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 51% 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.

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

The number of flights available between Boston and Louisville is 4 per week as of October 2026. The most frequent departure day is Thu, with 50% of weekly flights leaving on this day.

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

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 October 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.

$156 Cheap Flights from Boston to Louisville in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Louisville

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:48 am - 4:01 pmBOS Boston Logan Intl-SDF Louisville Intl

9h 13m1 stop Chicago O'Hare Intl

5:20 pm - 7:38 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 18mnonstop

$454American Airlines

Thu, Nov 26 - Tue, Dec 1

10:25 pm - 10:00 amBOS Boston Logan Intl-SDF Louisville Intl

11h 35m1 stop Chicago Midway

5:40 am - 11:55 amSDF Louisville Intl-BOS Boston Logan Intl

6h 15m1 stop Baltimore/Washington

$455Southwest

Tue, Dec 22 - Sun, Dec 27

10:25 pm - 10:30 amBOS Boston Logan Intl-SDF Louisville Intl

12h 05m1 stop Chicago Midway

7:15 pm - 12:40 amSDF Louisville Intl-BOS Boston Logan Intl

5h 25m1 stop Nashville Intl

$455Southwest

Wed, Dec 23 - Sun, Dec 27

12:39 pm - 8:29 pmBOS Boston Logan Intl-SDF Louisville Intl

31h 50m2 stops Atlanta Hartsfield-Jackson Tampa

6:17 pm - 10:11 amSDF Louisville Intl-BOS Boston Logan Intl

15h 54m1 stop Orlando Sanford Intl

$458Multiple Airlines

Wed, Nov 18 - Sun, Nov 22

9:22 am - 5:50 pmBOS Boston Logan Intl-SDF Louisville Intl

8h 28m1 stop Washington, D.C. Reagan-National

5:20 pm - 7:38 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 18mnonstop

$460American Airlines

Thu, Nov 19 - Sat, Nov 21

9:30 am - 12:18 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 48mnonstop

1:00 pm - 3:30 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 30mnonstop

$464Delta

Wed, Mar 17 - Mon, Mar 22

5:15 pm - 8:10 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 55mnonstop

8:04 am - 10:30 amSDF Louisville Intl-BOS Boston Logan Intl

2h 26mnonstop

$464Delta

Mon, Dec 21 - Tue, Dec 22

8:36 am - 3:26 pmBOS Boston Logan Intl-SDF Louisville Intl

30h 50m2 stops Atlanta Hartsfield-Jackson Raleigh-Durham

5:53 pm - 11:11 amSDF Louisville Intl-BOS Boston Logan Intl

17h 18m1 stop Sarasota Bradenton Intl

$469Multiple Airlines

Fri, Nov 20 - Thu, Dec 3

7:31 am - 1:35 pmBOS Boston Logan Intl-SDF Louisville Intl

6h 04m1 stop Chicago O'Hare Intl

5:10 am - 10:19 amSDF Louisville Intl-BOS Boston Logan Intl

5h 09m1 stop Chicago O'Hare Intl

$483United Airlines

Tue, Nov 24 - Sat, Nov 28

5:30 am - 2:47 pmBOS Boston Logan Intl-SDF Louisville Intl

9h 17m1 stop Washington, D.C. Dulles Intl

9:55 am - 11:59 pmSDF Louisville Intl-BOS Boston Logan Intl

14h 04m1 stop Washington, D.C. Dulles Intl

$489United Airlines

Sat, Nov 21 - Thu, Dec 3

Cheap last minute flights

Enter your travel dates to find the best prices.

