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ONT to LSE: distance & flight time
Ontario (Ontario International Airport) → La Crosse (La Crosse Municipal Airport)
1,560 mi
2,511 km · 1,356 nm
3h 32m
estimated nonstop flight time
+2h
time difference · heading northeast
See live ONT→LSE fares Phone-only fares on this route — call free
Flight time details
1,560 miles nonstop takes roughly 3h 32m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- LSE — La Crosse Municipal Airport · La Crosse, 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 LSE
- VOK · Volk Field50 mi away
- PCD · Prairie Du Chien Municipal Airport60 mi away
- RST · Rochester International Airport62 mi away
- EAU · Chippewa Valley Regional Airport69 mi away
Frequently asked questions
How far is ONT from LSE?
The flight distance from Ontario (ONT) to La Crosse (LSE) is 1,560 miles (2,511 km, 1,356 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to LSE?
A nonstop flight takes about 3h 32m 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 La Crosse?
La Crosse is 2 hours ahead of Ontario.
What is the cheapest way to fly from ONT to LSE?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–LSE that never appear on search engines, with no booking fees.