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Cheap flights from Washington, D.C. Dulles Intl Airport to La Crosse from $786

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to La Crosse departing on 12/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to La Crosse

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
9:12 am - 7:36 pmIAD-LSE
11h 24m2 stops
American Airlines Logo
6:00 am - 3:59 pmLSE-IAD
8h 59m2 stops
$786American Airlines
Find Deal
Fri, Dec 26 - Tue, Dec 30
American Airlines Logo
9:12 am - 7:36 pmIAD-LSE
11h 24m2 stops
American Airlines Logo
8:06 pm - 1:27 pmLSE-IAD
16h 21m2 stops
$827American Airlines
Find Deal
Fri, Dec 26 - Tue, Dec 30
American Airlines Logo
1:57 pm - 11:38 pmIAD-LSE
10h 41m2 stops
American Airlines Logo
8:06 pm - 1:27 pmLSE-IAD
16h 21m2 stops
$845American Airlines
Find Deal
Fri, Dec 26 - Tue, Dec 30
American Airlines Logo
1:40 pm - 11:43 pmIAD-LSE
11h 03m2 stops
American Airlines Logo
8:06 pm - 1:27 pmLSE-IAD
16h 21m2 stops
$873American Airlines
Find Deal
Sun, Dec 21 - Sun, Dec 28
American Airlines Logo
9:12 am - 7:36 pmIAD-LSE
11h 24m2 stops
American Airlines Logo
6:00 am - 3:59 pmLSE-IAD
8h 59m3 stops
$941American Airlines
Find Deal
Fri, Dec 26 - Tue, Dec 30
American Airlines Logo
1:57 pm - 11:38 pmIAD-LSE
10h 41m2 stops
American Airlines Logo
6:00 am - 3:59 pmLSE-IAD
8h 59m3 stops
$1,016American Airlines
Find Deal
Fri, Dec 26 - Tue, Dec 30
American Airlines Logo
1:57 pm - 11:38 pmIAD-LSE
10h 41m2 stops
American Airlines Logo
6:00 am - 3:59 pmLSE-IAD
8h 59m3 stops
$1,074American Airlines
Find Deal
Fri, Dec 26 - Tue, Dec 30
American Airlines Logo
1:40 pm - 11:43 pmIAD-LSE
11h 03m3 stops
American Airlines Logo
8:06 pm - 1:27 pmLSE-IAD
16h 21m2 stops
$1,083American Airlines
Find Deal
Sun, Dec 21 - Sun, Dec 28
American Airlines Logo
1:40 pm - 11:43 pmIAD-LSE
11h 03m3 stops
American Airlines Logo
8:06 pm - 1:27 pmLSE-IAD
16h 21m2 stops
$1,103American Airlines
Find Deal
Sun, Dec 21 - Sun, Dec 28
American Airlines Logo
1:40 pm - 11:43 pmIAD-LSE
11h 03m3 stops
American Airlines Logo
8:06 pm - 1:27 pmLSE-IAD
16h 21m2 stops
$1,127American Airlines
Find Deal
Sun, Dec 21 - Sun, Dec 28

American Airlines flights from Washington, D.C. Dulles Intl Airport to La Crosse

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to La Crosse flight tickets
American Airlines
Dec 26
IAD9:12 amWashington, D.C. Dulles Intl
11h 24m
2 stops
LSE7:36 pmLa Crosse
Dec 30
LSE6:00 amLa Crosse
8h 59m
2 stops
IAD3:59 pmWashington, D.C. Dulles Intl
$786
Find similar
American Airlines
Dec 26
IAD9:12 amWashington, D.C. Dulles Intl
11h 24m
2 stops
LSE7:36 pmLa Crosse
Dec 30
LSE8:06 pmLa Crosse
16h 21m
2 stops
IAD1:27 pmWashington, D.C. Dulles Intl
$827
Find similar
American Airlines
Dec 26
IAD1:57 pmWashington, D.C. Dulles Intl
10h 41m
2 stops
LSE11:38 pmLa Crosse
Dec 30
LSE8:06 pmLa Crosse
16h 21m
2 stops
IAD1:27 pmWashington, D.C. Dulles Intl
$845
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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 December 2, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to La Crosse that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Fri 12/26

9:12 am-7:36 pm

2 stops11h 24m

La Crosse

Tue 12/30

6:00 am-3:59 pm

2 stops8h 59m

$786

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Fri 12/26

9:12 am-7:36 pm

2 stops11h 24m

La Crosse

Tue 12/30

8:06 pm-1:27 pm

2 stops16h 21m

$827

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Fri 12/26

1:57 pm-11:38 pm

2 stops10h 41m

La Crosse

Tue 12/30

8:06 pm-1:27 pm

2 stops16h 21m

$845

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Sun 12/21

1:40 pm-11:43 pm

2 stops11h 03m

La Crosse

Sun 12/28

8:06 pm-1:27 pm

2 stops16h 21m

$873

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Fri 12/26

9:12 am-7:36 pm

2 stops11h 24m

La Crosse

Tue 12/30

6:00 am-3:59 pm

3 stops8h 59m

$941

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Fri 12/26

1:57 pm-11:38 pm

2 stops10h 41m

La Crosse

Tue 12/30

6:00 am-3:59 pm

3 stops8h 59m

$1,016

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Fri 12/26

1:57 pm-11:38 pm

2 stops10h 41m

La Crosse

Tue 12/30

6:00 am-3:59 pm

3 stops8h 59m

$1,074

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Sun 12/21

1:40 pm-11:43 pm

3 stops11h 03m

La Crosse

Sun 12/28

8:06 pm-1:27 pm

2 stops16h 21m

$1,083

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Sun 12/21

1:40 pm-11:43 pm

3 stops11h 03m

La Crosse

Sun 12/28

8:06 pm-1:27 pm

2 stops16h 21m

$1,103

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Sun 12/21

1:40 pm-11:43 pm

3 stops11h 03m

La Crosse

Sun 12/28

8:06 pm-1:27 pm

2 stops16h 21m

$1,127

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to La Crosse from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport 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 day to depart on your flight to La Crosse?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to La Crosse is on a Wednesday when prices can be found for as low as $570. The most expensive day to fly to La Crosse is Sunday, with ticket prices averaging around $634.

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 in the morning. momondo users have found flights departing from Washington, D.C. Dulles Intl Airport to La Crosse in the morning for as low as $570. 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 afternoon is when there is more demand to fly to La Crosse, so prices are often more expensive at around $615 per ticket.

When to book flights from Washington, D.C. Dulles Intl Airport to La Crosse

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

Cheap Washington, D.C. Dulles Intl Airport to La Crosse (IAD to LSE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to La Crosse

Fastest flight time

11h 24m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to La Crosse takes 11h 24m
There are no direct flights from Washington, D.C. Dulles Intl Airport to La Crosse. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to La Crosse.
Search flight deals

  • How far is Washington, D.C. Dulles Intl to La Crosse by plane?

    A flight from Washington, D.C. Dulles Intl to La Crosse will travel around 787.8 mi. In terms of flight time, this usually takes a little over 10h 41m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to La Crosse Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to La Crosse Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Washington, D.C. Dulles Intl 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 Washington, D.C. Dulles Intl 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.

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 Washington, D.C. 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 Washington, D.C..

Can I find flights from Washington, D.C. to La Crosse with flexible booking policies on momondo?

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

How can momondo help me find flights from Washington, D.C. to La Crosse?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to La Crosse from Washington, D.C..

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

Price alerts on flights to La Crosse from Washington, D.C. 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.

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