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$82+ 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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SDF
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$276
(FlightHub)

One-way from

$82
(Priceline)

Popular in

July

Cheapest in

January

Average price

$424
Provider with most accurate pricing for Portland-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for Portland-Louisville Intl flights.
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From Maine to Louisville Intl
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One-way flight from Maine to Louisville Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($92 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 28, 2025.

This FlightHub deal was found by Cheapflights users on 3/27. 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.
Fri 4/252:12 pmBOS - SDF
1 stop8h 05mSpirit Airlines
Tue 4/295:05 amSDF - BOS
1 stop6h 19mSpirit Airlines
Deal found 3/27$276
This Mytrip deal was found by Cheapflights users on 3/27. 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 4/127:48 pmBOS - SDF
2 stops26h 29mMultiple Airlines
Mon 4/146:19 pmSDF - BOS
2 stops28h 39mMultiple Airlines
Deal found 3/27$278
This American Airlines deal was found by Cheapflights users on 3/27. 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 4/2910:00 amBOS - SDF
1 stop8h 46mAmerican Airlines
Sat 5/35:07 pmSDF - BOS
Nonstop2h 25mAmerican Airlines
Deal found 3/27$280
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 5/712:08 pmPWM - SDF
1 stop10h 53mAmerican Airlines
Tue 5/136:25 pmSDF - PWM
1 stop4h 20mAmerican Airlines
Deal found 3/27$281
This Delta deal was found by Cheapflights users on 3/27. 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.
Mon 5/510:35 amBOS - SDF
Nonstop2h 40mDelta
Thu 5/82:55 pmSDF - BOS
Nonstop2h 36mDelta
Deal found 3/27$295
This Delta deal was found by Cheapflights users on 3/27. 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 5/71:40 pmPWM - SDF
2 stops6h 56mDelta
Tue 5/136:00 amSDF - PWM
1 stop6h 57mDelta
Deal found 3/27$302
This Southwest deal was found by Cheapflights users on 3/27. 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 6/111:10 pmBOS - SDF
2 stops8h 50mSouthwest
Mon 6/166:20 amSDF - BOS
1 stop5h 00mSouthwest
Deal found 3/27$324
This United deal was found by Cheapflights users on 3/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2912:25 pmBOS - SDF
1 stop10h 05mUnited Airlines
Sat 5/36:00 amSDF - BOS
2 stops6h 58mUnited Airlines
Deal found 3/27$344
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Fri 4/117:00 amBGR - SDF
1 stop7h 03mUnited Airlines
Tue 4/157:29 amSDF - BGR
2 stops11h 11mUnited Airlines
Deal found 3/27$528
This Southwest deal was found by Cheapflights users on 3/27. 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 4/184:40 pmPWM - SDF
1 stop6h 35mSouthwest
Mon 4/216:15 pmSDF - PWM
1 stop5h 05mSouthwest
Deal found 3/27$533
This United Airlines deal was found by Cheapflights users on 3/27. 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 4/1711:45 amPWM - SDF
1 stop5h 15mUnited Airlines
Mon 4/216:00 amSDF - PWM
1 stop3h 52mUnited Airlines
Deal found 3/27$672

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 March 28, 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

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Fri 4/25

2:12 pm-10:17 pm

1 stop8h 05m

Louisville Intl

Tue 4/29

5:05 am-11:24 am

1 stop6h 19m

$276

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Fri 5/2

9:05 pm-10:17 pm

2 stops25h 12m

Louisville Intl

Mon 5/5

6:19 pm-10:58 pm

2 stops28h 39m

$277

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Tue 4/29

10:00 am-6:46 pm

1 stop8h 46m

Louisville Intl

Sat 5/3

5:07 pm-7:32 pm

Nonstop2h 25m

$280

PortlandLouisville

PWM - SDF

PWMSDF

Portland

Wed 5/7

12:08 pm-11:01 pm

1 stop10h 53m

Louisville Intl

Tue 5/13

6:25 pm-10:45 pm

1 stop4h 20m

$281

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Mon 5/5

10:35 am-1:15 pm

Nonstop2h 40m

Louisville Intl

Thu 5/8

2:55 pm-5:31 pm

Nonstop2h 36m

$295

PortlandLouisville

PWM - SDF

PWMSDF

Portland

Wed 5/7

1:40 pm-8:36 pm

2 stops6h 56m

Louisville Intl

Tue 5/13

6:00 am-12:57 pm

1 stop6h 57m

$302

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Wed 6/11

1:10 pm-10:00 pm

2 stops8h 50m

Louisville Intl

Mon 6/16

6:20 am-11:20 am

1 stop5h 00m

$324

BostonLouisville

BOS - SDF

BOSSDF

Boston Logan Intl

Tue 4/29

12:25 pm-10:30 pm

1 stop10h 05m

Louisville Intl

Sat 5/3

6:00 am-12:58 pm

2 stops6h 58m

$344

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Fri 4/11

7:00 am-2:03 pm

1 stop7h 03m

Louisville Intl

Tue 4/15

7:29 am-6:40 pm

2 stops11h 11m

$528

PortlandLouisville

PWM - SDF

PWMSDF

Portland

Fri 4/18

4:40 pm-11:15 pm

1 stop6h 35m

Louisville Intl

Mon 4/21

6:15 pm-11:20 pm

1 stop5h 05m

$533

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 20 results
1
2

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 March 28, 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.

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 March 28, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta and United Airlines from Maine to Louisville to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,897 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Spirit Airlines
6.3
Okay
7,882 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 ($82), Delta ($138), and Southwest ($148).

  • 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
Jeffersonville
Corydon
Elizabethtown
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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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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$224Average$395FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$273Average$402FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$291Average$387FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$296Average$457FlexibilityNo cancel feeOn-time69%
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