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GPT to SZL: distance & flight time
Gulfport (Gulfport Biloxi International Airport) → Knobnoster (Whiteman Air Force Base)
629 mi
1,012 km · 546 nm
1h 50m
estimated nonstop flight time
Same time
time difference · heading northwest
See live GPT→SZL fares Phone-only fares on this route — call free
Flight time details
629 miles nonstop takes roughly 1h 50m gate to gate, flying northwest. 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
- GPT — Gulfport Biloxi International Airport · Gulfport, United States
- SZL — Whiteman Air Force Base · Knobnoster, 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 GPT
- BIX · Keesler Air Force Base9 mi away
- MOB · Mobile Regional Airport53 mi away
- HBG · Hattiesburg Bobby L Chain Municipal Airport60 mi away
- BFM · Mobile Downtown Airport62 mi away
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
Frequently asked questions
How far is GPT from SZL?
The flight distance from Gulfport (GPT) to Knobnoster (SZL) is 629 miles (1,012 km, 546 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GPT to SZL?
A nonstop flight takes about 1h 50m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from GPT to SZL?
Nonstop service on GPT–SZL depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 50m nonstop estimate.
What is the cheapest way to fly from GPT to SZL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GPT–SZL that never appear on search engines, with no booking fees.
Why are some GPT to SZL fares phone-only?
Consolidator contracts let us sell certain GPT–SZL tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.