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ONO to CSM: distance & flight time
Ontario (Ontario Municipal Airport) → Clinton (Clinton Sherman Airport)
1,117 mi
1,798 km · 971 nm
2h 54m
estimated nonstop flight time
+1h
time difference · heading southeast
See live ONO→CSM fares Phone-only fares on this route — call free
Flight time details
1,117 miles nonstop takes roughly 2h 54m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- ONO — Ontario Municipal Airport · Ontario, 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 ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 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 ONO from CSM?
The flight distance from Ontario (ONO) to Clinton (CSM) is 1,117 miles (1,798 km, 971 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONO to CSM?
A nonstop flight takes about 2h 54m 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 time difference between Ontario and Clinton?
Clinton is 1 hour ahead of Ontario.
What is the cheapest way to fly from ONO to CSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONO–CSM that never appear on search engines, with no booking fees.