How long is the flight from Ontario to La Crosse?

Airlines like American Airlines fly from Ontario to La Crosse in about 26h 43m. The time it takes to get you to your destination can typically vary by up to . Ontario and La Crosse are separated by a distance of 1559 mi.

What is the cheapest day to fly from Ontario to La Crosse?

Travelers seeking maximum savings on their Ontario to La Crosse flight should consider departing on Wednesday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in La Crosse ranges from 1.1 - 4.3 inches per month. June is typically the wettest month, when rainfall can reach 4.3 in. January is typically the driest time to visit La Crosse when rainfall is around 1.1 in.

If weather is an important factor for your trip to La Crosse, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.6 F).

What is the cheapest month to fly from Ontario to La Crosse?

The best pricing can be found in the month of May. Prices to La Crosse from Ontario average $605. You can even find prices in May for less than $605, as users have found deals to La Crosse from as low as $341. The month of December appears to be one of the more expensive times to travel to La Crosse from Ontario. Flying in the targeted month can save you up to 29%.

What is the cheapest time of day to fly from ONT to LSE?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to La Crosse as you normally would.

Can I find deals for flights from Ontario to La Crosse that include hotel bookings?

Yes. In addition to deals on Ontario to La Crosse flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ontario to La Crosse?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to La Crosse.

Can I find deals for business class flights from Ontario to La Crosse?

Yes. Cheapflights offers flight deals from Ontario to La Crosse by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$659+ Flights from Ontario to La Crosse

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Cheap flight deals from Ontario to La Crosse

Round-trip from	$661 (American Airlines)
Popular in	December
Cheapest in	May
Average price	$601

From Ontario to La Crosse

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Highest demand for flights based on searches. 8% potential increase in price ($55 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Cheapest flights from Ontario to La Crosse
Explore the most affordable flight options available from Ontario to La Crosse. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

mié. 12/1012:55 pmONT - LSE

2 stops26h 43mAmerican Airlines

sáb. 12/136:00 amLSE - ONT

2 stops12h 01mAmerican Airlines

Deal found 9/12

$659

Best flights from Ontario to La Crosse
Discover carefully curated flight deals from Ontario to La Crosse that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated septiembre 15, 2025.

mié. 12/1012:55 pmONT - LSE

2 stops26h 43mAmerican Airlines

sáb. 12/136:00 amLSE - ONT

2 stops12h 01mAmerican Airlines

Deal found 9/12

$659

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to La Crosse that are best for you.

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Route

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Price

OntarioLa Crosse

ONT - LSE

ONTLSE

Ontario

mié. 12/10

12:55 pm-5:38 pm

2 stops26h 43m

La Crosse

sáb. 12/13

6:00 am-4:01 pm

2 stops12h 01m

$659

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Deals found on 9/12

Best time to book a flight from Ontario to La Crosse

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Estimated round-trip price

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Related info for your journey

How long is the flight from Ontario to La Crosse?
Airlines like American Airlines fly from Ontario to La Crosse in about 26h 43m. The time it takes to get you to your destination can typically vary by up to . Ontario and La Crosse are separated by a distance of 1559 mi.
Can I find deals for flights from Ontario to La Crosse that include hotel bookings?
Yes. In addition to deals on Ontario to La Crosse flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to La Crosse?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to La Crosse.
Can I find deals for business class flights from Ontario to La Crosse?
Yes. Cheapflights offers flight deals from Ontario to La Crosse by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$659+ Cheap flights from Ontario to La Crosse (ONT - LSE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapest flights from Ontario to La CrosseExplore the most affordable flight options available from Ontario to La Crosse. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

Explore the most affordable flight options available from Ontario to La Crosse. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to La Crosse that are best for you.

Best time to book a flight from Ontario to La Crosse

Have a flexible travel schedule? Discover the best time to fly to La Crosse from Ontario with our price prediction graph.

Related info for your journey

Find useful and relevant information for your journey from Ontario to La Crosse. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Ontario to La Crosse?

Can I find deals for flights from Ontario to La Crosse that include hotel bookings?

How can I find direct flights from Ontario to La Crosse?

Can I find deals for business class flights from Ontario to La Crosse?

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Cheapest flights from Ontario to La Crosse
Explore the most affordable flight options available from Ontario to La Crosse. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.