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SDF to SDU: distance & flight time
Louisville (Louisville International Standiford Field) → Rio De Janeiro (Santos Dumont Airport)
5,043 mi
8,115 km · 4,382 nm
10h 21m
estimated nonstop flight time
+1h
time difference · heading southeast
See live SDF→SDU fares Phone-only fares on this route — call free
Flight time details
5,043 miles nonstop takes roughly 10h 21m 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
- SDF — Louisville International Standiford Field · Louisville, 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 SDF
- LOU · Bowman Field5 mi away
- FTK · Godman Army Air Field22 mi away
- FFT · Capital City Airport45 mi away
- LEX · Blue Grass Airport62 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 SDF from SDU?
The flight distance from Louisville (SDF) to Rio De Janeiro (SDU) is 5,043 miles (8,115 km, 4,382 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDF to SDU?
A nonstop flight takes about 10h 21m 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 Louisville and Rio De Janeiro?
Rio De Janeiro is 1 hour ahead of Louisville.
What is the cheapest way to fly from SDF to SDU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDF–SDU that never appear on search engines, with no booking fees.