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Cheap flights from La Crosse to Portland from $511

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 Portland departing on 7/13. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from La Crosse to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:53 pm - 12:43 am
LSE
-
PWM
5h 50m
1 stop
American Airlines Logo
7:51 pm - 12:22 am
PWM
-
LSE
5h 31m
1 stop
$511American Airlines
Mon, Jul 13 - Sat, Jul 18
American Airlines Logo
12:01 pm - 10:33 pm
LSE
-
PWM
9h 32m
2 stops
American Airlines Logo
7:51 pm - 12:22 am
PWM
-
LSE
5h 31m
1 stop
$517American Airlines
Mon, Jul 13 - Sat, Jul 18
American Airlines Logo
5:53 pm - 12:43 am
LSE
-
PWM
5h 50m
1 stop
American Airlines Logo
7:51 pm - 12:22 am
PWM
-
LSE
5h 31m
1 stop
$584American Airlines
Mon, Jul 13 - Sat, Jul 18
American Airlines Logo
5:53 pm - 12:43 am
LSE
-
PWM
5h 50m
1 stop
American Airlines Logo
5:45 am - 5:11 pm
PWM
-
LSE
12h 26m
2 stops
$590American Airlines
Mon, Jul 13 - Sat, Jul 18
United Airlines Logo
6:45 pm - 9:05 am
LSE
-
PWM
13h 20m
2 stops
United Airlines Logo
8:47 am - 6:03 pm
PWM
-
LSE
10h 16m
1 stop
$610United Airlines
Tue, Oct 27 - Sat, Oct 31
United Airlines Logo
6:45 pm - 4:09 pm
LSE
-
PWM
20h 24m
2 stops
United Airlines Logo
5:30 am - 6:03 pm
PWM
-
LSE
13h 33m
2 stops
$615United Airlines
Tue, Oct 27 - Sat, Oct 31
United Airlines Logo
6:45 pm - 9:05 am
LSE
-
PWM
13h 20m
2 stops
United Airlines Logo
3:43 pm - 7:03 pm
PWM
-
LSE
28h 20m
2 stops
$630United Airlines
Tue, Oct 27 - Sat, Oct 31
United Airlines Logo
6:45 pm - 2:20 pm
LSE
-
PWM
18h 35m
1 stop
United Airlines Logo
8:47 am - 6:03 pm
PWM
-
LSE
10h 16m
1 stop
$638United Airlines
Tue, Oct 27 - Sat, Oct 31
American Airlines Logo
6:00 am - 11:38 am
LSE
-
PWM
4h 38m
1 stop
American Airlines Logo
6:09 pm - 12:22 am
PWM
-
LSE
7h 13m
1 stop
$686American Airlines
Thu, Sep 3 - Mon, Sep 7
American Airlines Logo
6:00 am - 10:48 pm
LSE
-
PWM
15h 48m
1 stop
American Airlines Logo
6:09 pm - 12:22 am
PWM
-
LSE
7h 13m
1 stop
$692American Airlines
Thu, Sep 3 - Mon, Sep 7

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American Airlines flights from La Crosse to Portland, Maine

Our best American Airlines deals on La Crosse to Portland, Maine flight tickets
American Airlines
Jul 13
LSE5:53 pmLa Crosse
5h 50m
1 stop
PWM12:43 amPortland
Jul 18
PWM7:51 pmPortland
5h 31m
1 stop
LSE12:22 amLa Crosse
$511
American Airlines
Jul 13
LSE12:01 pmLa Crosse
9h 32m
2 stops
PWM10:33 pmPortland
Jul 18
PWM7:51 pmPortland
5h 31m
1 stop
LSE12:22 amLa Crosse
$517
American Airlines
Jul 13
LSE5:53 pmLa Crosse
5h 50m
1 stop
PWM12:43 amPortland
Jul 18
PWM7:51 pmPortland
5h 31m
1 stop
LSE12:22 amLa Crosse
$584

