How popular is this Louisville to Boston flight route?

This flight path from Louisville Intl to Boston Logan Intl was viewed by 12 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How long is the flight from Louisville to Boston?

Airlines like Spirit Airlines, American Airlines, and Delta fly from Louisville to Boston in about 2h 35m. The time it takes to get you to your destination can typically vary by up to 22h 08m. There are 827 mi between Louisville and Boston. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Louisville to Boston round-trip?

According to our current data, Spirit Airlines ($174), Delta ($207), and Southwest ($216) offers the cheapest pricing from Louisville to Boston. You may be able to fly from Louisville to Boston for 51% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Louisville to Boston one-way?

One-way options have recently been found by users for as low as $117 on American Airlines. Other airlines that offer cheap prices include Delta from $137 and United Airlines from $159 one-way.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

What are the cheapest flights from Louisville to Boston?

On average you can expect to pay $580 for a flight from Louisville to Boston. The cheapest flight overall is $221 while the most popular route, (Louisville Intl - Boston Logan Intl) is currently priced at $191.

What are the most reliable airlines from Louisville to Boston?

No one likes to see their flight delayed. When booking a flight from Louisville to Boston consider choosing Scandinavian Airlines (100%), Republic Airways (89%) or Delta (86%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Louisville to Boston?

Consider American Airlines, Delta or Southwest when booking your flight. These represent the most popular airlines when flying from Louisville to Boston.

Most accurate provider : When it comes to deals on Louisville-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Boston flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Louisville-Boston flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airports do I use to fly from Louisville to Boston?

You will need to book a flight from Louisville Intl to Boston Logan Intl if you want to fly from Louisville to Boston. At least 5 different airlines have flights from Louisville Intl (SDF) to Logan Intl (BOS) on a regular basis. There are 2 flights to Boston from the Louisville airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SDF to BOS to be around 2h 11m.

Can I find deals for flights from Louisville to Boston that include hotel bookings?

Yes. In addition to deals on Louisville to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Louisville to Boston?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Boston.

Can I find deals for business class flights from Louisville to Boston?

Yes. Cheapflights offers flight deals from Louisville to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$80+ Flights from Louisville to Boston

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Louisville to Boston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Louisville Intl to Boston Logan Intl are usually found in February or September, booked 88 days in advance, depart on a Saturday or Friday and return on a Saturday

Cheap flight deals from Louisville to Boston

Cheapest flights from Louisville to Boston
Explore the most affordable flight options available from Louisville to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Wed 12/2410:30 amSDF - BOS

Nonstop2h 28mAmerican Airlines

Wed 12/317:00 amBOS - SDF

Nonstop2h 58mAmerican Airlines

Deal found 12/17

$326

Tue 12/2310:30 amSDF - BOS

Nonstop2h 28mAmerican Airlines

Thu 1/11:48 pmBOS - SDF

1 stop9h 42mAmerican Airlines

Deal found 12/17

$339

Wed 12/2410:50 amSDF - BOS

1 stop6h 27mUnited Airlines

Wed 12/317:45 amBOS - SDF

1 stop5h 28mUnited Airlines

Deal found 12/17

$346

Wed 12/2410:30 amSDF - BOS

Nonstop2h 28mAmerican Airlines

Sun 12/287:00 amBOS - SDF

Nonstop2h 58mAmerican Airlines

Deal found 12/15

$362

Wed 12/2410:30 amSDF - BOS

Nonstop2h 28mAmerican Airlines

Sat 1/39:46 amBOS - SDF

Nonstop2h 44mAmerican Airlines

Deal found 12/17

$363

Wed 12/243:44 pmSDF - BOS

1 stop5h 27mAmerican Airlines

Mon 12/297:00 amBOS - SDF

Nonstop2h 58mAmerican Airlines

Deal found 12/15

$372

Tue 12/238:00 amSDF - BOS

Nonstop2h 28mDelta

Sat 1/35:15 pmBOS - SDF

Nonstop2h 55mDelta

Deal found 12/17

$377

Tue 12/2310:30 amSDF - BOS

Nonstop2h 28mAmerican Airlines

Fri 1/211:36 amBOS - SDF

1 stop9h 57mAmerican Airlines

Deal found 12/17

$386

Best flights from Louisville to Boston
Discover carefully curated flight deals from Louisville to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Fri 1/231:55 pmSDF - BOS

