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Cheap flights from Washington, D.C. Dulles Intl Airport to La Crosse from $279

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 7/18. 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

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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
3:17 pm - 11:54 pm
IAD
-
LSE
9h 37m
2 stops
American Airlines Logo
10:05 am - 7:25 pm
LSE
-
IAD
8h 20m
2 stops
$399American Airlines
Wed, Apr 29 - Wed, May 6
American Airlines Logo
1:06 pm - 12:06 am
IAD
-
LSE
12h 00m
2 stops
American Airlines Logo
11:45 am - 12:10 am
LSE
-
IAD
11h 25m
2 stops
$629American Airlines
Wed, Jul 1 - Sun, Jul 5
American Airlines Logo
8:11 pm - 9:35 am
IAD
-
LSE
14h 24m
2 stops
American Airlines Logo
5:40 am - 11:59 pm
LSE
-
IAD
17h 19m
2 stops
$634American Airlines
Sun, Apr 26 - Sun, May 3
American Airlines Logo
6:25 am - 11:54 pm
IAD
-
LSE
18h 29m
2 stops
American Airlines Logo
5:40 am - 2:51 pm
LSE
-
IAD
8h 11m
2 stops
$666American Airlines
Thu, Apr 23 - Fri, Apr 24
American Airlines Logo
6:20 am - 5:04 pm
IAD
-
LSE
11h 44m
2 stops
American Airlines Logo
6:00 am - 12:10 am
LSE
-
IAD
17h 10m
2 stops
$678American Airlines
Tue, Jun 30 - Sun, Jul 5
American Airlines Logo
8:11 pm - 9:35 am
IAD
-
LSE
14h 24m
2 stops
American Airlines Logo
5:40 am - 11:59 pm
LSE
-
IAD
17h 19m
2 stops
$687American Airlines
Sun, Apr 26 - Sun, May 3
American Airlines Logo
3:17 pm - 11:54 pm
IAD
-
LSE
9h 37m
2 stops
American Airlines Logo
10:05 am - 7:25 pm
LSE
-
IAD
8h 20m
2 stops
$715American Airlines
Wed, Apr 15 - Fri, Apr 17
American Airlines Logo
3:17 pm - 11:54 pm
IAD
-
LSE
9h 37m
2 stops
American Airlines Logo
10:05 am - 7:25 pm
LSE
-
IAD
8h 20m
2 stops
$725American Airlines
Wed, Apr 15 - Fri, Apr 17
American Airlines Logo
3:26 pm - 11:54 pm
IAD
-
LSE
9h 28m
2 stops
American Airlines Logo
10:05 am - 7:25 pm
LSE
-
IAD
8h 20m
2 stops
$727American Airlines
Mon, Apr 13 - Fri, Apr 17
American Airlines Logo
3:26 pm - 11:54 pm
IAD
-
LSE
9h 28m
2 stops
American Airlines Logo
10:05 am - 7:25 pm
LSE
-
IAD
8h 20m
2 stops
$737American Airlines
Thu, Apr 16 - Mon, Apr 20

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
Apr 29
IAD3:17 pmWashington, D.C. Dulles Intl
9h 37m
2 stops
LSE11:54 pmLa Crosse
May 6
LSE10:05 amLa Crosse
8h 20m
2 stops
IAD7:25 pmWashington, D.C. Dulles Intl
$399
American Airlines
Apr 2
IAD9:19 amWashington, D.C. Dulles Intl
9h 40m
2 stops
LSE5:59 pmLa Crosse
Apr 7
LSE5:40 amLa Crosse
8h 43m
2 stops
IAD3:23 pmWashington, D.C. Dulles Intl
$401
American Airlines
Apr 3
IAD9:19 amWashington, D.C. Dulles Intl
9h 40m
2 stops
LSE5:59 pmLa Crosse
Apr 5
LSE5:09 amLa Crosse
7h 23m
2 stops
IAD1:32 pmWashington, D.C. Dulles Intl
$449

United Airlines flights from Washington, D.C. Dulles Intl Airport to La Crosse

Our best United Airlines deals on Washington, D.C. Dulles Intl Airport to La Crosse flight tickets
United Airlines
May 16
IAD5:15 pmWashington, D.C. Dulles Intl
6h 32m
1 stop
LSE10:47 pmLa Crosse
May 19
LSE1:49 pmLa Crosse
4h 39m
1 stop
IAD7:28 pmWashington, D.C. Dulles Intl
$318
United Airlines
May 16
IAD6:00 amWashington, D.C. Dulles Intl
8h 14m
2 stops
LSE1:14 pmLa Crosse
May 19
LSE9:42 amLa Crosse
5h 16m
1 stop
IAD3:58 pmWashington, D.C. Dulles Intl
$701
United Airlines
Jul 3
IAD10:15 pmWashington, D.C. Dulles Intl
11h 53m
1 stop
LSE9:08 amLa Crosse
Jul 5
LSE6:15 amLa Crosse
4h 37m
1 stop
IAD11:52 amWashington, D.C. Dulles Intl
$948

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 April 1, 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

Wed 4/29

3:17 pm-11:54 pm

2 stops9h 37m

La Crosse

Wed 5/6

10:05 am-7:25 pm

2 stops8h 20m

$399

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Wed 7/1

1:06 pm-12:06 am

2 stops12h 00m

La Crosse

Sun 7/5

11:45 am-12:10 am

2 stops11h 25m

$629

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Sun 4/26

8:11 pm-9:35 am

2 stops14h 24m

La Crosse

Sun 5/3

5:40 am-11:59 pm

2 stops17h 19m

$634

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Thu 4/23

6:25 am-11:54 pm

2 stops18h 29m

La Crosse

Fri 4/24

5:40 am-2:51 pm

2 stops8h 11m

$666

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Tue 6/30

6:20 am-5:04 pm

2 stops11h 44m

La Crosse

Sun 7/5

6:00 am-12:10 am

2 stops17h 10m

$678

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Sun 4/26

8:11 pm-9:35 am

2 stops14h 24m

La Crosse

Sun 5/3

5:40 am-11:59 pm

2 stops17h 19m

$687

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Wed 4/15

3:17 pm-11:54 pm

2 stops9h 37m

La Crosse

Fri 4/17

10:05 am-7:25 pm

2 stops8h 20m

$715

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Wed 4/15

3:17 pm-11:54 pm

2 stops9h 37m

La Crosse

Fri 4/17

10:05 am-7:25 pm

2 stops8h 20m

$725
Quickest round-trip

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Mon 4/13

3:26 pm-11:54 pm

2 stops9h 28m

La Crosse

Fri 4/17

10:05 am-7:25 pm

2 stops8h 20m

$727

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

Thu 4/16

3:26 pm-11:54 pm

2 stops9h 28m

La Crosse

Mon 4/20

10:05 am-7:25 pm

2 stops8h 20m

$737

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to La Crosse

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to La Crosse?

American Airlines and United Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to La Crosse

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

5h 50m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to La Crosse takes 5h 50m
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 5h 50m.

  • 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.

Traveling to a place near La Crosse?

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