HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
La Crosse

$519+ Cheap flights from Dulles Intl (IAD) to La Crosse (LSE)

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LSE
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to La Crosse with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Dulles Intl to La Crosse

Cheapest flights from Dulles Intl to La Crosse
Explore the most affordable flight options available from Dulles Intl to La Crosse. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This American Airlines deal was found by Cheapflights users on 10/26. 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 12/102:16 pmIAD - LSE
2 stops8h 47mAmerican Airlines
Sat 12/1310:00 amLSE - IAD
2 stops8h 31mAmerican Airlines
Deal found 10/26$519
This American Airlines deal was found by Cheapflights users on 10/25. 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 11/21:58 pmIAD - LSE
2 stops10h 51mAmerican Airlines
Sun 11/99:50 amLSE - IAD
2 stops8h 31mAmerican Airlines
Deal found 10/25$653
This American Airlines deal was found by Cheapflights users on 10/25. 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 11/96:24 amIAD - LSE
2 stops12h 08mAmerican Airlines
Sun 11/166:00 amLSE - IAD
2 stops9h 02mAmerican Airlines
Deal found 10/25$679
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Tue 11/259:12 amIAD - LSE
2 stops9h 31mAmerican Airlines
Sat 11/296:00 amLSE - IAD
2 stops17h 02mAmerican Airlines
Deal found 10/25$916

Cheap flight deals from Dulles Intl to La Crosse

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to La Crosse (LSE). 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 October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$519
(American Airlines)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-La Crosse flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-La Crosse flights.
Search Deals
From Washington, D.C. Dulles Intl to La Crosse
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated October 27, 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

Dulles Intl

Fly to

La Crosse

Route

Depart

Return

Price

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Wed 12/10

11:25 am-10:03 pm

2 stops11h 38m

La Crosse

Sat 12/13

10:00 am-7:31 pm

2 stops8h 31m

$519

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Tue 11/25

9:12 am-5:43 pm

2 stops9h 31m

La Crosse

Sat 11/29

6:00 am-12:02 am

2 stops17h 02m

$916

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Sun 11/9

1:58 pm-11:49 pm

3 stops10h 51m

La Crosse

Sun 11/16

6:00 am-4:02 pm

2 stops9h 02m

$965

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/24

Compare providers for flights from Dulles Intl to La Crosse

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to La Crosse in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-La Crosse flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-La Crosse flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-La Crosse flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-La Crosse flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-La Crosse flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to La Crosse from Dulles Intl 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 Dulles Intl to La Crosse. 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 into for flights to La Crosse from Washington, D.C. Dulles Intl?

    Most people fly into La Crosse (LSE) if they book a flight to La Crosse from Washington, D.C. Dulles Intl. On average, La Crosse has 0 inbound flights from Washington, D.C. Dulles Intl per day from 0 airlines. La Crosse is conveniently located just 5.4 mi from La Crosse’s city center.

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

    A quick flight from Washington, D.C. Dulles Intl Airport to La Crosse can take about 11h 38m. American Airlines provides one of the quickest options available for as low as $519. There are 790 mi between Washington, D.C. Dulles Intl Airport and La Crosse.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to La Crosse 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 La Crosse?

Book flights to La Crosse if you plan to visit one of these locations
Winona
Decorah

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to La Crosse

See prices for flight routes from nearby airports that may be better suited for you.
Baltimore to O'Hare Intl flights
Reagan-National to O'Hare Intl flights
Dulles Intl to O'Hare Intl flights
Dulles Intl to Minneapolis flights
Reagan-National to Minneapolis flights
Baltimore to Minneapolis flights
Baltimore to Milwaukee flights
Dulles Intl to Milwaukee flights
Reagan-National to Madison flights
Reagan-National to Milwaukee flights
Dulles Intl to Madison flights
Baltimore to Madison flights
Reagan-National to Appleton flights
Baltimore to Appleton flights
Dulles Intl to Appleton flights
Dulles Intl to Green Bay flights
Baltimore to Green Bay flights
Reagan-National to Green Bay flights
Reagan-National to Wausau flights
Baltimore to Wausau flights
Dulles Intl to Duluth flights
Baltimore to Duluth flights
Dulles Intl to Wausau flights
Reagan-National to Duluth flights
Dulles Intl to Eau Claire flights
Reagan-National to Eau Claire flights
Baltimore to Eau Claire flights
Reagan-National to La Crosse flights
Baltimore to La Crosse flights
Dulles Intl to Dubuque flights
Dulles Intl to Escanaba flights
Reagan-National to Escanaba flights
Reagan-National to Dubuque flights
Baltimore to Dubuque flights
Baltimore to Escanaba flights
Baltimore to Ironwood flights
Baltimore to Rhinelander flights
Reagan-National to Rhinelander flights
Dulles Intl to Rhinelander flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.