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$79+ Cheap flights from Maine to Louisville (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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SDF
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Maine to Louisville

Keep the following information in mind while searching for Maine to Louisville flight deals. Data was last updated July 3, 2025.

Round-trip from

$237
(Southwest)

One-way from

$79
(FlightHub)

Popular in

February

Cheapest in

June

Average price

$532
From Maine to Louisville Intl
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One-way flight from Maine to Louisville Intl
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Highest demand for flights based on searches. 7% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Maine to Louisville

Cheapest flights from Maine to Louisville
Explore the most affordable flight options available from Maine to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Southwest deal was found by Cheapflights users on 7/3. 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.
Mon 9/85:50 amPWM - SDF
1 stop6h 40mSouthwest
Wed 9/105:30 amSDF - PWM
1 stop4h 20mSouthwest
Deal found 7/3$237
This Delta deal was found by Cheapflights users on 7/2. 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.
Sat 8/236:00 amBGR - SDF
1 stop7h 18mDelta
Tue 8/266:00 amSDF - BGR
1 stop5h 35mDelta
Deal found 7/2$259
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Fri 7/49:30 amBOS - SDF
Nonstop2h 38mAmerican Airlines
Sat 7/54:00 pmSDF - BOS
Nonstop2h 28mAmerican Airlines
Deal found 7/1$275
This Mytrip deal was found by Cheapflights users on 7/1. 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 7/258:39 pmBOS - SDF
2 stops24h 09mSpirit Airlines
Thu 7/316:53 pmSDF - BOS
1 stop14h 05mSpirit Airlines
Deal found 7/1$276
This Mytrip deal was found by Cheapflights users on 7/2. 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.
Sun 7/276:10 amBOS - SDF
3 stops31h 45mMultiple Airlines
Wed 7/309:46 amSDF - BOS
1 stop9h 48mMultiple Airlines
Deal found 7/2$286
This Delta deal was found by Cheapflights users on 7/1. 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.
Fri 8/1512:50 pmBOS - SDF
Nonstop2h 42mDelta
Mon 8/184:25 pmSDF - BOS
Nonstop2h 38mDelta
Deal found 7/1$297
This Southwest deal was found by Cheapflights users on 7/3. 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.
Wed 9/1010:50 amBOS - SDF
2 stops7h 35mSouthwest
Sun 9/145:45 amSDF - BOS
1 stop6h 35mSouthwest
Deal found 7/3$299
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Tue 7/155:30 amBOS - SDF
1 stop4h 57mUnited Airlines
Wed 8/66:30 amSDF - BOS
1 stop7h 10mUnited Airlines
Deal found 7/2$302
This American Airlines deal was found by Cheapflights users on 7/1. 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.
Mon 7/285:45 amBGR - SDF
1 stop4h 40mAmerican Airlines
Mon 8/43:34 pmSDF - BGR
1 stop7h 24mAmerican Airlines
Deal found 7/1$309
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Fri 7/256:01 pmPWM - SDF
1 stop6h 29mAmerican Airlines
Wed 7/307:24 pmSDF - PWM
1 stop4h 35mAmerican Airlines
Deal found 7/2$342
This Delta deal was found by Cheapflights users on 7/2. 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.
Fri 7/256:54 pmPWM - SDF
1 stop5h 38mDelta
Wed 7/306:00 amSDF - PWM
2 stops7h 20mDelta
Deal found 7/2$388
This United Airlines deal was found by Cheapflights users on 7/2. 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 7/176:10 amPWM - SDF
1 stop7h 14mUnited Airlines
Mon 7/218:40 amSDF - PWM
1 stop5h 44mUnited Airlines
Deal found 7/2$427

Cheapflights Fare Finder

Customize your flight search to find flights from Maine 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 July 3, 2025.
Use the filters below to find and compare flights from Maine to Louisville that are best for you.

