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 September 2025. The most frequent departure time is 10:00AM, with 50% of daily flights leaving at noon.

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

Spirit Airlines, Southwest, and American Airlines are the most popular carriers 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 12 per week as of September 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

What airlines fly to Louisville?

American Airlines, Delta and Frontier 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.

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 September 2025, 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.

$81 Cheap Flights from Boston to Louisville in 2025/26

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Find the cheapest flights from Boston to Louisville

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

1:30 pm - 7:25 pmBOS-SDF

5h 55m1 stop

3:20 pm - 9:05 pmSDF-BOS

5h 45m1 stop

$321Southwest

Find Deal

Thu, Oct 30 - Mon, Nov 3

5:55 pm - 10:30 pmBOS-SDF

4h 35m1 stop

12:55 pm - 9:05 pmSDF-BOS

8h 10m2 stops

$323Southwest

Find Deal

Sat, Nov 1 - Tue, Nov 4

7:00 am - 9:59 amBOS-SDF

2h 59mnonstop

6:08 am - 2:12 pmSDF-BOS

8h 04m1 stop

$324American Airlines

Find Deal

Thu, Dec 11 - Sun, Dec 14

12:20 pm - 10:02 pmBOS-SDF

9h 42m1 stop

1:20 pm - 3:43 pmSDF-BOS

2h 23mnonstop

$326American Airlines

Find Deal

Tue, Oct 21 - Sat, Oct 25

6:00 am - 2:05 pmBOS-SDF

8h 05m1 stop

12:00 pm - 2:28 pmSDF-BOS

2h 28mnonstop

$327Delta

Find Deal

Thu, Nov 13 - Sat, Nov 15

8:40 am - 2:45 pmBOS-SDF

6h 05m2 stops

12:55 pm - 9:05 pmSDF-BOS

8h 10m2 stops

$328Southwest

Find Deal

Fri, Oct 31 - Tue, Nov 4

1:05 pm - 3:45 pmBOS-SDF

2h 40mnonstop

4:25 pm - 6:59 pmSDF-BOS

2h 34mnonstop

$333Delta

Find Deal

Thu, Oct 30 - Mon, Nov 3

3:10 pm - 10:29 pmBOS-SDF

7h 19m1 stop

11:00 am - 10:34 amSDF-BOS

23h 34m1 stop

$377United Airlines

Find Deal

Wed, Oct 29 - Fri, Oct 31

11:59 am - 10:29 pmBOS-SDF

10h 30m2 stops

11:00 am - 10:34 amSDF-BOS

23h 34m1 stop

$382United Airlines

Find Deal

Wed, Oct 29 - Fri, Oct 31

3:00 pm - 10:04 pmBOS-SDF

31h 04m1 stop

6:58 pm - 11:26 amSDF-BOS

16h 28m1 stop

$396Spirit Airlines

Find Deal

Wed, Oct 1 - Sat, Oct 11

Southwest flights from Boston to Louisville

Our best Southwest deals on Boston to Louisville flight tickets

Southwest

Oct 30

BOS1:30 pmBoston Logan Intl

5h 55m

1 stop

SDF7:25 pmLouisville Intl

Nov 3

SDF3:20 pmLouisville Intl

5h 45m

1 stop

BOS9:05 pmBoston Logan Intl

$321

Find similar

Southwest

Nov 1

BOS5:55 pmBoston Logan Intl

4h 35m

1 stop

SDF10:30 pmLouisville Intl

Nov 4

SDF12:55 pmLouisville Intl

8h 10m

2 stops

BOS9:05 pmBoston Logan Intl

$323

Find similar

Southwest

Oct 31

BOS8:40 amBoston Logan Intl

6h 05m

2 stops

SDF2:45 pmLouisville Intl

Nov 4

SDF12:55 pmLouisville Intl

8h 10m

2 stops

BOS9:05 pmBoston Logan Intl

$328

Find similar

American Airlines flights from Boston to Louisville

Our best American Airlines deals on Boston to Louisville flight tickets

American Airlines

Dec 11

BOS7:00 amBoston Logan Intl

2h 59m

SDF9:59 amLouisville Intl

Dec 14

SDF6:08 amLouisville Intl

8h 04m

1 stop

BOS2:12 pmBoston Logan Intl

$324

Find similar

American Airlines

Oct 21

BOS12:20 pmBoston Logan Intl

9h 42m

1 stop

SDF10:02 pmLouisville Intl

Oct 25

SDF1:20 pmLouisville Intl

2h 23m

BOS3:43 pmBoston Logan Intl

$326

Find similar

American Airlines

Nov 20

BOS7:20 amBoston Logan Intl

8h 38m

1 stop

SDF3:58 pmLouisville Intl

Nov 23

SDF2:00 pmLouisville Intl

2h 15m

BOS4:15 pmBoston Logan Intl

$331

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Fly from

Fly to

Route

Depart

Return

Price

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Thu 10/30

1:30 pm-7:25 pm

1 stop5h 55m

Louisville Intl

Mon 11/3

3:20 pm-9:05 pm

1 stop5h 45m

$321

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Sat 11/1

5:55 pm-10:30 pm

1 stop4h 35m

Louisville Intl

Tue 11/4

12:55 pm-9:05 pm

2 stops8h 10m

$323

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Thu 12/11

7:00 am-9:59 am

Nonstop2h 59m

Louisville Intl

Sun 12/14

6:08 am-2:12 pm

1 stop8h 04m

$324

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Tue 10/21

12:20 pm-10:02 pm

1 stop9h 42m

Louisville Intl

Sat 10/25

1:20 pm-3:43 pm

Nonstop2h 23m

$326

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Thu 11/13

6:00 am-2:05 pm

1 stop8h 05m

Louisville Intl

Sat 11/15

12:00 pm-2:28 pm

Nonstop2h 28m

$327

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Fri 10/31

8:40 am-2:45 pm

2 stops6h 05m

Louisville Intl

Tue 11/4

12:55 pm-9:05 pm

2 stops8h 10m

$328

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Thu 10/30

1:05 pm-3:45 pm

Nonstop2h 40m

Louisville Intl

Mon 11/3

4:25 pm-6:59 pm

Nonstop2h 34m

$333

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Wed 10/29

3:10 pm-10:29 pm

1 stop7h 19m

Louisville Intl

Fri 10/31

11:00 am-10:34 am

1 stop23h 34m

$377

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Wed 10/29

11:59 am-10:29 pm

2 stops10h 30m

Louisville Intl

Fri 10/31

11:00 am-10:34 am

1 stop23h 34m

$382

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Wed 10/1

3:00 pm-10:04 pm

1 stop31h 04m

Louisville Intl

Sat 10/11

6:58 pm-11:26 am

1 stop16h 28m

$396

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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 cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of August, then departing from Boston during the month March is also very affordable. Most momondo users find prices during this month for around $343.

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 $343. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Boston to Louisville on a Sunday will generally be more expensive and average around $409. 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 morning. Our users have found flights to Louisville in the morning for as low as $374. In the evening is when there is more demand to fly to Louisville, so prices are often more expensive at around $409 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 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 $378 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 $323 on momondo.

