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SEP to APA: distance & flight time
Stephenville (Stephenville Clark Regional Airport) → Denver (Centennial Airport)
630 mi
1,014 km · 548 nm
1h 50m
estimated nonstop flight time
-1h
time difference · heading northwest
See live SEP→APA fares Phone-only fares on this route — call free
Flight time details
630 miles nonstop takes roughly 1h 50m gate to gate, flying northwest. 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
- APA — Centennial Airport · Denver, 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 APA
- DEN · Denver International Airport22 mi away
- BFK · Buckley Air Force Base10 mi away
- BJC · Rocky Mountain Metropolitan Airport27 mi away
- WBU · Boulder Municipal Airport38 mi away
Frequently asked questions
How far is SEP from APA?
The flight distance from Stephenville (SEP) to Denver (APA) is 630 miles (1,014 km, 548 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEP to APA?
A nonstop flight takes about 1h 50m 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 Denver?
Denver is 1 hour behind Stephenville.
What is the cheapest way to fly from SEP to APA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEP–APA that never appear on search engines, with no booking fees.