$126+ Cheap flights from Maine to Louisville (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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SDF
Sep 11 — Sep 181
Round-trip
1 adult, Economy
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Find cheap flights from Maine to Louisville with Cheapflights
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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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Cheapest flights from Maine to LouisvilleExplore the most affordable flight options available from Maine to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.
Explore the most affordable flight options available from Maine to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:35 am -
1 stop4h 25m
Sat 10/244:35 pm -
1 stop5h 00m
Deal found 8/11![Southwest logo]()
$251
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/35:35 am -
1 stop6h 45m
Mon 10/56:15 pm -
1 stop5h 35m
Deal found 8/10![Southwest logo]()
$275
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:00 am -
1 stop7h 05m
Wed 9/94:00 pm -
1 stop6h 15m
Deal found 8/11![Southwest logo]()
$290
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:30 pm -
1 stop5h 10m
Mon 9/143:20 pm -
1 stop7h 05m
Deal found 8/10![Southwest logo]()
$298
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2311:40 am -
1 stop5h 16m
Fri 11/277:50 am -
1 stop4h 18m
Deal found 8/12![Delta logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Tue 10/205:09 pm -
1 stop17h 02m
Sat 10/2410:55 am -
1 stop5h 29m
Deal found 8/10![Breeze Airways logo]()
$309
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:00 am -
1 stop7h 05m
Wed 9/234:00 pm -
1 stop6h 15m
Deal found 8/10![Southwest logo]()
$315
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:40 am -
1 stop6h 35m
Wed 9/94:00 pm -
1 stop6h 15m
Deal found 8/11![Southwest logo]()
$317
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:50 am -
1 stop4h 10m
Sun 9/63:45 pm -
1 stop6h 45m
Deal found 8/9![Southwest logo]()
$320
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2512:48 pm -
1 stop8h 51m
Wed 12/25:43 pm -
1 stop4h 50m
Deal found 8/12![American Airlines logo]()
$323
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 9/56:00 am -
1 stop6h 22m
Fri 9/116:10 pm -
1 stop5h 22m
Deal found 8/8![United Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 8/265:01 pm -
2 stops17h 31m
Mon 8/318:28 pm -
1 stop24h 51m
Deal found 8/9![Breeze Airways logo]()
$326
Best flights from Maine to LouisvilleDiscover carefully curated flight deals from Maine to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
Discover carefully curated flight deals from Maine to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
This Delta deal was found by Cheapflights users on 8/9. 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 1/66:00 am -
2 stops7h 49m
Sun 1/106:05 am -
1 stop6h 31m
Deal found 8/9![Delta logo]()
$272
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/66:30 am -
2 stops10h 19m
Sat 1/911:00 am -
2 stops11h 04m
Deal found 8/10![United Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1110:50 pm -
1 stop11h 20m
Wed 10/145:45 am -
1 stop4h 10m
Deal found 8/11![Southwest logo]()
$363
This American Airlines deal was found by Cheapflights users on 8/8. 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.
Thu 9/33:06 pm -
1 stop7h 53m
Mon 9/712:32 pm -
1 stop5h 34m
Deal found 8/8![American Airlines logo]()
$427
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:08 pm -
1 stop5h 22m
Sat 11/142:15 pm -
2 stops9h 06m
Deal found 8/10![United Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 8/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:25 am -
Nonstop2h 34m
Wed 9/305:50 pm -
1 stop6h 08m
Deal found 8/11![Delta logo]()
$375
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:50 am -
1 stop6h 50m
Tue 9/87:05 am -
2 stops8h 55m
Deal found 8/11![Southwest logo]()
$382
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/46:00 am -
2 stops10h 49m
Mon 2/89:00 am -
1 stop4h 52m
Deal found 8/10![United Airlines logo]()
$378
This Delta deal was found by Cheapflights users on 8/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:15 am -
1 stop4h 38m
Sat 10/105:33 pm -
1 stop6h 26m
Deal found 8/11![Delta logo]()
$385
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:35 am -
1 stop4h 20m
Thu 10/296:15 pm -
2 stops5h 50m
Deal found 8/10![Southwest logo]()
$386
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/75:50 am -
1 stop4h 10m
Wed 9/94:00 pm -
1 stop6h 15m
Deal found 8/11![Southwest logo]()
$406
This Delta deal was found by Cheapflights users on 8/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:10 pm -
1 stop5h 23m
Tue 10/61:20 pm -
Nonstop2h 37m
Deal found 8/11![Delta logo]()
$414
This Southwest deal was found by Cheapflights users on 8/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:25 am -
2 stops8h 50m
Fri 9/112:15 pm -
2 stops8h 15m
Deal found 8/8![Southwest logo]()
$418
This Delta deal was found by Cheapflights users on 8/9. 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 10/19:00 am -
1 stop4h 43m
Sun 10/45:55 pm -
1 stop5h 36m
Deal found 8/9![Delta logo]()
$421
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.
Thu 8/276:14 am -
2 stops8h 23m
Mon 8/319:00 am -
1 stop5h 35m
Deal found 8/12![United Airlines logo]()
$464
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:45 am -
2 stops9h 30m
Sat 8/296:45 am -
2 stops8h 15m
Deal found 8/10![Southwest logo]()
$423
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.
