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Cheap flights from La Crosse to Montreal from $449

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from La Crosse to Montreal departing on 4/27. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from La Crosse to Montreal

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:37 pm - 3:27 pm
LSE
-
YUL
19h 50m
2 stops
American Airlines Logo
12:30 pm - 9:35 am
YUL
-
LSE
22h 05m
1 stop
$449American Airlines
Mon, Apr 27 - Mon, May 4
American Airlines Logo
6:37 pm - 11:44 am
LSE
-
YUL
16h 07m
1 stop
American Airlines Logo
12:30 pm - 9:35 am
YUL
-
LSE
22h 05m
1 stop
$494American Airlines
Mon, Apr 27 - Mon, May 4
American Airlines Logo
5:40 am - 11:44 am
LSE
-
YUL
29h 04m
1 stop
American Airlines Logo
12:30 pm - 9:35 am
YUL
-
LSE
22h 05m
1 stop
$502American Airlines
Mon, Apr 13 - Fri, Apr 17
American Airlines Logo
5:40 am - 11:44 am
LSE
-
YUL
29h 04m
1 stop
American Airlines Logo
4:16 pm - 9:35 am
YUL
-
LSE
18h 19m
2 stops
$512American Airlines
Mon, Apr 13 - Fri, Apr 17
American Airlines Logo
6:37 pm - 3:27 pm
LSE
-
YUL
19h 50m
2 stops
American Airlines Logo
2:32 pm - 9:35 am
YUL
-
LSE
20h 03m
2 stops
$517American Airlines
Mon, Apr 13 - Fri, Apr 17
American Airlines Logo
6:37 pm - 3:27 pm
LSE
-
YUL
19h 50m
2 stops
American Airlines Logo
4:16 pm - 9:35 am
YUL
-
LSE
18h 19m
2 stops
$567American Airlines
Mon, Apr 27 - Mon, May 4
American Airlines Logo
6:37 pm - 11:35 am
LSE
-
YUL
15h 58m
1 stop
American Airlines Logo
5:29 pm - 10:23 am
YUL
-
LSE
17h 54m
1 stop
$616American Airlines
Wed, Aug 19 - Thu, Aug 27
American Airlines Logo
6:37 pm - 12:23 pm
LSE
-
YUL
16h 46m
2 stops
American Airlines Logo
5:29 pm - 6:02 pm
YUL
-
LSE
25h 33m
1 stop
$626American Airlines
Wed, Aug 19 - Thu, Aug 27
American Airlines Logo
5:34 pm - 4:53 pm
LSE
-
YUL
22h 19m
1 stop
American Airlines Logo
7:17 am - 11:59 pm
YUL
-
LSE
17h 42m
2 stops
$667American Airlines
Thu, Jun 25 - Sat, Jul 4
American Airlines Logo
6:37 pm - 12:23 pm
LSE
-
YUL
16h 46m
2 stops
American Airlines Logo
7:55 am - 6:02 pm
YUL
-
LSE
11h 07m
2 stops
$680American Airlines
Wed, Aug 19 - Thu, Aug 27

United Airlines flights from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport

Our best United Airlines deals on La Crosse to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
United Airlines
Jun 25
LSE7:11 pmLa Crosse
15h 16m
2 stops
YUL11:27 amMontreal Pierre Elliott Trudeau Intl
Jul 4
YUL1:10 pmMontreal Pierre Elliott Trudeau Intl
20h 58m
2 stops
LSE9:08 amLa Crosse
$769
United Airlines
Jun 25
LSE7:11 pmLa Crosse
15h 16m
2 stops
YUL11:27 amMontreal Pierre Elliott Trudeau Intl
Jul 4
YUL8:15 amMontreal Pierre Elliott Trudeau Intl
25h 53m
2 stops
LSE9:08 amLa Crosse
$778
United Airlines
Jun 25
LSE7:11 pmLa Crosse
15h 16m
2 stops
YUL11:27 amMontreal Pierre Elliott Trudeau Intl
Jul 4
YUL1:10 pmMontreal Pierre Elliott Trudeau Intl
20h 58m
2 stops
LSE9:08 amLa Crosse
$782

American Airlines flights from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport

