When did momondo last update prices for flights from La Crosse Airport to Seattle/Tacoma Intl Airport?

Prices for flights from La Crosse Airport to Seattle/Tacoma Intl Airport refresh daily.

How many operators does momondo search for flights from La Crosse Airport to Seattle/Tacoma Intl Airport?

There is 1 operator available for flights from La Crosse Airport to Seattle/Tacoma Intl Airport as of March 2026.

How old do you have to be to fly from La Crosse Airport to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from La Crosse Airport to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$358 Cheap Flights from La Crosse to Seattle in 2026

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Find the cheapest flights from La Crosse to Seattle

Round-trip

One-way

Cheap round-trip flights

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6:37 pm - 12:36 am

LSE

SEA

7h 59m

1 stop

11:33 pm - 9:35 am

SEA

LSE

8h 02m

1 stop

$358American Airlines

Tue, Apr 21 - Sat, Apr 25

6:37 pm - 12:36 am

LSE

SEA

7h 59m

1 stop

10:25 am - 11:54 pm

SEA

LSE

11h 29m

2 stops

$364American Airlines

Wed, Apr 29 - Tue, May 5

5:09 am - 1:52 pm

LSE

SEA

10h 43m

2 stops

1:19 pm - 11:54 pm

SEA

LSE

8h 35m

1 stop

$414American Airlines

Sat, Apr 4 - Wed, Apr 8

6:37 pm - 12:36 am

LSE

SEA

7h 59m

1 stop

3:06 pm - 12:06 am

SEA

LSE

7h 00m

1 stop

$428American Airlines

Sun, May 10 - Mon, May 25

6:37 pm - 12:36 am

LSE

SEA

7h 59m

1 stop

11:41 am - 11:54 pm

SEA

LSE

10h 13m

2 stops

$431American Airlines

Tue, Apr 21 - Sat, Apr 25

5:40 am - 3:51 pm

LSE

SEA

12h 11m

2 stops

11:33 pm - 9:35 am

SEA

LSE

8h 02m

1 stop

$434American Airlines

Tue, Apr 21 - Sat, Apr 25

5:35 pm - 11:35 pm

LSE

SEA

8h 00m

1 stop

11:56 pm - 11:15 am

SEA

LSE

9h 19m

1 stop

$483American Airlines

Wed, Jul 22 - Sun, Jul 26

5:40 am - 3:51 pm

LSE

SEA

12h 11m

2 stops

11:41 am - 11:54 pm

SEA

LSE

10h 13m

2 stops

$506American Airlines

Tue, Apr 21 - Sat, Apr 25

6:37 pm - 12:36 am

LSE

SEA

7h 59m

1 stop

11:58 pm - 11:22 am

SEA

LSE

9h 24m

1 stop

$525American Airlines

Sat, May 9 - Mon, May 25

6:37 pm - 12:36 am

LSE

SEA

7h 59m

1 stop

1:46 pm - 12:06 am

SEA

LSE

8h 20m

1 stop

$528American Airlines

Sun, May 10 - Tue, May 26

American Airlines flights from La Crosse to Seattle

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

American Airlines

Apr 21

LSE6:37 pmLa Crosse

7h 59m

1 stop

SEA12:36 amSeattle/Tacoma Intl

Apr 25

SEA11:33 pmSeattle/Tacoma Intl

8h 02m

1 stop

LSE9:35 amLa Crosse

$358

American Airlines

Apr 29

LSE6:37 pmLa Crosse

7h 59m

1 stop

SEA12:36 amSeattle/Tacoma Intl

May 5

SEA10:25 amSeattle/Tacoma Intl

11h 29m

2 stops

LSE11:54 pmLa Crosse

$364

American Airlines

Apr 4

LSE5:09 amLa Crosse

10h 43m

2 stops

SEA1:52 pmSeattle/Tacoma Intl

Apr 8

SEA1:19 pmSeattle/Tacoma Intl

8h 35m

1 stop

LSE11:54 pmLa Crosse

$414

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Tue 4/21

6:37 pm-12:36 am

1 stop7h 59m

Seattle/Tacoma Intl

Sat 4/25

11:33 pm-9:35 am

1 stop8h 02m

$358

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Wed 4/29

6:37 pm-12:36 am

1 stop7h 59m

Seattle/Tacoma Intl

Tue 5/5

10:25 am-11:54 pm

2 stops11h 29m

$364

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Sat 4/4

5:09 am-1:52 pm

2 stops10h 43m

Seattle/Tacoma Intl

Wed 4/8

1:19 pm-11:54 pm

1 stop8h 35m

$414

Quickest round-trip

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Sun 5/10

6:37 pm-12:36 am

1 stop7h 59m

Seattle/Tacoma Intl

Mon 5/25

3:06 pm-12:06 am

1 stop7h 00m

$428

