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$68+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BOS
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Louisville Intl to Boston Logan Intl are usually found in November or August, booked 86 days in advance, depart on a Saturday or Friday and return on a Saturday

Cheap flight deals from Louisville to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$154
(FlightHub)

One-way from

$68
(Mytrip)

Popular in

April

Cheapest in

November

Average price

$369

Good round-trip deal

$343 or less

Good one-way deal

$216 or less
Provider with most accurate pricing for Louisville Intl-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Boston Logan Intl flights.
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From Louisville Intl to Boston Logan Intl
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One-way flight from Louisville Intl to Boston Logan Intl
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Highest demand for flights based on searches. 3% potential increase in price ($13 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Louisville Intl to Boston Logan Intl.
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Price to beat on a one-way flight from Louisville Intl to Boston Logan Intl.
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Find 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 February 20, 2025.

This FlightHub deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:00 amSDF - BOS
1 stop15h 52mSpirit Airlines
Tue 4/85:15 amBOS - SDF
1 stop11h 01mSpirit Airlines
Deal found 2/18$154
This Mytrip deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/76:22 pmSDF - BOS
1 stop15h 37mMultiple Airlines
Sun 3/91:56 pmBOS - SDF
1 stop28h 25mMultiple Airlines
Deal found 2/19$175
This American Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/15:00 pmSDF - BOS
Nonstop2h 19mAmerican Airlines
Tue 4/87:00 amBOS - SDF
1 stop9h 33mAmerican Airlines
Deal found 2/18$269
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/91:50 pmSDF - BOS
Nonstop2h 25mDelta
Tue 4/1510:35 amBOS - SDF
Nonstop2h 40mDelta
Deal found 2/20$275
This United Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/106:00 amSDF - BOS
2 stops7h 40mUnited Airlines
Sat 7/125:30 amBOS - SDF
1 stop4h 46mUnited Airlines
Deal found 2/18$324
This Southwest deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/176:15 amSDF - BOS
2 stops10h 50mSouthwest
Mon 5/198:35 amBOS - SDF
1 stop9h 05mSouthwest
Deal found 2/19$338

Find flights from Louisville to Boston within your budget

Customize your flight search to find flights from Louisville to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Louisville

Fly to

Boston

Route

Depart

Return

Price

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Tue 4/1

6:00 am-9:52 pm

1 stop15h 52m

Boston Logan Intl

Tue 4/8

5:15 am-4:16 pm

1 stop11h 01m

$154

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Fri 3/7

6:22 pm-9:59 am

1 stop15h 37m

Boston Logan Intl

Sun 3/9

1:56 pm-6:21 pm

1 stop28h 25m

$175

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Tue 4/1

5:00 pm-7:19 pm

Nonstop2h 19m

Boston Logan Intl

Tue 4/8

7:00 am-4:33 pm

1 stop9h 33m

$269

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Wed 4/9

1:50 pm-4:15 pm

Nonstop2h 25m

Boston Logan Intl

Tue 4/15

10:35 am-1:15 pm

Nonstop2h 40m

$275

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Sat 5/17

6:15 am-5:05 pm

2 stops10h 50m

Boston Logan Intl

Mon 5/19

8:35 am-5:40 pm

1 stop9h 05m

$338

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Wed 4/9

7:29 am-12:48 pm

1 stop5h 19m

Boston Logan Intl

Sat 4/12

7:43 am-1:23 pm

1 stop5h 40m

$366

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Mon 3/17

7:16 pm-9:59 am

1 stop14h 43m

$68

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Mon 3/3

6:12 pm-8:54 am

2 stops14h 42m

$102

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Sat 5/17

4:35 pm-11:25 pm

1 stop6h 50m

$148

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Tue 3/18

1:19 pm-11:39 pm

2 stops10h 20m

$154

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 12 results
1
2

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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust 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 FlightHub the most. FlightHub 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.

Travel insights for flights from Louisville to Boston

Get recent, data-driven insights about flights from Louisville to Boston including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Louisville to Boston. Price data was last updated on February 14, 2025.

Booking 86 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, January is the cheapest month in which you can book a flight from Louisville to Boston (average of $218). Flying from Louisville to Boston in July is currently the most expensive (average of $311). 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?

Find hourly flight availability from Louisville to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 70% 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?

Use this chart to determine the cheapest time to fly round-trip from Louisville to Boston. Price data was last updated on February 16, 2025.

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

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

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.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated February 20, 2025.
To help decide which airline to fly from Louisville to Boston, see what other customers have to say about Southwest, Delta and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,766 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Spirit Airlines
6.3
Okay
8,013 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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?

    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 22m.

  • How popular is this Louisville to Boston flight route?

    This flight path from Louisville Intl to Boston Logan Intl was viewed by 30 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    According to our current data, Spirit Airlines ($154), American Airlines ($269), and Delta ($299) offers the cheapest pricing from Louisville to Boston. You may be able to fly from Louisville to Boston for 55% 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 $68 on Spirit Airlines. Other airlines that offer cheap prices include Southwest from $148 and Delta from $154 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 (80%), Delta (79%) or KLM (79%) 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 $586 for a flight from Louisville to Boston. The cheapest flight overall is $167 while the most popular route, (Louisville Intl - Boston Logan Intl) is currently priced at $154.

  • 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, January is the cheapest month in which you can book a flight from Louisville to Boston (average of $218). Flying from Louisville to Boston in July is currently the most expensive (average of $311). 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.

See more FAQs

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Warwick
Marlborough
Brockton
Waltham
Cambridge
Sturbridge
Framingham
Somerville
Chestnut Hill
Seekonk
Randolph
Lowell
Watertown
West Yarmouth
Woburn
Saco
Seabrook
Salem
Brookline
Fall River

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Top 5 airlines flying from Louisville to Boston

Discover the top 5 airlines that operate flights from Louisville to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$121Average$221FlexibilityNo cancel feeOn-time65%
DeltaCheapest$198Average$350FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$209Average$354FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$238Average$331FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$288Average$406FlexibilityNo cancel feeOn-time63%
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