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ADL to DEC: distance & flight time
Adelaide (Adelaide International Airport) → Decatur (Decatur Airport)
9,844 mi
15,842 km · 8,554 nm
19h 46m
estimated nonstop flight time
-14.5h
time difference · heading east
See live ADL→DEC fares Phone-only fares on this route — call free
Flight time details
9,844 miles nonstop takes roughly 19h 46m 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
- DEC — Decatur Airport · Decatur, 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
Frequently asked questions
How far is ADL from DEC?
The flight distance from Adelaide (ADL) to Decatur (DEC) is 9,844 miles (15,842 km, 8,554 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ADL to DEC?
A nonstop flight takes about 19h 46m 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 Decatur?
Decatur is 14.5 hours behind Adelaide.
What is the cheapest way to fly from ADL to DEC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ADL–DEC that never appear on search engines, with no booking fees.