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$251+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
BGR — SDF
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
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Cheap 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 March 11, 2026.

This American Airlines deal was found by Cheapflights users on 3/6. 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 9/1812:57 pm
BGR
-
SDF
1 stop6h 05m
American Airlines
Mon 9/217:48 pm
SDF
-
BGR
1 stop4h 10m
American Airlines
Deal found 3/6$299
This American Airlines deal was found by Cheapflights users on 3/8. 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 4/35:21 am
BGR
-
SDF
1 stop5h 37m
American Airlines
Mon 4/64:50 pm
SDF
-
BGR
1 stop7h 03m
American Airlines
Deal found 3/8$349
This United Airlines deal was found by Cheapflights users on 3/8. 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 11/114:10 pm
BGR
-
SDF
1 stop7h 05m
United Airlines
Sat 11/141:55 pm
SDF
-
BGR
1 stop7h 59m
United Airlines
Deal found 3/8$369
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 3/252:23 pm
BGR
-
SDF
1 stop24h 10m
Multiple Airlines
Sun 3/299:42 pm
SDF
-
BGR
1 stop12h 24m
Multiple Airlines
Deal found 3/10$390
This Delta deal was found by Cheapflights users on 3/8. 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 4/35:30 am
BGR
-
SDF
2 stops8h 30m
Delta
Mon 4/66:35 am
SDF
-
BGR
1 stop5h 13m
Delta
Deal found 3/8$394
This Delta deal was found by Cheapflights users on 3/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/255:30 am
BGR
-
SDF
2 stops11h 00m
Delta
Sun 3/295:00 pm
SDF
-
BGR
1 stop6h 20m
Delta
Deal found 3/10$470

Find 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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(American Airlines)

One-way from

$251
(Delta)

Popular in

November

Cheapest in

January

Average price

$388
Provider with most accurate pricing for Bangor-Louisville Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bangor-Louisville Intl flights.
Search Deals
From Bangor to Louisville Intl
Search Deals
One-way flight from Bangor to Louisville Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 11, 2026.
Use the filters below to find and compare flights from Bangor to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Fri 4/3

5:30 am-2:00 pm

2 stops8h 30m

Louisville Intl

Mon 4/6

6:35 am-11:48 am

1 stop5h 13m

$394

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Wed 3/25

5:30 am-4:30 pm

2 stops11h 00m

Louisville Intl

Sun 3/29

5:00 pm-11:20 pm

1 stop6h 20m

$470

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Fri 4/3

12:29 pm-12:27 am

2 stops11h 58m

Louisville Intl

Mon 4/6

4:50 pm-11:53 pm

1 stop7h 03m

$548

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Thu 4/30

12:37 pm-8:22 pm

1 stop7h 45m

Louisville Intl

Sun 5/3

12:10 pm-6:14 pm

2 stops30h 04m

$609

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Thu 4/30

7:40 am-9:25 am

2 stops25h 45m

Louisville Intl

Sun 5/3

7:54 pm-7:40 pm

2 stops23h 46m

$809

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Wed 3/25

6:35 am-1:17 pm

3 stops30h 42m

Louisville Intl

Sun 3/29

9:07 am-7:38 pm

2 stops10h 31m

$942

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Fri 4/3

7:40 am-4:41 pm

2 stops9h 01m

Louisville Intl

Mon 4/6

10:00 am-7:43 pm

2 stops9h 43m

$1,095
Cheapest one-way

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Sun 5/3

6:40 am-2:14 pm

1 stop7h 34m

$251
Quickest one-way

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Sun 5/3

5:15 am-10:46 am

1 stop5h 31m

$251

BangorLouisville

BGR - SDF

BGRSDF

Bangor

Sun 8/9

4:58 pm-10:47 pm

1 stop5h 49m

$271

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Compare providers for flights from Bangor to Louisville

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Bangor to Louisville in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bangor, Maine-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bangor, Maine-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bangor, Maine-Louisville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bangor, Maine-Louisville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bangor, Maine-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, September is the cheapest month in which you can book a flight from Bangor, Maine to Louisville (average of $231). Flying from Bangor, Maine to Louisville in February is currently the most expensive (average of $402). 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 March 11, 2026.
Peruse reviews from past customers who have flown with 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.
American Airlines
7.1
Good
11,419 reviews

Overall

7.1

Comfort

7.2

Entertainment

6.9

Boarding

7.5

Food

6.4

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,419 reviews
American Airlines
7.1
Good
11,419 reviews

Overall

7.1

Comfort

7.2

Entertainment

6.9

Boarding

7.5

Food

6.4

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

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.

  • How long is the flight from Bangor, Maine to Louisville?

    Airlines like Delta and American Airlines fly from Bangor, Maine to Louisville in about 8h 30m. The time it takes to get you to your destination can typically vary by up to 3h 28m. The distance between Bangor, Maine and Louisville is about 985 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Bangor, Maine to Louisville round-trip?

    Our cheapest airline available from Bangor, Maine to Louisville is American Airlines. Our recent data shows that you can find tickets from as low as $258 on this airline. American Airlines is 31% 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, September is the cheapest month in which you can book a flight from Bangor, Maine to Louisville (average of $231). Flying from Bangor, Maine to Louisville in February is currently the most expensive (average of $402). 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 airline flying from Bangor to Louisville

Discover the top airline 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 March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$258Average$352FlexibilityNo cancel feeOn-time71%

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