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MSO to ONT: distance & flight time
Missoula (Missoula International Airport) → Ontario (Ontario International Airport)
907 mi
1,460 km · 788 nm
2h 26m
estimated nonstop flight time
-1h
time difference · heading south
See live MSO→ONT fares Phone-only fares on this route — call free
Flight time details
907 miles nonstop takes roughly 2h 26m gate to gate, flying south. 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
- MSO — Missoula International Airport · Missoula, 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 MSO
- FCA · Glacier Park International Airport97 mi away
- BTM · Bert Mooney Airport101 mi away
- HLN · Helena Regional Airport102 mi away
- SMN · Lemhi County Airport124 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 MSO from ONT?
The flight distance from Missoula (MSO) to Ontario (ONT) is 907 miles (1,460 km, 788 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MSO to ONT?
A nonstop flight takes about 2h 26m 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 Missoula and Ontario?
Ontario is 1 hour behind Missoula.
What is the cheapest way to fly from MSO to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MSO–ONT that never appear on search engines, with no booking fees.