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$212+ Cheap flights from Bangor, ME to Louisville (BGR - 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 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
BGR — SDF
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Bangor to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Bangor (BGR) to Louisville (SDF). 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 August 14, 2025.

Round-trip from

$289
(American Airlines)

One-way from

$212
(Kiwi.com)

Popular in

May

Cheapest in

August

Average price

$303
From Bangor to Louisville Intl
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One-way flight from Bangor to Louisville Intl
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Highest demand for flights based on searches. 4% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Bangor to Louisville

Cheapest flights from Bangor to Louisville
Explore the most affordable flight options available from Bangor to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This American Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 8/285:18 pmBGR - SDF
1 stop4h 42mAmerican Airlines
Mon 9/16:10 amSDF - BGR
1 stop7h 33mAmerican Airlines
Deal found 8/13$289
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/294:14 pmBGR - SDF
1 stop6h 10mUnited Airlines
Mon 9/16:15 amSDF - BGR
1 stop5h 24mUnited Airlines
Deal found 8/12$359
This United Airlines deal was found by Cheapflights users on 8/13. 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 8/286:45 amBGR - SDF
2 stops10h 30mUnited Airlines
Mon 9/16:15 amSDF - BGR
1 stop5h 24mUnited Airlines
Deal found 8/13$373
This United Airlines deal was found by Cheapflights users on 8/13. 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 8/166:20 amBGR - SDF
1 stop6h 02mUnited Airlines
Thu 8/216:15 amSDF - BGR
1 stop5h 25mUnited Airlines
Deal found 8/13$397
This United Airlines deal was found by Cheapflights users on 8/14. 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 8/296:45 amBGR - SDF
2 stops10h 31mUnited Airlines
Tue 9/21:59 pmSDF - BGR
2 stops9h 45mUnited Airlines
Deal found 8/14$409
This American Airlines deal was found by Cheapflights users on 8/14. 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.
Sun 10/126:00 amBGR - SDF
1 stop5h 52mAmerican Airlines
Wed 10/1511:13 amSDF - BGR
1 stop5h 28mAmerican Airlines
Deal found 8/14$501
This Mytrip deal was found by Cheapflights users on 8/14. 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 10/1210:27 amBGR - SDF
1 stop9h 35mMultiple Airlines
Wed 10/155:31 pmSDF - BGR
2 stops16h 06mMultiple Airlines
Deal found 8/14$522
This United Airlines deal was found by Cheapflights users on 8/13. 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 9/114:14 pmBGR - SDF
1 stop6h 10mUnited Airlines
Sun 9/141:59 pmSDF - BGR
1 stop7h 41mUnited Airlines
Deal found 8/13$527
This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
Sat 8/166:32 pmBGR - SDF
1 stop17h 20mMultiple Airlines
Thu 8/2112:47 pmSDF - BGR
1 stop21h 22mMultiple Airlines
Deal found 8/14$528

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bangor 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 August 14, 2025.
Use the filters below to find and compare flights from Bangor to Louisville that are best for you.

Fly from

Bangor

Fly to

Louisville

Route

Depart

Return

Price

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Thu 8/28

5:18 pm-10:00 pm

1 stop4h 42m

Louisville Intl

Mon 9/1

6:10 am-1:43 pm

1 stop7h 33m

$289

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Fri 8/29

4:14 pm-10:24 pm

1 stop6h 10m

Louisville Intl

Mon 9/1

6:15 am-11:39 am

1 stop5h 24m

$359

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Thu 8/28

6:45 am-5:15 pm

2 stops10h 30m

Louisville Intl

Mon 9/1

6:15 am-11:39 am

1 stop5h 24m

$373

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Fri 8/29

6:45 am-5:16 pm

2 stops10h 31m

Louisville Intl

Tue 9/2

1:59 pm-11:44 pm

2 stops9h 45m

$409

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Sun 10/12

6:00 am-11:52 am

1 stop5h 52m

Louisville Intl

Wed 10/15

11:13 am-4:41 pm

1 stop5h 28m

$501

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Sun 10/12

10:27 am-8:02 pm

1 stop9h 35m

Louisville Intl

Wed 10/15

5:31 pm-9:37 am

2 stops16h 06m

$522

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Thu 9/11

4:14 pm-10:24 pm

1 stop6h 10m

Louisville Intl

Sun 9/14

1:59 pm-9:40 pm

1 stop7h 41m

$527

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Fri 8/29

5:11 am-2:26 pm

2 stops9h 15m

Louisville Intl

Mon 9/1

6:00 am-3:16 pm

2 stops9h 16m

$605

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Sun 10/12

7:17 pm-8:40 pm

1 stop25h 23m

$212

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Wed 10/15

4:11 pm-11:00 pm

1 stop6h 49m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 11 results
1
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Best time to book a flight from Bangor to Louisville

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

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

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

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

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 August 14, 2025.
Peruse reviews from past customers who have flown with Delta and American Airlines from Bangor to Louisville to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What are the cheapest airlines flying from Bangor, Maine to Louisville round-trip?

    Our cheapest airline available from Bangor, Maine to Louisville is Delta. Our recent data shows that you can find tickets from as low as $224 on this airline. An additional option worth looking into is American Airlines, starting at $273. Delta is 43% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Bangor to Louisville

Discover the top 2 airlines that operate flights from Bangor 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$224Average$402FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$273Average$378FlexibilityNo cancel feeOn-time71%

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