2:00 pm - 4:49 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 49mnonstop

10:01 am - 6:46 pmSDF Louisville Intl-BOS Boston Logan Intl

8h 45m1 stop Chicago O'Hare Intl

$524American Airlines

Tue, Nov 3 - Mon, Nov 23

5:30 am - 2:20 pmBOS Boston Logan Intl-SDF Louisville Intl

8h 50m2 stops Baltimore/Washington Orlando

11:50 am - 7:55 pmSDF Louisville Intl-BOS Boston Logan Intl

8h 05m2 stops Orlando Baltimore/Washington

$563Southwest

Tue, Nov 3 - Mon, Nov 23

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

2h 42mnonstop

1:30 pm - 4:01 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 31mnonstop

$573Delta

Tue, Nov 3 - Mon, Nov 23

9:02 am - 9:28 amBOS Boston Logan Intl-SDF Louisville Intl

24h 26m2 stops Knoxville McGhee Tyson Punta Gorda

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

16h 27m1 stop Sarasota Bradenton Intl

$575Allegiant Air

Sat, Oct 31 - Sun, Nov 1

4:15 pm - 10:47 pmBOS Boston Logan Intl-SDF Louisville Intl

6h 32m1 stop Atlanta Hartsfield-Jackson

3:37 pm - 6:14 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 37mnonstop

$583Delta

Sat, Oct 31 - Sun, Nov 1

5:57 pm - 11:30 pmBOS Boston Logan Intl-SDF Louisville Intl

5h 33m1 stop Newark

5:10 am - 10:19 amSDF Louisville Intl-BOS Boston Logan Intl

5h 09m1 stop Chicago O'Hare Intl

$588United Airlines

Sat, Oct 31 - Sun, Nov 1

11:18 am - 2:00 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 42mnonstop

5:20 pm - 7:57 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 37mnonstop

$592American Airlines

Sat, Oct 31 - Sun, Nov 1

12:00 pm - 7:30 pmBOS Boston Logan Intl-SDF Louisville Intl

7h 30m2 stops Newark Washington, D.C. Dulles Intl

11:17 am - 3:50 pmSDF Louisville Intl-BOS Boston Logan Intl

4h 33m1 stop Newark

$598United Airlines

Sat, Oct 31 - Sun, Nov 1

5:20 am - 12:10 pmBOS Boston Logan Intl-SDF Louisville Intl

6h 50m1 stop Nashville Intl

5:40 am - 10:35 amSDF Louisville Intl-BOS Boston Logan Intl

4h 55m1 stop Baltimore/Washington

$612Southwest

Sun, Nov 1 - Wed, Nov 11

12:39 pm - 10:59 amBOS Boston Logan Intl-SDF Louisville Intl

22h 20m2 stops Atlanta Hartsfield-Jackson New Orleans Louis Armstrong

9:20 pm - 12:08 pmSDF Louisville Intl-BOS Boston Logan Intl

14h 48m1 stop Sarasota Bradenton Intl

$709Multiple Airlines

Sun, Nov 1 - Sun, Nov 8

Cheap direct flights

Enter your travel dates to find the best prices.

1:55 pm - 4:48 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 53mnonstop

5:30 pm - 7:55 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 25mnonstop

$464American Airlines

Wed, Dec 2 - Sun, Dec 6

2:40 pm - 5:28 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 48mnonstop

6:00 pm - 8:23 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 23mnonstop

$464American Airlines

Tue, Feb 16 - Thu, Feb 18

9:30 am - 12:18 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 48mnonstop

1:00 pm - 3:30 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 30mnonstop

$464Delta

Wed, Mar 17 - Mon, Mar 22

5:15 pm - 8:10 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 55mnonstop

8:04 am - 10:30 amSDF Louisville Intl-BOS Boston Logan Intl

2h 26mnonstop

$464Delta

Mon, Dec 21 - Tue, Dec 22

9:55 am - 12:42 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 47mnonstop

1:30 pm - 4:01 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 31mnonstop

$464Delta

Tue, Nov 24 - Fri, Nov 27

9:30 am - 12:18 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 48mnonstop

1:00 pm - 3:30 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 30mnonstop

$464Delta

Wed, Mar 10 - Sun, Mar 14

9:30 am - 12:18 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 48mnonstop

1:00 pm - 3:30 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 30mnonstop

$464Delta

Wed, Mar 10 - Sat, Mar 13

11:45 am - 2:35 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 50mnonstop

1:30 pm - 3:51 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 21mnonstop

$476Delta

Sat, Nov 21 - Wed, Dec 2

9:55 am - 12:42 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 47mnonstop

1:30 pm - 3:51 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 21mnonstop

$476Delta

Tue, Nov 17 - Tue, Dec 1

9:55 am - 12:42 pmBOS Boston Logan Intl-SDF Louisville Intl

2h 47mnonstop

1:30 pm - 3:51 pmSDF Louisville Intl-BOS Boston Logan Intl

2h 21mnonstop

$476Delta

Tue, Nov 17 - Wed, Dec 2

Save money when you book flights with momondo

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Delta flights from Boston to Louisville

