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Cheap flights from Boston to La Crosse from $414

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to La Crosse departing on 9/11. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to La Crosse

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:00 am - 4:52 pmBOS  Boston Logan Intl-LSE La Crosse
10h 52m1 stop Chicago O'Hare Intl
American Airlines Logo
5:22 pm - 10:29 amLSE  La Crosse-BOS Boston Logan Intl
16h 07m1 stop Chicago O'Hare Intl
$414American Airlines
Fri, Sep 11 - Mon, Sep 14
American Airlines Logo
1:33 pm - 11:59 pmBOS  Boston Logan Intl-LSE La Crosse
11h 26m1 stop Chicago O'Hare Intl
American Airlines Logo
6:55 pm - 9:37 amLSE  La Crosse-BOS Boston Logan Intl
13h 42m1 stop Chicago O'Hare Intl
$429American Airlines
Fri, Oct 23 - Sun, Oct 25
American Airlines Logo
8:23 am - 11:59 pmBOS  Boston Logan Intl-LSE La Crosse
16h 36m1 stop Chicago O'Hare Intl
American Airlines Logo
6:55 pm - 9:37 amLSE  La Crosse-BOS Boston Logan Intl
13h 42m1 stop Chicago O'Hare Intl
$429American Airlines
Fri, Oct 23 - Sun, Oct 25
American Airlines Logo
7:00 am - 11:22 amBOS  Boston Logan Intl-LSE La Crosse
5h 22m1 stop Chicago O'Hare Intl
American Airlines Logo
12:02 pm - 9:00 pmLSE  La Crosse-BOS Boston Logan Intl
7h 58m1 stop Chicago O'Hare Intl
$430American Airlines
Fri, Sep 11 - Mon, Sep 14
American Airlines Logo
5:35 pm - 12:20 amBOS  Boston Logan Intl-LSE La Crosse
7h 45m2 stops Washington, D.C. Reagan-National Chicago O'Hare Intl
American Airlines Logo
5:22 pm - 11:54 pmLSE  La Crosse-BOS Boston Logan Intl
5h 32m1 stop Chicago O'Hare Intl
$436American Airlines
Fri, Sep 11 - Mon, Sep 14
American Airlines Logo
8:10 am - 4:52 pmBOS  Boston Logan Intl-LSE La Crosse
9h 42m2 stops Philadelphia Chicago O'Hare Intl
American Airlines Logo
12:02 pm - 9:00 pmLSE  La Crosse-BOS Boston Logan Intl
7h 58m1 stop Chicago O'Hare Intl
$436American Airlines
Fri, Sep 11 - Mon, Sep 14
American Airlines Logo
7:10 am - 4:50 pmBOS  Boston Logan Intl-LSE La Crosse
10h 40m1 stop Chicago O'Hare Intl
American Airlines Logo
6:02 am - 6:40 pmLSE  La Crosse-BOS Boston Logan Intl
11h 38m1 stop Chicago O'Hare Intl
$436American Airlines
Fri, Sep 4 - Sun, Sep 6
American Airlines Logo
7:17 pm - 12:22 amBOS  Boston Logan Intl-LSE La Crosse
6h 05m1 stop Chicago O'Hare Intl
American Airlines Logo
12:24 pm - 6:41 pmLSE  La Crosse-BOS Boston Logan Intl
5h 17m1 stop Chicago O'Hare Intl
$446American Airlines
Wed, Aug 26 - Sat, Aug 29
American Airlines Logo
7:17 pm - 12:22 amBOS  Boston Logan Intl-LSE La Crosse
6h 05m1 stop Chicago O'Hare Intl
American Airlines Logo
12:24 pm - 6:41 pmLSE  La Crosse-BOS Boston Logan Intl
5h 17m1 stop Chicago O'Hare Intl
$446American Airlines
Tue, Aug 25 - Sat, Aug 29
American Airlines Logo
5:45 pm - 12:22 amBOS  Boston Logan Intl-LSE La Crosse
7h 37m1 stop Chicago O'Hare Intl
American Airlines Logo
12:24 pm - 10:50 pmLSE  La Crosse-BOS Boston Logan Intl
9h 26m2 stops Chicago O'Hare Intl Philadelphia
$452American Airlines
Wed, Aug 26 - Sat, Aug 29

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American Airlines flights from Boston to La Crosse

Our best American Airlines deals on Boston to La Crosse flight tickets
American Airlines
Sep 11
BOS7:00 amBoston Logan Intl
10h 52m
1 stop
LSE4:52 pmLa Crosse
Sep 14
LSE5:22 pmLa Crosse
16h 07m
1 stop
BOS10:29 amBoston Logan Intl
$414
American Airlines
Oct 23
BOS1:33 pmBoston Logan Intl
11h 26m
1 stop
LSE11:59 pmLa Crosse
Oct 25
LSE6:55 pmLa Crosse
13h 42m
1 stop
BOS9:37 amBoston Logan Intl
$429
American Airlines
Sep 11
BOS7:00 amBoston Logan Intl
5h 22m
1 stop
LSE11:22 amLa Crosse
Sep 14
LSE12:02 pmLa Crosse
7h 58m
1 stop
BOS9:00 pmBoston Logan Intl
$430

momondo Fare Finder

 
Customize your flight search to find flights from Boston 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 August 13, 2026.
Use the filters below to find and compare flights from Boston to La Crosse that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonLa Crosse

