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CSM to SEP: distance & flight time
Clinton (Clinton Sherman Airport) → Stephenville (Stephenville Clark Regional Airport)
224 mi
360 km · 194 nm
1h 3m
estimated nonstop flight time
Same time
time difference · heading south
See live CSM→SEP fares Phone-only fares on this route — call free
Flight time details
224 miles nonstop takes roughly 1h 3m gate to gate, flying south. 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
- CSM — Clinton Sherman Airport · Clinton, 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 CSM
- HBR · Hobart Regional Airport26 mi away
- LTS · Altus Air Force Base47 mi away
- FSI · Henry Post Army Air Field (Fort Sill)66 mi away
- LAW · Lawton Fort Sill Regional Airport69 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 CSM from SEP?
The flight distance from Clinton (CSM) to Stephenville (SEP) is 224 miles (360 km, 194 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CSM to SEP?
A nonstop flight takes about 1h 3m 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 CSM to SEP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CSM–SEP that never appear on search engines, with no booking fees.