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CDG to ONT: distance & flight time
Paris (Charles de Gaulle International Airport) → Ontario (Ontario International Airport)
5,623 mi
9,050 km · 4,886 nm
11h 30m
estimated nonstop flight time
-9h
time difference · heading northwest
See live CDG→ONT fares Phone-only fares on this route — call free
Flight time details
5,623 miles nonstop takes roughly 11h 30m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- CDG — Charles de Gaulle International Airport · Paris, France
- 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 CDG
- LBG · Paris-Le Bourget Airport6 mi away
- CSF · Creil Air Base17 mi away
- ORY · Paris-Orly Airport21 mi away
- VIY · Villacoublay-Vélizy (BA 107) Air Base23 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 CDG from ONT?
The flight distance from Paris (CDG) to Ontario (ONT) is 5,623 miles (9,050 km, 4,886 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CDG to ONT?
A nonstop flight takes about 11h 30m 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 Paris and Ontario?
Ontario is 9 hours behind Paris.
What is the cheapest way to fly from CDG to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CDG–ONT that never appear on search engines, with no booking fees.