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ISM to HLN: distance & flight time
Kissimmee (Kissimmee Gateway Airport) → Helena (Helena Regional Airport)
2,078 mi
3,344 km · 1,806 nm
4h 32m
estimated nonstop flight time
-2h
time difference · heading northwest
See live ISM→HLN fares Phone-only fares on this route — call free
Flight time details
2,078 miles nonstop takes roughly 4h 32m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- ISM — Kissimmee Gateway Airport · Kissimmee, United States
- HLN — Helena Regional Airport · Helena, 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 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 HLN
- BTM · Bert Mooney Airport51 mi away
- GTF · Great Falls International Airport67 mi away
- BZN · Gallatin Field70 mi away
- LVM · Mission Field97 mi away
Frequently asked questions
How far is ISM from HLN?
The flight distance from Kissimmee (ISM) to Helena (HLN) is 2,078 miles (3,344 km, 1,806 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISM to HLN?
A nonstop flight takes about 4h 32m 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 Helena?
Helena is 2 hours behind Kissimmee.
What is the cheapest way to fly from ISM to HLN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISM–HLN that never appear on search engines, with no booking fees.