Need help booking?
Unpublished phone-only deals available
RCA to TWF: distance & flight time
Rapid City (Ellsworth Air Force Base) → Twin Falls (Joslin Field Magic Valley Regional Airport)
583 mi
939 km · 507 nm
1h 44m
estimated nonstop flight time
Same time
time difference · heading west
See live RCA→TWF fares Phone-only fares on this route — call free
Flight time details
583 miles nonstop takes roughly 1h 44m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- RCA — Ellsworth Air Force Base · Rapid City, United States
- TWF — Joslin Field Magic Valley Regional Airport · Twin Falls, United States
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 TWF
- BYI · Burley Municipal Airport37 mi away
- SUN · Friedman Memorial Airport71 mi away
- MUO · Mountain Home Air Force Base80 mi away
- PIH · Pocatello Regional Airport101 mi away
Frequently asked questions
How far is RCA from TWF?
The flight distance from Rapid City (RCA) to Twin Falls (TWF) is 583 miles (939 km, 507 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RCA to TWF?
A nonstop flight takes about 1h 44m 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 cheapest way to fly from RCA to TWF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RCA–TWF that never appear on search engines, with no booking fees.