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ONT to TNF: distance & flight time
Ontario (Ontario International Airport) → Toussous-le-noble (Toussus-le-Noble Airport)
5,621 mi
9,046 km · 4,884 nm
11h 29m
estimated nonstop flight time
+9h
time difference · heading northeast
See live ONT→TNF fares Phone-only fares on this route — call free
Flight time details
5,621 miles nonstop takes roughly 11h 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
- TNF — Toussus-le-Noble Airport · Toussous-le-noble, France
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 TNF
- CDG · Charles de Gaulle International Airport27 mi away
- VIY · Villacoublay-Vélizy (BA 107) Air Base4 mi away
- ORY · Paris-Orly Airport13 mi away
- LBG · Paris-Le Bourget Airport21 mi away
Frequently asked questions
How far is ONT from TNF?
The flight distance from Ontario (ONT) to Toussous-le-noble (TNF) is 5,621 miles (9,046 km, 4,884 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to TNF?
A nonstop flight takes about 11h 29m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from ONT to TNF?
Nonstop service on ONT–TNF depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 11h 29m nonstop estimate.
What is the time difference between Ontario and Toussous-le-noble?
Toussous-le-noble is 9 hours ahead of Ontario.
What is the cheapest way to fly from ONT to TNF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–TNF that never appear on search engines, with no booking fees.
Why are some ONT to TNF fares phone-only?
Consolidator contracts let us sell certain ONT–TNF tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.