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Cheap flights from Portland to La Crosse from $200

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to La Crosse departing on 5/6. 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

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Find the cheapest flights from Portland to La Crosse

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:47 pm - 9:35 am
PDX
-
LSE
7h 48m
1 stop
American Airlines Logo
6:37 pm - 11:57 pm
LSE
-
PDX
7h 20m
1 stop
$318American Airlines
Tue, Apr 21 - Tue, Apr 28
American Airlines Logo
1:23 pm - 11:54 pm
PDX
-
LSE
8h 31m
1 stop
American Airlines Logo
5:40 am - 4:59 pm
LSE
-
PDX
13h 19m
2 stops
$324American Airlines
Tue, Apr 21 - Tue, Apr 28
American Airlines Logo
11:48 am - 11:54 pm
PDX
-
LSE
10h 06m
2 stops
American Airlines Logo
10:05 am - 9:38 pm
LSE
-
PDX
13h 33m
2 stops
$329American Airlines
Tue, Apr 21 - Tue, Apr 28
American Airlines Logo
11:47 pm - 9:35 am
PDX
-
LSE
7h 48m
1 stop
American Airlines Logo
6:37 pm - 11:57 pm
LSE
-
PDX
7h 20m
1 stop
$338American Airlines
Wed, Apr 15 - Sun, Apr 19
American Airlines Logo
11:48 am - 11:54 pm
PDX
-
LSE
10h 06m
2 stops
American Airlines Logo
6:37 pm - 11:57 pm
LSE
-
PDX
7h 20m
1 stop
$344American Airlines
Wed, Apr 15 - Sun, Apr 19
American Airlines Logo
11:30 pm - 9:35 am
PDX
-
LSE
8h 05m
1 stop
American Airlines Logo
6:37 pm - 2:24 pm
LSE
-
PDX
21h 47m
1 stop
$505American Airlines
Mon, Apr 6 - Fri, Apr 10
American Airlines Logo
11:56 am - 11:54 pm
PDX
-
LSE
9h 58m
2 stops
American Airlines Logo
5:40 am - 4:59 pm
LSE
-
PDX
13h 19m
2 stops
$629American Airlines
Wed, Apr 15 - Sun, Apr 19
American Airlines Logo
1:23 pm - 11:54 pm
PDX
-
LSE
8h 31m
1 stop
American Airlines Logo
6:37 pm - 11:57 pm
LSE
-
PDX
7h 20m
1 stop
$634American Airlines
Tue, Apr 7 - Thu, Apr 9
American Airlines Logo
11:56 am - 11:54 pm
PDX
-
LSE
9h 58m
2 stops
American Airlines Logo
6:37 pm - 11:57 pm
LSE
-
PDX
7h 20m
1 stop
$640American Airlines
Tue, Apr 7 - Thu, Apr 9
American Airlines Logo
11:59 pm - 11:02 am
PDX
-
LSE
9h 03m
1 stop
American Airlines Logo
6:29 pm - 12:20 am
LSE
-
PDX
7h 51m
1 stop
$643American Airlines
Fri, Mar 27 - Tue, Mar 31

American Airlines flights from Portland to La Crosse

Our best American Airlines deals on Portland to La Crosse flight tickets
American Airlines
Apr 21
PDX11:47 pmPortland
7h 48m
1 stop
LSE9:35 amLa Crosse
Apr 28
LSE6:37 pmLa Crosse
7h 20m
1 stop
PDX11:57 pmPortland
$318
American Airlines
Apr 21
PDX1:23 pmPortland
8h 31m
1 stop
LSE11:54 pmLa Crosse
Apr 28
LSE5:40 amLa Crosse
13h 19m
2 stops
PDX4:59 pmPortland
$324
American Airlines
Apr 21
PDX11:48 amPortland
10h 06m
2 stops
LSE11:54 pmLa Crosse
Apr 28
LSE10:05 amLa Crosse
13h 33m
2 stops
PDX9:38 pmPortland
$329

momondo 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, momondo users made 832,500 searches. Data last updated March 12, 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
Quickest round-trip

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Tue 4/21

11:47 pm-9:35 am

1 stop7h 48m

La Crosse

Tue 4/28

6:37 pm-11:57 pm

1 stop7h 20m

$318

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Tue 4/21

1:23 pm-11:54 pm

1 stop8h 31m

La Crosse

Tue 4/28

5:40 am-4:59 pm

2 stops13h 19m

$324

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Tue 4/21

11:48 am-11:54 pm

2 stops10h 06m

La Crosse

Tue 4/28

10:05 am-9:38 pm

2 stops13h 33m

$329

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Wed 4/15

11:47 pm-9:35 am

1 stop7h 48m

La Crosse

Sun 4/19

6:37 pm-11:57 pm

1 stop7h 20m

$338

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Wed 4/15

11:48 am-11:54 pm

2 stops10h 06m

La Crosse

Sun 4/19

6:37 pm-11:57 pm

1 stop7h 20m

$344

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Mon 4/6

11:30 pm-9:35 am

1 stop8h 05m

La Crosse

Fri 4/10

6:37 pm-2:24 pm

1 stop21h 47m

$505

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Wed 4/15

11:56 am-11:54 pm

2 stops9h 58m

La Crosse

Sun 4/19

5:40 am-4:59 pm

2 stops13h 19m

$629

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Tue 4/7

1:23 pm-11:54 pm

1 stop8h 31m

La Crosse

Thu 4/9

6:37 pm-11:57 pm

1 stop7h 20m

$634

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Tue 4/7

11:56 am-11:54 pm

2 stops9h 58m

La Crosse

Thu 4/9

6:37 pm-11:57 pm

1 stop7h 20m

$640

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Fri 3/27

11:59 pm-11:02 am

1 stop9h 03m

La Crosse

Tue 3/31

6:29 pm-12:20 am

1 stop7h 51m

$643

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to La Crosse from

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

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 is the cheapest airline that flies from Portland to La Crosse?

American Airlines and United Airlines are the most popular carriers operating from Portland to La Crosse

When to book flights from Portland to La Crosse

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

Cheap Portland to La Crosse (PDX to LSE) flight deals and tips

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

Fastest flight time

7h 48m

Direct flights

None
The fastest flight from Portland to La Crosse takes 7h 48m
There are no direct flights from Portland to La Crosse. There are no popular flight routes from Portland to La Crosse.
Search flight deals

  • How far is Portland to La Crosse by plane?

    The straight-line distance from Portland to La Crosse is 1538.5 mi. Typically, this will take 7h 48m by plane in normal conditions.

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

    Prices for flights from Portland Airport to La Crosse Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to La Crosse Airport.

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

    The required travel and health documents for your La Crosse Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at La Crosse Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Portland to La Crosse

Compare and see reviews for airlines that fly from Portland to La Crosse with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $424Free CancellationRating
7.1
11,435 reviews
Search American Airlines flights

Traveling to a place near La Crosse?

Book flights to La Crosse if you plan to visit one of these locations
Onalaska
Winona
Decorah
Harpers Ferry
Lansing

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to La Crosse from Portland.

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

Yes. momondo allows you to filter the results for Portland to La Crosse flights to just show those with flexible booking policies.

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

Once all potential Portland to La Crosse flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Portland to La Crosse 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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