How many flights depart from Boston to Louisville on average per day?

The number of flights available between Boston and Louisville is 1 per day as of August 2026. The most frequent departure time is 9:00AM, with 55% of daily flights leaving at noon.

What is the cheapest airline that flies from Boston Logan Intl to Louisville Intl?

Southwest is the most popular carrier operating from Boston Logan Intl to Louisville Intl

How many flights depart from Boston to Louisville on average per week?

The number of flights available between Boston and Louisville is 8 per week as of August 2026. The most frequent departure day is Sat, with 38% of weekly flights leaving on this day.

What airlines fly to Louisville?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Louisville from Boston according to our data. American Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Louisville. Keep in mind that there are 7 different airlines that fly to Louisville on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Boston Logan Intl Airport to Louisville Intl Airport?

Prices for flights from Boston Logan Intl Airport to Louisville Intl Airport are updated daily.

How many operators does momondo search for flights from Boston Logan Intl Airport to Louisville Intl Airport?

As of August 2026, there are 5 operators available to choose from for flights from Boston Logan Intl Airport to Louisville Intl Airport.

How old do you have to be to fly from Boston Logan Intl Airport to Louisville Intl 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 Louisville Intl Airport.

What documentation or ID do you need to fly to Louisville Intl Airport?

The travel and health documents you'll need for your trip to Louisville Intl 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 Louisville Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$168 Cheap Flights from Boston to Louisville in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Louisville

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:20 am - 5:43 pmBOS Boston Logan Intl-SDF Louisville Intl

