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Dulles Intl

$601+ Cheap flights from La Crosse (LSE) to Dulles Intl (IAD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
LSE — IAD
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from La Crosse to Dulles Intl

Cheapest flights from La Crosse to Dulles Intl
Explore the most affordable flight options available from La Crosse to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/116:00 am
LSE
-
IAD
2 stops10h 16m
American Airlines
Sun 2/159:18 am
IAD
-
LSE
2 stops9h 41m
American Airlines
Deal found 1/27$601
This American Airlines deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2611:31 am
LSE
-
IAD
2 stops7h 59m
American Airlines
Thu 3/59:18 am
IAD
-
LSE
2 stops9h 41m
American Airlines
Deal found 1/29$607
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/36:29 pm
LSE
-
IAD
2 stops18h 03m
American Airlines
Mon 4/69:19 am
IAD
-
LSE
2 stops15h 17m
American Airlines
Deal found 1/28$743
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:00 am
LSE
-
IAD
2 stops7h 51m
American Airlines
Mon 5/113:26 pm
IAD
-
LSE
2 stops9h 28m
American Airlines
Deal found 1/27$745
This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/1511:31 am
LSE
-
IAD
2 stops7h 59m
American Airlines
Thu 2/199:18 am
IAD
-
LSE
2 stops9h 41m
American Airlines
Deal found 1/27$1,011

Find flight deals from La Crosse to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from La Crosse (LSE) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$601
(American Airlines)
Provider with most accurate pricing for La Crosse-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for La Crosse-Washington, D.C. (WAS) flights.
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From La Crosse to Washington, D.C. Dulles Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from La Crosse to Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from La Crosse to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

La Crosse

Fly to

Dulles Intl

Route

Depart

Return

Price

La CrosseWashington, D.C.

LSE - IAD

LSEIAD

La Crosse

Wed 2/11

6:00 am-5:16 pm

2 stops10h 16m

Washington, D.C. Dulles Intl

Sun 2/15

9:18 am-5:59 pm

2 stops9h 41m

$601

La CrosseWashington, D.C.

LSE - IAD

LSEIAD

La Crosse

Thu 2/26

11:31 am-8:30 pm

2 stops7h 59m

Washington, D.C. Dulles Intl

Thu 3/5

9:18 am-5:59 pm

2 stops9h 41m

$607

La CrosseWashington, D.C.

LSE - IAD

LSEIAD

La Crosse

Fri 4/3

6:29 pm-1:32 pm

2 stops18h 03m

Washington, D.C. Dulles Intl

Mon 4/6

9:19 am-11:36 pm

2 stops15h 17m

$743

La CrosseWashington, D.C.

LSE - IAD

LSEIAD

La Crosse

Fri 5/8

6:00 am-2:51 pm

2 stops7h 51m

Washington, D.C. Dulles Intl

Mon 5/11

3:26 pm-11:54 pm

2 stops9h 28m

$745

La CrosseWashington, D.C.

LSE - IAD

LSEIAD

La Crosse

Sun 2/15

11:31 am-8:30 pm

2 stops7h 59m

Washington, D.C. Dulles Intl

Thu 2/19

9:18 am-5:59 pm

2 stops9h 41m

$1,011

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Best time to book a flight from La Crosse to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from La Crosse with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from La Crosse to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from La Crosse to Washington, D.C. Dulles Intl?

    For a flight from La Crosse to Washington, D.C. Dulles Intl, you will be flying from La Crosse. La Crosse (LSE) is just 5.4 mi from the center of the city. La Crosse is the only La Crosse airport and it handles 0 outbound flights to Washington, D.C. Dulles Intl per day. 0 airlines have flights to Washington, D.C. Dulles Intl from La Crosse on a regular basis.

  • How long is the flight from La Crosse to Washington, D.C. Dulles Intl Airport?

    A quick flight from La Crosse to Washington, D.C. Dulles Intl Airport can take about 10h 16m. American Airlines provides one of the quickest options available for as low as $601. Airlines will cover a distance of 790 mi.

  • Can I find deals for flights from La Crosse to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on La Crosse to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from La Crosse to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from La Crosse to Dulles Intl.

  • Can I find deals for business class flights from La Crosse to Dulles Intl?

    Yes. Cheapflights offers flight deals from La Crosse to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Linthicum Heights
Rockville
Laurel
Towson
Manassas
Largo
Bowie
McLean
Clinton
Upper Marlboro

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