St Petersburg-Clearwater→PortsmouthNonstop Flight TimePIE–PSM

St Petersburg-Clearwater (St Pete-Clearwater International Airport) to Portsmouth (Portsmouth International At Pease Airport).

Direct flights from PIE to PSM have an estimated flight time of about 3h 8m, based on the 1,240-mile great-circle distance. Our current captured departure sample includes 2×/wk across 1 captured airline, with Allegiant Air appearing most often in that sample.

Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for PIE to PSM, last seen June 15, 2026. Frequency uses 2 scheduled departures across 2 observed days; flight time is estimated from great-circle distance until this route has enough tracked flights for an observed average. Provider coverage can miss operators on some routes, so confirm live timetables before booking.