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$76+ Cheap flights from Baltimore to Louisville (BWI - SDF)

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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SDF
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Find cheap flights from Baltimore to Louisville 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

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3. Compare prices and book

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Cheapflights Tip: The best prices from Baltimore/Washington to Louisville Intl are usually found in March or October, booked 35 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from Baltimore to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Louisville (SDF). 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 May 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$189
(American Airlines)

One-way from

$76
(Cheapflightsfares)

Popular in

May

Cheapest in

March

Average price

$373
Provider with most accurate pricing for Baltimore/Washington-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Louisville Intl flights.
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From Baltimore/Washington to Louisville Intl
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One-way flight from Baltimore/Washington to Louisville Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Baltimore to Louisville

Cheapest flights from Baltimore to Louisville
Explore the most affordable flight options available from Baltimore to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This CheapOair deal was found by Cheapflights users on 4/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/236:35 pmBWI - SDF
1 stop18h 37mSpirit Airlines
Mon 5/2612:07 pmSDF - BWI
1 stop22h 57mSpirit Airlines
Deal found 4/30$165
This Southwest deal was found by Cheapflights users on 4/29. 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.
Tue 6/109:45 pmBWI - SDF
Nonstop1h 45mSouthwest
Fri 6/1310:50 amSDF - BWI
Nonstop1h 35mSouthwest
Deal found 4/29$209
This Delta deal was found by Cheapflights users on 4/30. 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.
Thu 7/108:18 amBWI - SDF
1 stop5h 58mDelta
Mon 7/143:21 pmSDF - BWI
1 stop5h 27mDelta
Deal found 4/30$229
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 6/147:49 pmBWI - SDF
1 stop4h 10mAmerican Airlines
Sat 6/218:11 pmSDF - BWI
1 stop3h 59mAmerican Airlines
Deal found 4/30$230
This Mytrip deal was found by Cheapflights users on 4/30. 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 6/611:54 amBWI - SDF
2 stops32h 55mMultiple Airlines
Mon 6/912:07 pmSDF - BWI
1 stop12h 11mMultiple Airlines
Deal found 4/30$231
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/16:45 amBWI - SDF
1 stop6h 40mUnited Airlines
Wed 5/72:00 pmSDF - BWI
1 stop7h 37mUnited Airlines
Deal found 4/30$471

Cheapflights Fare Finder

Customize your flight search to find flights from Baltimore to Louisville 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 May 1, 2025.
Use the filters below to find and compare flights from Baltimore to Louisville that are best for you.

Fly from

Baltimore

Fly to

Louisville

Route

Depart

Return

Price

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Fri 5/23

6:35 pm-1:12 pm

1 stop18h 37m

Louisville Intl

Mon 5/26

12:07 pm-11:04 am

1 stop22h 57m

$165

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Tue 6/10

9:45 pm-11:30 pm

Nonstop1h 45m

Louisville Intl

Fri 6/13

10:50 am-12:25 pm

Nonstop1h 35m

$209

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Thu 7/10

8:18 am-2:16 pm

1 stop5h 58m

Louisville Intl

Mon 7/14

3:21 pm-8:48 pm

1 stop5h 27m

$229

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Sat 6/14

7:49 pm-11:59 pm

1 stop4h 10m

Louisville Intl

Sat 6/21

8:11 pm-12:10 am

1 stop3h 59m

$230

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Fri 6/6

11:54 am-8:49 pm

2 stops32h 55m

Louisville Intl

Mon 6/9

12:07 pm-12:18 am

1 stop12h 11m

$231

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Tue 9/23

5:30 pm-10:24 pm

1 stop4h 54m

Louisville Intl

Thu 9/25

10:55 am-5:19 pm

1 stop6h 24m

$346

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Fri 5/30

6:20 am-11:02 am

1 stop4h 42m

$76

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Tue 6/3

6:41 am-8:44 am

1 stop26h 03m

$94

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Sat 5/24

9:50 pm-11:35 pm

Nonstop1h 45m

$105

BaltimoreLouisville

BWI - SDF

BWISDF

Baltimore/Washington

Wed 6/25

6:00 am-9:49 am

1 stop3h 49m

$111

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 11 results
1
2

Compare providers for flights from Baltimore to Louisville

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 Baltimore to Louisville in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

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

Have a flexible travel schedule? Discover the best time to fly to Louisville from Baltimore 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 Baltimore to Louisville

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

Use this chart to determine the optimal time to book a round-trip flight from Baltimore to Louisville. Price data was last updated on April 25, 2025.

The best time to book flights from Baltimore to Louisville is 35 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Baltimore to Louisville (average of $299). Flying from Baltimore to Louisville in April is currently the most expensive (average of $369). 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 BWI to SDF?

Find hourly flight availability from Baltimore to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

When flying from Baltimore to Louisville, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 53% versus a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Baltimore to Louisville. Price data was last updated on March 30, 2025.

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

Rainfall in Louisville by month

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

In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.

Temperature in Louisville by month

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

If weather is an important factor for your trip to Louisville, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Louisville

Get insights into the airlines that provide service to Louisville. 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 Louisville. Reviews last updated May 1, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta and United Airlines from Baltimore to Louisville to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,294 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,934 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Spirit Airlines
6.3
Okay
7,963 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Louisville. 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 Baltimore to Louisville?

    If you book a flight from Baltimore to Louisville, you will be flying from Baltimore/Washington to Louisville Intl. Flights to Louisville Intl (SDF) from Baltimore/Washington (BWI) take 1h 40m for a nonstop flight. There is 1 flight from Baltimore/Washington to Louisville per day from 4 airlines.

  • How popular is this Baltimore to Louisville flight route?

    The Baltimore/Washington to Louisville Intl flight path was viewed by 5 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 Baltimore to Louisville round-trip?

    Currently priced at $189, American Airlines will fly you from Baltimore to Louisville and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and Southwest - these airlines can fly you to your destination from $207 and $209, respectively. Users have found that American Airlines is 42% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $76. However, be on the lookout for offers from American Airlines and Southwest, as they are both options that can get you from Baltimore to Louisville for a low price.

  • What are the cheapest flights from Baltimore to Louisville?

    The cheapest flight price from Baltimore to Louisville is $194. On average you can expect to pay $343. The most popular route, (Baltimore/Washington - Louisville Intl), can usually be booked for $204.

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

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

  • How can I find direct flights from Baltimore to Louisville?

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

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

    Yes. Cheapflights offers flight deals from Baltimore to Louisville 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 Baltimore to Louisville?

    Currently, January is the cheapest month in which you can book a flight from Baltimore to Louisville (average of $299). Flying from Baltimore to Louisville in April is currently the most expensive (average of $369). 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 Baltimore?

Book flights to Baltimore if you plan to visit one of these locations
Jeffersonville
Corydon
Elizabethtown
Bardstown

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Top 4 airlines flying from Baltimore to Louisville

Discover the top 4 airlines that operate flights from Baltimore to Louisville. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$199Average$280FlexibilityNo cancel feeOn-time69%
DeltaCheapest$222Average$394FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$237Average$325FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$264Average$359FlexibilityNo cancel feeOn-time71%

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