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RDG to SDU: distance & flight time
Reading (Reading Regional Carl A Spaatz Field) → Rio De Janeiro (Santos Dumont Airport)
4,855 mi
7,814 km · 4,219 nm
9h 59m
estimated nonstop flight time
+1h
time difference · heading southeast
See live RDG→SDU fares Phone-only fares on this route — call free
Flight time details
4,855 miles nonstop takes roughly 9h 59m 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
- RDG — Reading Regional Carl A Spaatz Field · Reading, 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 RDG
- PHL · Philadelphia International Airport52 mi away
- LNS · Lancaster Airport25 mi away
- CTH · Chester County G O Carlson Airport28 mi away
- UKT · Quakertown Airport31 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 RDG from SDU?
The flight distance from Reading (RDG) to Rio De Janeiro (SDU) is 4,855 miles (7,814 km, 4,219 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RDG to SDU?
A nonstop flight takes about 9h 59m 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 Reading and Rio De Janeiro?
Rio De Janeiro is 1 hour ahead of Reading.
What is the cheapest way to fly from RDG to SDU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RDG–SDU that never appear on search engines, with no booking fees.