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KCO to ONT: distance & flight time
Topel (Cengiz Topel Airport) → Ontario (Ontario International Airport)
6,875 mi
11,064 km · 5,974 nm
13h 57m
estimated nonstop flight time
-10h
time difference · heading northwest
See live KCO→ONT fares Phone-only fares on this route — call free
Flight time details
6,875 miles nonstop takes roughly 13h 57m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time set-back when reading arrival times on your ticket.
The two airports
- KCO — Cengiz Topel Airport · Topel, Turkey
- ONT — Ontario International Airport · Ontario, 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 KCO
- IST · Istanbul Airport79 mi away
- SAW · Sabiha Gökçen International Airport42 mi away
- YEI · Bursa Yenişehir Airport43 mi away
- BTZ · Bursa Airport66 mi away
Near ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Frequently asked questions
How far is KCO from ONT?
The flight distance from Topel (KCO) to Ontario (ONT) is 6,875 miles (11,064 km, 5,974 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KCO to ONT?
A nonstop flight takes about 13h 57m 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 Topel and Ontario?
Ontario is 10 hours behind Topel.
What is the cheapest way to fly from KCO to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KCO–ONT that never appear on search engines, with no booking fees.