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SPF to SDU: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → Rio De Janeiro (Santos Dumont Airport)
6,022 mi
9,691 km · 5,233 nm
12h 16m
estimated nonstop flight time
+3h
time difference · heading southeast
See live SPF→SDU fares Phone-only fares on this route — call free
Flight time details
6,022 miles nonstop takes roughly 12h 16m 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
- SPF — Black Hills Airport-Clyde Ice Field · Spearfish-South Dakota, 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 SPF
- RCA · Ellsworth Air Force Base41 mi away
- RAP · Rapid City Regional Airport47 mi away
- GCC · Gillette Campbell County Airport87 mi away
- CDR · Chadron Municipal Airport119 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 SPF from SDU?
The flight distance from Spearfish-South Dakota (SPF) to Rio De Janeiro (SDU) is 6,022 miles (9,691 km, 5,233 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to SDU?
A nonstop flight takes about 12h 16m 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 Spearfish-South Dakota and Rio De Janeiro?
Rio De Janeiro is 3 hours ahead of Spearfish-South Dakota.
What is the cheapest way to fly from SPF to SDU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–SDU that never appear on search engines, with no booking fees.