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SUX to CSM: distance & flight time
Sioux City (Sioux Gateway Col. Bud Day Field) → Clinton (Clinton Sherman Airport)
511 mi
822 km · 444 nm
1h 35m
estimated nonstop flight time
Same time
time difference · heading south
See live SUX→CSM fares Phone-only fares on this route — call free
Flight time details
511 miles nonstop takes roughly 1h 35m gate to gate, flying south. 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
- SUX — Sioux Gateway Col. Bud Day Field · Sioux City, United States
- CSM — Clinton Sherman Airport · Clinton, 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 SUX
- OFK · Karl Stefan Memorial Airport61 mi away
- YKN · Chan Gurney Municipal Airport62 mi away
- FET · Fremont Municipal Airport66 mi away
- OMA · Eppley Airfield80 mi away
Near CSM
- HBR · Hobart Regional Airport26 mi away
- LTS · Altus Air Force Base47 mi away
- FSI · Henry Post Army Air Field (Fort Sill)66 mi away
- LAW · Lawton Fort Sill Regional Airport69 mi away
Frequently asked questions
How far is SUX from CSM?
The flight distance from Sioux City (SUX) to Clinton (CSM) is 511 miles (822 km, 444 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SUX to CSM?
A nonstop flight takes about 1h 35m 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 SUX to CSM?
Nonstop service on SUX–CSM 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 35m nonstop estimate.
What is the cheapest way to fly from SUX to CSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SUX–CSM that never appear on search engines, with no booking fees.
Why are some SUX to CSM fares phone-only?
Consolidator contracts let us sell certain SUX–CSM 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.