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DEC to OJC: distance & flight time
Decatur (Decatur Airport) → Olathe (Johnson County Executive Airport)
321 mi
517 km · 279 nm
1h 19m
estimated nonstop flight time
Same time
time difference · heading west
See live DEC→OJC fares Phone-only fares on this route — call free
Flight time details
321 miles nonstop takes roughly 1h 19m gate to gate, flying west. 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
- DEC — Decatur Airport · Decatur, United States
- OJC — Johnson County Executive Airport · Olathe, 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 DEC
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 DEC from OJC?
The flight distance from Decatur (DEC) to Olathe (OJC) is 321 miles (517 km, 279 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEC to OJC?
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 DEC to OJC?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEC–OJC that never appear on search engines, with no booking fees.