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ISM to SDU: distance & flight time
Kissimmee (Kissimmee Gateway Airport) → Rio De Janeiro (Santos Dumont Airport)
4,361 mi
7,018 km · 3,789 nm
9h 1m
estimated nonstop flight time
+1h
time difference · heading southeast
See live ISM→SDU fares Phone-only fares on this route — call free
Flight time details
4,361 miles nonstop takes roughly 9h 1m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- ISM — Kissimmee Gateway Airport · Kissimmee, United States
- SDU — Santos Dumont Airport · Rio De Janeiro, Brazil
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 SDU
- GIG · Rio Galeão – Tom Jobim International Airport9 mi away
- QNV · Aeroclube Airport22 mi away
- SNZ · Santa Cruz Air Force Base35 mi away
- CFB · Cabo Frio Airport69 mi away
Frequently asked questions
How far is ISM from SDU?
The flight distance from Kissimmee (ISM) to Rio De Janeiro (SDU) is 4,361 miles (7,018 km, 3,789 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISM to SDU?
A nonstop flight takes about 9h 1m 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 Rio De Janeiro?
Rio De Janeiro is 1 hour ahead of Kissimmee.
What is the cheapest way to fly from ISM to SDU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISM–SDU that never appear on search engines, with no booking fees.