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Cheap flights from La Crosse to Montreal from $381

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from La Crosse to Montreal departing on 5/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

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Multiple Airlines Logo
LSE
-
YUL
865 mimulti-stop
Multiple Airlines Logo
YUL
-
LSE
865 mimulti-stop
Multiple Airlines

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Customize your flight search to find flights from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated Mai 4, 2026.
Use the filters below to find and compare flights from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way

La CrosseMontreal

LSE - YUL

LSEYUL

La Crosse

Sa 5/30

6:01 am-4:53 pm

1 stop9h 52m

$381
Quickest one-way

La CrosseMontreal

LSE - YUL

LSEYUL

La Crosse

Sa 5/30

11:44 am-9:38 pm

2 stops8h 54m

$386

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Montreal from

How to get the cheapest flight ticket from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from La Crosse to Montreal Pierre Elliott Trudeau Intl?

American Airlines is the most popular carrier operating from La Crosse to Montreal Pierre Elliott Trudeau Intl

When to book flights from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap La Crosse to Montreal Pierre Elliott Trudeau Intl Airport (LSE to YUL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport

Fastest flight time

17h 10m

Direct flights

None
The fastest flight from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport takes 17h 10m
There are no direct flights from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport. There are no popular flight routes from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport.
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Frequently asked questions about flying from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport

  • How far is La Crosse to Montreal Pierre Elliott Trudeau Intl by plane?

    The straight-line distance from La Crosse to Montreal Pierre Elliott Trudeau Intl is 865.2 mi. Flights usually cover this in 17h 10m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from La Crosse Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Prices for flights from La Crosse Airport to Montreal Pierre Elliott Trudeau Intl Airport are updated daily.

  • How old do you have to be to fly from La Crosse Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from La Crosse Airport to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The travel and health documents you'll need for your trip to Montreal Pierre Elliott Trudeau Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Montreal Pierre Elliott Trudeau Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Montreal?

Book flights to Montreal if you plan to visit one of these locations
Laval
Dorval
Brossard
Longueuil
Trois-Rivières
Cornwall
Saint-Sauveur
Sherbrooke
Magog
Boucherville
Drummondville
Saint-Jean-sur-Richelieu
Montebello
Bromont
North Hatley

Why use momondo?

Why should I use momondo to find a flight deal from La Crosse to Montreal?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from La Crosse to Montreal. momondo saves you time and could save you money on your trip.

Can I find flights from La Crosse to Montreal with flexible booking policies on momondo?

Flights from La Crosse to Montreal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from La Crosse to Montreal?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Montreal from La Crosse.

I’m not ready to book a flight from La Crosse to Montreal right now. Can momondo alert me if prices change?

If you are not ready to book a flight from La Crosse to Montreal now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Montreal and let you know when they change.

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