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La Crosse

$412+ Cheap flights from Portland to La Crosse (PDX - LSE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LSE
Aug 28 — Sep 41
Fri 8/28
Fri 9/4
1 adult, Economy
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Cheap flight deals from Portland to La Crosse

Cheapest flights from Portland to La Crosse
Explore the most affordable flight options available from Portland to La Crosse. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:58 pm
PDX
-
LSE
1 stop22h 22m
Allegiant Air
Thu 8/135:33 pm
LSE
-
PDX
2 stops23h 59m
Allegiant Air
Deal found 7/25$627
This American Airlines deal was found by Cheapflights users on 7/24. 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 7/311:45 pm
PDX
-
LSE
1 stop8h 14m
American Airlines
Sun 8/25:53 pm
LSE
-
PDX
1 stop8h 57m
American Airlines
Deal found 7/24$630
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 8/125:59 am
PDX
-
LSE
1 stop16h 23m
American Airlines
Sun 8/165:26 pm
LSE
-
PDX
1 stop20h 08m
American Airlines
Deal found 7/27$644
This American Airlines deal was found by Cheapflights users on 7/25. 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.
Sun 8/95:59 am
PDX
-
LSE
1 stop16h 23m
American Airlines
Thu 8/135:20 pm
LSE
-
PDX
1 stop8h 39m
American Airlines
Deal found 7/25$1,047

Find flight deals from Portland to La Crosse

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to La Crosse (LSE). 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 July 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$627
(Kiwi.com)

One-way from

$412
(American Airlines)
Provider with most accurate pricing for Portland-La Crosse flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-La Crosse flights.
Search Deals
From Portland to La Crosse
Search Deals
One-way flight from Portland to La Crosse
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to La Crosse 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 July 29, 2026.
Use the filters below to find and compare flights from Portland to La Crosse that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Sun 8/9

6:58 pm-7:20 pm

1 stop22h 22m

La Crosse

Thu 8/13

5:33 pm-3:32 pm

2 stops23h 59m

$627

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Wed 8/12

5:59 am-12:22 am

1 stop16h 23m

La Crosse

Sun 8/16

5:26 pm-11:34 am

1 stop20h 08m

$644
Quickest round-trip

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Sun 8/9

5:59 am-12:22 am

1 stop16h 23m

La Crosse

Thu 8/13

5:20 pm-11:59 pm

1 stop8h 39m

$1,047
Cheapest one-way
Quickest one-way

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Wed 10/7

11:58 am-11:59 pm

2 stops10h 01m

$444

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Sorted by cheapest first

Compare providers for flights from Portland to La Crosse

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 Portland to La Crosse in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Portland-La Crosse flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-La Crosse flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-La Crosse flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-La Crosse 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 Portland-La Crosse 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 Portland to La Crosse

Have a flexible travel schedule? Discover the best time to fly to La Crosse from Portland 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.

Related info for your journey

Find useful and relevant information for your journey from Portland to La Crosse. 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 Portland to La Crosse?

    Departing from Portland to La Crosse will take you 16h 23m. Portland and La Crosse are separated by a distance of 1532 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

See more FAQs

Traveling to a place near La Crosse?

Book flights to La Crosse if you plan to visit one of these locations
Decorah
Winona

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