United Airlines flights from La Crosse to Portland, Maine

Our best United Airlines deals on La Crosse to Portland, Maine flight tickets
United Airlines
Oct 27
LSE6:45 pmLa Crosse
13h 20m
2 stops
PWM9:05 amPortland
Oct 31
PWM8:47 amPortland
10h 16m
1 stop
LSE6:03 pmLa Crosse
$610
United Airlines
Oct 27
LSE6:45 pmLa Crosse
20h 24m
2 stops
PWM4:09 pmPortland
Oct 31
PWM5:30 amPortland
13h 33m
2 stops
LSE6:03 pmLa Crosse
$615
United Airlines
Oct 27
LSE6:45 pmLa Crosse
13h 20m
2 stops
PWM9:05 amPortland
Oct 31
PWM3:43 pmPortland
28h 20m
2 stops
LSE7:03 pmLa Crosse
$630

momondo Fare Finder

 
Customize your flight search to find flights from La Crosse to Portland, Maine 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 June 28, 2026.
Use the filters below to find and compare flights from La Crosse to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Mon 7/13

5:53 pm-12:43 am

1 stop5h 50m

Portland

Sat 7/18

7:51 pm-12:22 am

1 stop5h 31m

$511

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Mon 7/13

12:01 pm-10:33 pm

2 stops9h 32m

Portland

Sat 7/18

7:51 pm-12:22 am

1 stop5h 31m

$517

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Mon 7/13

5:53 pm-12:43 am

1 stop5h 50m

Portland

Sat 7/18

7:51 pm-12:22 am

1 stop5h 31m

$584

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Mon 7/13

5:53 pm-12:43 am

1 stop5h 50m

Portland

Sat 7/18

5:45 am-5:11 pm

2 stops12h 26m

$590

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Tue 10/27

6:45 pm-9:05 am

2 stops13h 20m

Portland

Sat 10/31

8:47 am-6:03 pm

1 stop10h 16m

$610

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Tue 10/27

6:45 pm-4:09 pm

2 stops20h 24m

Portland

Sat 10/31

5:30 am-6:03 pm

2 stops13h 33m

$615

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Tue 10/27

6:45 pm-9:05 am

2 stops13h 20m

Portland

Sat 10/31

3:43 pm-7:03 pm

2 stops28h 20m

$630

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Tue 10/27

6:45 pm-2:20 pm

1 stop18h 35m

Portland

Sat 10/31

8:47 am-6:03 pm

1 stop10h 16m

$638

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Thu 9/3

6:00 am-11:38 am

1 stop4h 38m

Portland

Mon 9/7

6:09 pm-12:22 am

1 stop7h 13m

$686

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Thu 9/3

6:00 am-10:48 pm

1 stop15h 48m

Portland

Mon 9/7

6:09 pm-12:22 am

1 stop7h 13m

$692

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Portland from

How to get the cheapest flight ticket from La Crosse to Portland, Maine

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 airlines fly to Portland, Maine?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Portland, Maine from La Crosse according to our data. American Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 3 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

When to book flights from La Crosse to Portland, Maine

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

Cheap La Crosse to Portland, Maine (LSE to PWM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from La Crosse to Portland, Maine

Fastest flight time

4h 38m

Direct flights

None
The fastest flight from La Crosse to Portland, Maine takes 4h 38m
There are no direct flights from La Crosse to Portland, Maine. There are no popular flight routes from La Crosse to Portland, Maine.
Search flight deals

Frequently asked questions about flying from La Crosse to Portland, Maine

  • How far is La Crosse to Portland by plane?

    There are 1044.2 mi between La Crosse and Portland. A reasonable flight in good conditions will take 4h 38m.

  • When did momondo last update prices for flights from La Crosse Airport to Portland Airport?

    Prices for flights from La Crosse Airport to Portland Airport are updated daily.

  • How many operators does momondo search for flights from La Crosse Airport to Portland Airport?

  • How old do you have to be to fly from La Crosse Airport to Portland 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 Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from La Crosse to Portland, Maine?

Best airlines flying from La Crosse to Portland, Maine

Compare and see reviews for airlines that fly from La Crosse to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $320Free CancellationRating
7.1
11,774 reviews
Search American Airlines flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Lewiston
Brunswick
Conway
Freeport
Bartlett
Auburn
Gorham
Windham
Intervale
Bath
Oxford
Falmouth
Georgetown
Tamworth

Why use momondo?

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

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

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from La Crosse to Portland.

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

Of course. momondo tracks the price of La Crosse to Portland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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