Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from La Crosse to Portland from $403

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 6/6. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
5:33 pm - 12:40 am
LSE
-
PWM
6h 07m
1 stop
American Airlines Logo
7:28 pm - 12:19 am
PWM
-
LSE
5h 51m
1 stop
$403American Airlines
Sat, Jun 6 - Sat, Jun 13
American Airlines Logo
5:33 pm - 12:40 am
LSE
-
PWM
6h 07m
1 stop
American Airlines Logo
5:17 pm - 12:19 am
PWM
-
LSE
8h 02m
2 stops
$409American Airlines
Sat, Jun 6 - Sat, Jun 13
American Airlines Logo
5:34 pm - 12:35 am
LSE
-
PWM
6h 01m
1 stop
American Airlines Logo
6:00 am - 11:22 am
PWM
-
LSE
6h 22m
1 stop
$436American Airlines
Sat, May 23 - Wed, May 27
American Airlines Logo
5:34 pm - 12:35 am
LSE
-
PWM
6h 01m
1 stop
American Airlines Logo
1:35 pm - 12:06 am
PWM
-
LSE
11h 31m
2 stops
$442American Airlines
Sat, May 23 - Wed, May 27
American Airlines Logo
5:33 pm - 10:18 am
LSE
-
PWM
15h 45m
2 stops
American Airlines Logo
5:17 pm - 12:19 am
PWM
-
LSE
8h 02m
2 stops
$457American Airlines
Sat, Jun 6 - Sat, Jun 13
American Airlines Logo
5:34 pm - 10:18 am
LSE
-
PWM
15h 44m
2 stops
American Airlines Logo
1:35 pm - 12:06 am
PWM
-
LSE
11h 31m
2 stops
$500American Airlines
Sat, May 23 - Wed, May 27
American Airlines Logo
5:53 pm - 12:37 am
LSE
-
PWM
5h 44m
1 stop
American Airlines Logo
6:00 am - 5:11 pm
PWM
-
LSE
12h 11m
2 stops
$525American Airlines
Mon, Jul 13 - Sat, Jul 18
American Airlines Logo
5:53 pm - 11:45 am
LSE
-
PWM
16h 52m
1 stop
American Airlines Logo
6:00 am - 5:11 pm
PWM
-
LSE
12h 11m
2 stops
$575American Airlines
Mon, Jul 13 - Sat, Jul 18
American Airlines Logo
5:53 pm - 12:11 pm
LSE
-
PWM
17h 18m
2 stops
American Airlines Logo
6:00 am - 5:11 pm
PWM
-
LSE
12h 11m
2 stops
$580American Airlines
Mon, Jul 13 - Sat, Jul 18
American Airlines Logo
5:53 pm - 6:52 pm
LSE
-
PWM
23h 59m
1 stop
American Airlines Logo
6:00 am - 5:11 pm
PWM
-
LSE
12h 11m
2 stops
$605American Airlines
Mon, Jul 13 - Sat, Jul 18

American Airlines flights from La Crosse to Portland, Maine

Our best American Airlines deals on La Crosse to Portland, Maine flight tickets
American Airlines
Jun 6
LSE5:33 pmLa Crosse
6h 07m
1 stop
PWM12:40 amPortland
Jun 13
PWM7:28 pmPortland
5h 51m
1 stop
LSE12:19 amLa Crosse
$403
American Airlines
Jun 6
LSE5:33 pmLa Crosse
6h 07m
1 stop
PWM12:40 amPortland
Jun 13
PWM5:17 pmPortland
8h 02m
2 stops
LSE12:19 amLa Crosse
$409
American Airlines
May 23
LSE5:34 pmLa Crosse
6h 01m
1 stop
PWM12:35 amPortland
May 27
PWM6:00 amPortland
6h 22m
1 stop
LSE11:22 amLa Crosse
$436

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 May 12, 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

Sat 6/6

5:33 pm-12:40 am

1 stop6h 07m

Portland

Sat 6/13

7:28 pm-12:19 am

1 stop5h 51m

$403

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Sat 6/6

5:33 pm-12:40 am

1 stop6h 07m

Portland

Sat 6/13

5:17 pm-12:19 am

2 stops8h 02m

$409

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Sat 5/23

5:34 pm-12:35 am

1 stop6h 01m

Portland

Wed 5/27

6:00 am-11:22 am

1 stop6h 22m

$436

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Sat 5/23

5:34 pm-12:35 am

1 stop6h 01m

Portland

Wed 5/27

1:35 pm-12:06 am

2 stops11h 31m

$442

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Sat 6/6

5:33 pm-10:18 am

2 stops15h 45m

Portland

Sat 6/13

5:17 pm-12:19 am

2 stops8h 02m

$457

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Sat 5/23

5:34 pm-10:18 am

2 stops15h 44m

Portland

Wed 5/27

1:35 pm-12:06 am

2 stops11h 31m

$500

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Mon 7/13

5:53 pm-12:37 am

1 stop5h 44m

Portland

Sat 7/18

6:00 am-5:11 pm

2 stops12h 11m

$525

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Mon 7/13

5:53 pm-11:45 am

1 stop16h 52m

Portland

Sat 7/18

6:00 am-5:11 pm

2 stops12h 11m

$575

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Mon 7/13

5:53 pm-12:11 pm

2 stops17h 18m

Portland

Sat 7/18

6:00 am-5:11 pm

2 stops12h 11m

$580

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Mon 7/13

5:53 pm-6:52 pm

1 stop23h 59m

Portland

Sat 7/18

6:00 am-5:11 pm

2 stops12h 11m

$605

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 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

17h 18m

Direct flights

None
The fastest flight from La Crosse to Portland, Maine takes 17h 18m
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 17h 18m.

  • 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 $328Free CancellationRating
7.1
11,661 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
Conway
Freeport
Lewiston
Brunswick
Bartlett
Gorham
Auburn
Windham
Intervale
Bath
Oxford
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.

An easier way to manage your Portland, Maine trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 6/11
Thu 6/18
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States