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FSI to IOA: distance & flight time
Fort Sill (Henry Post Army Air Field (Fort Sill)) → Ioannina (Ioannina Airport)
6,004 mi
9,663 km · 5,217 nm
12h 14m
estimated nonstop flight time
+8h
time difference · heading northeast
See live FSI→IOA fares Phone-only fares on this route — call free
Flight time details
6,004 miles nonstop takes roughly 12h 14m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- FSI — Henry Post Army Air Field (Fort Sill) · Fort Sill, United States
- IOA — Ioannina Airport · Ioannina, Greece
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 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
Near IOA
- CFU · Ioannis Kapodistrias International Airport49 mi away
- PVK · Aktion National Airport53 mi away
- KSO · Kastoria National Airport57 mi away
- KZI · Filippos Airport68 mi away
Frequently asked questions
How far is FSI from IOA?
The flight distance from Fort Sill (FSI) to Ioannina (IOA) is 6,004 miles (9,663 km, 5,217 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FSI to IOA?
A nonstop flight takes about 12h 14m 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 Fort Sill and Ioannina?
Ioannina is 8 hours ahead of Fort Sill.
What is the cheapest way to fly from FSI to IOA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FSI–IOA that never appear on search engines, with no booking fees.