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EOK to DUC: distance & flight time
Keokuk (Keokuk Municipal Airport) → Duncan (Halliburton Field)
547 mi
880 km · 475 nm
1h 39m
estimated nonstop flight time
Same time
time difference · heading southwest
See live EOK→DUC fares Phone-only fares on this route — call free
Flight time details
547 miles nonstop takes roughly 1h 39m 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
- EOK — Keokuk Municipal Airport · Keokuk, 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 EOK
- BRL · Southeast Iowa Regional Airport27 mi away
- UIN · Quincy Regional Baldwin Field38 mi away
- GBG · Galesburg Municipal Airport62 mi away
- IRK · Kirksville Regional Airport64 mi away
Near DUC
Frequently asked questions
How far is EOK from DUC?
The flight distance from Keokuk (EOK) to Duncan (DUC) is 547 miles (880 km, 475 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from EOK to DUC?
A nonstop flight takes about 1h 39m 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 cheapest way to fly from EOK to DUC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on EOK–DUC that never appear on search engines, with no booking fees.