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$104+ Cheap flights from Louisville to Baltimore (SDF - BWI)

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.
SDF — BWI
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheapflights Tip: The best prices from Louisville Intl to Baltimore/Washington are usually found in July or May, booked 35 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from Louisville to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Baltimore (BWI). 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 April 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$209
(Southwest)

One-way from

$104
(Mytrip)

Popular in

January

Cheapest in

July

Average price

$367
Provider with most accurate pricing for Louisville Intl-Baltimore/Washington flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Baltimore/Washington flights.
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From Louisville Intl to Baltimore/Washington
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One-way flight from Louisville Intl to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($37 potential increase over avg. RT price).
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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 April 2025
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Find flight deals from Louisville to Baltimore

Cheapest flights from Louisville to Baltimore
Explore the most affordable flight options available from Louisville to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Southwest deal was found by Cheapflights users on 4/22. 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.
Fri 5/236:15 pmSDF - BWI
Nonstop1h 40mSouthwest
Mon 5/269:30 pmBWI - SDF
Nonstop1h 45mSouthwest
Deal found 4/22$209
This American Airlines deal was found by Cheapflights users on 4/23. 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 5/1711:51 amSDF - BWI
1 stop5h 54mAmerican Airlines
Tue 5/205:27 pmBWI - SDF
1 stop4h 26mAmerican Airlines
Deal found 4/23$221
This Mytrip deal was found by Cheapflights users on 4/22. 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.
Sat 5/2412:04 pmSDF - BWI
2 stops10h 37mMultiple Airlines
Mon 5/266:20 amBWI - SDF
1 stop4h 42mMultiple Airlines
Deal found 4/22$245
This Mytrip deal was found by Cheapflights users on 4/22. 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 5/232:07 pmSDF - BWI
2 stops20h 52mSpirit Airlines
Mon 5/266:20 amBWI - SDF
1 stop4h 42mSpirit Airlines
Deal found 4/22$261
This Delta deal was found by Cheapflights users on 4/23. 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 5/78:05 amSDF - BWI
1 stop4h 42mDelta
Wed 5/76:18 pmBWI - SDF
1 stop4h 25mDelta
Deal found 4/23$291
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 5/77:00 amSDF - BWI
1 stop7h 16mUnited Airlines
Sat 5/106:45 amBWI - SDF
1 stop6h 40mUnited Airlines
Deal found 4/23$351

Cheapflights Fare Finder

Customize your flight search to find flights from Louisville to Baltimore 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 April 24, 2025.
Use the filters below to find and compare flights from Louisville to Baltimore that are best for you.

Fly from

Louisville

Fly to

Baltimore

Route

Depart

Return

Price

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Fri 5/23

6:15 pm-7:55 pm

Nonstop1h 40m

Baltimore/Washington

Mon 5/26

9:30 pm-11:15 pm

Nonstop1h 45m

$209

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Sat 5/17

11:51 am-5:45 pm

1 stop5h 54m

Baltimore/Washington

Tue 5/20

5:27 pm-9:53 pm

1 stop4h 26m

$221

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Sat 5/24

12:04 pm-10:41 pm

2 stops10h 37m

Baltimore/Washington

Mon 5/26

6:20 am-11:02 am

1 stop4h 42m

$245

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Fri 5/23

2:07 pm-10:59 am

2 stops20h 52m

Baltimore/Washington

Mon 5/26

6:20 am-11:02 am

1 stop4h 42m

$261

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Thu 7/24

7:00 am-1:48 pm

1 stop6h 48m

Baltimore/Washington

Mon 7/28

5:20 pm-10:14 pm

1 stop4h 54m

$436

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Fri 5/30

2:07 pm-12:17 am

1 stop10h 10m

$104

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Sun 6/22

5:15 am-6:50 am

Nonstop1h 35m

$105

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Wed 5/28

8:05 pm-10:59 am

1 stop14h 54m

$106

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Wed 5/21

6:00 am-10:47 am

1 stop4h 47m

$111

LouisvilleBaltimore

SDF - BWI

SDFBWI

Louisville Intl

Sun 5/25

6:15 am-10:03 am

1 stop3h 48m

$145

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 11 results
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Compare providers for flights from Louisville to Baltimore

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 Baltimore in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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 Louisville-Baltimore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Baltimore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Baltimore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Baltimore flights, Cheapflights users trust eDreams the most. eDreams 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-Baltimore 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 Baltimore

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

Cheapflights Insights

Everything you need to know about your flight from Louisville to Baltimore

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

Use this chart to determine the optimal time to book a round-trip flight from Louisville to Baltimore. Price data was last updated on April 18, 2025.

The price you pay for your flight from Louisville to Baltimore may vary depending on when you book. For the best chance of a lower fare, look to book 35 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Louisville to Baltimore (average of $241). Flying from Louisville to Baltimore in March is currently the most expensive (average of $290). 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 BWI?

Find hourly flight availability from Louisville to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

It’s typically best to fly out from Louisville to Baltimore in the evening. Doing so could potentially save you 20% on the flight price compared to flying at noon, which is usually more expensive.

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

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

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

Rainfall in Baltimore by month

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

In terms of precipitation, rainfall in Baltimore ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Baltimore when rainfall is around 2.9 in.

Temperature in Baltimore by month

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

If weather is an important factor for your trip to Baltimore, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated April 24, 2025.
To help decide which airline to fly from Louisville to Baltimore, see what other customers have to say about Southwest, Delta and United Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.6

Food

7.1

Overall

8.0

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
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.6

Food

7.1

Overall

8.0

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
7,920 reviews
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.6

Food

7.1

Overall

8.0

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
8,685 reviews
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.6

Food

7.1

Overall

8.0

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
4,287 reviews

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.6

Food

7.1

Overall

8.0

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
7,940 reviews
Southwest
8.0
Very good
4,287 reviews

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.6

Food

7.1

Overall

8.0

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 Louisville to Baltimore. 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 Baltimore?

    Baltimore/Washington is the airport most travelers will use when flying to Baltimore from Louisville Intl. Booking flights from Louisville Intl (SDF) to Baltimore/Washington (BWI) should be relatively easy as there is 1 daily flight to Baltimore from 4 different airlines. 1h 35m is how long a flight from Louisville to Baltimore/Washington will take if you book a nonstop flight.

  • How popular is this Louisville to Baltimore flight route?

    This flight path from Louisville Intl to Baltimore/Washington was viewed by 21 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 Baltimore round-trip?

    Our cheapest airline available from Louisville to Baltimore is Southwest. Our recent data shows that you can find tickets from as low as $209 on this airline. Additional options worth looking into are American Airlines and Spirit Airlines, starting at $221 and $261 round-trip. Southwest is priced at 36% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $104. However, be on the lookout for offers from Southwest and Delta, as they are both options that can get you from Louisville to Baltimore for a low price.

  • What are the cheapest flights from Louisville to Baltimore?

    Looking at all options, your cheapest flight can be booked for $128. While the most popular route (Louisville Intl - Baltimore/Washington) can be booked for $209 on average our data indicates $303 when flying from Louisville to Baltimore.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Louisville to Baltimore (average of $241). Flying from Louisville to Baltimore in March is currently the most expensive (average of $290). 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.

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Alternative routes for Louisville to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Louisville to Baltimore

Discover the top 4 airlines that operate flights from Louisville to Baltimore. 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$166Average$340FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$169Average$198FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$225Average$314FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$238Average$329FlexibilityNo cancel feeOn-time63%

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