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

American Airlines is the most popular carrier operating from Portland to La Crosse

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 May 2025.

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.

$399 Cheap Flights from Portland to La Crosse in 2025

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

These are some of the best round-trip flight deals from Portland to La Crosse that have been recently found on momondo from popular airlines, departing in the coming months.

11:54 pm - 10:59 amPDX-LSE

9h 05m1 stop

4:40 pm - 11:04 pmLSE-PDX

8h 24m1 stop

$441American Airlines

Find Deal

Wed, Jul 16 - Sun, Jul 20

11:14 am - 10:06 pmPDX-LSE

8h 52m1 stop

4:36 pm - 10:59 pmLSE-PDX

8h 23m1 stop

$520American Airlines

Find Deal

Thu, May 15 - Mon, May 19

11:14 am - 10:06 pmPDX-LSE

8h 52m1 stop

11:50 am - 9:21 pmLSE-PDX

11h 31m2 stops

$628American Airlines

Find Deal

Wed, May 14 - Sat, May 17

11:35 am - 11:31 pmPDX-LSE

9h 56m2 stops

4:40 pm - 11:04 pmLSE-PDX

8h 24m1 stop

$658American Airlines

Find Deal

Wed, Jul 16 - Sun, Jul 20

7:35 am - 10:06 pmPDX-LSE

12h 31m2 stops

4:36 pm - 10:59 pmLSE-PDX

8h 23m1 stop

$722American Airlines

Find Deal

Thu, May 15 - Mon, May 19

6:00 am - 10:06 pmPDX-LSE

14h 06m2 stops

11:50 am - 10:39 pmLSE-PDX

12h 49m2 stops

$725American Airlines

Find Deal

Wed, May 14 - Sat, May 17

11:14 am - 10:06 pmPDX-LSE

8h 52m1 stop

4:36 pm - 10:24 amLSE-PDX

19h 48m1 stop

$880American Airlines

Find Deal

Wed, May 14 - Sat, May 17

11:35 am - 11:31 pmPDX-LSE

9h 56m2 stops

11:29 am - 7:01 pmLSE-PDX

9h 32m2 stops

$916American Airlines

Find Deal

Wed, Jul 16 - Sun, Jul 20

American Airlines flights from Portland to La Crosse

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

American Airlines

Jul 16

PDX11:54 pmPortland

9h 05m

1 stop

LSE10:59 amLa Crosse

Jul 20

LSE4:40 pmLa Crosse

8h 24m

1 stop

PDX11:04 pmPortland

$441

Find similar

American Airlines

May 15

PDX11:14 amPortland

8h 52m

1 stop

LSE10:06 pmLa Crosse

May 19

LSE4:36 pmLa Crosse

8h 23m

1 stop

PDX10:59 pmPortland

$520

Find similar

American Airlines

May 14

PDX11:14 amPortland

8h 52m

1 stop

LSE10:06 pmLa Crosse

May 17

LSE11:50 amLa Crosse

11h 31m

2 stops

PDX9:21 pmPortland

$628

Find similar

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

Prices

Airlines

What is the cheapest time of day to depart on your flight to La Crosse?

According to our data, the cheapest time of day to fly to La Crosse is at noon. momondo users have found flights departing from Portland to La Crosse at noon for as low as $582. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to La Crosse, so prices are often more expensive at around $639 per ticket.

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

Best Price Found	$399
Fastest flight time	8h 26m
Direct flights	None
Airports in La Crosse	1 airport

The best one-way flight to La Crosse from Portland in the past 72 hours is $399. The best round-trip flight deal from Portland to La Crosse found on momondo in the last 72 hours is $441.

The fastest flight from Portland to La Crosse takes 8h 26m

There are no direct flights from Portland to La Crosse. Popular non-direct route for this connection is Portland Airport - La Crosse Airport.

There is 1 airport near La Crosse: La Crosse (LSE)

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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 52m 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 May 2025.
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 10,000 reviews		Search American Airlines flights

Winona

Onalaska

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.