What is the cheapest airline that flies from La Crosse to Lambert-St Louis?

American Airlines is the most popular carrier operating from La Crosse to Lambert-St Louis

When did momondo last update prices for flights from La Crosse Airport to Lambert-St Louis Airport?

Prices for flights from La Crosse Airport to Lambert-St Louis Airport are updated daily.

How old do you have to be to fly from La Crosse Airport to Lambert-St Louis Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from La Crosse Airport to Lambert-St Louis Airport.

What documentation or ID do you need to fly to Lambert-St Louis Airport?

The travel and health documents you'll need for your trip to Lambert-St Louis 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 Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$380 Cheap Flights from La Crosse to St. Louis in 2025

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Find the cheapest flights from La Crosse to St. Louis

Round-trip

One-way

Cheap round-trip flights

10:09 am - 1:23 pmLSE-STL

3h 14m1 stop

6:00 am - 10:24 amSTL-LSE

4h 24m1 stop

$470American Airlines

Find Deal

Thu, Oct 2 - Wed, Oct 8

10:09 am - 6:28 pmLSE-STL

8h 19m2 stops

6:00 am - 10:24 amSTL-LSE

4h 24m1 stop

$475American Airlines

Find Deal

Thu, Oct 2 - Wed, Oct 8

9:50 am - 2:53 pmLSE-STL

5h 03m1 stop

6:00 am - 9:20 amSTL-LSE

3h 20m1 stop

$488American Airlines

Find Deal

Mon, Nov 17 - Sun, Nov 23

9:50 am - 4:12 pmLSE-STL

6h 22m1 stop

7:11 am - 5:43 pmSTL-LSE

10h 32m2 stops

$494American Airlines

Find Deal

Mon, Nov 17 - Sun, Nov 23

10:09 am - 6:28 pmLSE-STL

8h 19m2 stops

7:00 am - 5:45 pmSTL-LSE

10h 45m2 stops

$529American Airlines

Find Deal

Thu, Oct 2 - Wed, Oct 8

6:00 am - 5:05 pmLSE-STL

11h 05m2 stops

7:11 am - 5:43 pmSTL-LSE

10h 32m2 stops

$575American Airlines

Find Deal

Mon, Nov 17 - Sun, Nov 23

6:00 am - 9:26 amLSE-STL

3h 26m1 stop

9:56 am - 9:39 amSTL-LSE

23h 43m1 stop

$811American Airlines

Find Deal

Mon, Sep 15 - Fri, Sep 19

6:39 pm - 11:48 pmLSE-STL

5h 09m1 stop

9:57 am - 10:08 pmSTL-LSE

12h 11m2 stops

$824American Airlines

Find Deal

Mon, Sep 15 - Fri, Sep 19

6:39 pm - 1:09 pmLSE-STL

18h 30m2 stops

9:57 am - 10:08 pmSTL-LSE

12h 11m2 stops

$1,033American Airlines

Find Deal

Mon, Sep 15 - Fri, Sep 19

American Airlines flights from La Crosse to St. Louis

Our best American Airlines deals on La Crosse to St. Louis flight tickets

American Airlines

Oct 2

LSE10:09 amLa Crosse

3h 14m

1 stop

STL1:23 pmLambert-St Louis

Oct 8

STL6:00 amLambert-St Louis

4h 24m

1 stop

LSE10:24 amLa Crosse

$470

Find similar

American Airlines

Oct 2

LSE10:09 amLa Crosse

8h 19m

2 stops

STL6:28 pmLambert-St Louis

Oct 8

STL6:00 amLambert-St Louis

4h 24m

1 stop

LSE10:24 amLa Crosse

$475

Find similar

American Airlines

Nov 17

LSE9:50 amLa Crosse

5h 03m

1 stop

STL2:53 pmLambert-St Louis

Nov 23

STL6:00 amLambert-St Louis

3h 20m

1 stop

LSE9:20 amLa Crosse

$488

Find similar

Fly from

Fly to

Route

Depart

Return

Price

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Thu 10/2

10:09 am-1:23 pm

1 stop3h 14m

Lambert-St Louis

Wed 10/8

6:00 am-10:24 am

1 stop4h 24m

$470

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Thu 10/2

10:09 am-6:28 pm

2 stops8h 19m

Lambert-St Louis

Wed 10/8

6:00 am-10:24 am

1 stop4h 24m

$475

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Mon 11/17

9:50 am-2:53 pm

1 stop5h 03m

Lambert-St Louis

Sun 11/23

6:00 am-9:20 am

1 stop3h 20m

$488

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Mon 11/17

9:50 am-4:12 pm

1 stop6h 22m

Lambert-St Louis

Sun 11/23

7:11 am-5:43 pm

2 stops10h 32m

$494

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Thu 10/2

10:09 am-6:28 pm

2 stops8h 19m

Lambert-St Louis

Wed 10/8

7:00 am-5:45 pm

2 stops10h 45m

$529

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Mon 11/17

6:00 am-5:05 pm

2 stops11h 05m

Lambert-St Louis

Sun 11/23

7:11 am-5:43 pm

2 stops10h 32m

$575

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Mon 9/15

6:00 am-9:26 am

1 stop3h 26m

Lambert-St Louis

Fri 9/19

9:56 am-9:39 am

1 stop23h 43m

$811

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Mon 9/15

6:39 pm-11:48 pm

1 stop5h 09m

Lambert-St Louis

Fri 9/19

9:57 am-10:08 pm

2 stops12h 11m

$824

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Mon 9/15

6:39 pm-1:09 pm

2 stops18h 30m

Lambert-St Louis

Fri 9/19

9:57 am-10:08 pm

2 stops12h 11m

$1,033

La CrosseSt. Louis

LSE - STL

LSESTL

La Crosse

Mon 1/5

8:06 pm-11:59 pm

1 stop3h 53m

$409

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first

How to get the cheapest flight ticket from La Crosse to St. Louis

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

Prices

Airlines

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Wednesday when prices can be found for as low as $390. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $410. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from La Crosse in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $392 when looking at flights departing in the afternoon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $410 per ticket.

When to book flights from La Crosse to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from La Crosse to St. Louis according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap La Crosse to St. Louis (LSE to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from La Crosse to St. Louis

Direct flights	None

There are no direct flights from La Crosse to St. Louis. There are no popular flight routes from La Crosse to St. Louis.

Search flight deals

How far is La Crosse to Lambert-St Louis by plane?
The distance between La Crosse and Lambert-St Louis is about 361.3 mi. By plane, this route typically takes 3h 14m.
When did momondo last update prices for flights from La Crosse Airport to Lambert-St Louis Airport?
Prices for flights from La Crosse Airport to Lambert-St Louis Airport are updated daily.
How old do you have to be to fly from La Crosse Airport to Lambert-St Louis Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from La Crosse Airport to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The travel and health documents you'll need for your trip to Lambert-St Louis 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 Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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Eureka

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Why should I use momondo to find a flight deal from La Crosse to St. Louis?

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Can I find flights from La Crosse to St. Louis with flexible booking policies on momondo?

All flight searches from La Crosse to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from La Crosse to St. Louis?

Once all potential La Crosse to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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