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Cheap Flights from Louisville to Boston

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RatePunk searches hundreds of travel sites at once for deals on flights to Boston

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Louisville to Boston

Explore current cheapest deals departing from Louisville to Boston

Round trip

Sort by: Cheapest

August 26 - August 29

Cheapest

Best

SDF - Boston

$283

$245

Round trip

August 27 - August 29

SDF - Boston

$286

$252

Round trip

August 23 - August 29

SDF - Boston

$272

$252

Round trip

August 19 - August 29

SDF - Boston

$251

$256

Round trip

August 22 - August 26

SDF - Boston

$283

$273

Round trip

August 29 - September 2

SDF - Boston

$283

$279

Round trip

August 15 - August 22

SDF - Boston

$270

$291

Round trip

August 29 - September 3

SDF - Boston

$281

$298

Round trip

August 26 - August 31

SDF - Boston

$281

$301

Round trip

July 26 - July 30

Earliest

SDF - Boston

$293

$304

Round trip

Unlock all 500+ flight deals to Boston and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

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. April is also a relatively inexpensive option, with a median fare of $353. By comparison, September has a median fare of $435.

Fares for flights from Louisville to Boston typically range from $434–$445, with a median of $435. Right now, current fares are above the typical level for this route. Only 2% of recent fares were classified as a good price, indicating that finding significantly discounted tickets can be challenging. New deals appear almost daily, suggesting that frequent checks may yield better results.

When considering flights from Louisville to Boston, most itineraries connect at least once. In fact, 0% of recent fares were for non-stop flights. For connecting itineraries, the typical number of stopovers is 2.

A typical journey from Louisville to Boston, including connections, takes approximately 8h 58m. This duration reflects the prevalence of connecting flights on this route, as direct options are not available.

The distance between Louisville and Boston is 1332 kilometers, classifying this as a short-haul route. This distance typically translates to a quicker travel experience compared to longer international or transcontinental flights, though the need for connections extends the overall journey time.

How much is a round trip from Louisville to Boston

Regular price: $235 - $350

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

The regular price range for flights from Louisville to Boston is between $235 and $350. The current lowest deal is $245 with Breeze Airways, for travel from Aug 26 to Aug 29.

now $245

Low $235

High $350

The cheapest time to fly from Louisville to Boston

The cheapest month to fly from SDF to BOS 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

Thu, Jul 2

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Allegiant Air

$311

$367

One-way

Fri, Jul 3

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Breeze Airways

$318

$379

One-way

Mon, Jul 6

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Allegiant Air

$311

$373

One-way

Fri, Jul 10

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Breeze Airways

$303

$347

One-way

Fri, Jul 10

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Allegiant Air

$297

$355

One-way

Sat, Jul 11

⌛ Last-Minute

SDF - Boston

Louisville (SDF) - Boston (BOS)

Breeze Airways

$304

$374

One-way

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

3 nights

Aug 26 - Aug 29

$283 → $245

13%

2 nights

Aug 27 - Aug 29

$286 → $252

12%

6 nights

Aug 23 - Aug 29

$272 → $252

4 nights

Aug 22 - Aug 26

$283 → $273

Popular Airports to fly from Louisville to Boston

Louisville - Boston route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from Louisville to Boston are above the typical level, with a median price of $435.

📅 Best time to fly

January is historically the cheapest month

Historically, January is the cheapest month to fly from Louisville to Boston, with a median price of $340.

⏱️ Flight duration

Connecting flights take 8h 58m on average

Flights from Louisville to Boston typically involve connecting flights, with an average duration of 8h 58m.

✈️ Airlines & availability

No direct flights available

There are no direct flights available from Louisville to Boston. All routes involve at least one stop.

🏆 Airline highlight

Breeze Airways offers a recent deal

Breeze Airways offered a recent deal for $245 from Louisville to Boston via kiwi.

🎯 Booking tip

Deals are frequent on this route

Deals for flights from Louisville to Boston are frequent, with over 1 deal per day.

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

Boston Logan International Airport (BOS) is a primary gateway to Boston, Massachusetts, and the surrounding New England region.

📍 ~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)

This airport is a major regional alternative with a wide range of domestic and some international connections.

📍 ~48 km from Boston (reachable by car and commuter rail)

💸 Flights from ~$145

Manchester–Boston Regional (MHT)

This airport is a primary alternative for travelers north of Boston, with a strong domestic network.

📍 ~70 km from Boston (reachable by car)

💸 Flights from ~$319

Bradley International (BDL)

Cheapest

This large international airport serves as a major hub for Southern New England with diverse destination options.

📍 ~142 km from Boston (reachable by car)

💸 Flights from ~$108

Portland International Jetport (PWM)

This reliable regional jetport offers good connectivity for travelers heading to Maine or northern suburbs.

📍 ~150 km from Boston (reachable by car)

💸 Flights from ~$268

Worcester Regional (ORH)

This airport is geographically close to the western Boston suburbs with a low-stress environment.

📍 ~65 km from Boston (reachable by car)

💸 Flights from ~$343

Business & First Class Flight Deals to Boston

45% AI deal score

$1,054

From SDF

Elite

Sep 09

Boston, United States

44% AI deal score

$1,079

Frequently Asked Questions About Flights to Boston

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking platforms can also help you identify better deals. Sometimes, flying on weekdays or during off-peak hours may result in lower fares.

Booking flights in advance often provides more options and potentially better prices. However, prices can fluctuate, so monitoring fares over time may help you find a suitable booking window. Last-minute deals are less common and usually carry higher risks.

Comparing nearby airports can sometimes uncover different flight options or prices. While it may add to your travel time, the potential savings could be significant. Always factor in ground transportation costs and convenience when considering alternative airports.

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Cheap Flights from Louisville to Boston

Today’s best flight deals from Louisville to Boston

Unlock all 500+ flight deals to Boston and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

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 above the typical level

January is historically the cheapest month

Connecting flights take 8h 58m on average

No direct flights available

Breeze Airways offers a recent deal

Deals are frequent on 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

Jun 27

Sep 12

Jul 07

Sep 08

Sep 15

Jul 15

Sep 12

Dec 08

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Sep 30

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Aug 24

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Oct 12

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Sep 09

Frequently Asked Questions About Flights to Boston

How can I find cheap flights from Louisville to Boston?

How can I find cheap flights from Louisville to Boston?

When should I book flights from Louisville to Boston?

When should I book flights from Louisville to Boston?

Should I compare nearby airports for flights from Louisville to Boston?

Should I compare nearby airports for flights from Louisville to Boston?

Are direct flights from Louisville to Boston always the best option?

Are direct flights from Louisville to Boston always the best option?

Can flexible travel dates help on Louisville to Boston flights?

Can flexible travel dates help on Louisville to Boston flights?

What extra costs should I check before booking Louisville to Boston flights?

What extra costs should I check before booking Louisville to Boston flights?

Related routes

Consider alternative routes from Louisville