$223+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
BGR — SDF
Sep 18 — Sep 251
Round-trip
1 adult, Economy
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Find cheap flights from Bangor to Louisville with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Bangor to Louisville
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Cheapest flights from Bangor to LouisvilleExplore 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 19, 2026.
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 19, 2026.
This Delta deal was found by Cheapflights users on 8/17. 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.
Tue 12/15:13 am -
1 stop6h 03m
Wed 12/96:00 am -
1 stop5h 26m
Deal found 8/17![Delta logo]()
$237
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:00 pm -
1 stop4h 56m
Sat 11/147:50 am -
2 stops6h 52m
Deal found 8/14![Delta logo]()
$272
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.
Fri 10/234:32 pm -
1 stop5h 35m
Fri 10/306:00 am -
1 stop6h 36m
Deal found 8/14![American Airlines logo]()
$297
This American Airlines deal was found by Cheapflights users on 8/17. 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 9/305:25 pm -
1 stop5h 57m
Sat 10/35:59 pm -
1 stop6h 37m
Deal found 8/17![American Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 8/17. 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 9/305:17 am -
1 stop5h 48m
Sat 10/310:32 am -
2 stops10h 40m
Deal found 8/17![Delta logo]()
$343
This Delta deal was found by Cheapflights users on 8/17. 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 9/25:20 am -
1 stop5h 45m
Sun 9/65:59 pm -
1 stop5h 41m
Deal found 8/17![Delta logo]()
$350
Best flights from Bangor to LouisvilleDiscover carefully curated flight deals from Bangor to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 19, 2026.
Discover carefully curated flight deals from Bangor to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 19, 2026.
This Delta deal was found by Cheapflights users on 8/17. 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.
Tue 12/15:13 am -
1 stop6h 03m
Wed 12/96:00 am -
1 stop5h 26m
Deal found 8/17![Delta logo]()
$237
This United Airlines deal was found by Cheapflights users on 8/18. 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 2/66:30 am -
1 stop6h 32m
Tue 2/96:30 am -
1 stop4h 53m
Deal found 8/18![United Airlines logo]()
$317
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:00 pm -
1 stop4h 56m
Sat 11/147:50 am -
2 stops6h 52m
Deal found 8/14![Delta logo]()
$272
Last-minute flights from Bangor to LouisvilleDiscover last-minute flight deals from Bangor to Louisville. Data last updated August 19, 2026 and is based on user searches.
Discover last-minute flight deals from Bangor to Louisville. Data last updated August 19, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/17. 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 8/216:00 am -
1 stop4h 40m
Mon 8/247:31 am -
1 stop7h 47m
Deal found 8/17![American Airlines logo]()
$405
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Tue 9/14:30 pm -
1 stop7h 29m
Sat 9/51:15 pm -
1 stop5h 11m
Deal found 8/17![United Airlines logo]()
$401
This Delta deal was found by Cheapflights users on 8/17. 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 9/25:20 am -
1 stop5h 45m
Sun 9/65:59 pm -
1 stop5h 41m
Deal found 8/17![Delta logo]()
$350
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/26:14 am -
2 stops8h 23m
Sun 9/69:00 am -
1 stop5h 35m
Deal found 8/17![United Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 8/17. 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.
