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WBU to SDU: distance & flight time
Boulder (Boulder Municipal Airport) → Rio De Janeiro (Santos Dumont Airport)
5,902 mi
9,498 km · 5,128 nm
12h 2m
estimated nonstop flight time
+3h
time difference · heading southeast
See live WBU→SDU fares Phone-only fares on this route — call free
Flight time details
5,902 miles nonstop takes roughly 12h 2m 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
- WBU — Boulder Municipal Airport · Boulder, 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 WBU
- DEN · Denver International Airport32 mi away
- BJC · Rocky Mountain Metropolitan Airport11 mi away
- FNL · Northern Colorado Regional Airport31 mi away
- BFK · Buckley Air Force Base34 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 WBU from SDU?
The flight distance from Boulder (WBU) to Rio De Janeiro (SDU) is 5,902 miles (9,498 km, 5,128 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to SDU?
A nonstop flight takes about 12h 2m 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 Boulder and Rio De Janeiro?
Rio De Janeiro is 3 hours ahead of Boulder.
What is the cheapest way to fly from WBU to SDU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–SDU that never appear on search engines, with no booking fees.