Our best Delta deals on Boston to Louisville flight tickets

Delta

Mar 10

BOS9:30 amBoston Logan Intl

2h 48m

SDF12:18 pmLouisville Intl

Mar 14

SDF1:00 pmLouisville Intl

2h 30m

BOS3:30 pmBoston Logan Intl

$464

Delta

Mar 17

BOS9:30 amBoston Logan Intl

2h 48m

SDF12:18 pmLouisville Intl

Mar 21

SDF6:05 amLouisville Intl

6h 16m

1 stop

BOS12:21 pmBoston Logan Intl

$474

Delta

Nov 17

BOS9:55 amBoston Logan Intl

2h 47m

SDF12:42 pmLouisville Intl

Dec 2

SDF1:30 pmLouisville Intl

2h 21m

BOS3:51 pmBoston Logan Intl

$476

United Airlines flights from Boston to Louisville

Our best United Airlines deals on Boston to Louisville flight tickets

United Airlines

Nov 19

BOS5:30 amBoston Logan Intl

9h 17m

1 stop

SDF2:47 pmLouisville Intl

Nov 21

SDF2:11 pmLouisville Intl

9h 48m

1 stop

BOS11:59 pmBoston Logan Intl

$489

United Airlines

Dec 28

BOS5:45 amBoston Logan Intl

7h 33m

2 stops

SDF1:18 pmLouisville Intl

Jan 2

SDF9:50 amLouisville Intl

4h 35m

1 stop

BOS2:25 pmBoston Logan Intl

$500

United Airlines

Nov 20

BOS5:30 amBoston Logan Intl

14h 00m

1 stop

SDF7:30 pmLouisville Intl

Dec 2

SDF9:55 amLouisville Intl

9h 17m

1 stop

BOS7:12 pmBoston Logan Intl

$509

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Thu 11/26

6:48 am-4:01 pm

1 stop9h 13m

Louisville Intl

Tue 12/1

5:20 pm-7:38 pm

Nonstop2h 18m

$454

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Tue 12/22

10:25 pm-10:00 am

1 stop11h 35m

Louisville Intl

Sun 12/27

5:40 am-11:55 am

1 stop6h 15m

$455

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Wed 12/23

10:25 pm-10:30 am

1 stop12h 05m

Louisville Intl

Sun 12/27

7:15 pm-12:40 am

1 stop5h 25m

$455

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Wed 11/18

12:39 pm-8:29 pm

2 stops31h 50m

Louisville Intl

Sun 11/22

6:17 pm-10:11 am

1 stop15h 54m

$458

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Thu 11/19

9:22 am-5:50 pm

1 stop8h 28m

Louisville Intl

Sat 11/21

5:20 pm-7:38 pm

Nonstop2h 18m

$460

Quickest round-trip

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Wed 3/17

9:30 am-12:18 pm

Nonstop2h 48m

Louisville Intl

Mon 3/22

1:00 pm-3:30 pm

Nonstop2h 30m

$464

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Mon 12/21

5:15 pm-8:10 pm

Nonstop2h 55m

Louisville Intl

Tue 12/22

8:04 am-10:30 am

Nonstop2h 26m

$464

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Fri 11/20

8:36 am-3:26 pm

2 stops30h 50m

Louisville Intl

Thu 12/3

5:53 pm-11:11 am

1 stop17h 18m

$469

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Tue 11/24

7:31 am-1:35 pm

1 stop6h 04m

Louisville Intl

Sat 11/28

5:10 am-10:19 am

1 stop5h 09m

$483

BostonLouisville

BOS Boston Logan Intl - SDF Louisville Intl

BOSSDF

Boston Logan Intl

Sat 11/21

5:30 am-2:47 pm

1 stop9h 17m

Louisville Intl

Thu 12/3

9:55 am-11:59 pm

1 stop14h 04m

$489

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 typical for flights on this route.

Typical prices usually range from $423 to $545.
The lowest price recently found on this route was $454.

What is the cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of February, then departing from Boston during the month August is also very affordable. Most momondo users find prices during this month for around $433.

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 $454. 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 $547. 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 $397. At noon is when there is more demand to fly to Louisville, so prices are often more expensive at around $498 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 $482 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.

Can stopping save me money on Boston to Louisville flights?

No. A direct flight is the cheapest option for a flight between Boston to Louisville.

How have Boston to Louisville flight prices changed over time?

As of October 2026, prices for Boston to Louisville flights are approximately 26% 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	$156
Fastest flight time	2h 42m
Direct flights	Every day
Airports in Louisville	1 airport

The best one-way flight to Louisville from Boston in the past 72 hours is $156. The best round-trip flight deal from Boston to Louisville found on momondo in the last 72 hours is $454.

The fastest flight from Boston to Louisville takes 2h 42m

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 42m 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 October 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 (93.47% of total bookings). The next most popular plane models are Airbus A220-300 (1.48%), Boeing 737 MAX 8 (0.89%), and Airbus A319 (0.59%).
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 (50% of total bookings). The next most popular airlines are Delta (41%), Southwest (6%), 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 3,076 reviews	Search JetBlue flights
American Airlines	PriceFrom $324	Free Cancellation	Rating 7.0 12,209 reviews	Search American Airlines flights
Delta	PriceFrom $327	Free Cancellation	Rating 7.8 8,691 reviews	Search Delta flights
Southwest	PriceFrom $342	Free Cancellation	Rating 7.9 4,217 reviews	Search Southwest flights
United Airlines	PriceFrom $376	Free Cancellation	Rating 7.3 10,454 reviews	Search United Airlines flights

Delta Flights From Boston to Louisville
Across 2 Delta flights from Boston to Louisville this week, the average price was $504, with the best Delta deals starting from $327 round-trip. 8,691 users have rated Delta on momondo, with an average score of 7.8/10.
American Airlines Flights From Boston to Louisville
American Airlines (7.0/10 from 12,209 reviews) operates around 2 flights from Boston to Louisville in any given week. The average American Airlines airfare for this route is around $473, with deals from around $324 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

Corydon

Brandenburg

Springfield

Georgetown

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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Other United States destinations

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Complete your trip

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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 $156

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 11/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Boston to Louisville

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Delta flights from Boston to Louisville

Our best Delta deals on Boston to Louisville flight tickets

United Airlines flights from Boston to Louisville

Our best United Airlines deals on Boston to Louisville flight tickets

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Use the filters below to find and compare flights from Boston to Louisville that are best for you.

See travel insights to Louisville from

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?

Can stopping save me money 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 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

Complete your trip to Louisville

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According to popular flight searches on momondo this year