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Cheap flights from La Crosse to Portland from $364

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 4/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:05 am - 10:13 pm
LSE
-
PWM
11h 08m
2 stops
American Airlines Logo
6:01 pm - 11:54 pm
PWM
-
LSE
6h 53m
1 stop
$364American Airlines
Tue, Apr 7 - Sat, Apr 11
American Airlines Logo
5:40 am - 3:09 pm
LSE
-
PWM
8h 29m
2 stops
American Airlines Logo
3:40 pm - 11:54 pm
PWM
-
LSE
9h 14m
2 stops
$369American Airlines
Tue, Apr 7 - Sat, Apr 11
American Airlines Logo
10:05 am - 5:31 pm
LSE
-
PWM
6h 26m
1 stop
American Airlines Logo
6:01 pm - 11:54 pm
PWM
-
LSE
6h 53m
1 stop
$403American Airlines
Tue, Apr 7 - Sat, Apr 11
American Airlines Logo
5:35 pm - 12:09 am
LSE
-
PWM
5h 34m
1 stop
American Airlines Logo
7:37 pm - 11:59 pm
PWM
-
LSE
5h 22m
1 stop
$434American Airlines
Mon, Jul 13 - Sat, Jul 18
American Airlines Logo
5:35 pm - 12:09 am
LSE
-
PWM
5h 34m
1 stop
American Airlines Logo
5:25 am - 5:05 pm
PWM
-
LSE
12h 40m
2 stops
$533American Airlines
Mon, Jul 13 - Sat, Jul 18
American Airlines Logo
5:35 pm - 12:09 am
LSE
-
PWM
5h 34m
1 stop
American Airlines Logo
12:13 pm - 5:05 pm
PWM
-
LSE
5h 52m
1 stop
$591American Airlines
Wed, Jul 8 - Sun, Jul 12
American Airlines Logo
5:35 pm - 10:31 am
LSE
-
PWM
15h 56m
2 stops
American Airlines Logo
6:00 am - 5:05 pm
PWM
-
LSE
12h 05m
2 stops
$592American Airlines
Mon, Jul 13 - Sat, Jul 18
American Airlines Logo
5:35 pm - 12:09 am
LSE
-
PWM
5h 34m
1 stop
American Airlines Logo
5:52 am - 5:05 pm
PWM
-
LSE
12h 13m
2 stops
$597American Airlines
Wed, Jul 8 - Sun, Jul 12
American Airlines Logo
5:35 pm - 9:22 am
LSE
-
PWM
14h 47m
2 stops
American Airlines Logo
5:25 am - 5:05 pm
PWM
-
LSE
12h 40m
2 stops
$616American Airlines
Mon, Jul 13 - Sat, Jul 18
American Airlines Logo
6:00 am - 5:10 pm
LSE
-
PWM
10h 10m
2 stops
American Airlines Logo
1:24 pm - 11:59 pm
PWM
-
LSE
11h 35m
2 stops
$707American Airlines
Wed, Jul 8 - Sun, Jul 12

American Airlines flights from La Crosse to Portland, Maine

Our best American Airlines deals on La Crosse to Portland, Maine flight tickets
American Airlines
Apr 7
LSE10:05 amLa Crosse
11h 08m
2 stops
PWM10:13 pmPortland
Apr 11
PWM6:01 pmPortland
6h 53m
1 stop
LSE11:54 pmLa Crosse
$364
American Airlines
Apr 7
LSE5:40 amLa Crosse
8h 29m
2 stops
PWM3:09 pmPortland
Apr 11
PWM3:40 pmPortland
9h 14m
2 stops
LSE11:54 pmLa Crosse
$369
American Airlines
Apr 7
LSE10:05 amLa Crosse
6h 26m
1 stop
PWM5:31 pmPortland
Apr 11
PWM6:01 pmPortland
6h 53m
1 stop
LSE11:54 pmLa Crosse
$403

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 March 24, 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

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Tue 4/7

10:05 am-10:13 pm

2 stops11h 08m

Portland

Sat 4/11

6:01 pm-11:54 pm

1 stop6h 53m

$364

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Tue 4/7

5:40 am-3:09 pm

2 stops8h 29m

Portland

Sat 4/11

3:40 pm-11:54 pm

2 stops9h 14m

$369

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Tue 4/7

10:05 am-5:31 pm

1 stop6h 26m

Portland

Sat 4/11

6:01 pm-11:54 pm

1 stop6h 53m

$403
Quickest round-trip

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Mon 7/13

5:35 pm-12:09 am

1 stop5h 34m

Portland

Sat 7/18

7:37 pm-11:59 pm

1 stop5h 22m

$434

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Mon 7/13

5:35 pm-12:09 am

1 stop5h 34m

Portland

Sat 7/18

5:25 am-5:05 pm

2 stops12h 40m

$533

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Wed 7/8

5:35 pm-12:09 am

1 stop5h 34m

Portland

Sun 7/12

12:13 pm-5:05 pm

1 stop5h 52m

$591

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Mon 7/13

5:35 pm-10:31 am

2 stops15h 56m

Portland

Sat 7/18

6:00 am-5:05 pm

2 stops12h 05m

$592

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Wed 7/8

5:35 pm-12:09 am

1 stop5h 34m

Portland

Sun 7/12

5:52 am-5:05 pm

2 stops12h 13m

$597

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Mon 7/13

5:35 pm-9:22 am

2 stops14h 47m

Portland

Sat 7/18

5:25 am-5:05 pm

2 stops12h 40m

$616

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Wed 7/8

6:00 am-5:10 pm

2 stops10h 10m

Portland

Sun 7/12

1:24 pm-11:59 pm

2 stops11h 35m

$707

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, Delta and United Airlines 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 50% 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

11h 08m

Direct flights

None
The fastest flight from La Crosse to Portland, Maine takes 11h 08m
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

  • 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 11h 08m.

  • 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 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.

Traveling to a place near Portland?

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