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SZL to GSP: distance & flight time
Knobnoster (Whiteman Air Force Base) → Greenville (Greenville Spartanburg International Airport)
680 mi
1,094 km · 591 nm
1h 57m
estimated nonstop flight time
+1h
time difference · heading east
See live SZL→GSP fares Phone-only fares on this route — call free
Flight time details
680 miles nonstop takes roughly 1h 57m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- SZL — Whiteman Air Force Base · Knobnoster, 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 SZL
- MKC · Charles B. Wheeler Downtown Airport62 mi away
- OJC · Johnson County Executive Airport65 mi away
- AIZ · Lee C Fine Memorial Airport70 mi away
- COU · Columbia Regional Airport72 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 SZL from GSP?
The flight distance from Knobnoster (SZL) to Greenville (GSP) is 680 miles (1,094 km, 591 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SZL to GSP?
A nonstop flight takes about 1h 57m 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 Knobnoster and Greenville?
Greenville is 1 hour ahead of Knobnoster.
What is the cheapest way to fly from SZL to GSP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SZL–GSP that never appear on search engines, with no booking fees.