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

There are 4 cabin classes available to choose from on Boston Logan Intl to Louisville Intl 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?

You could potentially save up to 19% on your flight if you consider stops on a Boston to Louisville flight.

How have Boston to Louisville flight prices changed over time?

As of September 2025, prices for Boston to Louisville flights are approximately 61% 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	$180
Fastest flight time	2h 36m
Direct flights	Every day
Airports in Louisville	1 airport

The best one-way flight to Louisville from Boston in the past 72 hours is $180. The best round-trip flight deal from Boston to Louisville found on momondo in the last 72 hours is $347.

The fastest flight from Boston to Louisville takes 2h 36m

Direct flights go from Boston to Louisville every day.

There is 1 airport near Louisville: Louisville Intl (SDF)

Search flight deals

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 36m 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 September 2025, 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 (95.75% of total bookings). The next most popular plane models are Airbus A220-300 (1.01%), Embraer 170 (0.81%), and Boeing 737 MAX 8 (0.40%).
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 (54% of total bookings). The next most popular airlines are Delta (38%), Southwest (4%), and Spirit 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
Spirit Airlines	PriceFrom $119	Free Cancellation	Rating 6.3 8,050 reviews	Search Spirit Airlines flights
Delta	PriceFrom $246	Free Cancellation	Rating 7.9 7,964 reviews	Search Delta flights
American Airlines	PriceFrom $258	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $268	Free Cancellation	Rating 7.4 8,924 reviews	Search United Airlines flights
Southwest	PriceFrom $268	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights

Delta Flights From Boston to Louisville
Across 7 Delta flights from Boston to Louisville this week, the average price was $384, with the best Delta deals starting from $246 round-trip. 7,964 users have rated Delta on momondo, with an average score of 7.9/10.
American Airlines Flights From Boston to Louisville
American Airlines (7.2/10 from 10,000 reviews) operates around 5 flights from Boston to Louisville in any given week. The average American Airlines airfare for this route is around $379, with deals from around $258 rare but found on momondo. Referenced prices are for round-trip Boston to Louisville flight searches in the last 72 hours.

French Lick

Elizabethtown

West Baden Springs

Bardstown

Jeffersonville

Shepherdsville

New Albany

Corydon

Elizabeth

Charlestown

Springfield

Georgetown

Brandenburg

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

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Cheap flights from Boston to Louisville from $81

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 10/22. 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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Southwest flights from Boston to Louisville

Our best Southwest deals on Boston to Louisville flight tickets

American Airlines flights from Boston to Louisville

Our best American Airlines deals on Boston to Louisville flight tickets

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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

What is the cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of August, then departing from Boston during the month March is also very affordable. Most momondo users find prices during this month for around $343.

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?

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 to Louisville?

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

There are 4 cabin classes available to choose from on Boston Logan Intl to Louisville Intl 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?

You could potentially save up to 19% on your flight if you consider stops on a Boston to Louisville flight.

How have Boston to Louisville flight prices changed over time?

As of September 2025, prices for Boston to Louisville flights are approximately 61% more expensive when compared to flights at the same time last year.

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

Spirit Airlines, Southwest, and American Airlines are the most popular carriers operating from Boston Logan Intl to Louisville Intl

What airlines fly to Louisville?

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 September 2025. The most frequent departure time is 10:00AM, with 50% of daily flights leaving at noon.

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

The number of flights available between Boston and Louisville is 12 per week as of September 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

When to book flights from Boston to Louisville

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

Fastest flight time

Direct flights

Airports in Louisville

How far is Boston Logan Intl to Louisville Intl by plane?

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

How many operators does momondo search 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?

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

What is the most popular plane model from Boston to Louisville?

What is the most popular airline 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

Delta Flights From Boston to Louisville

American Airlines Flights From Boston to Louisville

Traveling to a place near Louisville?

Why use momondo?

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

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

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

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

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