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ATO to SDU: distance & flight time
Athens (Ohio University Snyder Field) → Rio De Janeiro (Santos Dumont Airport)
4,979 mi
8,013 km · 4,327 nm
10h 14m
estimated nonstop flight time
+1h
time difference · heading southeast
See live ATO→SDU fares Phone-only fares on this route — call free
Flight time details
4,979 miles nonstop takes roughly 10h 14m 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
- ATO — Ohio University Snyder Field · Athens, 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 ATO
- PMH · Greater Portsmouth Regional Airport42 mi away
- PKB · Mid Ohio Valley Regional Airport43 mi away
- ZZV · Zanesville Municipal Airport54 mi away
- LCK · Rickenbacker International Airport56 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 ATO from SDU?
The flight distance from Athens (ATO) to Rio De Janeiro (SDU) is 4,979 miles (8,013 km, 4,327 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ATO to SDU?
A nonstop flight takes about 10h 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 Athens and Rio De Janeiro?
Rio De Janeiro is 1 hour ahead of Athens.
What is the cheapest way to fly from ATO to SDU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ATO–SDU that never appear on search engines, with no booking fees.