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RER to SDU: distance & flight time
Retalhuleu (Retalhuleu Airport) → Rio De Janeiro (Santos Dumont Airport)
4,178 mi
6,724 km · 3,631 nm
8h 40m
estimated nonstop flight time
+3h
time difference · heading southeast
See live RER→SDU fares Phone-only fares on this route — call free
Flight time details
4,178 miles nonstop takes roughly 8h 40m 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
- RER — Retalhuleu Airport · Retalhuleu, Guatemala
- 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 RER
- AAZ · Quezaltenango Airport27 mi away
- TAP · Tapachula International Airport49 mi away
- AQB · Santa Cruz del Quiche Airport50 mi away
- GSJ · San José Airport70 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 RER from SDU?
The flight distance from Retalhuleu (RER) to Rio De Janeiro (SDU) is 4,178 miles (6,724 km, 3,631 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RER to SDU?
A nonstop flight takes about 8h 40m 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 Retalhuleu and Rio De Janeiro?
Rio De Janeiro is 3 hours ahead of Retalhuleu.
What is the cheapest way to fly from RER to SDU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RER–SDU that never appear on search engines, with no booking fees.