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$409+ Cheap flights from La Crosse to Portland, ME (LSE - PWM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
LSE — PWM
Apr 12 — Apr 191
Sun 4/12
Sun 4/19
1 adult, Economy
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Cheap flight deals from La Crosse to Portland

Cheapest flights from La Crosse to Portland
Explore the most affordable flight options available from La Crosse to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 13, 2026.

This American Airlines deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/135:35 pm
LSE
-
PWM
1 stop5h 34m
American Airlines
Sat 7/186:25 am
PWM
-
LSE
1 stop5h 50m
American Airlines
Deal found 3/9$409
This American Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/105:40 am
LSE
-
PWM
1 stop16h 47m
American Airlines
Mon 4/136:01 pm
PWM
-
LSE
1 stop16h 34m
American Airlines
Deal found 3/11$446
This American Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/136:29 pm
LSE
-
PWM
2 stops14h 54m
American Airlines
Mon 3/167:10 am
PWM
-
LSE
2 stops17h 26m
American Airlines
Deal found 3/12$841

Find flight deals from La Crosse to Portland

Discover tips and strategies to find the most affordable flight options for your journey from La Crosse (LSE) to Portland (PWM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$409
(American Airlines)
Provider with most accurate pricing for La Crosse-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for La Crosse-Portland flights.
Search Deals
From La Crosse to Portland
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from La Crosse to Portland 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, Cheapflights users made 2,558,603 searches. Data last updated March 13, 2026.
Use the filters below to find and compare flights from La Crosse to Portland 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

5:35 pm-12:09 am

1 stop5h 34m

Portland

Sat 7/18

7:37 pm-11:59 pm

1 stop5h 22m

$409

La CrossePortland

LSE - PWM

LSEPWM

La Crosse

Fri 4/10

10:05 am-10:46 pm

2 stops11h 41m

Portland

Mon 4/13

3:39 pm-11:54 pm

2 stops9h 15m

$434

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Sorted by cheapest first

Compare providers for flights from La Crosse to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from La Crosse to Portland in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on La Crosse-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on La Crosse-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from La Crosse-Portland, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on La Crosse-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for La Crosse-Portland, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from La Crosse to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from La Crosse with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from La Crosse to Portland

What is the cheapest month to book a flight from La Crosse to Portland, Maine?

Currently, February is the cheapest month in which you can book a flight from La Crosse to Portland, Maine (average of $255). Flying from La Crosse to Portland, Maine in September is currently the most expensive (average of $454). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from La Crosse to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from La Crosse to Portland, Maine?

    American Airlines can get you from La Crosse to Portland, Maine in just under 5h 34m. Your travel time can differ by up to . La Crosse and Portland, Maine are separated by a distance of 1042 mi.

  • Can I find deals for flights from La Crosse to Portland that include hotel bookings?

    Yes. In addition to deals on La Crosse to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from La Crosse to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from La Crosse to Portland.

  • Can I find deals for business class flights from La Crosse to Portland?

    Yes. Cheapflights offers flight deals from La Crosse to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from La Crosse to Portland, Maine?

    Currently, February is the cheapest month in which you can book a flight from La Crosse to Portland, Maine (average of $255). Flying from La Crosse to Portland, Maine in September is currently the most expensive (average of $454). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Brunswick
Auburn
Lewiston
Conway

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