What percentage of Louisville to Boston flights are direct?

In the trailing 90 days, approximately 10% of flights from Louisville to Boston have been direct. For routes that include stopovers, travelers can typically expect to make 2 connections. This indicates that a significant majority of journeys on this route will involve at least one stop.

How many hours is the flight from Louisville to Boston?

A direct flight from Louisville to Boston typically takes 2 hours and 34 minutes, covering a distance of 1332 kilometers. For flights with one stop, the median duration is considerably longer, averaging 7 hours and 22 minutes. Travelers should account for this difference in travel time when planning their journey.

Are there frequently good prices on flights from Louisville to Boston?

Historically, good prices on flights from Louisville to Boston have been frequent. This suggests that travelers on this route often have opportunities to find favorable fares. The availability of good prices has been consistently observed across the trailing 30 days.

Flights From Louisville

To Boston

Cheap Flights from Louisville to Boston

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Prices updated 6 days ago

454 airlines compared

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Fares are subject to change and may not be available for all dates. (Data last updated Aug 25, 2026.)

Today’s best flight deals from Louisville to Boston

Explore current cheapest deals departing from Louisville to Boston

2027-01-31 – 2027-02-04
SDF - Boston
50% AI deal score
$275
$243
Round trip
2027-01-14 – 2027-02-04
SDF - Boston
44% AI deal score
$240
$248
Round trip
2027-01-10 – 2027-02-04
SDF - Boston
44% AI deal score
$240
$254
Round trip
2027-01-17 – 2027-02-04
SDF - Boston
44% AI deal score
$242
$257
Round trip
2027-01-14 – 2027-01-24
SDF - Boston
44% AI deal score
$253
$262
Round trip
2027-01-10 – 2027-01-24
SDF - Boston
44% AI deal score
$250
$268
Round trip
2027-01-14 – 2027-01-17
SDF - Boston
45% AI deal score
$273
$271
Round trip
2027-01-17 – 2027-01-24
SDF - Boston
45% AI deal score
$267
$271
Round trip
2026-12-02 – 2026-12-15
SDF - Boston
46% AI deal score
$284
$312
Round trip
2026-12-01 – 2026-12-15
SDF - Boston
46% AI deal score
$284
$312
Round trip

Louisville to Boston: Overview

Insights for flights from Louisville to Boston

For travelers looking for cheap flights from Louisville to Boston, January stands out as the most affordable month, with a median fare of $340. Other cost-effective options include April, with a median fare of $353, and September, where the median fare is $435. Planning your trip around these months can help secure better prices.

Fares for flights from Louisville to Boston typically range from $435–$455, with a median of $445. Right now, current fares are near the typical level for this route. Only 2% of recent fares were classified as a good price, indicating that deals are relatively infrequent, though new deals appear almost daily.

When flying from Louisville to Boston, most itineraries connect at least once. Only 0.1% of recent fares were for direct flights from Louisville to Boston. For itineraries that include connections, the typical number of stopovers is 2.

A typical journey from Louisville to Boston takes about 8h 58m, including connections. This duration accounts for the common need for layovers on this route, as direct flights are rare.

The distance between Louisville and Boston is 1332 kilometers, classifying this as a short-haul route. This means you can expect a relatively quick journey, even with connections.

How much is a round trip from Louisville to Boston

Regular price: $229 - $340

Prices are currently within the regular range for flights from Louisville to Boston.

The regular price range for flights from Louisville to Boston is typically between $229 and $340. The current lowest deal is $245 with Allegiant Air, for travel from Jan 31-Feb 4.

now $245

Low $229

High $340

The cheapest time to fly from Louisville to Boston

The cheapest month to fly from Louisville to Boston is January, with a median price of $340. The most expensive month is December, with a median price of $455. Prices are generally lower from January to September.

January

Cheapest

Flights from $340

December

Most Expensive

Flights from $455

Jan

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Louisville to Boston

Deutsche Luft Hansa

Last-minute flights going from Louisville to Boston

Fri, Sep 4

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

American Airlines

$484

$541

One-way

Sat, Sep 5

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Deutsche Luft Hansa

$254

$382

One-way

Thu, Sep 10

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Breeze Airways

$310

$414

One-way

Fri, Sep 11

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Deutsche Luft Hansa

$347

$492

One-way

Wed, Sep 16

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Breeze Airways

$281

$390

One-way

Wed, Sep 16

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Breeze Airways

$309

$398

One-way

Biggest price drops on these dates for flights from Louisville to Boston

4 nights

Jan 31 - Feb 4

$273 → $246

10%

2 nights

Dec 5 - Dec 7

$327 → $312

7 nights

Jan 17 - Jan 24

$268 → $281

6 nights

Sep 23 - Sep 29

$278 → $293

Popular Airports to fly from Louisville to Boston

Louisville - Boston route insights

💸 Price insights

Recent fares are near the typical level.

Recent fares from SDF to BOS are near the typical level for this route.

📅 Best time to fly

January offers the lowest median prices.

Historically, January, April, and September have offered the lowest median prices for this route.

