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ADL to SEP: distance & flight time
Adelaide (Adelaide International Airport) → Stephenville (Stephenville Clark Regional Airport)
9,211 mi
14,824 km · 8,004 nm
18h 32m
estimated nonstop flight time
-14.5h
time difference · heading east
See live ADL→SEP fares Phone-only fares on this route — call free
Flight time details
9,211 miles nonstop takes roughly 18h 32m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14.5-hour time set-back when reading arrival times on your ticket.
The two airports
- ADL — Adelaide International Airport · Adelaide, Australia
- 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 ADL
- PEA · Penneshaw Airport65 mi away
- KGC · Kingscote Airport78 mi away
- PPI · Port Pirie Airport122 mi away
- RMK · Renmark Airport132 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 ADL from SEP?
The flight distance from Adelaide (ADL) to Stephenville (SEP) is 9,211 miles (14,824 km, 8,004 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ADL to SEP?
A nonstop flight takes about 18h 32m 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 Adelaide and Stephenville?
Stephenville is 14.5 hours behind Adelaide.
What is the cheapest way to fly from ADL to SEP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ADL–SEP that never appear on search engines, with no booking fees.