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MEX to ONT: distance & flight time
Mexico City (Licenciado Benito Juarez International Airport) → Ontario (Ontario International Airport)
1,521 mi
2,447 km · 1,321 nm
3h 27m
estimated nonstop flight time
-1h
time difference · heading northwest
See live MEX→ONT fares Phone-only fares on this route — call free
Flight time details
1,521 miles nonstop takes roughly 3h 27m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- MEX — Licenciado Benito Juarez International Airport · Mexico City, Mexico
- 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 MEX
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 MEX from ONT?
The flight distance from Mexico City (MEX) to Ontario (ONT) is 1,521 miles (2,447 km, 1,321 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MEX to ONT?
A nonstop flight takes about 3h 27m 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 Mexico City and Ontario?
Ontario is 1 hour behind Mexico City.
What is the cheapest way to fly from MEX to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MEX–ONT that never appear on search engines, with no booking fees.