8h 23m1 stop Washington, D.C. Reagan-National

6:00 am - 2:43 pmSDF Louisville Intl-BOS Boston Logan Intl

8h 43m1 stop Washington, D.C. Reagan-National

$313American Airlines

Wed, Dec 2 - Sat, Dec 5

2:57 pm - 5:38 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 41mnonstop

6:00 am - 2:51 pmSDF Louisville Intl-BOS Boston Logan Intl

8h 51m1 stop Washington, D.C. Reagan-National

$340American Airlines

Wed, Oct 21 - Tue, Oct 27

5:15 am - 12:15 pmBOS Boston Logan Intl-SDF Louisville Intl

7h 00m1 stop Nashville Intl

3:55 pm - 9:15 pmSDF Louisville Intl-BOS Boston Logan Intl

5h 20m1 stop Baltimore/Washington

$363Southwest

Mon, Oct 5 - Tue, Oct 6

3:50 pm - 11:00 pmBOS Boston Logan Intl-SDF Louisville Intl

7h 10m1 stop Baltimore/Washington

2:05 pm - 6:35 pmSDF Louisville Intl-BOS Boston Logan Intl

4h 30m1 stop Chicago Midway

$363Southwest

Tue, Oct 6 - Wed, Oct 14

12:57 pm - 10:11 amBOS Boston Logan Intl-SDF Louisville Intl

21h 14m2 stops Atlanta Hartsfield-Jackson Raleigh-Durham

8:10 pm - 9:29 amSDF Louisville Intl-BOS Boston Logan Intl

13h 19m1 stop Fort Lauderdale

$374Multiple Airlines

Tue, Oct 20 - Fri, Oct 23

9:45 am - 12:27 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 42mnonstop

2:35 pm - 5:11 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 36mnonstop

$385Delta

Wed, Oct 21 - Sat, Oct 24

12:30 pm - 3:09 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 39mnonstop

4:52 pm - 7:38 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 46mnonstop

$385Delta

Sat, Sep 26 - Sat, Oct 3

12:30 pm - 8:00 pmBOS Boston Logan Intl-SDF Louisville Intl

7h 30m1 stop Newark

9:00 am - 2:02 pmSDF Louisville Intl-BOS Boston Logan Intl

5h 02m1 stop Chicago O'Hare Intl

$405United Airlines

Tue, Feb 23 - Sat, Feb 27

11:47 am - 8:02 amBOS Boston Logan Intl-SDF Louisville Intl

44h 15m2 stops Orlando Charleston

7:42 pm - 12:09 pmSDF Louisville Intl-BOS Boston Logan Intl

16h 27m1 stop Sarasota Bradenton Intl

$422Multiple Airlines

Sat, Oct 24 - Sun, Nov 1

7:55 am - 1:15 pmBOS Boston Logan Intl-SDF Louisville Intl

5h 20m1 stop Chicago O'Hare Intl

5:15 am - 11:01 amSDF Louisville Intl-BOS Boston Logan Intl

5h 46m1 stop Chicago O'Hare Intl

$444United Airlines

Sat, Oct 3 - Mon, Oct 5

Cheap last minute flights

Enter your travel dates to find the best prices.

5:00 am - 12:05 pmBOS Boston Logan Intl-SDF Louisville Intl

7h 05m1 stop Nashville Intl

3:50 pm - 9:45 pmSDF Louisville Intl-BOS Boston Logan Intl

5h 55m1 stop Baltimore/Washington

$405Southwest

Sat, Sep 5 - Sat, Sep 5

5:00 am - 12:05 pmBOS Boston Logan Intl-SDF Louisville Intl

7h 05m1 stop Nashville Intl

1:15 pm - 9:45 pmSDF Louisville Intl-BOS Boston Logan Intl

8h 30m2 stops Orlando Baltimore/Washington

$410Southwest

Sat, Sep 5 - Sat, Sep 5

3:49 pm - 6:29 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 40mnonstop

5:10 pm - 7:41 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 31mnonstop

$436American Airlines

Sat, Sep 5 - Tue, Sep 8

12:55 pm - 3:40 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 45mnonstop

3:55 pm - 6:36 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 41mnonstop

$436Delta

Sat, Sep 5 - Sat, Sep 12

1:01 pm - 6:35 pmBOS Boston Logan Intl-SDF Louisville Intl

5h 34m1 stop Chicago O'Hare Intl

5:10 pm - 7:41 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 31mnonstop

$446American Airlines

Sat, Sep 5 - Tue, Sep 8

8:55 am - 2:18 pmBOS Boston Logan Intl-SDF Louisville Intl

5h 23m1 stop Atlanta Hartsfield-Jackson

3:55 pm - 6:36 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 41mnonstop

$446Delta

Sat, Sep 5 - Sat, Sep 12

6:00 pm - 10:59 pmBOS Boston Logan Intl-SDF Louisville Intl

4h 59m1 stop Newark

10:05 am - 4:48 pmSDF Louisville Intl-BOS Boston Logan Intl

6h 43m2 stops Washington, D.C. Dulles Intl Newark

$531United Airlines

Sat, Sep 5 - Tue, Sep 8

7:30 am - 2:37 pmBOS Boston Logan Intl-SDF Louisville Intl

7h 07m2 stops Newark Washington, D.C. Dulles Intl

1:56 pm - 7:19 pmSDF Louisville Intl-BOS Boston Logan Intl

5h 23m1 stop Washington, D.C. Dulles Intl

$538United Airlines

Sat, Sep 5 - Tue, Sep 8

12:45 pm - 8:55 amBOS Boston Logan Intl-SDF Louisville Intl

20h 10m2 stops Raleigh-Durham Fort Lauderdale

8:46 pm - 11:50 amSDF Louisville Intl-BOS Boston Logan Intl

15h 04m1 stop Raleigh-Durham

$568Multiple Airlines

Thu, Sep 3 - Sat, Sep 5

12:45 pm - 8:55 amBOS Boston Logan Intl-SDF Louisville Intl

20h 10m2 stops Raleigh-Durham Fort Lauderdale

8:46 pm - 11:50 amSDF Louisville Intl-BOS Boston Logan Intl

15h 04m1 stop Raleigh-Durham

$570Multiple Airlines

Thu, Sep 3 - Sat, Sep 5

Cheap direct flights

Enter your travel dates to find the best prices.

