Need help booking?
Unpublished phone-only deals available
ISM to GLS: distance & flight time
Kissimmee (Kissimmee Gateway Airport) → Galveston (Scholes International At Galveston Airport)
815 mi
1,312 km · 708 nm
2h 14m
estimated nonstop flight time
-1h
time difference · heading west
See live ISM→GLS fares Phone-only fares on this route — call free
Flight time details
815 miles nonstop takes roughly 2h 14m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- ISM — Kissimmee Gateway Airport · Kissimmee, United States
- GLS — Scholes International At Galveston Airport · Galveston, 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 GLS
- IAH · George Bush Intercontinental Houston Airport57 mi away
- EFD · Ellington Airport30 mi away
- HOU · William P Hobby Airport36 mi away
- LJN · Texas Gulf Coast Regional Airport38 mi away
Frequently asked questions
How far is ISM from GLS?
The flight distance from Kissimmee (ISM) to Galveston (GLS) is 815 miles (1,312 km, 708 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISM to GLS?
A nonstop flight takes about 2h 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 Kissimmee and Galveston?
Galveston is 1 hour behind Kissimmee.
What is the cheapest way to fly from ISM to GLS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISM–GLS that never appear on search engines, with no booking fees.