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OJC to DEC: distance & flight time
Olathe (Johnson County Executive Airport) → Decatur (Decatur Airport)
321 mi
517 km · 279 nm
1h 19m
estimated nonstop flight time
Same time
time difference · heading east
See live OJC→DEC fares Phone-only fares on this route — call free
Flight time details
321 miles nonstop takes roughly 1h 19m gate to gate, flying east. 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
- OJC — Johnson County Executive Airport · Olathe, United States
- DEC — Decatur Airport · Decatur, 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 OJC
- JCI · New Century Aircenter Airport8 mi away
- MKC · Charles B. Wheeler Downtown Airport21 mi away
- LWC · Lawrence Municipal Airport28 mi away
- MCI · Kansas City International Airport31 mi away
Frequently asked questions
How far is OJC from DEC?
The flight distance from Olathe (OJC) to Decatur (DEC) is 321 miles (517 km, 279 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OJC to DEC?
A nonstop flight takes about 1h 19m 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 OJC to DEC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OJC–DEC that never appear on search engines, with no booking fees.