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La Crosse

$515+ 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LSE
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/9. 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 12/112:06 pmIAD - LSE
2 stops10h 46mAmerican Airlines
Thu 12/186:00 amLSE - IAD
2 stops8h 59mAmerican Airlines
Deal found 12/9$657
This American Airlines deal was found by Cheapflights users on 12/10. 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 12/1211:25 amIAD - LSE
2 stops7h 13mAmerican Airlines
Thu 12/186:00 amLSE - IAD
2 stops8h 59mAmerican Airlines
Deal found 12/10$835
This American Airlines deal was found by Cheapflights users on 12/10. 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 12/261:57 pmIAD - LSE
2 stops10h 41mAmerican Airlines
Tue 12/308:06 pmLSE - IAD
2 stops16h 21mAmerican Airlines
Deal found 12/10$845
This American Airlines deal was found by Cheapflights users on 12/11. 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 12/211:40 pmIAD - LSE
2 stops11h 03mAmerican Airlines
Sun 12/286:00 amLSE - IAD
2 stops8h 59mAmerican Airlines
Deal found 12/11$879

Find 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$845
(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.
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From Washington, D.C. Dulles Intl to La Crosse
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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 December 12, 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

Thu 1/8

11:34 am-10:16 pm

2 stops11h 42m

La Crosse

Thu 1/15

11:37 am-11:12 pm

2 stops10h 35m

$515

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-3:59 pm

2 stops18h 53m

$845

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Sat 1/10

7:01 am-4:16 pm

2 stops10h 15m

La Crosse

Thu 1/15

11:37 am-11:12 pm

3 stops10h 35m

$853

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

6:00 am-3:59 pm

2 stops8h 59m

$879

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Wed 2/11

7:01 am-4:16 pm

2 stops10h 15m

La Crosse

Thu 2/12

6:00 am-1:35 pm

2 stops6h 35m

$944

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

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 December.
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 42m. American Airlines provides one of the quickest options available for as low as $515. 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

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