2:57 pm - 5:38 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 41mnonstop

6:08 pm - 8:32 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 24mnonstop

$385American Airlines

Tue, Oct 6 - Wed, Oct 14

2:57 pm - 5:38 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 41mnonstop

2:30 pm - 4:55 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 25mnonstop

$385American Airlines

Wed, Oct 21 - Sat, Oct 24

9:45 am - 12:27 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 42mnonstop

2:35 pm - 5:11 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 36mnonstop

$385Delta

Wed, Oct 21 - Sat, Oct 24

12:30 pm - 3:09 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 39mnonstop

4:52 pm - 7:38 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 46mnonstop

$385Delta

Sat, Sep 26 - Sat, Oct 3

1:17 pm - 3:58 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 41mnonstop

5:00 pm - 7:30 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 30mnonstop

$385American Airlines

Wed, Feb 24 - Tue, Mar 2

2:57 pm - 5:38 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 41mnonstop

6:08 pm - 8:32 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 24mnonstop

$385American Airlines

Wed, Oct 21 - Tue, Oct 27

1:17 pm - 3:58 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 41mnonstop

5:00 pm - 7:30 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 30mnonstop

$385American Airlines

Tue, Feb 23 - Sat, Feb 27

9:55 am - 12:49 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 54mnonstop

1:45 pm - 4:06 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 21mnonstop

$385Delta

Wed, Dec 2 - Sat, Dec 5

9:25 am - 11:59 amBOS Boston Logan Intl-SDF Louisville Intl

2h 34mnonstop

3:55 pm - 6:36 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 41mnonstop

$385Delta

Thu, Sep 10 - Sat, Sep 12

1:27 pm - 4:05 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 38mnonstop

2:35 pm - 5:11 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 36mnonstop

$385Delta

Sat, Oct 3 - Sat, Oct 10

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Delta flights from Boston to Louisville