1 stop24h 43mSpirit Airlines

Mon 1/265:27 pmBOS - SDF

1 stop21h 14mSpirit Airlines

Deal found 12/16

$197

Fri 2/279:30 amSDF - BOS

2 stops26h 22mMultiple Airlines

Mon 3/26:10 pmBOS - SDF

1 stop20h 28mMultiple Airlines

Deal found 12/17

$246

Wed 1/148:07 amSDF - BOS

1 stop8h 56mAmerican Airlines

Tue 1/207:00 amBOS - SDF

Nonstop3h 00mAmerican Airlines

Deal found 12/16

$267

Tue 4/284:30 pmSDF - BOS

Nonstop2h 35mDelta

Sat 5/212:30 pmBOS - SDF

Nonstop2h 40mDelta

Deal found 12/16

$275

Sun 2/153:33 pmSDF - BOS

1 stop18h 53mSpirit Airlines

Tue 2/176:10 pmBOS - SDF

2 stops18h 11mSpirit Airlines

Deal found 12/17

$259

Tue 5/124:30 pmSDF - BOS

Nonstop2h 35mDelta

Wed 5/2712:30 pmBOS - SDF

Nonstop2h 40mDelta

Deal found 12/17

$275

Fri 1/3010:35 amSDF - BOS

Nonstop2h 29mAmerican Airlines

Wed 2/412:55 pmBOS - SDF

1 stop10h 24mAmerican Airlines

Deal found 12/17

$296

Wed 4/294:30 pmSDF - BOS

Nonstop2h 35mDelta

Sat 5/212:30 pmBOS - SDF

Nonstop2h 40mDelta

Deal found 12/16

$275

Sat 4/111:56 pmSDF - BOS

Nonstop2h 19mDelta

Wed 4/1512:30 pmBOS - SDF

Nonstop2h 40mDelta

Deal found 12/17

$275

Wed 4/294:30 pmSDF - BOS

Nonstop2h 35mDelta

Mon 5/412:30 pmBOS - SDF

Nonstop2h 40mDelta

Deal found 12/16

$304

Fri 1/3012:57 pmSDF - BOS

Nonstop2h 14mDelta

Wed 2/49:27 amBOS - SDF

Nonstop2h 47mDelta

Deal found 12/15

$304

Last-minute flights from Louisville to Boston
Discover last-minute flight deals from Louisville to Boston. Data last updated December 18, 2025 and is based on user searches.

Wed 1/75:05 amSDF - BOS

1 stop18h 52mMultiple Airlines

Thu 1/85:27 pmBOS - SDF

1 stop24h 37mMultiple Airlines

Deal found 12/17

$216

Thu 1/87:00 amSDF - BOS

1 stop9h 28mSpirit Airlines

Sun 1/117:00 amBOS - SDF

1 stop30h 00mSpirit Airlines

Deal found 12/17

$197

Thu 1/83:36 pmSDF - BOS

1 stop8h 21mMultiple Airlines

Sun 1/187:00 amBOS - SDF

1 stop8h 49mMultiple Airlines

Deal found 12/16

$213

Fri 1/91:55 pmSDF - BOS

1 stop9h 24mSpirit Airlines

Tue 1/135:34 amBOS - SDF

1 stop9h 07mSpirit Airlines

Deal found 12/17

$185

Fri 1/96:54 pmSDF - BOS

2 stops19h 44mMultiple Airlines

Tue 1/133:43 pmBOS - SDF

1 stop21h 17mMultiple Airlines

Deal found 12/17

$196

Fri 1/96:54 pmSDF - BOS

2 stops19h 44mMultiple Airlines

Mon 1/125:27 pmBOS - SDF

1 stop21h 14mMultiple Airlines

Deal found 12/17

$214

Wed 1/141:55 pmSDF - BOS

1 stop9h 24mSpirit Airlines

Tue 1/205:34 amBOS - SDF

1 stop9h 07mSpirit Airlines

Deal found 12/16

$124

Thu 1/153:36 pmSDF - BOS

1 stop8h 21mMultiple Airlines

Mon 1/1912:10 pmBOS - SDF

2 stops26h 31mMultiple Airlines

Deal found 12/17

$191

Thu 1/153:36 pmSDF - BOS

1 stop8h 21mSpirit Airlines

Mon 1/195:27 pmBOS - SDF

1 stop21h 14mSpirit Airlines

Deal found 12/16

$212

Fri 1/231:55 pmSDF - BOS

1 stop9h 24mSpirit Airlines

Mon 1/267:00 amBOS - SDF

2 stops31h 41mSpirit Airlines

Deal found 12/16

$207

One-way flights from Louisville to Boston
Search for one-way flight options from Louisville to Boston. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Wed 1/141:55 pmSDF - BOS

