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OLS to FSI: distance & flight time
Nogales (Nogales International Airport) → Fort Sill (Henry Post Army Air Field (Fort Sill))
754 mi
1,214 km · 655 nm
2h 6m
estimated nonstop flight time
+2h
time difference · heading east
See live OLS→FSI fares Phone-only fares on this route — call free
Flight time details
754 miles nonstop takes roughly 2h 6m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- OLS — Nogales International Airport · Nogales, 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 OLS
- NOG · Nogales International Airport15 mi away
- FHU · Sierra Vista Municipal Libby Army Air Field32 mi away
- TUS · Tucson International Airport49 mi away
- DMA · Davis Monthan Air Force Base52 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 OLS from FSI?
The flight distance from Nogales (OLS) to Fort Sill (FSI) is 754 miles (1,214 km, 655 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OLS to FSI?
A nonstop flight takes about 2h 6m 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 Nogales and Fort Sill?
Fort Sill is 2 hours ahead of Nogales.
What is the cheapest way to fly from OLS to FSI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OLS–FSI that never appear on search engines, with no booking fees.