Our best Delta deals on Boston to Louisville flight tickets

Delta

Oct 21

BOS9:45 amBoston Logan Intl

2h 42m

SDF12:27 pmLouisville Intl

Oct 24

SDF2:35 pmLouisville Intl

2h 36m

BOS5:11 pmBoston Logan Intl

$385

Delta

Oct 3

BOS1:27 pmBoston Logan Intl

2h 38m

SDF4:05 pmLouisville Intl

Oct 7

SDF5:38 pmLouisville Intl

6h 21m

1 stop

BOS11:59 pmBoston Logan Intl

$395

Delta

Oct 3

BOS5:30 amBoston Logan Intl

4h 49m

1 stop

SDF10:19 amLouisville Intl

Oct 7

SDF5:38 pmLouisville Intl

6h 21m

1 stop

BOS11:59 pmBoston Logan Intl

$405

Southwest flights from Boston to Louisville

Our best Southwest deals on Boston to Louisville flight tickets

Southwest

Oct 1

BOS7:50 pmBoston Logan Intl

4h 20m

1 stop

SDF12:10 amLouisville Intl

Oct 3

SDF4:35 pmLouisville Intl

5h 00m

1 stop

BOS9:35 pmBoston Logan Intl

$363

Southwest

Oct 13

BOS6:30 pmBoston Logan Intl

4h 35m

1 stop

SDF11:05 pmLouisville Intl

Oct 17

SDF5:35 amLouisville Intl

8h 25m

2 stops

BOS2:00 pmBoston Logan Intl

$368

Southwest

Oct 6

BOS11:45 amBoston Logan Intl

8h 25m

2 stops

SDF8:10 pmLouisville Intl

Oct 14

SDF12:50 pmLouisville Intl

8h 25m

2 stops

BOS9:15 pmBoston Logan Intl

$373

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Wed 12/2

9:20 am-5:43 pm

1 stop8h 23m

Louisville Intl

Sat 12/5

6:00 am-2:43 pm

1 stop8h 43m

$313

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Wed 10/21

2:57 pm-5:38 pm

Nonstop2h 41m

Louisville Intl

Tue 10/27

6:00 am-2:51 pm

1 stop8h 51m

$340

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Mon 10/5

5:15 am-12:15 pm

1 stop7h 00m

Louisville Intl

Tue 10/6

3:55 pm-9:15 pm

1 stop5h 20m

$363

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Tue 10/6

3:50 pm-11:00 pm

1 stop7h 10m

Louisville Intl

Wed 10/14

2:05 pm-6:35 pm

1 stop4h 30m

$363

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Tue 10/20

12:57 pm-10:11 am

2 stops21h 14m

Louisville Intl

Fri 10/23

8:10 pm-9:29 am

1 stop13h 19m

$374

Quickest round-trip

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Wed 10/21

9:45 am-12:27 pm

Nonstop2h 42m

Louisville Intl

Sat 10/24

2:35 pm-5:11 pm

Nonstop2h 36m

$385

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Sat 9/26

12:30 pm-3:09 pm

Nonstop2h 39m

Louisville Intl

Sat 10/3

4:52 pm-7:38 pm

Nonstop2h 46m

$385

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Tue 2/23

12:30 pm-8:00 pm

1 stop7h 30m

Louisville Intl

Sat 2/27

9:00 am-2:02 pm

1 stop5h 02m

$405

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Sat 10/24

11:47 am-8:02 am

2 stops44h 15m

Louisville Intl

Sun 11/1

7:42 pm-12:09 pm

1 stop16h 27m

$422

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Sat 10/3

7:55 am-1:15 pm

1 stop5h 20m

Louisville Intl

Mon 10/5

5:15 am-11:01 am

1 stop5h 46m

$444

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston to Louisville

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

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Boston and Louisville?

Prices are currently low for flights on this route.

Typical prices usually range from $358 to $577.
The lowest price recently found on this route was $340.

What is the cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of December, then departing from Boston during the month February is also very affordable. Most momondo users find prices during this month for around $397.

What is the cheapest day to depart on your flight to Louisville?

On average, the least expensive day to fly to Louisville from Boston is on a Saturday. momondo users have found tickets for Saturday departures for as low as $419. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Boston to Louisville on a Monday will generally be more expensive and average around $537. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest Boston to Louisville flights are usually those with departure times in the afternoon. Our users have found flights to Louisville in the afternoon for as low as $355. At noon is when there is more demand to fly to Louisville, so prices are often more expensive at around $471 per ticket.

What is the cheapest Boston Logan Intl to Louisville Intl flight route?

Fly from Boston Logan Intl to Louisville Intl for the best Boston Logan Intl - Louisville Intl flight prices

How far in advance should I book a flight from Boston to Louisville?

You are more likely to see cheaper flights to Louisville from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around $458 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisville from Boston for as low as $375 on momondo.

What cabin class options are available on Boston to Louisville flights?

There are 4 cabin classes available to choose from on Boston to Louisville flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Boston to Louisville flight prices changed over time?

As of August 2026, prices for Boston to Louisville flights are approximately 21% more expensive when compared to flights at the same time last year.

When to book flights from Boston to Louisville

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Louisville according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Boston to Louisville (BOS to SDF) flight deals and tips

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

Best Price Found	$168
Fastest flight time	2h 34m
Direct flights	Every day
Airports in Louisville	1 airport

The best one-way flight to Louisville from Boston in the past 72 hours is $168. The best round-trip flight deal from Boston to Louisville found on momondo in the last 72 hours is $313.

The fastest flight from Boston to Louisville takes 2h 34m

Direct flights go from Boston to Louisville every day.

There is 1 airport in Louisville. From Boston there are direct flights to Louisville Intl (SDF).

Search flight deals

Frequently asked questions about flying from Boston to Louisville

How far is Boston Logan Intl to Louisville Intl by plane?
The straight-line distance from Boston Logan Intl to Louisville Intl is 822.9 mi. 2h 34m is a normal flight duration for this route.
When did momondo last update prices for flights from Boston Logan Intl Airport to Louisville Intl Airport?
Prices for flights from Boston Logan Intl Airport to Louisville Intl Airport are updated daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to Louisville Intl Airport?
As of August 2026, there are 5 operators available to choose from for flights from Boston Logan Intl Airport to Louisville Intl Airport.
How old do you have to be to fly from Boston Logan Intl Airport to Louisville Intl 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 Louisville Intl Airport.
What documentation or ID do you need to fly to Louisville Intl Airport?
The travel and health documents you'll need for your trip to Louisville Intl 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 Louisville Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Boston to Louisville?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Boston to Louisville is Embraer 175 (92.05% of total bookings). The next most popular plane models are Airbus A220-300 (1.53%), Boeing 737 MAX 8 (0.92%), and Embraer 170 (0.92%).
What is the most popular airline from Boston to Louisville?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Boston to Louisville is American Airlines (53% of total bookings). The next most popular airlines are Delta (39%), Southwest (5%), and United Airlines (2%).

