Portsmouth International Airport at Pease (PSM) is an airport in Portsmouth, USA serving 6 nonstop destinations. The largest operators are Breeze Airways and Allegiant Air. On-time performance is 77.4% based on the most recent BTS data (arrivals not delayed 15+ minutes). Updated 31 August 2026.
Frequently asked questions
How many nonstop destinations does PSM have?
PSM (Portsmouth International Airport at Pease) serves 6 nonstop destinations.
Which airlines fly nonstop from PSM?
Airlines flying nonstop from PSM include Breeze Airways, Allegiant Air.
What is the on-time performance at PSM?
PSM has an on-time performance rate of 77.4%, based on the most recent BTS data covering arrivals not delayed 15 minutes or more.
What is the ICAO code for PSM?
The ICAO code for PSM (Portsmouth International Airport at Pease) is KPSM.