BOS Boston Logan Intl - LSE La Crosse

BOSLSE

Boston Logan Intl

Fri 9/11

7:00 am-4:52 pm

1 stop10h 52m

La Crosse

Mon 9/14

5:22 pm-10:29 am

1 stop16h 07m

$414

BostonLa Crosse

BOS Boston Logan Intl - LSE La Crosse

BOSLSE

Boston Logan Intl

Fri 10/23

1:33 pm-11:59 pm

1 stop11h 26m

La Crosse

Sun 10/25

6:55 pm-9:37 am

1 stop13h 42m

$429

BostonLa Crosse

BOS Boston Logan Intl - LSE La Crosse

BOSLSE

Boston Logan Intl

Fri 10/23

8:23 am-11:59 pm

1 stop16h 36m

La Crosse

Sun 10/25

6:55 pm-9:37 am

1 stop13h 42m

$429

BostonLa Crosse

BOS Boston Logan Intl - LSE La Crosse

BOSLSE

Boston Logan Intl

Fri 9/11

7:00 am-11:22 am

1 stop5h 22m

La Crosse

Mon 9/14

12:02 pm-9:00 pm

1 stop7h 58m

$430

BostonLa Crosse

BOS Boston Logan Intl - LSE La Crosse

BOSLSE

Boston Logan Intl

Fri 9/11

5:35 pm-12:20 am

2 stops7h 45m

La Crosse

Mon 9/14

5:22 pm-11:54 pm

1 stop5h 32m

$436

BostonLa Crosse

BOS Boston Logan Intl - LSE La Crosse

BOSLSE

Boston Logan Intl

Fri 9/11

8:10 am-4:52 pm

2 stops9h 42m

La Crosse

Mon 9/14

12:02 pm-9:00 pm

1 stop7h 58m

$436

BostonLa Crosse

BOS Boston Logan Intl - LSE La Crosse

BOSLSE

Boston Logan Intl

Fri 9/4

7:10 am-4:50 pm

1 stop10h 40m

La Crosse

Sun 9/6

6:02 am-6:40 pm

1 stop11h 38m

$436
Quickest round-trip

BostonLa Crosse

BOS Boston Logan Intl - LSE La Crosse

BOSLSE

Boston Logan Intl

Wed 8/26

7:17 pm-12:22 am

1 stop6h 05m

La Crosse

Sat 8/29

12:24 pm-6:41 pm

1 stop5h 17m

$446

BostonLa Crosse

BOS Boston Logan Intl - LSE La Crosse

BOSLSE

Boston Logan Intl

Tue 8/25

7:17 pm-12:22 am

1 stop6h 05m

La Crosse

Sat 8/29

12:24 pm-6:41 pm

1 stop5h 17m

$446

BostonLa Crosse

BOS Boston Logan Intl - LSE La Crosse

BOSLSE

Boston Logan Intl

Wed 8/26

5:45 pm-12:22 am

1 stop7h 37m

La Crosse

Sat 8/29

12:24 pm-10:50 pm

2 stops9h 26m

$452

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 Boston 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 month to fly to La Crosse?

The cheapest month to fly to La Crosse from Boston is in December. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you’re not able to fly to La Crosse in December, then February is your next best option. Flight prices from Boston to La Crosse during February average around $0.

When to book flights from Boston to La Crosse

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to La Crosse according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to La Crosse (BOS to LSE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to La Crosse

Fastest flight time

6h 05m

Direct flights

None
The fastest flight from Boston to La Crosse takes 6h 05m
There are no direct flights from Boston to La Crosse. There are no popular flight routes from Boston to La Crosse.
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Frequently asked questions about flying from Boston to La Crosse

  • How far is Boston Logan Intl to La Crosse by plane?

    La Crosse is 1020.0 mi away from Boston Logan Intl. By plane, this route typically takes 6h 05m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to La Crosse Airport?

    Prices for flights from Boston Logan Intl Airport to La Crosse Airport were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to La Crosse Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to La Crosse Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to La Crosse Airport.

  • What documentation or ID do you need to fly to La Crosse Airport?

    The travel and health documents you'll need for your trip to La Crosse Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at La Crosse Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Boston to La Crosse?

Best airlines flying from Boston to La Crosse

Compare and see reviews for airlines that fly from Boston to La Crosse with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $404Free CancellationRating
7.1
11,923 reviews
Search American Airlines flights

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 Boston 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 Boston.

Can I find flights from Boston to La Crosse with flexible booking policies on momondo?

Flights from Boston to La Crosse with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston 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 Boston.

I’m not ready to book a flight from Boston to La Crosse right now. Can momondo alert me if prices change?

Price alerts on flights to La Crosse from Boston 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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