⏱️ Flight duration

Median flight time is 8h 58m.

The median flight time from Louisville to Boston is 8 hours and 58 minutes.

✈️ Airlines & availability

Connecting flights are dominant.

Connecting flights make up 90% of routes, with a median of 2 stopovers.

🏆 Airline highlight

Deutsche Luft Hansa offers direct flights.

Deutsche Luft Hansa is one airline that has offered direct flights on this route.

🎯 Booking tip

Deals are frequent for this route.

Deals for flights from Louisville to Boston are frequent, appearing often over 30 days.

Louisville main airports to depart from

Louisville International (SDF)

Cheapest

Louisville International (SDF) is a convenient option for flights from Louisville to Boston.

📍 ~10 km from Louisville city center (reachable by car)

💸 Flights from ~$245

Boston main airports to arrive at

Logan International (BOS)

Cheapest

Logan International Airport is a convenient arrival choice for flights from Louisville to Boston.

📍 ~5 km from city center (reachable by car)

💸 Flights from ~$245

Airports nearby Boston used as alternative

Rhode Island T. F. Green Int'l Airport (PVD)

Rhode Island T. F. Green Int'l Airport is a major regional hub that offers an alternative to Boston Logan.

📍 ~75 km from Boston (reachable by car)

💸 Flights from ~$147

Business & First Class Flight Deals to Boston

Discover luxury on the budget with premium cabin class on flights from Louisville to Boston.

Elite

Best Elite deals to Boston

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From SDF

Elite

Oct 21

Boston, United States

79% AI deal score

$1,231

$735

Save $496

United Airlines

Business Class

From SDF

Elite

Sep 29

Boston, United States

78% AI deal score

$1,198

$739

Save $459

United Airlines

Business Class

From SDF

Elite

Oct 13

Boston, United States

78% AI deal score

$1,205

$745

Save $460

United Airlines

Business Class

From SDF

Elite

Sep 05

Boston, United States

77% AI deal score

$1,057

$740

Save $317

United Airlines

Business Class

From SDF

Elite

Oct 03

Boston, United States

77% AI deal score

$1,224

$781

Save $443

United Airlines

Business Class

From SDF

Elite

Oct 14

Boston, United States

77% AI deal score

$1,205

$784

Save $421

United Airlines

Business Class

From SDF

Elite

Sep 19

Boston, United States

77% AI deal score

$1,187

$786

Save $401

United Airlines

Business Class

From SDF

Elite

Aug 31

Boston, United States

77% AI deal score

$1,282

$833

Save $449

United Airlines

Business Class

From SDF

Elite

Sep 19

Boston, United States

75% AI deal score

$977

$735

Save $242

United Airlines

Business Class

From SDF

Elite

Oct 17

Boston, United States

75% AI deal score

$1,007

$740

Save $267

United Airlines

Business Class

From SDF

Elite

Oct 06

Boston, United States

75% AI deal score

$1,002

$745

Save $257

United Airlines

Business Class

From SDF

Elite

Sep 17

Boston, United States

75% AI deal score

$1,115

$786

Save $329

United Airlines

Business Class

Frequently Asked Questions About Flights to Boston

Historically, the best time to book flights from Louisville to Boston for the cheapest prices is typically 14-27 days before departure. During this window, the average price for a ticket is around $324. Booking within 7-13 days of departure sees prices rise to an average of $419. For those booking 28-59 days out, the average price is approximately $425, while booking 60+ days in advance typically results in an average price of $434.

Across the trailing quarter, a good price for a flight from Louisville to Boston is considered to be $435 or less. The median price for this route during the same period was $445. Prices can vary, with the 75th percentile reaching $455. Travelers aiming for a more economical fare should target prices at or below the $435 threshold.

Historically, January and April have offered some of the most favorable prices for flights from Louisville to Boston. In January, the median price was $340, while April saw a median of $353. September, however, typically presents higher prices, with a median of $435. The annual median price for this route is $445, indicating that certain months offer significant savings compared to the yearly average.

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Flights to Boston from other cities

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Louisville to Boston: Overview

Insights for flights from Louisville to Boston

A typical journey from Louisville to Boston takes about 8h 58m, including connections. This duration accounts for the common need for layovers on this route, as direct flights are rare.

The distance between Louisville and Boston is 1332 kilometers, classifying this as a short-haul route. This means you can expect a relatively quick journey, even with connections.

How much is a round trip from Louisville to Boston

Regular price: $229 - $340

Prices are currently within the regular range for flights from Louisville to Boston.

