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SPG to FSI: distance & flight time
St. Petersburg (Albert Whitted Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
1,045 mi
1,681 km · 908 nm
2h 44m
estimated nonstop flight time
-1h
time difference · heading northwest
See live SPG→FSI fares Phone-only fares on this route — call free
Flight time details
1,045 miles nonstop takes roughly 2h 44m gate to gate, flying northwest. 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
- SPG — Albert Whitted Airport · St. Petersburg, United States
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, 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 SPG
- TPA · Tampa International Airport16 mi away
- MCF · Mac Dill Air Force Base9 mi away
- PIE · St Petersburg Clearwater International Airport11 mi away
- TPF · Peter O Knight Airport15 mi away
Near FSI
- LAW · Lawton Fort Sill Regional Airport6 mi away
- DUC · Halliburton Field28 mi away
- HBR · Hobart Regional Airport44 mi away
- SPS · Sheppard Air Force Base-Wichita Falls Municipal Airport46 mi away
Frequently asked questions
How far is SPG from FSI?
The flight distance from St. Petersburg (SPG) to Fort Sill (FSI) is 1,045 miles (1,681 km, 908 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPG to FSI?
A nonstop flight takes about 2h 44m 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 St. Petersburg and Fort Sill?
Fort Sill is 1 hour behind St. Petersburg.
What is the cheapest way to fly from SPG to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPG–FSI that never appear on search engines, with no booking fees.