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DUC to RKS: distance & flight time
Duncan (Halliburton Field) → Rock Springs (Southwest Wyoming Regional Airport)
778 mi
1,253 km · 676 nm
2h 10m
estimated nonstop flight time
-1h
time difference · heading northwest
See live DUC→RKS fares Phone-only fares on this route — call free
Flight time details
778 miles nonstop takes roughly 2h 10m gate to gate, flying northwest. 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
- RKS — Southwest Wyoming Regional Airport · Rock Springs, 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 RKS
- FBR · Fort Bridger Airport71 mi away
- VEL · Vernal Regional Airport83 mi away
- LND · Hunt Field86 mi away
- BPI · Miley Memorial Field87 mi away
Frequently asked questions
How far is DUC from RKS?
The flight distance from Duncan (DUC) to Rock Springs (RKS) is 778 miles (1,253 km, 676 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DUC to RKS?
A nonstop flight takes about 2h 10m 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 Rock Springs?
Rock Springs is 1 hour behind Duncan.
What is the cheapest way to fly from DUC to RKS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DUC–RKS that never appear on search engines, with no booking fees.