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OSP to PSM: distance & flight time
Slupsk (Redzikowo Air Base) → Portsmouth (Portsmouth International at Pease Airport)
3,812 mi
6,134 km · 3,312 nm
7h 56m
estimated nonstop flight time
-6h
time difference · heading northwest
See live OSP→PSM fares Phone-only fares on this route — call free
Flight time details
3,812 miles nonstop takes roughly 7h 56m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- OSP — Redzikowo Air Base · Slupsk, Poland
- PSM — Portsmouth International at Pease Airport · Portsmouth, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near OSP
- GDN · Gdańsk Lech Wałęsa Airport55 mi away
- QYD · Oksywie Military Air Base57 mi away
- RNN · Bornholm Airport102 mi away
- BZG · Bydgoszcz Ignacy Jan Paderewski Airport102 mi away
Near PSM
- BOS · General Edward Lawrence Logan International Airport50 mi away
- LWM · Lawrence Municipal Airport29 mi away
- MHT · Manchester-Boston Regional Airport33 mi away
- BVY · Beverly Municipal Airport34 mi away
Frequently asked questions
How far is OSP from PSM?
The flight distance from Slupsk (OSP) to Portsmouth (PSM) is 3,812 miles (6,134 km, 3,312 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSP to PSM?
A nonstop flight takes about 7h 56m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Slupsk and Portsmouth?
Portsmouth is 6 hours behind Slupsk.
What is the cheapest way to fly from OSP to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSP–PSM that never appear on search engines, with no booking fees.