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Tue 4/21

6:37 pm-12:36 am

1 stop7h 59m

Seattle/Tacoma Intl

Sat 4/25

11:41 am-11:54 pm

2 stops10h 13m

$431

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Tue 4/21

5:40 am-3:51 pm

2 stops12h 11m

Seattle/Tacoma Intl

Sat 4/25

11:33 pm-9:35 am

1 stop8h 02m

$434

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Wed 7/22

5:35 pm-11:35 pm

1 stop8h 00m

Seattle/Tacoma Intl

Sun 7/26

11:56 pm-11:15 am

1 stop9h 19m

$483

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Tue 4/21

5:40 am-3:51 pm

2 stops12h 11m

Seattle/Tacoma Intl

Sat 4/25

11:41 am-11:54 pm

2 stops10h 13m

$506

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Sat 5/9

6:37 pm-12:36 am

1 stop7h 59m

Seattle/Tacoma Intl

Mon 5/25

11:58 pm-11:22 am

1 stop9h 24m

$525

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Sun 5/10

6:37 pm-12:36 am

1 stop7h 59m

Seattle/Tacoma Intl

Tue 5/26

1:46 pm-12:06 am

1 stop8h 20m

$528

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

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

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 La Crosse to Seattle/Tacoma Intl?

United Airlines is the most popular carrier operating from La Crosse to Seattle/Tacoma Intl

What airlines fly to Seattle?

Delta, American Airlines and United Airlines are the top three most popular airlines that fly to Seattle from La Crosse according to our data. Delta is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

When to book flights from La Crosse to Seattle

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

Estimated round-trip price

Cheap La Crosse to Seattle (LSE to SEA) flight deals and tips

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

Fastest flight time	7h 59m
Direct flights	None

The fastest flight from La Crosse to Seattle takes 7h 59m

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

Search flight deals

How far is La Crosse to Seattle/Tacoma Intl by plane?
Seattle/Tacoma Intl is 1511.9 mi away from La Crosse. By plane, this route typically takes 7h 59m.
When did momondo last update prices for flights from La Crosse Airport to Seattle/Tacoma Intl Airport?
Prices for flights from La Crosse Airport to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from La Crosse Airport to Seattle/Tacoma Intl Airport?
There is 1 operator available for flights from La Crosse Airport to Seattle/Tacoma Intl Airport as of March 2026.
How old do you have to be to fly from La Crosse Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from La Crosse Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from La Crosse to Seattle?
momondo data reveals that the most frequently booked airline on the route from La Crosse to Seattle is American Airlines, representing 100% of all bookings.

Best airlines flying from La Crosse to Seattle

Compare and see reviews for airlines that fly from La Crosse to Seattle with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $338	Free Cancellation	Rating 7.1 11,494 reviews		Search American Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Redmond

Marysville

Puyallup

Lakewood

Cle Elum

Tukwila

Federal Way

Centralia

Fife

Westport

Kirkland

Tumwater

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from La Crosse to Seattle for you.

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

Yes. All flights to Seattle from La Crosse on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from La Crosse to Seattle.

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

Price alerts on flights to Seattle from La Crosse are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.