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RCA to SIG: distance & flight time
Rapid City (Ellsworth Air Force Base) → San Juan (Fernando Luis Ribas Dominicci Airport)
2,776 mi
4,467 km · 2,412 nm
5h 55m
estimated nonstop flight time
+2h
time difference · heading southeast
See live RCA→SIG fares Phone-only fares on this route — call free
Flight time details
2,776 miles nonstop takes roughly 5h 55m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- RCA — Ellsworth Air Force Base · Rapid City, United States
- SIG — Fernando Luis Ribas Dominicci Airport · San Juan, Puerto Rico
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 SIG
- SJU · Luis Munoz Marin International Airport6 mi away
- FAJ · Diego Jimenez Torres Airport30 mi away
- NRR · José Aponte de la Torre Airport33 mi away
- ARE · Antonio Nery Juarbe Pol Airport38 mi away
Frequently asked questions
How far is RCA from SIG?
The flight distance from Rapid City (RCA) to San Juan (SIG) is 2,776 miles (4,467 km, 2,412 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RCA to SIG?
A nonstop flight takes about 5h 55m 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 San Juan?
San Juan is 2 hours ahead of Rapid City.
What is the cheapest way to fly from RCA to SIG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RCA–SIG that never appear on search engines, with no booking fees.