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Cheap flights from Washington, D.C. Dulles Intl Airport to La Crosse from $449

This is the cheapest round-trip 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 10/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to La Crosse

Cheap round-trip flights

American Airlines Logo
2:18 pm - 11:26 pmIAD-LSE
10h 08m2 stops
American Airlines Logo
10:54 am - 7:45 pmLSE-IAD
7h 51m2 stops
$449American Airlines
Find Deal
mar., oct. 21 - sáb., oct. 25
American Airlines Logo
5:00 am - 2:21 pmIAD-LSE
10h 21m2 stops
American Airlines Logo
2:48 pm - 11:55 pmLSE-IAD
8h 07m2 stops
$515American Airlines
Find Deal
jue., dic. 4 - lun., dic. 8
American Airlines Logo
5:00 am - 2:21 pmIAD-LSE
10h 21m2 stops
American Airlines Logo
2:48 pm - 11:55 pmLSE-IAD
8h 07m2 stops
$519American Airlines
Find Deal
mié., dic. 10 - sáb., dic. 13
American Airlines Logo
11:18 am - 5:51 pmIAD-LSE
7h 33m2 stops
American Airlines Logo
6:39 pm - 10:07 amLSE-IAD
14h 28m2 stops
$553American Airlines
Find Deal
vie., sep. 26 - lun., sep. 29
American Airlines Logo
8:12 pm - 9:39 amIAD-LSE
14h 27m2 stops
American Airlines Logo
6:39 pm - 12:18 pmLSE-IAD
16h 39m2 stops
$636American Airlines
Find Deal
jue., sep. 18 - dom., sep. 21
American Airlines Logo
2:18 pm - 11:26 pmIAD-LSE
10h 08m3 stops
American Airlines Logo
10:54 am - 7:45 pmLSE-IAD
7h 51m2 stops
$700American Airlines
Find Deal
mar., oct. 21 - sáb., oct. 25
American Airlines Logo
6:34 am - 11:19 pmIAD-LSE
17h 45m2 stops
American Airlines Logo
6:32 pm - 9:53 amLSE-IAD
14h 21m2 stops
$710American Airlines
Find Deal
jue., ago. 28 - lun., sep. 1
American Airlines Logo
6:34 am - 11:19 pmIAD-LSE
17h 45m2 stops
American Airlines Logo
6:00 am - 7:42 pmLSE-IAD
12h 42m2 stops
$741American Airlines
Find Deal
vie., ago. 29 - dom., ago. 31
American Airlines Logo
7:21 pm - 9:39 amIAD-LSE
15h 18m2 stops
American Airlines Logo
6:00 am - 6:51 pmLSE-IAD
11h 51m3 stops
$754American Airlines
Find Deal
vie., sep. 26 - lun., sep. 29
American Airlines Logo
8:09 am - 5:45 pmIAD-LSE
10h 36m3 stops
American Airlines Logo
10:54 am - 7:45 pmLSE-IAD
7h 51m2 stops
$779American Airlines
Find Deal
mar., oct. 21 - sáb., oct. 25

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
Oct 21
IAD2:18 pmWashington, D.C. Dulles Intl
10h 08m
2 stops
LSE11:26 pmLa Crosse
Oct 25
LSE10:54 amLa Crosse
7h 51m
2 stops
IAD7:45 pmWashington, D.C. Dulles Intl
$449
Find similar
American Airlines
Dec 4
IAD5:00 amWashington, D.C. Dulles Intl
10h 21m
2 stops
LSE2:21 pmLa Crosse
Dec 8
LSE2:48 pmLa Crosse
8h 07m
2 stops
IAD11:55 pmWashington, D.C. Dulles Intl
$515
Find similar
American Airlines
Dec 10
IAD5:00 amWashington, D.C. Dulles Intl
10h 21m
2 stops
LSE2:21 pmLa Crosse
Dec 13
LSE2:48 pmLa Crosse
8h 07m
2 stops
IAD11:55 pmWashington, D.C. Dulles Intl
$519
Find similar

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 agosto 7, 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

Fly to

Route

Depart

Return

Price

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

mar. 10/21

2:18 pm-11:26 pm

2 stops10h 08m

La Crosse

sáb. 10/25

10:54 am-7:45 pm

2 stops7h 51m

$449

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

jue. 12/4

5:00 am-2:21 pm

2 stops10h 21m

La Crosse

lun. 12/8

2:48 pm-11:55 pm

2 stops8h 07m

$515

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

mié. 12/10

5:00 am-2:21 pm

2 stops10h 21m

La Crosse

sáb. 12/13

2:48 pm-11:55 pm

2 stops8h 07m

$519

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

vie. 9/26

11:18 am-5:51 pm

2 stops7h 33m

La Crosse

lun. 9/29

6:39 pm-10:07 am

2 stops14h 28m

$553

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

jue. 9/18

8:12 pm-9:39 am

2 stops14h 27m

La Crosse

dom. 9/21

6:39 pm-12:18 pm

2 stops16h 39m

$636

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

mar. 10/21

2:18 pm-11:26 pm

3 stops10h 08m

La Crosse

sáb. 10/25

10:54 am-7:45 pm

2 stops7h 51m

$700

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

jue. 8/28

6:34 am-11:19 pm

2 stops17h 45m

La Crosse

lun. 9/1

6:32 pm-9:53 am

2 stops14h 21m

$710

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

vie. 8/29

6:34 am-11:19 pm

2 stops17h 45m

La Crosse

dom. 8/31

6:00 am-7:42 pm

2 stops12h 42m

$741

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

vie. 9/26

7:21 pm-9:39 am

2 stops15h 18m

La Crosse

lun. 9/29

6:00 am-6:51 pm

3 stops11h 51m

$754

Washington, D.C.La Crosse

IAD - LSE

IADLSE

Washington, D.C. Dulles Intl

mar. 10/21

8:09 am-5:45 pm

3 stops10h 36m

La Crosse

sáb. 10/25

10:54 am-7:45 pm

2 stops7h 51m

$779

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to La Crosse from

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 day to depart on your flight to La Crosse?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to La Crosse is on a Wednesday when prices can be found for as low as $570. The most expensive day to fly to La Crosse is Sunday, with ticket prices averaging around $634.

What is the cheapest time of day to depart on your flight to La Crosse?

According to our data, the cheapest time of day to fly to La Crosse is in the morning. momondo users have found flights departing from Washington, D.C. Dulles Intl Airport to La Crosse in the morning for as low as $570. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to La Crosse, so prices are often more expensive at around $615 per ticket.

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

Best Price Found

$449

Fastest flight time

6h 59m

Direct flights

None

Airports in La Crosse

1 airport
The best flight deal from Washington, D.C. Dulles Intl Airport to La Crosse found on momondo in the last 72 hours is $449
The fastest flight from Washington, D.C. Dulles Intl Airport to La Crosse takes 6h 59m
There are no direct flights from Washington, D.C. Dulles Intl Airport to La Crosse. Popular non-direct route for this connection is Washington, D.C. Dulles Intl Airport - La Crosse Airport.
There is 1 airport near La Crosse: La Crosse (LSE)
Search flight deals

  • 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 6h 59m.

  • 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
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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