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ISM to PDX: distance & flight time
Kissimmee (Kissimmee Gateway Airport) → Portland (Portland International Airport)
2,531 mi
4,073 km · 2,199 nm
5h 26m
estimated nonstop flight time
-3h
time difference · heading northwest
See live ISM→PDX fares Phone-only fares on this route — call free
Flight time details
2,531 miles nonstop takes roughly 5h 26m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- ISM — Kissimmee Gateway Airport · Kissimmee, United States
- PDX — Portland International Airport · Portland, 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 PDX
- TTD · Portland Troutdale Airport10 mi away
- HIO · Portland Hillsboro Airport17 mi away
- KLS · Southwest Washington Regional Airport39 mi away
- SLE · Salem Municipal Airport/McNary Field51 mi away
Frequently asked questions
How far is ISM from PDX?
The flight distance from Kissimmee (ISM) to Portland (PDX) is 2,531 miles (4,073 km, 2,199 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISM to PDX?
A nonstop flight takes about 5h 26m 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 Portland?
Portland is 3 hours behind Kissimmee.
What is the cheapest way to fly from ISM to PDX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISM–PDX that never appear on search engines, with no booking fees.