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ONT to MLS: distance & flight time
Ontario (Ontario International Airport) → Miles City (Frank Wiley Field)
1,052 mi
1,693 km · 914 nm
2h 45m
estimated nonstop flight time
+1h
time difference · heading northeast
See live ONT→MLS fares Phone-only fares on this route — call free
Flight time details
1,052 miles nonstop takes roughly 2h 45m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- MLS — Frank Wiley Field · Miles City, 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 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 MLS
- GDV · Dawson Community Airport71 mi away
- OLF · L M Clayton Airport116 mi away
- SDY · Sidney - Richland Regional Airport119 mi away
- SHR · Sheridan County Airport126 mi away
Frequently asked questions
How far is ONT from MLS?
The flight distance from Ontario (ONT) to Miles City (MLS) is 1,052 miles (1,693 km, 914 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to MLS?
A nonstop flight takes about 2h 45m 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 Miles City?
Miles City is 1 hour ahead of Ontario.
What is the cheapest way to fly from ONT to MLS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–MLS that never appear on search engines, with no booking fees.