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Cheap flights from Washington, D.C. Dulles Intl Airport to La Crosse from $113

This is the cheapest one-way 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 8/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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
1:23 pm - 12:22 am
IAD
-
LSE
11h 59m
2 stops
American Airlines Logo
6:00 am - 4:53 pm
LSE
-
IAD
9h 53m
2 stops
$344American Airlines
Tue, Aug 25 - Tue, Sep 1
American Airlines Logo
5:34 pm - 12:22 am
IAD
-
LSE
7h 48m
2 stops
American Airlines Logo
12:19 pm - 10:55 pm
LSE
-
IAD
9h 36m
2 stops
$441American Airlines
Fri, Aug 28 - Mon, Aug 31
American Airlines Logo
6:14 am - 4:52 pm
IAD
-
LSE
11h 38m
2 stops
American Airlines Logo
5:22 pm - 11:56 am
LSE
-
IAD
17h 34m
2 stops
$506American Airlines
Wed, Sep 16 - Fri, Sep 18
American Airlines Logo
6:14 am - 4:52 pm
IAD
-
LSE
11h 38m
2 stops
American Airlines Logo
5:22 pm - 11:56 am
LSE
-
IAD
17h 34m
2 stops
$542American Airlines
Wed, Sep 16 - Fri, Sep 18
American Airlines Logo
5:34 pm - 12:22 am
IAD
-
LSE
7h 48m
2 stops
American Airlines Logo
12:01 pm - 10:55 pm
LSE
-
IAD
9h 54m
2 stops
$551American Airlines
Fri, Aug 14 - Mon, Aug 17
American Airlines Logo
5:34 pm - 12:22 am
IAD
-
LSE
7h 48m
2 stops
American Airlines Logo
11:53 am - 11:49 pm
LSE
-
IAD
10h 56m
2 stops
$604American Airlines
Wed, Aug 19 - Sun, Aug 23
American Airlines Logo
5:34 pm - 12:22 am
IAD
-
LSE
7h 48m
2 stops
American Airlines Logo
6:00 am - 4:53 pm
LSE
-
IAD
9h 53m
3 stops
$680American Airlines
Tue, Aug 25 - Tue, Sep 1
American Airlines Logo
5:34 pm - 12:22 am
IAD
-
LSE
7h 48m
2 stops
American Airlines Logo
12:19 pm - 10:55 pm
LSE
-
IAD
9h 36m
3 stops
$839American Airlines
Fri, Aug 28 - Mon, Aug 31
American Airlines Logo
1:23 pm - 12:22 am
IAD
-
LSE
11h 59m
2 stops
American Airlines Logo
12:01 pm - 10:55 pm
LSE
-
IAD
9h 54m
3 stops
$896American Airlines
Fri, Aug 14 - Mon, Aug 17
American Airlines Logo
7:57 am - 4:52 pm
IAD
-
LSE
9h 55m
3 stops
American Airlines Logo
5:22 pm - 11:56 am
LSE
-
IAD
17h 34m
2 stops
$991American Airlines
Wed, Sep 16 - Fri, Sep 18

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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
Aug 25
IAD1:23 pmWashington, D.C. Dulles Intl
11h 59m
2 stops
LSE12:22 amLa Crosse
Sep 1
LSE6:00 amLa Crosse
9h 53m
2 stops
IAD4:53 pmWashington, D.C. Dulles Intl
$344
American Airlines
Aug 28
IAD5:34 pmWashington, D.C. Dulles Intl
7h 48m
2 stops
LSE12:22 amLa Crosse
Aug 31
LSE12:19 pmLa Crosse
9h 36m
2 stops
IAD10:55 pmWashington, D.C. Dulles Intl
$441
American Airlines
Sep 16
IAD6:14 amWashington, D.C. Dulles Intl
11h 38m
2 stops
LSE4:52 pmLa Crosse
Sep 18
LSE5:22 pmLa Crosse
17h 34m
2 stops
IAD11:56 amWashington, D.C. Dulles Intl
$506

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 July 30, 2026.
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

Cheapest round-trip

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Tue 8/25

1:23 pm-12:22 am

2 stops11h 59m

La Crosse

Tue 9/1

6:00 am-4:53 pm

2 stops9h 53m

$344
Quickest round-trip

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Fri 8/28

5:34 pm-12:22 am

2 stops7h 48m

La Crosse

Mon 8/31

12:19 pm-10:55 pm

2 stops9h 36m

$441

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Wed 9/16

6:14 am-4:52 pm

2 stops11h 38m

La Crosse

Fri 9/18

5:22 pm-11:56 am

2 stops17h 34m

$506

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Wed 9/16

6:14 am-4:52 pm

2 stops11h 38m

La Crosse

Fri 9/18

5:22 pm-11:56 am

2 stops17h 34m

$542

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Fri 8/14

5:34 pm-12:22 am

2 stops7h 48m

La Crosse

Mon 8/17

12:01 pm-10:55 pm

2 stops9h 54m

$551

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Wed 8/19

5:34 pm-12:22 am

2 stops7h 48m

La Crosse

Sun 8/23

11:53 am-11:49 pm

2 stops10h 56m

$604

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Tue 8/25

5:34 pm-12:22 am

2 stops7h 48m

La Crosse

Tue 9/1

6:00 am-4:53 pm

3 stops9h 53m

$680

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Fri 8/28

5:34 pm-12:22 am

2 stops7h 48m

La Crosse

Mon 8/31

12:19 pm-10:55 pm

3 stops9h 36m

$839

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Fri 8/14

1:23 pm-12:22 am

2 stops11h 59m

La Crosse

Mon 8/17

12:01 pm-10:55 pm

3 stops9h 54m

$896

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Wed 9/16

7:57 am-4:52 pm

3 stops9h 55m

La Crosse

Fri 9/18

5:22 pm-11:56 am

2 stops17h 34m

$991

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 38m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to La Crosse takes 11h 38m
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

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to La Crosse

  • 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 11h 38m.

  • 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.

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to La Crosse

  • How do I get Price Alerts for flights from Washington, D.C. Dulles Intl Airport to La Crosse?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Washington, D.C. Dulles Intl Airport from La Crosse. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Washington, D.C. Dulles Intl Airport to La Crosse with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near La Crosse?

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