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GSP to PSM: distance & flight time
Greenville (Greenville Spartanburg International Airport) → Portsmouth (Portsmouth International at Pease Airport)
832 mi
1,339 km · 723 nm
2h 16m
estimated nonstop flight time
Same time
time difference · heading northeast
See live GSP→PSM fares Phone-only fares on this route — call free
Flight time details
832 miles nonstop takes roughly 2h 16m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- GSP — Greenville Spartanburg International Airport · Greenville, United States
- 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 GSP
- GMU · Greenville Downtown Airport8 mi away
- GDC · Donaldson Field Airport13 mi away
- SPA · Spartanburg Downtown Memorial Airport15 mi away
- CLT · Charlotte Douglas International Airport75 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 GSP from PSM?
The flight distance from Greenville (GSP) to Portsmouth (PSM) is 832 miles (1,339 km, 723 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GSP to PSM?
A nonstop flight takes about 2h 16m 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 cheapest way to fly from GSP to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GSP–PSM that never appear on search engines, with no booking fees.