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RCA to SDU: distance & flight time
Rapid City (Ellsworth Air Force Base) → Rio De Janeiro (Santos Dumont Airport)
5,981 mi
9,625 km · 5,197 nm
12h 12m
estimated nonstop flight time
+3h
time difference · heading southeast
See live RCA→SDU fares Phone-only fares on this route — call free
Flight time details
5,981 miles nonstop takes roughly 12h 12m gate to gate, flying southeast. 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
- RCA — Ellsworth Air Force Base · Rapid City, 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 RCA
- RAP · Rapid City Regional Airport7 mi away
- SPF · Black Hills Airport-Clyde Ice Field41 mi away
- CDR · Chadron Municipal Airport90 mi away
- GCC · Gillette Campbell County Airport121 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 RCA from SDU?
The flight distance from Rapid City (RCA) to Rio De Janeiro (SDU) is 5,981 miles (9,625 km, 5,197 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RCA to SDU?
A nonstop flight takes about 12h 12m 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 Rapid City and Rio De Janeiro?
Rio De Janeiro is 3 hours ahead of Rapid City.
What is the cheapest way to fly from RCA to SDU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RCA–SDU that never appear on search engines, with no booking fees.