1 stop9h 24mSpirit Airlines

Deal found 12/16

$80

Tue 1/133:36 pmSDF - BOS

1 stop8h 21mSpirit Airlines

Deal found 12/16

$81

Thu 1/153:36 pmSDF - BOS

1 stop8h 21mSpirit Airlines

Deal found 12/17

$91

Mon 1/126:54 pmSDF - BOS

1 stop29h 03mMultiple Airlines

Deal found 12/16

$97

Wed 5/1312:33 pmSDF - BOS

1 stop10h 41mSpirit Airlines

Deal found 12/17

$108

Tue 5/123:33 pmSDF - BOS

1 stop8h 26mSpirit Airlines

Deal found 12/17

$120

Mon 2/169:30 amSDF - BOS

1 stop24h 56mMultiple Airlines

Deal found 12/16

$123

Find flight deals from Louisville to Boston

Most accurate provider	FlightHub 3 stars
Most trusted provider	Expedia 3 stars
Round-trip from	$124 (Priceline)
One-way from	$80 (Expedia)
Popular in	January
Cheapest in	February
Average price	$377
Good round-trip deal	$355 or less
Good one-way deal	$344 or less

Provider with most accurate pricing for Louisville Intl-Boston Logan Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Louisville Intl-Boston Logan Intl flights.

Search Deals

From Louisville Intl to Boston Logan Intl

Search Deals

One-way flight from Louisville Intl to Boston Logan Intl

Search Deals

Highest demand for flights based on searches. 1% potential increase in price ($5 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Price to beat on a round-trip flight from Louisville Intl to Boston Logan Intl.

Search Deals

Price to beat on a one-way flight from Louisville Intl to Boston Logan Intl.

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Fri 1/23

1:55 pm-2:38 pm

1 stop24h 43m

Boston Logan Intl

Mon 1/26

5:27 pm-2:41 pm

1 stop21h 14m

$197

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Fri 2/27

9:30 am-11:52 am

2 stops26h 22m

Boston Logan Intl

Mon 3/2

6:10 pm-2:38 pm

1 stop20h 28m

$246

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Sun 2/15

3:33 pm-10:26 am

1 stop18h 53m

Boston Logan Intl

Tue 2/17

6:10 pm-12:21 pm

2 stops18h 11m

$259

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Wed 1/14

8:07 am-5:03 pm

1 stop8h 56m

Boston Logan Intl

Tue 1/20

7:00 am-10:00 am

Nonstop3h 00m

$267

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Tue 4/28

4:30 pm-7:05 pm

Nonstop2h 35m

Boston Logan Intl

Sat 5/2

12:30 pm-3:10 pm

Nonstop2h 40m

$275

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Tue 5/12

4:30 pm-7:05 pm

Nonstop2h 35m

Boston Logan Intl

Wed 5/27

12:30 pm-3:10 pm

Nonstop2h 40m

$275

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Wed 4/29

4:30 pm-7:05 pm

Nonstop2h 35m

Boston Logan Intl

Sat 5/2

12:30 pm-3:10 pm

Nonstop2h 40m

$275

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Sat 4/11

1:56 pm-4:15 pm

Nonstop2h 19m

Boston Logan Intl

Wed 4/15

12:30 pm-3:10 pm

Nonstop2h 40m

$275

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Fri 1/30

10:35 am-1:04 pm

Nonstop2h 29m

Boston Logan Intl

Wed 2/4

12:55 pm-11:19 pm

1 stop10h 24m

$296

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Wed 4/29

4:30 pm-7:05 pm

Nonstop2h 35m

Boston Logan Intl

Mon 5/4

12:30 pm-3:10 pm

Nonstop2h 40m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 19 results

Compare providers for flights from Louisville to Boston

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Boston in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
JustAirTicket	Price Accuracy-	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Louisville-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Boston flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Louisville-Boston flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Louisville with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Boston

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

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Louisville to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Louisville to Boston?

Currently, May is the cheapest month in which you can book a flight from Louisville to Boston (average of $79). Flying from Louisville to Boston in February is currently the most expensive (average of $204). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SDF to BOS?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 60% on flights from Louisville to Boston by exploring options for tickets in the evening.

