Need help booking?
Unpublished phone-only deals available
SEP to RCA: distance & flight time
Stephenville (Stephenville Clark Regional Airport) → Rapid City (Ellsworth Air Force Base)
866 mi
1,394 km · 753 nm
2h 21m
estimated nonstop flight time
-1h
time difference · heading north
See live SEP→RCA fares Phone-only fares on this route — call free
Flight time details
866 miles nonstop takes roughly 2h 21m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- SEP — Stephenville Clark Regional Airport · Stephenville, United States
- RCA — Ellsworth Air Force Base · Rapid City, 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 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
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
Frequently asked questions
How far is SEP from RCA?
The flight distance from Stephenville (SEP) to Rapid City (RCA) is 866 miles (1,394 km, 753 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEP to RCA?
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 Stephenville and Rapid City?
Rapid City is 1 hour behind Stephenville.
What is the cheapest way to fly from SEP to RCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEP–RCA that never appear on search engines, with no booking fees.