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PSM to GSP: distance & flight time
Portsmouth (Portsmouth International at Pease Airport) → Greenville (Greenville Spartanburg International Airport)
832 mi
1,339 km · 723 nm
2h 16m
estimated nonstop flight time
Same time
time difference · heading southwest
See live PSM→GSP fares Phone-only fares on this route — call free
Flight time details
832 miles nonstop takes roughly 2h 16m gate to gate, flying southwest. 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
- PSM — Portsmouth International at Pease Airport · Portsmouth, United States
- GSP — Greenville Spartanburg International Airport · Greenville, 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 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
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
Frequently asked questions
How far is PSM from GSP?
The flight distance from Portsmouth (PSM) to Greenville (GSP) is 832 miles (1,339 km, 723 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PSM to GSP?
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 PSM to GSP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PSM–GSP that never appear on search engines, with no booking fees.