Thu 9/35:20 am -
1 stop5h 45m
Sun 9/65:59 pm -
1 stop5h 41m
Deal found 8/17![Delta logo]()
$379
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/36:14 am -
2 stops8h 23m
Sun 9/610:05 am -
2 stops8h 21m
Deal found 8/17![United Airlines logo]()
$431
This American Airlines deal was found by Cheapflights users on 8/18. 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 9/246:05 pm -
2 stops15h 38m
Wed 9/304:48 pm -
1 stop6h 59m
Deal found 8/18![American Airlines logo]()
$396
This American Airlines deal was found by Cheapflights users on 8/17. 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 9/305:25 pm -
1 stop5h 57m
Sat 10/35:59 pm -
1 stop6h 37m
Deal found 8/17![American Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 8/17. 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 9/305:17 am -
1 stop5h 48m
Sat 10/310:32 am -
2 stops10h 40m
Deal found 8/17![Delta logo]()
$343
One-way flights from Bangor to LouisvilleSearch for one-way flight options from Bangor to Louisville. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
Search for one-way flight options from Bangor to Louisville. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/16. 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 8/266:44 pm -
2 stops15h 48m
Deal found 8/16![Breeze Airways logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Sun 10/186:30 pm -
1 stop19h 31m
Deal found 8/17![Allegiant Air logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Sun 9/205:33 pm -
1 stop23h 05m
Deal found 8/18![Allegiant Air logo]()
$298
This Delta deal was found by Cheapflights users on 8/18. 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 9/95:17 am -
1 stop5h 48m
Deal found 8/18![Delta logo]()
$309
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/126:14 am -
2 stops11h 23m
Deal found 8/17![United Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Sun 9/206:15 am -
2 stops12h 52m
Deal found 8/18![United Airlines logo]()
$455
This American Airlines deal was found by Cheapflights users on 8/17. 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 10/185:50 pm -
1 stop15h 42m
Deal found 8/17![American Airlines logo]()
$472
This KAYAK deal was found by Cheapflights users on 8/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:44 pm -
3 stops37h 18m
Deal found 8/18![Breeze Airways logo]()
$501
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 August 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $237 (Delta) |
One-way from | $223 (Kiwi.com) |
Popular in | April |
Cheapest in | January |
Average price | $450 |
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 19, 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
Cheapest round-trip
BangorLouisville
BGR Bangor - SDF Louisville Intl
BGRSDF
Bangor
Tue 12/1
5:13 am-11:16 am
1 stop6h 03m
Louisville Intl
Wed 12/9
6:00 am-11:26 am
1 stop5h 26m
$237
BangorLouisville
BGR Bangor - SDF Louisville Intl
BGRSDF
Bangor
Thu 11/5
12:00 pm-4:56 pm
1 stop4h 56m
Louisville Intl
Sat 11/14
7:50 am-2:42 pm
2 stops6h 52m
$272
Quickest round-trip
BangorLouisville
BGR Bangor - SDF Louisville Intl
BGRSDF
Bangor
Sat 2/6
6:30 am-1:02 pm
1 stop6h 32m
Louisville Intl
Tue 2/9
6:30 am-11:23 am
1 stop4h 53m
$317
Cheapest one-way
BangorLouisville
BGR Bangor - SDF Louisville Intl
BGRSDF
Bangor
Wed 8/26
6:44 pm-8:46 am
3 stops38h 02m
$226
Quickest one-way
BangorLouisville
BGR Bangor - SDF Louisville Intl
BGRSDF
Bangor
Wed 9/9
5:17 am-11:05 am
1 stop5h 48m
$309
BangorLouisville
BGR Bangor - SDF Louisville Intl
BGRSDF
Bangor
Sun 9/20
6:15 am-12:22 pm
1 stop6h 07m
$309
BangorLouisville
BGR Bangor - SDF Louisville Intl
BGRSDF
Bangor
Wed 9/9
3:41 pm-10:55 pm
1 stop7h 14m
$309
BangorLouisville
BGR Bangor - SDF Louisville Intl
BGRSDF
Bangor
Wed 9/9
6:14 am-12:21 pm
1 stop6h 07m
$309
BangorLouisville
BGR Bangor - SDF Louisville Intl
BGRSDF
Bangor
Sat 9/12
6:14 am-12:22 pm
1 stop6h 08m
$309
Sorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
BGR-SDF
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 $278). Flying from Bangor, Maine to Louisville in April is currently the most expensive (average of $720). 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?
Airfare is below average for this route at the moment.
Bangor, Maine to Louisville flights typically cost between $348 and $462 in December.The cheapest round-trip price found within the last 5 days was $237 on Delta (Dec 1-Dec 9).
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 19, 2026.
Peruse reviews from past customers who have flown with United Airlines 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.
Food
6.7
Entertainment
7.1
Comfort
7.3
Boarding
7.7
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Food
6.7
Entertainment
7.1
Comfort
7.3
Boarding
7.7
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Food
6.7
Entertainment
7.1
Comfort
7.3
Boarding
7.7
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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.
Traveling to a place near Louisville?
Book flights to Louisville if you plan to visit one of these locationsCorydon
Shepherdsville
Elizabethtown
Jeffersonville
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Other flights to Louisville
Explore flights to Louisville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 19, 2026.
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Browse other Bangor and Louisville flight options. Last updated on August 19, 2026.
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Browse through other flights departing from Bangor. Flights are based on user searches made on Cheapflights and were last updated on August 19, 2026.
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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 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$278 | Average$374 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$339 | Average$534 | FlexibilityNo cancel fee | On-time69% |