ONT - LSE

$581 Find Cheap Flights from Ontario to La Crosse

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Ontario to La Crosse departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to La Crosse

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Ontario to La Crosse, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Ontario to La Crosse, as well as popular online travel agencies
Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
$581
American Airlines
Wed 11/5Sat 11/8
ONT - LSE • 2 stops
Cheapest one-way
Multiple Airlines
Thu 10/9
ONT - LSE • multi-stop
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to La Crosse!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Ontario to La Crosse (ONT-LSE)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to La Crosse that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to La Crosse

Wed, Nov 5 - Sat, Nov 8
American Airlines Logo
9:59 am - 10:02 pmONT-LSE
10h 03m2 stops
American Airlines Logo
9:59 am - 6:20 pmLSE-ONT
10h 21m2 stops
$581American Airlines
Find Deal
Wed, Dec 10 - Sat, Dec 13
American Airlines Logo
9:59 am - 10:03 pmONT-LSE
10h 04m2 stops
American Airlines Logo
6:00 am - 4:01 pmLSE-ONT
12h 01m2 stops
$661American Airlines
Find Deal
Wed, Oct 29 - Tue, Nov 4
American Airlines Logo
4:49 pm - 10:24 amONT-LSE
15h 35m2 stops
American Airlines Logo
10:03 am - 7:41 pmLSE-ONT
11h 38m2 stops
$689American Airlines
Find Deal
Thu, Oct 30 - Tue, Nov 4
American Airlines Logo
10:09 am - 11:28 pmONT-LSE
11h 19m2 stops
American Airlines Logo
10:03 am - 4:03 pmLSE-ONT
8h 00m2 stops
$701American Airlines
Find Deal
Thu, Oct 30 - Mon, Nov 3
American Airlines Logo
6:15 am - 5:45 pmONT-LSE
9h 30m2 stops
American Airlines Logo
9:50 am - 4:01 pmLSE-ONT
8h 11m2 stops
$741American Airlines
Find Deal
Thu, Mar 19 - Mon, Mar 30
American Airlines Logo
11:12 pm - 2:18 pmONT-LSE
13h 06m2 stops
American Airlines Logo
4:46 pm - 11:43 pmLSE-ONT
8h 57m2 stops
$751American Airlines
Find Deal
Tue, Oct 28 - Wed, Nov 5
American Airlines Logo
6:15 am - 5:58 pmONT-LSE
9h 43m2 stops
American Airlines Logo
6:00 am - 2:02 pmLSE-ONT
10h 02m2 stops
$761American Airlines
Find Deal
Fri, Oct 31 - Sat, Nov 8
American Airlines Logo
4:49 pm - 9:54 amONT-LSE
15h 05m2 stops
American Airlines Logo
9:59 am - 6:20 pmLSE-ONT
10h 21m2 stops
$780American Airlines
Find Deal
Tue, Mar 17 - Tue, Mar 31
American Airlines Logo
11:59 pm - 2:18 pmONT-LSE
12h 19m2 stops
American Airlines Logo
4:46 pm - 11:30 amLSE-ONT
20h 44m2 stops
$795American Airlines
Find Deal
Tue, Oct 28 - Mon, Nov 3
American Airlines Logo
6:15 am - 5:58 pmONT-LSE
9h 43m2 stops
American Airlines Logo
9:50 am - 4:01 pmLSE-ONT
8h 11m2 stops
$801American Airlines
Find Deal
Booking Insights

Good to know

Cheapest flight$581
Flight from Ontario to La Crosse

When to book flights from Ontario to La Crosse

Are your dates flexible? Find out the best times to travel from Ontario to La Crosse based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Ontario to La Crosse

  • What is the cheapest flight from Ontario to La Crosse?

    In the last 3 days, the lowest price for a flight from Ontario to La Crosse was $581 for a round-trip ticket.

  • Do I need a passport to fly between Ontario and La Crosse?

    A passport is not required to fly from Ontario to La Crosse.

  • Which aircraft models fly most regularly from Ontario to La Crosse?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Ontario to La Crosse?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to La Crosse.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to La Crosse?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to La Crosse from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Ontario to La Crosse?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to La Crosse with an airline and back to Ontario with another airline. Booking your flights between Ontario and LSE can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to La Crosse?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to La Crosse from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Ontario to La Crosse

Information on your arrival and departure airports

Ontario (ONT)
La Crosse (LSE)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.