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Cheap flights from Boston to La Crosse from $673

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 12/30. 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
0 bags

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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
5:30 pm - 11:38 pm
BOS
-
LSE
7h 08m1 stop
American Airlines Logo
6:00 am - 12:42 pm
LSE
-
BOS
5h 42m1 stop
$673American Airlines
Tue, Dec 30 - Sat, Jan 3
American Airlines Logo
5:00 pm - 11:38 pm
BOS
-
LSE
7h 38m2 stops
American Airlines Logo
6:00 am - 12:42 pm
LSE
-
BOS
5h 42m1 stop
$679American Airlines
Tue, Dec 30 - Sat, Jan 3
American Airlines Logo
3:00 pm - 11:38 pm
BOS
-
LSE
9h 38m2 stops
American Airlines Logo
6:00 am - 4:07 pm
LSE
-
BOS
9h 07m2 stops
$684American Airlines
Tue, Dec 30 - Sat, Jan 3
American Airlines Logo
5:42 pm - 10:16 pm
BOS
-
LSE
5h 34m1 stop
American Airlines Logo
11:37 am - 5:03 pm
LSE
-
BOS
4h 26m1 stop
$832American Airlines
Tue, Jan 20 - Wed, Jan 21
American Airlines Logo
12:56 pm - 10:16 pm
BOS
-
LSE
10h 20m2 stops
American Airlines Logo
6:00 am - 12:10 pm
LSE
-
BOS
5h 10m1 stop
$838American Airlines
Tue, Jan 20 - Wed, Jan 21
American Airlines Logo
10:00 am - 4:16 pm
BOS
-
LSE
7h 16m2 stops
American Airlines Logo
6:00 am - 3:56 pm
LSE
-
BOS
8h 56m2 stops
$843American Airlines
Tue, Jan 20 - Wed, Jan 21
American Airlines Logo
5:42 pm - 10:16 pm
BOS
-
LSE
5h 34m1 stop
American Airlines Logo
5:08 pm - 11:44 pm
LSE
-
BOS
5h 36m1 stop
$884American Airlines
Wed, Jan 28 - Fri, Jan 30
American Airlines Logo
8:45 am - 4:16 pm
BOS
-
LSE
8h 31m2 stops
American Airlines Logo
5:08 pm - 11:44 pm
LSE
-
BOS
5h 36m1 stop
$890American Airlines
Wed, Jan 28 - Fri, Jan 30
American Airlines Logo
8:00 am - 4:16 pm
BOS
-
LSE
9h 16m2 stops
American Airlines Logo
6:00 am - 3:56 pm
LSE
-
BOS
8h 56m2 stops
$895American Airlines
Wed, Jan 28 - Fri, Jan 30

American Airlines flights from Boston to La Crosse

Our best American Airlines deals on Boston to La Crosse flight tickets
American Airlines
Dec 26
BOS5:30 pmBoston Logan Intl
7h 08m
1 stop
LSE11:38 pmLa Crosse
Dec 30
LSE6:00 amLa Crosse
5h 42m
1 stop
BOS12:42 pmBoston Logan Intl
$655
Find similar
American Airlines
Dec 26
BOS5:00 pmBoston Logan Intl
7h 38m
2 stops
LSE11:38 pmLa Crosse
Dec 30
LSE6:00 amLa Crosse
5h 42m
1 stop
BOS12:42 pmBoston Logan Intl
$683
Find similar
American Airlines
Dec 26
BOS5:00 pmBoston Logan Intl
7h 38m
2 stops
LSE11:38 pmLa Crosse
Dec 30
LSE6:00 amLa Crosse
5h 42m
1 stop
BOS12:42 pmBoston Logan Intl
$684
Find similar

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 December 18, 2025.
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

BostonLa Crosse

BOS - LSE

BOSLSE

Boston Logan Intl

Tue 12/30

5:30 pm-11:38 pm

1 stop7h 08m

La Crosse

Sat 1/3

6:00 am-12:42 pm

1 stop5h 42m

$673

BostonLa Crosse

BOS - LSE

BOSLSE

Boston Logan Intl

Tue 12/30

5:00 pm-11:38 pm

2 stops7h 38m

La Crosse

Sat 1/3

6:00 am-12:42 pm

1 stop5h 42m

$679

BostonLa Crosse

BOS - LSE

BOSLSE

Boston Logan Intl

Tue 12/30

3:00 pm-11:38 pm

2 stops9h 38m

La Crosse

Sat 1/3

6:00 am-4:07 pm

2 stops9h 07m

$684

BostonLa Crosse

BOS - LSE

BOSLSE

Boston Logan Intl

Tue 1/20

5:42 pm-10:16 pm

1 stop5h 34m

La Crosse

Wed 1/21

11:37 am-5:03 pm

1 stop4h 26m

$832

BostonLa Crosse

BOS - LSE

BOSLSE

Boston Logan Intl

Tue 1/20

12:56 pm-10:16 pm

2 stops10h 20m

La Crosse

Wed 1/21

6:00 am-12:10 pm

1 stop5h 10m

$838

BostonLa Crosse

BOS - LSE

BOSLSE

Boston Logan Intl

Tue 1/20

10:00 am-4:16 pm

2 stops7h 16m

La Crosse

Wed 1/21

6:00 am-3:56 pm

2 stops8h 56m

$843

BostonLa Crosse

BOS - LSE

BOSLSE

Boston Logan Intl

Wed 1/28

5:42 pm-10:16 pm

1 stop5h 34m

La Crosse

Fri 1/30

5:08 pm-11:44 pm

1 stop5h 36m

$884

BostonLa Crosse

BOS - LSE

BOSLSE

Boston Logan Intl

Wed 1/28

8:45 am-4:16 pm

2 stops8h 31m

La Crosse

Fri 1/30

5:08 pm-11:44 pm

1 stop5h 36m

$890

BostonLa Crosse

BOS - LSE

BOSLSE

Boston Logan Intl

Wed 1/28

8:00 am-4:16 pm

2 stops9h 16m

La Crosse

Fri 1/30

6:00 am-3:56 pm

2 stops8h 56m

$895

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 day to depart on your flight to La Crosse?

The cheapest day to depart from Boston to La Crosse is on a Wednesday when prices can be found for as low as $549. The most expensive day to fly to La Crosse is Friday, with ticket prices averaging around $795.

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 at noon. momondo users have found flights departing from Boston to La Crosse at noon for as low as $504. 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 $692 per ticket.

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

5h 34m

Direct flights

None
The fastest flight from Boston to La Crosse takes 5h 34m
There are no direct flights from Boston to La Crosse. There are no popular flight routes from Boston to La Crosse.
Search flight deals

  • 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 5h 34m.

  • 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 $412Free CancellationRating
7.2
11,054 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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