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Maine

$93+ 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PWM
feb. 26 — mar. 51
jue. 2/26
jue. 3/5
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 enero 27, 2026.

This Priceline deal was found by Cheapflights users on 1/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/123:33 pm
SDF
-
BOS
1 stop8h 26m
Spirit Airlines
mar. 3/245:40 am
BOS
-
SDF
1 stop6h 39m
Spirit Airlines
Deal found 1/25$185
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
mar. 2/173:33 pm
SDF
-
BOS
1 stop8h 11m
Spirit Airlines
mié. 2/186:10 pm
BOS
-
SDF
1 stop20h 28m
Spirit Airlines
Deal found 1/26$207
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
mar. 2/173:33 pm
SDF
-
BOS
1 stop8h 11m
Multiple Airlines
jue. 2/196:10 pm
BOS
-
SDF
1 stop14h 30m
Multiple Airlines
Deal found 1/25$208
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
lun. 2/169:30 am
SDF
-
BOS
1 stop24h 56m
Multiple Airlines
mié. 2/186:10 pm
BOS
-
SDF
1 stop20h 28m
Multiple Airlines
Deal found 1/26$221
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
sáb. 2/1412:00 pm
SDF
-
BOS
1 stop11h 44m
Multiple Airlines
jue. 2/196:10 pm
BOS
-
SDF
1 stop14h 30m
Multiple Airlines
Deal found 1/25$224
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
mar. 2/173:33 pm
SDF
-
BOS
1 stop8h 11m
Spirit Airlines
vie. 2/201:59 pm
BOS
-
SDF
1 stop21h 06m
Spirit Airlines
Deal found 1/25$226
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
lun. 2/161:19 pm
SDF
-
BOS
1 stop22h 18m
Spirit Airlines
mié. 2/186:10 pm
BOS
-
SDF
1 stop20h 28m
Spirit Airlines
Deal found 1/26$227
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
lun. 2/239:30 am
SDF
-
BOS
2 stops39h 43m
Multiple Airlines
lun. 3/26:10 pm
BOS
-
SDF
1 stop20h 28m
Multiple Airlines
Deal found 1/26$228
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
dom. 2/153:33 pm
SDF
-
BOS
1 stop8h 11m
Multiple Airlines
jue. 2/196:10 pm
BOS
-
SDF
1 stop14h 30m
Multiple Airlines
Deal found 1/25$230
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
mié. 2/181:19 pm
SDF
-
BOS
2 stops21h 07m
Multiple Airlines
jue. 2/196:10 pm
BOS
-
SDF
1 stop14h 30m
Multiple Airlines
Deal found 1/25$231
This Priceline deal was found by Cheapflights users on 1/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/33:36 pm
SDF
-
BOS
1 stop8h 21m
Spirit Airlines
mar. 2/105:34 am
BOS
-
SDF
1 stop9h 07m
Spirit Airlines
Deal found 1/27$232
This Delta deal was found by Cheapflights users on 1/26. 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.
dom. 4/56:35 am
SDF
-
PWM
1 stop4h 29m
Delta
mié. 4/85:23 am
PWM
-
SDF
1 stop6h 35m
Delta
Deal found 1/26$265

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 enero 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$185
(Priceline)

One-way from

$93
(Priceline)

Popular in

December

Cheapest in

January

Average price

$283
Provider with most accurate pricing for Louisville Intl-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Portland 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. 11% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 enero 27, 2026.
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

LouisvillePortland

SDF - PWM

SDFPWM

Louisville Intl

vie. 4/10

5:35 pm-11:22 pm

1 stop5h 47m

Portland

mar. 4/14

6:00 am-1:31 pm

1 stop7h 31m

$265

LouisvillePortland

SDF - PWM

SDFPWM

Louisville Intl

mar. 4/7

5:04 pm-11:12 pm

1 stop6h 08m

Portland

mar. 4/14

6:00 am-10:48 am

1 stop4h 48m

$265

LouisvillePortland

SDF - PWM

SDFPWM

Louisville Intl

lun. 4/6

5:04 pm-11:12 pm

1 stop6h 08m

Portland

mié. 4/8

5:23 am-11:58 am

1 stop6h 35m

$265

LouisvillePortland

SDF - PWM

SDFPWM

Louisville Intl

dom. 4/5

6:35 am-11:04 am

1 stop4h 29m

Portland

mié. 4/8

5:23 am-11:58 am

1 stop6h 35m

$265

LouisvillePortland

SDF - PWM

SDFPWM

Louisville Intl

dom. 4/5

6:35 am-11:04 am

1 stop4h 29m

Portland

mar. 4/14

6:00 am-1:31 pm

1 stop7h 31m

$265

LouisvillePortland

SDF - PWM

SDFPWM

Louisville Intl

jue. 4/9

5:35 pm-11:22 pm

1 stop5h 47m

Portland

mar. 4/14

4:42 pm-9:18 pm

1 stop4h 36m

$265

LouisvillePortland

SDF - PWM

SDFPWM

Louisville Intl

lun. 4/6

2:17 pm-11:22 pm

2 stops9h 05m

Portland

mar. 4/14

4:42 pm-9:18 pm

1 stop4h 36m

$270

LouisvillePortland

SDF - PWM

SDFPWM

Louisville Intl

mié. 4/8

5:35 pm-11:22 pm

1 stop5h 47m

Portland

mar. 4/14

6:00 am-4:42 pm

2 stops10h 42m

$270

LouisvillePortland

SDF - PWM

SDFPWM

Louisville Intl

mar. 4/7

7:45 am-12:09 pm

1 stop4h 24m

Portland

lun. 4/13

2:51 pm-11:59 pm

2 stops9h 08m

$270

LouisvilleBoston

SDF - BOS

SDFBOS

Louisville Intl

mar. 4/7

1:56 pm-4:15 pm

Nonstop2h 19m

Boston Logan Intl

mar. 4/14

10:39 am-1:20 pm

Nonstop2h 41m

$295

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 40 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 $156). Flying from Louisville to Maine in December is currently the most expensive (average of $291). 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.

How much does it cost to fly round-trip from Louisville to Maine?

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 enero 27, 2026.
Peruse reviews from past customers who have flown with Southwest, Delta, and United 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
8.0
Very good
4,268 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

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
8.0
Very good
4,268 reviews
Southwest
8.0
Very good
4,268 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

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
8,118 reviews
Southwest
8.0
Very good
4,268 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

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
United Airlines
7.4
Good
9,205 reviews
Southwest
8.0
Very good
4,268 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

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
11,197 reviews
Southwest
8.0
Very good
4,268 reviews

Entertainment

7.5

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Boarding

8.1

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 4h 55m. Delta provides one of the quickest options available for as low as $305. 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 $156). Flying from Louisville to Maine in December is currently the most expensive (average of $291). 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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Alternative routes for Louisville to Maine

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 Maine

Discover the top 4 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 enero 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$236Average$395FlexibilityNo cancel feeOn-time71%
DeltaCheapest$258Average$358FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$283Average$599FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$296Average$436FlexibilityNo cancel feeOn-time63%

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