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SDY to DUC: distance & flight time
Sidney (Sidney - Richland Regional Airport) → Duncan (Halliburton Field)
970 mi
1,560 km · 843 nm
2h 34m
estimated nonstop flight time
+1h
time difference · heading south
See live SDY→DUC fares Phone-only fares on this route — call free
Flight time details
970 miles nonstop takes roughly 2h 34m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- SDY — Sidney - Richland Regional Airport · Sidney, United States
- 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 SDY
- ISN · Sloulin Field International Airport41 mi away
- GDV · Dawson Community Airport49 mi away
- OLF · L M Clayton Airport69 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport91 mi away
Near DUC
Frequently asked questions
How far is SDY from DUC?
The flight distance from Sidney (SDY) to Duncan (DUC) is 970 miles (1,560 km, 843 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDY to DUC?
A nonstop flight takes about 2h 34m 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 Sidney and Duncan?
Duncan is 1 hour ahead of Sidney.
What is the cheapest way to fly from SDY to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDY–DUC that never appear on search engines, with no booking fees.