Need help booking?
Unpublished phone-only deals available
ADP to DUC: distance & flight time
Galoya (Ampara Airport) → Duncan (Halliburton Field)
9,548 mi
15,366 km · 8,297 nm
19h 11m
estimated nonstop flight time
-10.5h
time difference · heading north
See live ADP→DUC fares Phone-only fares on this route — call free
Flight time details
9,548 miles nonstop takes roughly 19h 11m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.5-hour time set-back when reading arrival times on your ticket.
The two airports
- ADP — Ampara Airport · Galoya, Sri Lanka
- DUC — Halliburton Field · Duncan, 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 ADP
- BTC · Batticaloa Airport26 mi away
- HIM · Hingurakgoda Air Force Base66 mi away
- GIU · Sigiriya Air Force Base75 mi away
- WRZ · Weerawila Airport80 mi away
Near DUC
Frequently asked questions
How far is ADP from DUC?
The flight distance from Galoya (ADP) to Duncan (DUC) is 9,548 miles (15,366 km, 8,297 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ADP to DUC?
A nonstop flight takes about 19h 11m 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 Galoya and Duncan?
Duncan is 10.5 hours behind Galoya.
What is the cheapest way to fly from ADP to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ADP–DUC that never appear on search engines, with no booking fees.