The regular price range for flights from Louisville to Boston is typically between $229 and $340. The current lowest deal is $245 with Allegiant Air, for travel from Jan 31-Feb 4.

now $245

Low $229

High $340

The cheapest time to fly from Louisville to Boston

January

Cheapest

Flights from $340

December

Most Expensive

Flights from $455

Jan

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Louisville to Boston

Deutsche Luft Hansa

Last-minute flights going from Louisville to Boston

Fri, Sep 4

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

American Airlines

$484

$541

One-way

Sat, Sep 5

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Deutsche Luft Hansa

$254

$382

One-way

Thu, Sep 10

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Breeze Airways

$310

$414

One-way

Fri, Sep 11

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Deutsche Luft Hansa

$347

$492

One-way

Wed, Sep 16

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Breeze Airways

$281

$390

One-way

Wed, Sep 16

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Breeze Airways

$309

$398

One-way

Biggest price drops on these dates for flights from Louisville to Boston

4 nights

Jan 31 - Feb 4

$273 → $246

10%

2 nights

Dec 5 - Dec 7

$327 → $312

7 nights

Jan 17 - Jan 24

$268 → $281

6 nights

Sep 23 - Sep 29

$278 → $293

Popular Airports to fly from Louisville to Boston

Louisville - Boston route insights

💸 Price insights

Recent fares are near the typical level.

Recent fares from SDF to BOS are near the typical level for this route.

📅 Best time to fly

January offers the lowest median prices.

Historically, January, April, and September have offered the lowest median prices for this route.

⏱️ Flight duration

Median flight time is 8h 58m.

The median flight time from Louisville to Boston is 8 hours and 58 minutes.

✈️ Airlines & availability

Connecting flights are dominant.

Connecting flights make up 90% of routes, with a median of 2 stopovers.

🏆 Airline highlight

Deutsche Luft Hansa offers direct flights.

Deutsche Luft Hansa is one airline that has offered direct flights on this route.

🎯 Booking tip

Deals are frequent for this route.

Deals for flights from Louisville to Boston are frequent, appearing often over 30 days.

Louisville main airports to depart from

Louisville International (SDF)

Cheapest

Louisville International (SDF) is a convenient option for flights from Louisville to Boston.

📍 ~10 km from Louisville city center (reachable by car)

💸 Flights from ~$245

Boston main airports to arrive at

Logan International (BOS)

Cheapest

Logan International Airport is a convenient arrival choice for flights from Louisville to Boston.

📍 ~5 km from city center (reachable by car)

💸 Flights from ~$245

Airports nearby Boston used as alternative

Rhode Island T. F. Green Int'l Airport (PVD)

Rhode Island T. F. Green Int'l Airport is a major regional hub that offers an alternative to Boston Logan.

Boston, United States

75% AI deal score

$1,115

$786

Save $329

United Airlines

Business Class

Frequently Asked Questions About Flights to Boston

Cheap Flights from Louisville to Boston

Today’s best flight deals from Louisville to Boston

Louisville to Boston: Overview

Insights for flights from Louisville to Boston

How much is a round trip from Louisville to Boston

The cheapest time to fly from Louisville to Boston

Direct flights from Louisville to Boston

Last-minute flights going from Louisville to Boston

Biggest price drops on these dates for flights from Louisville to Boston

Popular Airports to fly from Louisville to Boston

Louisville - Boston route insights

Recent fares are near the typical level.

January offers the lowest median prices.

Median flight time is 8h 58m.

Connecting flights are dominant.

Deutsche Luft Hansa offers direct flights.

Deals are frequent for this route.

Louisville main airports to depart from

Boston main airports to arrive at

Airports nearby Boston used as alternative

Business & First Class Flight Deals to Boston

Best Elite deals to Boston

Oct 21

Sep 29

Oct 13

Sep 05

Oct 03

Oct 14

Sep 19

Aug 31

Sep 19

Oct 17

Oct 06

Sep 17

Frequently Asked Questions About Flights to Boston

How early should I book Louisville to Boston flights to get the cheapest price?

How much should a flight from Louisville to Boston cost?

What's the best month to fly from Louisville to Boston?

What percentage of Louisville to Boston flights are direct?

How many hours is the flight from Louisville to Boston?

Are there frequently good prices on flights from Louisville to Boston?

Related routes

More routes from Louisville

Flights to Boston from other cities

Louisville to Boston: Overview

Insights for flights from Louisville to Boston

How much is a round trip from Louisville to Boston

The cheapest time to fly from Louisville to Boston

Direct flights from Louisville to Boston

Last-minute flights going from Louisville to Boston

Biggest price drops on these dates for flights from Louisville to Boston

Popular Airports to fly from Louisville to Boston

Louisville - Boston route insights

Recent fares are near the typical level.

January offers the lowest median prices.

Median flight time is 8h 58m.

Connecting flights are dominant.

Deutsche Luft Hansa offers direct flights.

Deals are frequent for this route.

Louisville main airports to depart from

Boston main airports to arrive at

Airports nearby Boston used as alternative

Business & First Class Flight Deals to Boston

Best Elite deals to Boston

Oct 21

Sep 29

Oct 13

Sep 05

Oct 03

Oct 14

Sep 19

Aug 31

Sep 19

Oct 17

Oct 06

Sep 17

Frequently Asked Questions About Flights to Boston

How early should I book Louisville to Boston flights to get the cheapest price?

How much should a flight from Louisville to Boston cost?

What's the best month to fly from Louisville to Boston?