A modern building with a cylindrical structure and a glass facade.

£161 Cheap Flights from Boston (BOS) to Louisville (SDF)

View £161 flight on Thu, 6 Aug 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Louisville International Airport (SDF)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 25% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Boston (BOS) to Louisville (SDF)

Prices were available within the past 7 days and start at £161 for one-way flights and £339 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 28 Jul - Wed, 5 Aug
BOS
Boston
SDF
Louisville
£339 Return, found 5 days ago
£339
Return
found 5 days ago
Select Delta flight, departing Tue, 28 Jul from Boston to Louisville, returning Wed, 5 Aug, priced at £339 found 5 days ago
Delta
Tue, 28 Jul - Tue, 4 Aug
BOS
Boston
SDF
Louisville
£342 Return, found 5 days ago
£342
Return
found 5 days ago
Select Delta flight, departing Tue, 28 Jul from Boston to Louisville, returning Tue, 4 Aug, priced at £342 found 5 days ago
Delta
Sat, 25 Jul - Tue, 28 Jul
BOS
Boston
SDF
Louisville
£349 Return, found 5 days ago
£349
Return
found 5 days ago
Select Delta flight, departing Sat, 25 Jul from Boston to Louisville, returning Tue, 28 Jul, priced at £349 found 5 days ago
Delta
Tue, 28 Jul - Mon, 3 Aug
BOS
Boston
SDF
Louisville
£372 Return, found 5 days ago
£372
Return
found 5 days ago
Select Delta flight, departing Tue, 28 Jul from Boston to Louisville, returning Mon, 3 Aug, priced at £372 found 5 days ago
Delta
Sat, 25 Jul - Sun, 26 Jul
BOS
Boston
SDF
Louisville
£376 Return, found 5 days ago
£376
Return
found 5 days ago
Select Delta flight, departing Sat, 25 Jul from Boston to Louisville, returning Sun, 26 Jul, priced at £376 found 5 days ago
Delta
Thu, 23 Jul - Wed, 5 Aug
BOS
Boston
SDF
Louisville
£380 Return, found 5 days ago
£380
Return
found 5 days ago
Select Delta flight, departing Thu, 23 Jul from Boston to Louisville, returning Wed, 5 Aug, priced at £380 found 5 days ago
United
Thu, 23 Jul - Tue, 4 Aug
BOS
Boston
SDF
Louisville
£381 Return, found 5 days ago
£381
Return
found 5 days ago
Select United flight, departing Thu, 23 Jul from Boston to Louisville, returning Tue, 4 Aug, priced at £381 found 5 days ago
Delta
Sat, 25 Jul - Mon, 27 Jul
BOS
Boston
SDF
Louisville
£384 Return, found 5 days ago
£384
Return
found 5 days ago
Select Delta flight, departing Sat, 25 Jul from Boston to Louisville, returning Mon, 27 Jul, priced at £384 found 5 days ago
Delta
Thu, 23 Jul - Tue, 28 Jul
BOS
Boston
SDF
Louisville
£391 Return, found 5 days ago
£391
Return
found 5 days ago
Select Delta flight, departing Thu, 23 Jul from Boston to Louisville, returning Tue, 28 Jul, priced at £391 found 5 days ago
American Airlines
Sun, 26 Jul - Mon, 27 Jul
BOS
Boston
SDF
Louisville
£562 Return, found 5 days ago
£562
Return
found 5 days ago
Select American Airlines flight, departing Sun, 26 Jul from Boston to Louisville, returning Mon, 27 Jul, priced at £562 found 5 days ago

Find the cheapest month to fly from Boston (BOS) to Louisville (SDF)

January is typically the cheapest month to fly

From £152 - £354 per traveller.

Frequently asked questions

How much does a flight from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.) cost?
You can find cheap one-way flights from £161 and cheap return flights from £339 BOS to SDF with Expedia. Return flights often range between £343 and £699. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when BOS to SDF ticket fares go up or down.
What is the cheapest month to fly from Boston, MA (BOS) to Louisville, KY (SDF)?
The cheapest months to fly from Boston, MA (BOS) to Louisville, KY (SDF) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.)?
There are 2 airlines offering direct flights from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.). Here are the top carriers:
  • American Airlines operates 11 direct flights from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.) every week.
  • Delta operates 7 direct flights from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.) every week.
How do I find cheap flights from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.)?
To find a cheap flight from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.)?
The best airline to fly with from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.) will differ from traveler to traveler. If you like to fly early, American Airlines offers early morning flights. If price is the most important factor, American Airlines typically offers the lowest fares. Delta offers the most daily flights from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Boston, MA (BOS) to Louisville, KY (SDF)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.)?
You'll find approximately 3 nonstop flights per day from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.). For even more choices, look at flights that include layovers, as there are around 107 connecting flights per day. Some common connection points include O'Hare Intl., LaGuardia, and Hartsfield-Jackson Atlanta Intl..
What is the earliest flight from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.)?
The earliest flight from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.) typically departs around 5:00 AM. This flight is operated by American Airlines. This is a seasonal service active in May. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.)?
You'll typically find the most flights from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.) on a Thursday, with around 69 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include American Airlines, Delta, and United.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.)?
The most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.) are in the morning, from 9am to 12pm. Many major carriers, including American Airlines, Delta and United, offer flights during this window. Many travellers prefer these times as they allow for an early start to your journey, getting you to your destination with plenty of the day left.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.)?
When flying from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.), you have a few options. A non-stop flight typically takes around 2 hours 48 minutes, covering a distance of approximately 1,331 kilometers. If you opt for a flight with one stop, your journey will usually be longer, taking about 5 hours 18 minutes. Flights with two or more stops generally take around 8 hours 30 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your trip.
Can you fly business or first class from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.)?
Yes, you can fly business class or first class between BOS and SDF.Airlines that offer business class service on this route include:
  • Delta
First class cabins are available on:
  • Spirit Airlines
  • Delta
  • United
  • American Airlines
How do I earn miles on a Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Louisville, KY (SDF) from Boston, MA (BOS)?
If you're planning to travel to Louisville from Logan International Airport (BOS), you can fly directly into Louisville International Airport (SDF). Some flights may connect through major hubs like Liberty International Airport (EWR), Washington Dulles International Airport (IAD), or Ronald Reagan Washington National Airport (DCA) before reaching Louisville. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.) flight and hotel package?
Securing a Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.)?
If you booked your Boston, MA (BOS-Logan Intl.) to Louisville, KY (SDF-Louisville Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Louisville Intl.
Return price
£338
Distance
1322 km
Average flight time
2 hours 41 mins

Book with confidence

Compare flights from Boston to Louisville easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Boston to Louisville. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Louisville Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Logan Intl. to Louisville Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Logan Intl. (BOS) to Louisville Intl. (SDF)

The easiest way to view the best deals on flights from Boston to Louisville today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Logan Intl. to Louisville Intl. start at just £339 and range up to £562.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Boston and Louisville
  • booking your flight during July, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Boston to Louisville flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Logan Intl. to Louisville Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Boston to Louisville easily and book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.