Fly from

Maine

Fly to

Louisville

Route

Depart

Return

Price

PortlandLouisville

PWM - SDF

PWMSDF

Portland

Mon 9/8

5:50 am-12:30 pm

1 stop6h 40m

Louisville Intl

Wed 9/10

5:30 am-9:50 am

1 stop4h 20m

$237

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Sat 8/23

6:00 am-1:18 pm

1 stop7h 18m

Louisville Intl

Tue 8/26

6:00 am-11:35 am

1 stop5h 35m

$259

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Fri 7/25

8:39 pm-8:48 pm

2 stops24h 09m

Louisville Intl

Thu 7/31

6:53 pm-8:58 am

1 stop14h 05m

$276

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Wed 9/10

10:31 am-1:03 pm

Nonstop2h 32m

Louisville Intl

Mon 9/15

7:31 pm-11:35 pm

1 stop4h 04m

$278

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Sun 7/27

6:10 am-1:55 pm

3 stops31h 45m

Louisville Intl

Wed 7/30

9:46 am-7:34 pm

1 stop9h 48m

$286

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Fri 8/15

12:50 pm-3:32 pm

Nonstop2h 42m

Louisville Intl

Wed 8/20

4:25 pm-7:03 pm

Nonstop2h 38m

$297

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Wed 9/10

10:50 am-6:25 pm

2 stops7h 35m

Louisville Intl

Sun 9/14

5:45 am-12:20 pm

1 stop6h 35m

$299

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Tue 7/15

5:30 am-10:27 am

1 stop4h 57m

Louisville Intl

Wed 8/6

6:30 am-1:40 pm

1 stop7h 10m

$302

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Mon 7/28

5:45 am-10:25 am

1 stop4h 40m

Louisville Intl

Mon 8/4

3:34 pm-10:58 pm

1 stop7h 24m

$309

PortlandLouisville

PWM - SDF

PWMSDF

Portland

Fri 7/25

6:01 pm-12:30 am

1 stop6h 29m

Louisville Intl

Wed 7/30

7:24 pm-11:59 pm

1 stop4h 35m

$342

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 30 results
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Best time to book a flight from Maine to Louisville

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

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

Currently, January is the cheapest month in which you can book a flight from Maine to Louisville (average of $299). Flying from Maine 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 ME to SDF?

Find hourly flight availability from Maine 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 July 3, 2025.

When flying from Maine to Louisville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 July 3, 2025.
Read through reviews of airlines operating flights from Maine to Louisville, such as Breeze Airways, Southwest, and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
183 reviews

Comfort

8.2

Boarding

8.3

Overall

8.1

Entertainment

6.6

Crew

8.8

Food

6.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
183 reviews
Breeze Airways
8.1
Very good
183 reviews

Comfort

8.2

Boarding

8.3

Overall

8.1

Entertainment

6.6

Crew

8.8

Food

6.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,270 reviews
Breeze Airways
8.1
Very good
183 reviews

Comfort

8.2

Boarding

8.3

Overall

8.1

Entertainment

6.6

Crew

8.8

Food

6.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Delta
8.0
Very good
7,970 reviews
Breeze Airways
8.1
Very good
183 reviews

Comfort

8.2

Boarding

8.3

Overall

8.1

Entertainment

6.6

Crew

8.8

Food

6.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
United Airlines
7.4
Good
8,845 reviews
Breeze Airways
8.1
Very good
183 reviews

Comfort

8.2

Boarding

8.3

Overall

8.1

Entertainment

6.6

Crew

8.8

Food

6.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
American Airlines
7.2
Good
10,000 reviews
Breeze Airways
8.1
Very good
183 reviews

Comfort

8.2

Boarding

8.3

Overall

8.1

Entertainment

6.6

Crew

8.8

Food

6.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Related info for your journey

Find useful and relevant information for your journey from Maine to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Louisville from Maine?

    Louisville Intl (SDF) is the airport you will fly into if you book a flight from Maine to Louisville. It is only a 5.3 mi journey from Louisville Intl (SDF) to Louisville’s city center.

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

    The cheapest airlines for a one-way flight from Maine to Louisville are Spirit Airlines ($79), Southwest ($124), and Delta ($131).

  • What are the most popular routes from Maine to Louisville?

    The most popular route from Maine to Louisville is Boston Logan Intl - Louisville Intl. You may also consider Portland - Louisville Intl or Bangor - Louisville Intl.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Maine to Louisville (average of $299). Flying from Maine 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 Maine?

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

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Alternative routes for Maine to Louisville

See prices for flight routes from nearby airports that may be better suited for you.
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George Bush Intcntl to Knoxville flights
John F Kennedy Intl to Knoxville flights
Detroit to Nashville flights
Dallas/Fort Worth to Knoxville flights
Reagan-National to Cincinnati flights
Miami to Nashville flights
Boston to Louisville flights

Top 4 airlines flying from Maine to Louisville

Discover the top 4 airlines that operate flights from Maine 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$224Average$386FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$263Average$371FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$281Average$457FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$291Average$417FlexibilityNo cancel feeOn-time63%

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