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LWT to ONT: distance & flight time
Lewistown (Lewistown Municipal Airport) → Ontario (Ontario International Airport)
993 mi
1,598 km · 863 nm
2h 37m
estimated nonstop flight time
-1h
time difference · heading southwest
See live LWT→ONT fares Phone-only fares on this route — call free
Flight time details
993 miles nonstop takes roughly 2h 37m gate to gate, flying southwest. 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
- LWT — Lewistown Municipal Airport · Lewistown, 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 LWT
- GTF · Great Falls International Airport94 mi away
- BIL · Billings Logan International Airport96 mi away
- HVR · Havre City County Airport104 mi away
- LVM · Mission Field104 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 LWT from ONT?
The flight distance from Lewistown (LWT) to Ontario (ONT) is 993 miles (1,598 km, 863 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LWT to ONT?
A nonstop flight takes about 2h 37m 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 Lewistown and Ontario?
Ontario is 1 hour behind Lewistown.
What is the cheapest way to fly from LWT to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LWT–ONT that never appear on search engines, with no booking fees.