PSM Portsmouth International at Pease Airport

The IATA airport code for Portsmouth International at Pease Airport is PSM.

The ICAO code for Portsmouth International at Pease Airport is KPSM.

Portsmouth International at Pease Airport (PSM) is located in Portsmouth, United States.

The local time zone at Portsmouth International at Pease Airport (PSM) is America/New_York (GMT-4).

About 1 scheduled departures were counted at Portsmouth International at Pease Airport (PSM) when flight schedules were last measured on September 4, 2026.

For international flights, arrive at least 3 hours before departure; for domestic flights, about 2 hours.

The board on this page shows arrivals and departures for Portsmouth International at Pease Airport (PSM). It re-checks for updates while the page is open, and every board states how old its data is — busy hubs are refreshed within hours, quieter airports less often.