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ISM to IOR: distance & flight time
Kissimmee (Kissimmee Gateway Airport) → Inis Mor (Inishmore Aerodrome)
3,940 mi
6,341 km · 3,424 nm
8h 12m
estimated nonstop flight time
+5h
time difference · heading northeast
See live ISM→IOR fares Phone-only fares on this route — call free
Flight time details
3,940 miles nonstop takes roughly 8h 12m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- ISM — Kissimmee Gateway Airport · Kissimmee, United States
- IOR — Inishmore Aerodrome · Inis Mor, Ireland
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 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
Near IOR
- IIA · Inishmaan Aerodrome4 mi away
- INQ · Inisheer Aerodrome7 mi away
- NNR · Connemara Regional Airport11 mi away
- GWY · Galway Airport32 mi away
Frequently asked questions
How far is ISM from IOR?
The flight distance from Kissimmee (ISM) to Inis Mor (IOR) is 3,940 miles (6,341 km, 3,424 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISM to IOR?
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 Kissimmee and Inis Mor?
Inis Mor is 5 hours ahead of Kissimmee.
What is the cheapest way to fly from ISM to IOR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISM–IOR that never appear on search engines, with no booking fees.