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LEX to FSI: distance & flight time
Lexington KY (Blue Grass Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
802 mi
1,290 km · 697 nm
2h 13m
estimated nonstop flight time
-1h
time difference · heading west
See live LEX→FSI fares Phone-only fares on this route — call free
Flight time details
802 miles nonstop takes roughly 2h 13m 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
- LEX — Blue Grass Airport · Lexington KY, 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 LEX
- FFT · Capital City Airport19 mi away
- LOU · Bowman Field59 mi away
- SDF · Louisville International Standiford Field62 mi away
- SME · Lake Cumberland Regional Airport68 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 LEX from FSI?
The flight distance from Lexington KY (LEX) to Fort Sill (FSI) is 802 miles (1,290 km, 697 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LEX to FSI?
A nonstop flight takes about 2h 13m 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 Lexington KY and Fort Sill?
Fort Sill is 1 hour behind Lexington KY.
What is the cheapest way to fly from LEX to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LEX–FSI that never appear on search engines, with no booking fees.