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GWT to DUC: distance & flight time
Westerland (Westerland Sylt Airport) → Duncan (Halliburton Field)
4,887 mi
7,864 km · 4,246 nm
10h 3m
estimated nonstop flight time
-7h
time difference · heading northwest
See live GWT→DUC fares Phone-only fares on this route — call free
Flight time details
4,887 miles nonstop takes roughly 10h 3m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- GWT — Westerland Sylt Airport · Westerland, Germany
- 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 GWT
- FLF · Flensburg-Schäferhaus Airport42 mi away
- SKS · Skrydstrup Air Base42 mi away
- EBJ · Esbjerg Airport43 mi away
- PSH · St. Peter-Ording Airport44 mi away
Near DUC
Frequently asked questions
How far is GWT from DUC?
The flight distance from Westerland (GWT) to Duncan (DUC) is 4,887 miles (7,864 km, 4,246 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GWT to DUC?
A nonstop flight takes about 10h 3m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from GWT to DUC?
Nonstop service on GWT–DUC depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 10h 3m nonstop estimate.
What is the time difference between Westerland and Duncan?
Duncan is 7 hours behind Westerland.
What is the cheapest way to fly from GWT to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GWT–DUC that never appear on search engines, with no booking fees.
Why are some GWT to DUC fares phone-only?
Consolidator contracts let us sell certain GWT–DUC tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.