (PHX) ranked 11th at $281. 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/Phoenix, America/New_York; flight time is our estimate.