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?

The number of operators available for flights from Portland Airport to La Crosse Airport is 1 as of January 2026.

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.

$372 Cheap Flights from Portland to La Crosse in 2026

1 adult

0 bags

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Find the cheapest flights from Portland to La Crosse

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:40 pm - 10:54 am

PDX

LSE

9h 14m

2 stops

5:20 am - 10:58 am

LSE

PDX

7h 38m

1 stop

$494American Airlines

Thu, Feb 26 - Sun, Mar 1

8:29 am - 10:16 pm

PDX

LSE

11h 47m

2 stops

6:00 am - 5:52 pm

LSE

PDX

13h 52m

2 stops

$528American Airlines

Sat, Jan 24 - Sun, Jan 25

6:00 am - 4:16 pm

PDX

LSE

8h 16m

1 stop

11:37 am - 10:38 pm

LSE

PDX

13h 01m

2 stops

$542American Airlines

Sat, Jan 24 - Sun, Jan 25

6:00 am - 4:16 pm

PDX

LSE

8h 16m

1 stop

6:00 am - 6:51 pm

LSE

PDX

14h 51m

2 stops

$566American Airlines

Fri, Feb 6 - Sun, Feb 8

8:29 am - 10:16 pm

PDX

LSE

11h 47m

2 stops

6:00 am - 5:52 pm

LSE

PDX

13h 52m

2 stops

$571American Airlines

Fri, Feb 6 - Sun, Feb 8

11:35 pm - 11:36 pm

PDX

LSE

22h 01m

1 stop

6:29 pm - 10:58 am

LSE

PDX

18h 29m

1 stop

$596American Airlines

Thu, Feb 26 - Sun, Mar 1

6:00 am - 10:16 pm

PDX

LSE

14h 16m

1 stop

11:37 am - 8:22 pm

LSE

PDX

10h 45m

1 stop

$626American Airlines

Fri, Feb 6 - Sun, Feb 8

11:40 pm - 10:54 am

PDX

LSE

9h 14m

2 stops

11:31 am - 11:16 pm

LSE

PDX

13h 45m

2 stops

$741American Airlines

Thu, Feb 26 - Sun, Mar 1

6:00 am - 10:16 pm

PDX

LSE

14h 16m

1 stop

6:00 am - 8:22 pm

LSE

PDX

16h 22m

1 stop

$936American Airlines

Sat, Jan 24 - Sun, Jan 25

American Airlines flights from Portland to La Crosse

Our best American Airlines deals on Portland to La Crosse flight tickets

American Airlines

Feb 26

PDX11:40 pmPortland

9h 14m

2 stops

LSE10:54 amLa Crosse

Mar 1

LSE5:20 amLa Crosse

7h 38m

1 stop

PDX10:58 amPortland

$494

American Airlines

Jan 24

PDX8:29 amPortland

11h 47m

2 stops

LSE10:16 pmLa Crosse

Jan 25

LSE6:00 amLa Crosse

13h 52m

2 stops

PDX5:52 pmPortland

$528

American Airlines

Jan 24

PDX6:00 amPortland

8h 16m

1 stop

LSE4:16 pmLa Crosse

Jan 25

LSE11:37 amLa Crosse

13h 01m

2 stops

PDX10:38 pmPortland

$542

Fly from

Fly to

Route

Depart

Return

Price

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Thu 2/26

11:40 pm-10:54 am

2 stops9h 14m

La Crosse

Sun 3/1

5:20 am-10:58 am

1 stop7h 38m

$494

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Sat 1/24

8:29 am-10:16 pm

2 stops11h 47m

La Crosse

Sun 1/25

6:00 am-5:52 pm

2 stops13h 52m

$528

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Sat 1/24

6:00 am-4:16 pm

1 stop8h 16m

La Crosse

Sun 1/25

11:37 am-10:38 pm

2 stops13h 01m

$542

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Fri 2/6

6:00 am-4:16 pm

1 stop8h 16m

La Crosse

Sun 2/8

6:00 am-6:51 pm

2 stops14h 51m

$566

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Fri 2/6

8:29 am-10:16 pm

2 stops11h 47m

La Crosse

Sun 2/8

6:00 am-5:52 pm

2 stops13h 52m

$571

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Thu 2/26

11:35 pm-11:36 pm

1 stop22h 01m

La Crosse

Sun 3/1

6:29 pm-10:58 am

1 stop18h 29m

$596

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Fri 2/6

6:00 am-10:16 pm

1 stop14h 16m

La Crosse

Sun 2/8

11:37 am-8:22 pm

1 stop10h 45m

$626

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Thu 2/26

11:40 pm-10:54 am

2 stops9h 14m

La Crosse

Sun 3/1

11:31 am-11:16 pm

2 stops13h 45m

$741

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Sat 1/24

6:00 am-10:16 pm

1 stop14h 16m

La Crosse

Sun 1/25

6:00 am-8:22 pm

1 stop16h 22m

$936

PortlandLa Crosse

PDX - LSE

PDXLSE

Portland

Sat 3/21

11:59 pm-11:02 am

1 stop9h 03m

$372

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

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 Allegiant Air 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	8h 16m
Direct flights	None

The fastest flight from Portland to La Crosse takes 8h 16m

There are no direct flights from Portland to La Crosse. There are no popular flight routes from Portland to La Crosse.

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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 8h 16m 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?
The number of operators available for flights from Portland Airport to La Crosse Airport is 1 as of January 2026.
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?
momondo data reveals that the most frequently booked airline on the route from Portland to La Crosse is American Airlines, representing 100% of all bookings.

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 Airlines	PriceFrom $424	Free Cancellation	Rating 7.2 11,119 reviews		Search American Airlines flights

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.