What is the cheapest day to fly from Louisville to Boston?

Travelers seeking maximum savings on their Louisville to Boston flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Boston

Read through reviews of airlines operating flights from Louisville to Boston, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Southwest

7.9

Good

4,250 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Delta

7.9

Good

8,005 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

United Airlines

7.4

Good

9,091 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

American Airlines

7.2

Good

11,054 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Spirit Airlines

6.3

Okay

8,190 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

What airports do I use to fly from Louisville to Boston?
You will need to book a flight from Louisville Intl to Boston Logan Intl if you want to fly from Louisville to Boston. At least 5 different airlines have flights from Louisville Intl (SDF) to Logan Intl (BOS) on a regular basis. There are 2 flights to Boston from the Louisville airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SDF to BOS to be around 2h 11m.
How popular is this Louisville to Boston flight route?
This flight path from Louisville Intl to Boston Logan Intl was viewed by 12 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Louisville to Boston?
Airlines like Spirit Airlines, American Airlines, and Delta fly from Louisville to Boston in about 2h 35m. The time it takes to get you to your destination can typically vary by up to 22h 08m. There are 827 mi between Louisville and Boston. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Louisville to Boston round-trip?
According to our current data, Spirit Airlines ($174), Delta ($207), and Southwest ($216) offers the cheapest pricing from Louisville to Boston. You may be able to fly from Louisville to Boston for 51% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Louisville to Boston one-way?
One-way options have recently been found by users for as low as $117 on American Airlines. Other airlines that offer cheap prices include Delta from $137 and United Airlines from $159 one-way.
What are the most reliable airlines from Louisville to Boston?
No one likes to see their flight delayed. When booking a flight from Louisville to Boston consider choosing Scandinavian Airlines (100%), Republic Airways (89%) or Delta (86%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Louisville to Boston?
On average you can expect to pay $580 for a flight from Louisville to Boston. The cheapest flight overall is $221 while the most popular route, (Louisville Intl - Boston Logan Intl) is currently priced at $191.
Can I find deals for flights from Louisville to Boston that include hotel bookings?
Yes. In addition to deals on Louisville to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Louisville to Boston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Boston.
Can I find deals for business class flights from Louisville to Boston?
Yes. Cheapflights offers flight deals from Louisville to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Louisville to Boston?
Currently, May is the cheapest month in which you can book a flight from Louisville to Boston (average of $79). Flying from Louisville to Boston in February is currently the most expensive (average of $204). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 5 airlines flying from Louisville to Boston

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$174	Average$215	FlexibilityNo cancel fee	On-time65%
Southwest	Cheapest$216	Average$386	FlexibilityNo cancel fee	On-time63%
Delta	Cheapest$221	Average$352	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$264	Average$357	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$284	Average$463	FlexibilityNo cancel fee	On-time69%

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$80+ Cheap flights from Louisville to Boston (SDF - BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Louisville to Boston with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Louisville Intl to Boston Logan Intl are usually found in February or September, booked 88 days in advance, depart on a Saturday or Friday and return on a Saturday

Cheap flight deals from Louisville to Boston

Cheapest flights from Louisville to BostonExplore the most affordable flight options available from Louisville to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from Louisville to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Find flight deals from Louisville to Boston

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

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

Compare providers for flights from Louisville to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Boston in December.

Best time to book a flight from Louisville to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Louisville with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Boston

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

What is the cheapest month to book a flight from Louisville to Boston?

What is the cheapest time of day to fly from SDF to BOS?

What is the cheapest day to fly from Louisville to Boston?

Reviews of airlines servicing Boston

Read through reviews of airlines operating flights from Louisville to Boston, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airports do I use to fly from Louisville to Boston?

How popular is this Louisville to Boston flight route?

How long is the flight from Louisville to Boston?

What are the cheapest airlines flying from Louisville to Boston round-trip?

What are the cheapest airlines to fly from Louisville to Boston one-way?

What are the most reliable airlines from Louisville to Boston?

What are the cheapest flights from Louisville to Boston?

Can I find deals for flights from Louisville to Boston that include hotel bookings?

How can I find direct flights from Louisville to Boston?

Can I find deals for business class flights from Louisville to Boston?

What is the cheapest month to book a flight from Louisville to Boston?

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Alternative routes for Louisville to Boston

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Top 5 airlines flying from Louisville to Boston

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Cheapest flights from Louisville to Boston
Explore the most affordable flight options available from Louisville to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.