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 67% 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 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 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.

$486 Cheap Flights from La Crosse to Seattle in 2025/26

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6:00 am - 1:54 pmLSE-SEA

9h 54m1 stop

12:55 am - 9:20 amSEA-LSE

6h 25m1 stop

$678American Airlines

Find Deal

Sat, Nov 22 - Fri, Nov 28

6:00 am - 2:59 pmLSE-SEA

10h 59m2 stops

12:55 am - 9:20 amSEA-LSE

6h 25m1 stop

$732American Airlines

Find Deal

Sat, Nov 22 - Fri, Nov 28

6:13 pm - 11:18 pmLSE-SEA

7h 05m1 stop

12:38 am - 9:19 amSEA-LSE

6h 41m1 stop

$808American Airlines

Find Deal

Sat, Nov 29 - Fri, Dec 5

6:00 am - 1:54 pmLSE-SEA

9h 54m1 stop

5:18 am - 5:32 pmSEA-LSE

10h 14m2 stops

$814American Airlines

Find Deal

Sat, Nov 29 - Sat, Dec 6

6:14 am - 12:27 pmLSE-SEA

8h 13m1 stop

1:48 pm - 9:40 pmSEA-LSE

5h 52m1 stop

$832American Airlines

Find Deal

Tue, Mar 17 - Wed, Mar 18

1:03 pm - 10:36 pmLSE-SEA

11h 33m2 stops

1:48 pm - 9:40 pmSEA-LSE

5h 52m1 stop

$838American Airlines

Find Deal

Tue, Mar 17 - Wed, Mar 18

1:03 pm - 12:49 amLSE-SEA

13h 46m2 stops

7:19 pm - 10:58 amSEA-LSE

13h 39m2 stops

$843American Airlines

Find Deal

Tue, Mar 17 - Wed, Mar 18

6:00 am - 2:59 pmLSE-SEA

10h 59m2 stops

2:46 pm - 11:49 pmSEA-LSE

7h 03m1 stop

$862American Airlines

Find Deal

Sat, Nov 22 - Sat, Nov 29

6:00 am - 2:59 pmLSE-SEA

10h 59m2 stops

12:38 am - 9:19 amSEA-LSE

6h 41m1 stop

$951American Airlines

Find Deal

Sat, Nov 29 - Fri, Dec 5

6:00 am - 2:59 pmLSE-SEA

10h 59m2 stops

11:28 am - 11:52 pmSEA-LSE

10h 24m2 stops

$956American Airlines

Find Deal

Sat, Nov 29 - Sat, Dec 6

American Airlines flights from La Crosse to Seattle

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

American Airlines

Nov 22

LSE6:00 amLa Crosse

9h 54m

1 stop

SEA1:54 pmSeattle/Tacoma Intl

Nov 28

SEA12:55 amSeattle/Tacoma Intl

6h 25m

1 stop

LSE9:20 amLa Crosse

$678

Find similar

American Airlines

Nov 22

LSE6:00 amLa Crosse

10h 59m

2 stops

SEA2:59 pmSeattle/Tacoma Intl

Nov 28

SEA12:55 amSeattle/Tacoma Intl

6h 25m

1 stop

LSE9:20 amLa Crosse

$732

Find similar

American Airlines

Nov 29

LSE6:13 pmLa Crosse

7h 05m

1 stop

SEA11:18 pmSeattle/Tacoma Intl

Dec 5

SEA12:38 amSeattle/Tacoma Intl

6h 41m

1 stop

LSE9:19 amLa Crosse

$808

Find similar

Fly from

Fly to

Route

Depart

Return

Price

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Sat 11/22

6:00 am-1:54 pm

1 stop9h 54m

Seattle/Tacoma Intl

Fri 11/28

12:55 am-9:20 am

1 stop6h 25m

$678

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Sat 11/22

6:00 am-2:59 pm

2 stops10h 59m

Seattle/Tacoma Intl

Fri 11/28

12:55 am-9:20 am

1 stop6h 25m

$732

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Sat 11/29

6:13 pm-11:18 pm

1 stop7h 05m

Seattle/Tacoma Intl

Fri 12/5

12:38 am-9:19 am

1 stop6h 41m

$808

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Sat 11/29

6:00 am-1:54 pm

1 stop9h 54m

Seattle/Tacoma Intl

Sat 12/6

5:18 am-5:32 pm

2 stops10h 14m

$814

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Tue 3/17

6:14 am-12:27 pm

1 stop8h 13m

Seattle/Tacoma Intl

Wed 3/18

1:48 pm-9:40 pm

1 stop5h 52m

$832

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Tue 3/17

1:03 pm-10:36 pm

2 stops11h 33m

Seattle/Tacoma Intl

Wed 3/18

1:48 pm-9:40 pm

1 stop5h 52m

$838

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Tue 3/17

1:03 pm-12:49 am

2 stops13h 46m

Seattle/Tacoma Intl

Wed 3/18

7:19 pm-10:58 am

2 stops13h 39m

$843

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Sat 11/22

6:00 am-2:59 pm

2 stops10h 59m

Seattle/Tacoma Intl

Sat 11/29

2:46 pm-11:49 pm

1 stop7h 03m

$862

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Sat 11/29

6:00 am-2:59 pm

2 stops10h 59m

Seattle/Tacoma Intl

Fri 12/5

12:38 am-9:19 am

1 stop6h 41m

$951

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Sat 11/29

6:00 am-2:59 pm

2 stops10h 59m

Seattle/Tacoma Intl

Sat 12/6

11:28 am-11:52 pm

2 stops10h 24m

$956

Flights are sorted by cheapest round-trip flights first.

Sorted 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

Prices

Airlines

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from La Crosse is on a Friday. momondo users have found tickets for Friday departures for as low as $613. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Tuesday is the most expensive day to depart from La Crosse because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $767.

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

Flying to Seattle from La Crosse in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $570 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $663. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights	None

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

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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 05m.
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 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.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Puyallup

Marysville

Redmond

Tukwila

Lakewood

Federal Way

Fife

Cle Elum

Centralia

Kirkland

Westport

Shoreline

Why use momondo?

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.