Our best American Airlines deals on La Crosse to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
American Airlines
Apr 27
LSE6:37 pmLa Crosse
19h 50m
2 stops
YUL3:27 pmMontreal Pierre Elliott Trudeau Intl
May 4
YUL12:30 pmMontreal Pierre Elliott Trudeau Intl
22h 05m
1 stop
LSE9:35 amLa Crosse
$449
American Airlines
Apr 27
LSE6:37 pmLa Crosse
16h 07m
1 stop
YUL11:44 amMontreal Pierre Elliott Trudeau Intl
May 4
YUL12:30 pmMontreal Pierre Elliott Trudeau Intl
22h 05m
1 stop
LSE9:35 amLa Crosse
$494
American Airlines
Apr 13
LSE5:40 amLa Crosse
29h 04m
1 stop
YUL11:44 amMontreal Pierre Elliott Trudeau Intl
Apr 17
YUL12:30 pmMontreal Pierre Elliott Trudeau Intl
22h 05m
1 stop
LSE9:35 amLa Crosse
$502

momondo Fare Finder

 
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 March 13, 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 round-trip

La CrosseMontreal

LSE - YUL

LSEYUL

La Crosse

Mon 4/27

6:37 pm-3:27 pm

2 stops19h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 5/4

12:30 pm-9:35 am

1 stop22h 05m

$449

La CrosseMontreal

LSE - YUL

LSEYUL

La Crosse

Mon 4/27

6:37 pm-11:44 am

1 stop16h 07m

Montreal Pierre Elliott Trudeau Intl

Mon 5/4

12:30 pm-9:35 am

1 stop22h 05m

$494

La CrosseMontreal

LSE - YUL

LSEYUL

La Crosse

Mon 4/13

5:40 am-11:44 am

1 stop29h 04m

Montreal Pierre Elliott Trudeau Intl

Fri 4/17

12:30 pm-9:35 am

1 stop22h 05m

$502

La CrosseMontreal

LSE - YUL

LSEYUL

La Crosse

Mon 4/13

5:40 am-11:44 am

1 stop29h 04m

Montreal Pierre Elliott Trudeau Intl

Fri 4/17

4:16 pm-9:35 am

2 stops18h 19m

$512

La CrosseMontreal

LSE - YUL

LSEYUL

La Crosse

Mon 4/13

6:37 pm-3:27 pm

2 stops19h 50m

Montreal Pierre Elliott Trudeau Intl

Fri 4/17

2:32 pm-9:35 am

2 stops20h 03m

$517

La CrosseMontreal

LSE - YUL

LSEYUL

La Crosse

Mon 4/27

6:37 pm-3:27 pm

2 stops19h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 5/4

4:16 pm-9:35 am

2 stops18h 19m

$567

La CrosseMontreal

LSE - YUL

LSEYUL

La Crosse

Wed 8/19

6:37 pm-11:35 am

1 stop15h 58m

Montreal Pierre Elliott Trudeau Intl

Thu 8/27

5:29 pm-10:23 am

1 stop17h 54m

$616

La CrosseMontreal

LSE - YUL

LSEYUL

La Crosse

Wed 8/19

6:37 pm-12:23 pm

2 stops16h 46m

Montreal Pierre Elliott Trudeau Intl

Thu 8/27

5:29 pm-6:02 pm

1 stop25h 33m

$626

La CrosseMontreal

LSE - YUL

LSEYUL

La Crosse

Thu 6/25

5:34 pm-4:53 pm

1 stop22h 19m

Montreal Pierre Elliott Trudeau Intl

Sat 7/4

7:17 am-11:59 pm

2 stops17h 42m

$667
Quickest round-trip

La CrosseMontreal

LSE - YUL

LSEYUL

La Crosse

Wed 8/19

6:37 pm-12:23 pm

2 stops16h 46m

Montreal Pierre Elliott Trudeau Intl

Thu 8/27

7:55 am-6:02 pm

2 stops11h 07m

$680

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

8h 15m

Direct flights

None
The fastest flight from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport takes 8h 15m
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.
Search flight deals

  • 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 8h 15m, 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.

  • How do I get Price Alerts for flights from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport?

    Price Alerts will notify you by email when the price for flights to Montreal Pierre Elliott Trudeau Intl Airport from La Crosse decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from La Crosse to Montreal Pierre Elliott Trudeau Intl Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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
Magog
Saint-Sauveur
Boucherville
Sherbrooke
Drummondville
Montebello
Saint-Jean-sur-Richelieu
Bromont
North Hatley
Sutton

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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