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IIA to ISM: distance & flight time
Inishmaan (Inishmaan Aerodrome) → Kissimmee (Kissimmee Gateway Airport)
3,944 mi
6,347 km · 3,427 nm
8h 12m
estimated nonstop flight time
-5h
time difference · heading west
See live IIA→ISM fares Phone-only fares on this route — call free
Flight time details
3,944 miles nonstop takes roughly 8h 12m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- IIA — Inishmaan Aerodrome · Inishmaan, Ireland
- ISM — Kissimmee Gateway Airport · Kissimmee, 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 IIA
- INQ · Inisheer Aerodrome3 mi away
- IOR · Inishmore Aerodrome4 mi away
- NNR · Connemara Regional Airport10 mi away
- GWY · Galway Airport30 mi away
Near ISM
- MCO · Orlando International Airport12 mi away
- ORL · Orlando Executive Airport19 mi away
- GIF · Winter Haven Regional Airport - Gilbert Field25 mi away
- TPA · Tampa International Airport70 mi away
Frequently asked questions
How far is IIA from ISM?
The flight distance from Inishmaan (IIA) to Kissimmee (ISM) is 3,944 miles (6,347 km, 3,427 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IIA to ISM?
A nonstop flight takes about 8h 12m 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 Inishmaan and Kissimmee?
Kissimmee is 5 hours behind Inishmaan.
What is the cheapest way to fly from IIA to ISM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IIA–ISM that never appear on search engines, with no booking fees.