Flights Miami → Philadelphia — September 18, 2026

One way · Economy · 1 adult · price per person

The cheapest itinerary observed for Friday, September 18, 2026 on the Miami–Philadelphia route: 1 stop itinerary (2 flights) via Atlanta Hartsfield-Jackson (ATL), from Miami International (MIA) to Philadelphia International (PHL), first flight Frontier Airlines F92271, departs 9:30 PM, arrives 7:16 AM the next day, total travel time 9h 46m including layovers, flight time 4h 19m (layovers excluded), $141 per person. Fare as listed by Aviasales: carry-on bag not included (personal item only), checked bag not included, changes not allowed, non-refundable. Price found in an Aviasales search on September 6, 2026 and read by AirSource on September 10, 2026, 21:23 UTC: it is not guaranteed and is confirmed on Aviasales at booking time. The cheapest direct flight observed: Frontier Airlines F94954, from Miami International (MIA) to Philadelphia International (PHL), departs 8:50 PM, arrives 11:55 PM, direct, 3h 5m, $182 per person. Fare as listed by Aviasales: carry-on bag not included (personal item only), checked bag not included, changes not allowed, non-refundable.