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Maine

$81+ Cheap flights from Louisville (SDF) to Maine

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PWM
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Louisville to Maine

Cheapest flights from Louisville to Maine
Explore the most affordable flight options available from Louisville to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Delta deal was found by Cheapflights users on 12/12. 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 12/314:49 pmSDF - PWM
1 stop5h 54mDelta
Tue 1/66:17 amPWM - SDF
2 stops10h 30mDelta
Deal found 12/12$298
This American Airlines deal was found by Cheapflights users on 12/11. 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 12/317:00 amSDF - BGR
1 stop6h 08mAmerican Airlines
Tue 1/612:39 pmBGR - SDF
1 stop8h 37mAmerican Airlines
Deal found 12/11$324
This American Airlines deal was found by Cheapflights users on 12/10. 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 12/201:00 pmSDF - BOS
Nonstop2h 28mAmerican Airlines
Wed 12/3110:44 amBOS - SDF
1 stop11h 10mAmerican Airlines
Deal found 12/10$339
This American Airlines deal was found by Cheapflights users on 12/11. 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 12/2410:30 amSDF - BOS
Nonstop2h 28mAmerican Airlines
Sun 1/47:00 amBOS - SDF
Nonstop2h 58mAmerican Airlines
Deal found 12/11$357
This American Airlines deal was found by Cheapflights users on 12/11. 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 12/2410:30 amSDF - BOS
Nonstop2h 28mAmerican Airlines
Sun 12/287:00 amBOS - SDF
Nonstop2h 58mAmerican Airlines
Deal found 12/11$362
This American Airlines deal was found by Cheapflights users on 12/12. 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 12/317:00 amSDF - BGR
1 stop6h 08mAmerican Airlines
Mon 1/53:39 pmBGR - SDF
1 stop6h 02mAmerican Airlines
Deal found 12/12$369
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:05 amSDF - BOS
1 stop18h 52mMultiple Airlines
Sun 1/45:45 amBOS - SDF
2 stops27h 13mMultiple Airlines
Deal found 12/10$370
This American Airlines deal was found by Cheapflights users on 12/10. 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 12/1310:38 amSDF - BOS
Nonstop2h 22mAmerican Airlines
Sat 12/209:46 amBOS - SDF
Nonstop2h 44mAmerican Airlines
Deal found 12/10$377
This United Airlines deal was found by Cheapflights users on 12/11. 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 12/313:44 pmSDF - PWM
1 stop7h 38mUnited Airlines
Mon 1/54:10 pmPWM - SDF
1 stop6h 20mUnited Airlines
Deal found 12/11$383
This Mytrip deal was found by Cheapflights users on 12/10. 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 12/208:44 pmSDF - BOS
1 stop12h 51mMultiple Airlines
Wed 12/3112:29 pmBOS - SDF
2 stops11h 30mMultiple Airlines
Deal found 12/10$390
This American Airlines deal was found by Cheapflights users on 12/11. 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 12/317:00 amSDF - PWM
1 stop5h 10mAmerican Airlines
Sun 1/45:45 amPWM - SDF
1 stop5h 03mAmerican Airlines
Deal found 12/11$391
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Sat 12/276:11 pmSDF - BOS
1 stop6h 34mUnited Airlines
Sat 1/36:01 amBOS - SDF
1 stop7h 12mUnited Airlines
Deal found 12/11$397

Find flight deals from Louisville to Maine

Keep the following information in mind while searching for Louisville to Maine flight deals. Data was last updated December 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$161
(Priceline)

One-way from

$81
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$377
Provider with most accurate pricing for Louisville Intl-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Boston Logan Intl flights.
Search Deals
From Louisville Intl to Maine
Search Deals
One-way flight from Louisville Intl to Maine
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($5 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Maine 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 December 12, 2025.
Use the filters below to find and compare flights from Louisville to Maine that are best for you.

Fly from

Louisville

Fly to

Maine

Route

Depart

Return

Price

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Thu 1/29

3:36 pm-2:38 pm

3 stops23h 02m

Boston Logan Intl

Tue 2/3

5:34 am-2:41 pm

1 stop9h 07m

$233

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Tue 2/24

12:30 pm-2:41 pm

Nonstop2h 11m

Boston Logan Intl

Wed 3/11

10:37 am-1:16 pm

Nonstop2h 39m

$275

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Wed 2/25

12:30 pm-2:41 pm

Nonstop2h 11m

Boston Logan Intl

Wed 3/11

10:37 am-1:16 pm

Nonstop2h 39m

$275

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Sat 4/11

1:56 pm-4:15 pm

Nonstop2h 19m

Boston Logan Intl

Wed 4/15

12:30 pm-3:10 pm

Nonstop2h 40m

$275

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Sat 1/31

4:42 pm-11:57 pm

1 stop7h 15m

Boston Logan Intl

Tue 2/3

7:00 am-10:00 am

Nonstop3h 00m

$285

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Fri 1/30

10:35 am-1:04 pm

Nonstop2h 29m

Boston Logan Intl

Wed 2/4

9:51 am-6:39 pm

1 stop8h 48m

$288

LouisvillePortland

SDF - PWM

SDFPWM

Louisville Intl

Wed 1/14

3:37 pm-10:27 pm

1 stop6h 50m

Portland

Sun 1/18

5:30 am-11:37 am

1 stop6h 07m

$293

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Sun 2/15

3:33 pm-11:57 pm

1 stop8h 24m

Boston Logan Intl

Thu 2/19

5:40 am-2:38 pm

1 stop8h 58m

$297

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Sat 4/18

4:45 pm-7:01 pm

Nonstop2h 16m

Boston Logan Intl

Mon 4/20

1:28 pm-4:15 pm

Nonstop2h 47m

$304

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

Thu 1/29

12:57 pm-3:11 pm

Nonstop2h 14m

Boston Logan Intl

Tue 2/3

9:27 am-12:14 pm

Nonstop2h 47m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 41 results
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Best time to book a flight from Louisville to Maine

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

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

Currently, August is the cheapest month in which you can book a flight from Louisville to Maine (average of $155). Flying from Louisville to Maine in December 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 ME?

Find hourly flight availability from Louisville to Maine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Louisville to Maine in the evening. If you’re flexible enough to do this you can expect to save up to 49% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Maine

Get insights into the airlines that provide service to Maine. 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 Maine. Reviews last updated December 12, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Louisville to Maine to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,008 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,050 reviews
Southwest
7.9
Good
4,253 reviews

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

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

    For a flight from Louisville to Maine, you will be flying from Louisville Intl. Louisville Intl (SDF) is just 5.3 mi from the center of the city.

  • How long is the flight from Louisville to Maine?

    A quick flight from Louisville to Maine can take about 2h 11m. Spirit Airlines provides one of the quickest options available for as low as $275. The distance between Louisville and Maine is about 827 mi. This flight may include one or multiple stops.

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

    The most popular flight routes from Louisville to Maine are Louisville Intl - Boston Logan Intl, Louisville Intl - Portland and Louisville Intl - Bangor.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Louisville to Maine (average of $155). Flying from Louisville to Maine in December 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.

See more FAQs

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Top 3 airlines flying from Louisville to Maine

Discover the top 3 airlines that operate flights from Louisville to Maine. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$236Average$400FlexibilityNo cancel feeOn-time71%
DeltaCheapest$258Average$360FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$296Average$446FlexibilityNo cancel feeOn-time63%

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