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ONT to CTA: distance & flight time
Ontario (Ontario International Airport) → Catania (Catania-Fontanarossa Airport)
6,635 mi
10,678 km · 5,766 nm
13h 29m
estimated nonstop flight time
+9h
time difference · heading northeast
See live ONT→CTA fares Phone-only fares on this route — call free
Flight time details
6,635 miles nonstop takes roughly 13h 29m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- CTA — Catania-Fontanarossa Airport · Catania, Italy
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 ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Near CTA
- NSY · Sigonella Navy Air Base9 mi away
- CIY · Comiso Airport41 mi away
- REG · Reggio Calabria Airport53 mi away
- GZM · Xewkija Heliport109 mi away
Frequently asked questions
How far is ONT from CTA?
The flight distance from Ontario (ONT) to Catania (CTA) is 6,635 miles (10,678 km, 5,766 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to CTA?
A nonstop flight takes about 13h 29m 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 Catania?
Catania is 9 hours ahead of Ontario.
What is the cheapest way to fly from ONT to CTA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–CTA that never appear on search engines, with no booking fees.