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RUI to DUC: distance & flight time
Ruidoso (Sierra Blanca Regional Airport) → Duncan (Halliburton Field)
440 mi
707 km · 382 nm
1h 25m
estimated nonstop flight time
+1h
time difference · heading east
See live RUI→DUC fares Phone-only fares on this route — call free
Flight time details
440 miles nonstop takes roughly 1h 25m gate to gate, flying east. 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
- RUI — Sierra Blanca Regional Airport · Ruidoso, 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 RUI
- ALM · Alamogordo White Sands Regional Airport50 mi away
- HMN · Holloman Air Force Base54 mi away
- ROW · Roswell International Air Center Airport59 mi away
- WSD · Condron Army Air Field92 mi away
Near DUC
Frequently asked questions
How far is RUI from DUC?
The flight distance from Ruidoso (RUI) to Duncan (DUC) is 440 miles (707 km, 382 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RUI to DUC?
A nonstop flight takes about 1h 25m 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 Ruidoso and Duncan?
Duncan is 1 hour ahead of Ruidoso.
What is the cheapest way to fly from RUI to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RUI–DUC that never appear on search engines, with no booking fees.