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DUC to SDY: distance & flight time
Duncan (Halliburton Field) → Sidney (Sidney - Richland Regional Airport)
970 mi
1,560 km · 843 nm
2h 34m
estimated nonstop flight time
-1h
time difference · heading north
See live DUC→SDY fares Phone-only fares on this route — call free
Flight time details
970 miles nonstop takes roughly 2h 34m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- DUC — Halliburton Field · Duncan, United States
- SDY — Sidney - Richland Regional Airport · Sidney, 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 DUC
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
Frequently asked questions
How far is DUC from SDY?
The flight distance from Duncan (DUC) to Sidney (SDY) is 970 miles (1,560 km, 843 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DUC to SDY?
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 Duncan and Sidney?
Sidney is 1 hour behind Duncan.
What is the cheapest way to fly from DUC to SDY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DUC–SDY that never appear on search engines, with no booking fees.