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SEP to RAP: distance & flight time
Stephenville (Stephenville Clark Regional Airport) → Rapid City (Rapid City Regional Airport)
859 mi
1,382 km · 746 nm
2h 20m
estimated nonstop flight time
-1h
time difference · heading north
See live SEP→RAP fares Phone-only fares on this route — call free
Flight time details
859 miles nonstop takes roughly 2h 20m 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
- RAP — Rapid City Regional Airport · 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 RAP
- RCA · Ellsworth Air Force Base7 mi away
- SPF · Black Hills Airport-Clyde Ice Field47 mi away
- CDR · Chadron Municipal Airport83 mi away
- GCC · Gillette Campbell County Airport125 mi away
Frequently asked questions
How far is SEP from RAP?
The flight distance from Stephenville (SEP) to Rapid City (RAP) is 859 miles (1,382 km, 746 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEP to RAP?
A nonstop flight takes about 2h 20m 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 RAP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEP–RAP that never appear on search engines, with no booking fees.