Where is PSM airport?

PSM is a medium-sized airport in Portsmouth, New Hampshire, United States, at 43.0779, -70.8233, 30 m above sea level.

What time zone is PSM in?

PSM is in the America/New_York time zone, UTC−5 / UTC−4 (winter / summer).

How many passengers use PSM?

164,291 passengers in Aug 2025 – Jul 2026, according to the US Bureau of Transportation Statistics (scheduled flights).

AirportMiles

PSM — Portsmouth International Airport at Pease

Flights on Google Skyscanner

Medium-sized airport in Portsmouth, United States.

IATA code: PSM
ICAO code: KPSM
Size: medium; OurAirports class
Passengers: 164,291; Aug 2025 – Jul 2026
Nonstop routes: 13; With open traffic data
Time zone: UTC−5 / UTC−4; America/New_York
Elevation: 30 m; 98 ft
Runways: 1; Longest 3,451 m

Local time now: —

More codes: airport codes starting with P

About PSM

Portsmouth International Airport at Pease is a medium-sized airport serving Portsmouth, United States. 164,291 passengers used it in Aug 2025 – Jul 2026. Open traffic data shows 13 nonstop routes from PSM.

US BTS T-100. Sources

Busiest nonstop routes from PSM

Route	To	Distance	Passengers / year
PSM → PGD	Punta Gorda, United States	2,058 km	70,610
PSM → SFB	Orlando, United States	1,841 km	39,287
PSM → MCO	Orlando, United States	1,878 km	14,023
PSM → RDU	Raleigh, United States	1,052 km	14,011
PSM → PIE	St. Petersburg, United States	1,993 km	13,031
PSM → RSW	Fort Myers, United States	2,086 km	9,037
PSM → SRQ	Sarasota, United States	2,037 km	3,499
PSM → MSP	Saint Paul, United States	1,802 km	153
PSM → CHS	Charleston, United States	1,388 km	135
PSM → MHT	Manchester, United States	52 km	135
PSM → BOS	Boston, United States	81 km	130
PSM → CLT	Charlotte, United States	1,234 km	130
PSM → JAX	Jacksonville, United States	1,697 km	110

Passengers on the route, both directions, over the period of each source: US DOT / BTS T-100 (Aug 2025 – Jul 2026) for routes touching the US, Eurostat (2024) for routes reported by European airports. Routes outside these are not counted.

Airlines at PSM

G4 Allegiant Air · 851 flights
MX Breeze Aviation Group DBA Breeze · 368 flights

Departures and arrivals on scheduled passenger flights, Aug 2025 – Jul 2026. U.S. DOT, Bureau of Transportation Statistics, T-100 Segment. Sources

Punctuality

Departures on time: 76.6%; Within 15 minutes of schedule
Cancelled: 0.7%
Departures counted: 430; US domestic flights

US domestic flights of the larger US airlines, Aug 2025 – Jul 2026. BTS Reporting Carrier On-Time Performance. Sources

Airports within 150 km

Code	Airport	Serves	Distance
MHT	Manchester-Boston Regional Airport	Manchester, United States	52 km
PWM	Portland International Jetport	Portland, United States	76 km
BED	Laurence G Hanscom Field	Bedford, United States	78 km
BOS	Boston Logan International Airport	Boston, United States	81 km
ORH	Worcester Regional Airport	Worcester, United States	125 km
LEB	Lebanon Municipal Airport	Lebanon, United States	134 km

Distance from PSM to the major hubs

Route	To	Distance	Passengers / year
PSM → LHR	London, United Kingdom	5,195 km	—
PSM → DXB	Dubai, United Arab Emirates	10,658 km	—
PSM → CDG	Paris, France	5,493 km	—
PSM → FRA	Frankfurt, Germany	5,845 km	—
PSM → IST	Istanbul, Turkey	7,685 km	—
PSM → AMS	Amsterdam, Netherlands	5,501 km	—
PSM → JFK	New York, United States	365 km	—
PSM → ATL	Atlanta, United States	1,581 km	—
PSM → LAX	Los Angeles, United States	4,213 km	—
PSM → SIN	Singapore, Singapore	15,056 km	—
PSM → HND	Tokyo, Japan	10,762 km	—
PSM → DOH	Doha, Qatar	10,427 km	—

Runways

Runway	Length	Width	Surface	Lights
16/34	3,451 m	46 m	Asphalt	Yes

OurAirports (public domain). Sources

Location

Portsmouth, New Hampshire, United States · 43.0779, -70.8233

Map (OpenStreetMap) Airport website Wikipedia

Questions

Portsmouth International Airport at Pease has the IATA code PSM and the ICAO code KPSM. Airlines and tickets use the three-letter IATA code; pilots and air traffic control use the four-letter ICAO code.

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