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RCA to SEP: distance & flight time
Rapid City (Ellsworth Air Force Base) → Stephenville (Stephenville Clark Regional Airport)
866 mi
1,394 km · 753 nm
2h 21m
estimated nonstop flight time
+1h
time difference · heading south
See live RCA→SEP fares Phone-only fares on this route — call free
Flight time details
866 miles nonstop takes roughly 2h 21m gate to gate, flying south. 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
- RCA — Ellsworth Air Force Base · Rapid City, United States
- SEP — Stephenville Clark Regional Airport · Stephenville, 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 SEP
- MWL · Mineral Wells Airport40 mi away
- DFW · Dallas Fort Worth International Airport81 mi away
- BKD · Stephens County Airport54 mi away
- FWH · NAS Fort Worth JRB/Carswell Field57 mi away
Frequently asked questions
How far is RCA from SEP?
The flight distance from Rapid City (RCA) to Stephenville (SEP) is 866 miles (1,394 km, 753 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RCA to SEP?
A nonstop flight takes about 2h 21m 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 Stephenville?
Stephenville is 1 hour ahead of Rapid City.
What is the cheapest way to fly from RCA to SEP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RCA–SEP that never appear on search engines, with no booking fees.