Best airlines flying from Boston to Louisville

Compare and see reviews for airlines that fly from Boston to Louisville with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $268	Free Cancellation	Rating 7.1 3,034 reviews	Search JetBlue flights
Delta	PriceFrom $304	Free Cancellation	Rating 7.8 8,537 reviews	Search Delta flights
American Airlines	PriceFrom $313	Free Cancellation	Rating 7.1 12,021 reviews	Search American Airlines flights
Southwest	PriceFrom $342	Free Cancellation	Rating 8.0 4,199 reviews	Search Southwest flights
United Airlines	PriceFrom $376	Free Cancellation	Rating 7.4 10,148 reviews	Search United Airlines flights

Delta Flights From Boston to Louisville
Across 4 Delta flights from Boston to Louisville this week, the average price was $471, with the best Delta deals starting from $304 round-trip. 8,536 users have rated Delta on momondo, with an average score of 7.8/10.
American Airlines Flights From Boston to Louisville
American Airlines (7.1/10 from 12,027 reviews) operates around 3 flights from Boston to Louisville in any given week. The average American Airlines airfare for this route is around $453, with deals from around $313 rare but found on momondo. Referenced prices are for round-trip Boston to Louisville flight searches in the last 72 hours.

French Lick

Elizabethtown

Jeffersonville

West Baden Springs

New Albany

Bardstown

Shepherdsville

Elizabeth

Charlestown

Brandenburg

Corydon

Georgetown

Springfield

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Louisville?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Louisville for you.

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

Yes. momondo allows you to filter the results for Boston to Louisville flights to just show those with flexible booking policies.

How can momondo help me find flights from Boston to Louisville?

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 Louisville from Boston.

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

If you are not ready to book a flight from Boston to Louisville now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Louisville and let you know when they change.

An easier way to manage your Louisville trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Airports servicing Kentucky

Lexington Blue Grass Airport

Owensboro Daviess County Airport

Paducah Barkley Regional Airport

Cheap flights from Boston to Louisville from $168

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Louisville departing on 11/21. 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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Delta flights from Boston to Louisville

Our best Delta deals on Boston to Louisville flight tickets

Southwest flights from Boston to Louisville

Our best Southwest deals on Boston to Louisville flight tickets

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How to get the cheapest flight ticket from Boston to Louisville

What is the typical price of a round-trip flight between Boston and Louisville?

What is the cheapest month to fly to Louisville?

What is the cheapest day to depart on your flight to Louisville?

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

What is the cheapest Boston Logan Intl to Louisville Intl flight route?

How far in advance should I book a flight from Boston to Louisville?

What cabin class options are available on Boston to Louisville flights?

How have Boston to Louisville flight prices changed over time?

What is the cheapest airline that flies from Boston Logan Intl to Louisville Intl?

What airlines fly to Louisville?

How many flights depart from Boston to Louisville on average per day?

How many flights depart from Boston to Louisville on average per week?

When to book flights from Boston to Louisville

Cheap Boston to Louisville (BOS to SDF) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Louisville

Frequently asked questions about flying from Boston to Louisville

Best airlines flying from Boston to Louisville

Compare and see reviews for airlines that fly from Boston to Louisville with momondo

Traveling to a place near Louisville?

Why use momondo?

An easier way to manage your Louisville trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Kentucky

Fly your favorite airline to Louisville

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Louisville

List of cabin classes available on flights landing in Louisville. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Boston

According to popular flight searches on momondo this year

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According to popular flight searches on momondo this year