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Dulles Intl

$269+ Cheap flights from La Crosse (LSE) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
LSE — IAD
abr. 16 — abr. 231
jue. 4/16
jue. 4/23
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 marzo 17, 2026.

This United Airlines deal was found by Cheapflights users on 3/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/159:42 am
LSE
-
IAD
1 stop5h 19m
United Airlines
mié. 10/211:05 pm
IAD
-
LSE
1 stop6h 05m
United Airlines
Deal found 3/13$298
This United Airlines deal was found by Cheapflights users on 3/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/178:15 am
LSE
-
IAD
1 stop4h 40m
United Airlines
dom. 9/208:15 am
IAD
-
LSE
1 stop5h 50m
United Airlines
Deal found 3/16$422
This United Airlines deal was found by Cheapflights users on 3/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/146:00 am
LSE
-
IAD
1 stop4h 48m
United Airlines
lun. 5/1810:30 pm
IAD
-
LSE
1 stop15h 44m
United Airlines
Deal found 3/15$497
This American Airlines deal was found by Cheapflights users on 3/15. 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.
jue. 5/145:40 am
LSE
-
IAD
2 stops17h 19m
American Airlines
lun. 5/188:11 pm
IAD
-
LSE
2 stops14h 24m
American Airlines
Deal found 3/15$502
This United Airlines deal was found by Cheapflights users on 3/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/236:15 am
LSE
-
IAD
1 stop4h 37m
United Airlines
mié. 7/296:10 am
IAD
-
LSE
1 stop13h 00m
United Airlines
Deal found 3/15$552
This American Airlines deal was found by Cheapflights users on 3/16. 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.
jue. 9/176:24 pm
LSE
-
IAD
2 stops15h 08m
American Airlines
dom. 9/206:58 am
IAD
-
LSE
2 stops11h 51m
American Airlines
Deal found 3/16$647
This American Airlines deal was found by Cheapflights users on 3/16. 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.
vie. 3/275:09 am
LSE
-
IAD
2 stops10h 07m
American Airlines
lun. 3/302:03 pm
IAD
-
LSE
2 stops10h 33m
American Airlines
Deal found 3/16$753

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 marzo 17, 2026.

Round-trip from

$298
(United Airlines)

One-way from

$269
(American Airlines)
From La Crosse to Washington, D.C. Dulles Intl
Search Deals
One-way flight from La Crosse to Washington, D.C. Dulles Intl
Search Deals

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 marzo 17, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

La CrosseWashington, D.C.

LSE - IAD

LSEIAD

La Crosse

jue. 5/14

6:00 am-11:48 am

1 stop4h 48m

Washington, D.C. Dulles Intl

lun. 5/18

10:30 pm-1:14 pm

1 stop15h 44m

$497

La CrosseWashington, D.C.

LSE - IAD

LSEIAD

La Crosse

jue. 5/14

5:40 am-11:59 pm

2 stops17h 19m

Washington, D.C. Dulles Intl

lun. 5/18

8:11 pm-9:35 am

2 stops14h 24m

$502

La CrosseWashington, D.C.

LSE - IAD

LSEIAD

La Crosse

jue. 7/23

6:15 am-11:52 am

1 stop4h 37m

Washington, D.C. Dulles Intl

mié. 7/29

6:10 am-6:10 pm

1 stop13h 00m

$552

La CrosseWashington, D.C.

LSE - IAD

LSEIAD

La Crosse

vie. 3/27

5:09 am-4:16 pm

2 stops10h 07m

Washington, D.C. Dulles Intl

lun. 3/30

2:03 pm-11:36 pm

2 stops10h 33m

$753
Quickest round-trip

La CrosseWashington, D.C.

LSE - IAD

LSEIAD

La Crosse

sáb. 3/28

5:09 am-1:32 pm

2 stops7h 23m

Washington, D.C. Dulles Intl

mié. 4/1

9:19 am-5:59 pm

2 stops9h 40m

$863
Cheapest one-way

La CrosseWashington, D.C.

LSE - IAD

LSEIAD

La Crosse

mar. 4/14

10:05 am-11:06 pm

2 stops12h 01m

$269
Quickest one-way

La CrosseWashington, D.C.

LSE - IAD

LSEIAD

La Crosse

lun. 3/30

11:34 am-8:30 pm

2 stops7h 56m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Sorted by cheapest first

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 4h 48m. United Airlines provides one of the quickest options available for as low as $497. Airlines will cover a distance of 790 mi. This flight may include one or multiple stops.

  • 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
Owings Mills
Arlington
Springfield
Silver Spring
Herndon
Hyattsville
Hanover
Laurel
Rockville
Upper Marlboro
Fredericksburg
Largo
Bowie
Clinton
Towson
College Park
Cordova

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