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COU to DUC: distance & flight time
Columbia (Columbia Regional Airport) → Duncan (Halliburton Field)
437 mi
704 km · 380 nm
1h 25m
estimated nonstop flight time
Same time
time difference · heading southwest
See live COU→DUC fares Phone-only fares on this route — call free
Flight time details
437 miles nonstop takes roughly 1h 25m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- COU — Columbia Regional Airport · Columbia, 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 COU
- JEF · Jefferson City Memorial Airport16 mi away
- AIZ · Lee C Fine Memorial Airport53 mi away
- SZL · Whiteman Air Force Base72 mi away
- TBN · Waynesville-St. Robert Regional Forney field75 mi away
Near DUC
Frequently asked questions
How far is COU from DUC?
The flight distance from Columbia (COU) to Duncan (DUC) is 437 miles (704 km, 380 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from COU 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.
Are there nonstop flights from COU to DUC?
Nonstop service on COU–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 1h 25m nonstop estimate.
What is the cheapest way to fly from COU to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on COU–DUC that never appear on search engines, with no booking fees.
Why are some COU to DUC fares phone-only?
Consolidator contracts let us sell certain COU–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.