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MNZ to ONT: distance & flight time
Manassas (Manassas Regional Airport/Harry P. Davis Field) → Ontario (Ontario International Airport)
2,235 mi
3,597 km · 1,942 nm
4h 51m
estimated nonstop flight time
-3h
time difference · heading west
See live MNZ→ONT fares Phone-only fares on this route — call free
Flight time details
2,235 miles nonstop takes roughly 4h 51m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- MNZ — Manassas Regional Airport/Harry P. Davis Field · Manassas, United States
- 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 MNZ
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 MNZ from ONT?
The flight distance from Manassas (MNZ) to Ontario (ONT) is 2,235 miles (3,597 km, 1,942 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MNZ to ONT?
A nonstop flight takes about 4h 51m 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 Manassas and Ontario?
Ontario is 3 hours behind Manassas.
What is the cheapest way to fly from MNZ to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MNZ–ONT that never appear on search engines, with no booking fees.