Tradewind AviationTJ
Flights TJ23 11:00 Th · TJ202 14:30 Th
live
Direct flights from White Plains (HPN) to Portsmouth (PSM): 1 nonstop departure observed each week across 1 airline. 40% of the last 5 operated flights arrived within 15 minutes of schedule. The median arrival is 35 minutes late. No cancellations were recorded across the 5 tracked flights. The nonstop covers 327 km, an estimated 55 minutes in the air. Measured by Pro Flight Search from live flight boards at White Plains and Portsmouth. Updated 10 September 2026 at 19:03 UTC.
HPN
White Plains
smooth · +4
PSM
Portsmouth
tracking
327 km · ~0h 55m est.
Runs rough · 1 airline · 1x weekly · nonstop
40% on time
of the last 5 operated HPN → PSM flights arrived within 15 minutes
Median arrival delay is +35 min. 0 of 5 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival+35 minacross the last 5 operated legs
Flight time~0h 55mestimated from route distance
Weekly departures1x1 direct airline on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Tradewind Aviation
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysHistory
operated legs · board outcomes09-091I176departed−84
09-07CNS1820departed+54
09-07CNS55departed−94
09-04CNS848departed+86
Actual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsnext sweep in 120s
How the White Plains to Portsmouth route actually runs
Pro Flight Search records official board updates for nonstop HPN to PSM flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search — White Plains (HPN) to Portsmouth (PSM) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/HPN-PSM
HPN to PSM questions
Is HPN–PSM running on time right now?
Smooth skies ahead. The departure side at HPN is the weaker end, route health score 92/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on HPN–PSM?
Operators schedule morning departures around 11:00 from HPN. Earlier flights typically land before destination-airport delays accumulate later in the day; check the PSM delay card to confirm conditions when you'd arrive.
How long is the flight from HPN to PSM?
Great-circle distance is 327 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 53–58 min gate-to-gate on this route.
How often does HPN–PSM fly?
Tradewind Aviation runs the route with about 2 flights a week (thu). Since one carrier owns the route, a single disruption tends to ripple through the day.
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