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GSP to IWS: distance & flight time
Greenville (Greenville Spartanburg International Airport) → Houston (West Houston Airport)
859 mi
1,382 km · 746 nm
2h 20m
estimated nonstop flight time
-1h
time difference · heading west
See live GSP→IWS fares Phone-only fares on this route — call free
Flight time details
859 miles nonstop takes roughly 2h 20m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- GSP — Greenville Spartanburg International Airport · Greenville, United States
- IWS — West Houston Airport · Houston, 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 IWS
- IAH · George Bush Intercontinental Houston Airport23 mi away
- AAP · Andrau Airpark8 mi away
- SGR · Sugar Land Regional Airport14 mi away
- DWH · David Wayne Hooks Memorial Airport18 mi away
Frequently asked questions
How far is GSP from IWS?
The flight distance from Greenville (GSP) to Houston (IWS) is 859 miles (1,382 km, 746 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GSP to IWS?
A nonstop flight takes about 2h 20m 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 Greenville and Houston?
Houston is 1 hour behind Greenville.
What is the cheapest way to fly from GSP to IWS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GSP–IWS that never appear on search engines, with no booking fees.