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GRF to ISM: distance & flight time
Fort Lewis (Gray Army Air Field) → Kissimmee (Kissimmee Gateway Airport)
2,556 mi
4,114 km · 2,222 nm
5h 29m
estimated nonstop flight time
+3h
time difference · heading east
See live GRF→ISM fares Phone-only fares on this route — call free
Flight time details
2,556 miles nonstop takes roughly 5h 29m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- GRF — Gray Army Air Field · Fort Lewis, United States
- 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 GRF
- SEA · Seattle Tacoma International Airport29 mi away
- TCM · McChord Air Force Base6 mi away
- TIW · Tacoma Narrows Airport13 mi away
- OLM · Olympia Regional Airport17 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 GRF from ISM?
The flight distance from Fort Lewis (GRF) to Kissimmee (ISM) is 2,556 miles (4,114 km, 2,222 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRF to ISM?
A nonstop flight takes about 5h 29m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from GRF to ISM?
Nonstop service on GRF–ISM depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 5h 29m nonstop estimate.
What is the time difference between Fort Lewis and Kissimmee?
Kissimmee is 3 hours ahead of Fort Lewis.
What is the cheapest way to fly from GRF to ISM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRF–ISM that never appear on search engines, with no booking fees.
Why are some GRF to ISM fares phone-only?
Consolidator contracts let us sell certain GRF–ISM tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.