Thu 8/272:38 pm -
1 stop4h 37m
Mon 8/3110:05 am -
1 stop4h 33m
Deal found 8/12![United Airlines logo]()
$478
This Southwest deal was found by Cheapflights users on 8/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:40 am -
2 stops10h 55m
Sun 10/48:00 pm -
1 stop4h 05m
Deal found 8/7![Southwest logo]()
$425
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:50 am -
2 stops7h 15m
Sun 9/135:00 pm -
1 stop6h 40m
Deal found 8/9![Southwest logo]()
$426
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2311:10 am -
2 stops10h 25m
Fri 11/277:10 am -
2 stops9h 20m
Deal found 8/12![Southwest logo]()
$427
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:50 am -
2 stops7h 15m
Thu 9/37:20 am -
2 stops7h 10m
Deal found 8/11![Southwest logo]()
$438
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/195:30 pm -
1 stop6h 40m
Fri 10/233:35 pm -
1 stop6h 15m
Deal found 8/10![Southwest logo]()
$467
Last-minute flights from Maine to LouisvilleDiscover last-minute flight deals from Maine to Louisville. Data last updated August 12, 2026 and is based on user searches.
Discover last-minute flight deals from Maine to Louisville. Data last updated August 12, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 8/265:01 pm -
2 stops17h 31m
Mon 8/318:28 pm -
1 stop24h 51m
Deal found 8/9![Breeze Airways logo]()
$326
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/273:11 pm -
2 stops17h 35m
Mon 8/318:28 pm -
1 stop24h 51m
Deal found 8/12![Breeze Airways logo]()
$362
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:50 am -
1 stop4h 10m
Wed 9/27:05 am -
2 stops8h 55m
Deal found 8/10![Southwest logo]()
$321
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:50 am -
1 stop4h 10m
Sun 9/63:45 pm -
1 stop6h 45m
Deal found 8/9![Southwest logo]()
$320
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:00 am -
1 stop7h 05m
Wed 9/94:00 pm -
1 stop6h 15m
Deal found 8/11![Southwest logo]()
$290
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 9/56:00 am -
1 stop6h 22m
Fri 9/116:10 pm -
1 stop5h 22m
Deal found 8/8![United Airlines logo]()
$325
This American Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 9/58:00 am -
1 stop9h 55m
Wed 9/95:36 pm -
Nonstop2h 32m
Deal found 8/8![American Airlines logo]()
$336
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Sat 9/511:58 am -
1 stop9h 27m
Tue 9/86:28 am -
1 stop8h 35m
Deal found 8/11![American Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:40 am -
1 stop6h 35m
Wed 9/94:00 pm -
1 stop6h 15m
Deal found 8/11![Southwest logo]()
$317
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Tue 9/86:14 am -
1 stop6h 07m
Tue 9/151:50 pm -
2 stops9h 40m
Deal found 8/11![United Airlines logo]()
$358
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:30 pm -
1 stop5h 10m
Mon 9/143:20 pm -
1 stop7h 05m
Deal found 8/10![Southwest logo]()
$298
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:00 am -
1 stop7h 05m
Wed 9/234:00 pm -
1 stop6h 15m
Deal found 8/10![Southwest logo]()
$315
One-way flights from Maine to LouisvilleSearch for one-way flight options from Maine to Louisville. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
Search for one-way flight options from Maine to Louisville. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:35 am -
1 stop4h 25m
Deal found 8/10![Southwest logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/13:10 pm -
1 stop18h 35m
Deal found 8/11![Breeze Airways logo]()
$132
This Southwest deal was found by Cheapflights users on 8/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:10 pm -
1 stop7h 00m
Deal found 8/9![Southwest logo]()
$134
This Southwest deal was found by Cheapflights users on 8/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/103:40 pm -
1 stop7h 00m
Deal found 8/10![Southwest logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 9/512:45 pm -
2 stops21h 47m
Deal found 8/7![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:04 am -
2 stops10h 02m
Deal found 8/8![Multiple Airlines logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Mon 9/1411:36 am -
2 stops46h 35m
Deal found 8/7![Multiple Airlines logo]()
$154
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:20 pm -
1 stop5h 20m
Deal found 8/11![Southwest logo]()
$156
This Southwest deal was found by Cheapflights users on 8/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:00 am -
1 stop7h 05m
Deal found 8/8![Southwest logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Mon 11/910:11 am -
2 stops53h 15m
Deal found 8/10![Multiple Airlines logo]()
$165
This Southwest deal was found by Cheapflights users on 8/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:40 am -
2 stops7h 50m
Deal found 8/7![Southwest logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:45 pm -
3 stops25h 31m
Deal found 8/11![Multiple Airlines logo]()
$168
Find flight deals from Maine to Louisville
Keep the following information in mind while searching for Maine to Louisville flight deals. Data was last updated August 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $251 (Southwest) |
One-way from | $126 (Southwest) |
Popular in | August |
Cheapest in | November |
Average price | $552 |
Cheapflights Fare Finder
Customize your flight search to find flights from Maine 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 12, 2026.
Use the filters below to find and compare flights from Maine 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
Wed 1/6
6:00 am-1:49 pm
2 stops7h 49m
Louisville Intl
Sun 1/10
6:05 am-12:36 pm
1 stop6h 31m
$272
BangorLouisville
BGR Bangor - SDF Louisville Intl
BGRSDF
Bangor
Wed 1/6
6:30 am-4:49 pm
2 stops10h 19m
Louisville Intl
Sat 1/9
11:00 am-10:04 pm
2 stops11h 04m
$327
PortlandLouisville
PWM Portland - SDF Louisville Intl
PWMSDF
Portland
Thu 11/12
5:08 pm-10:30 pm
1 stop5h 22m
Louisville Intl
Sat 11/14
2:15 pm-11:21 pm
2 stops9h 06m
$347
BostonLouisville
BOS Boston Logan Intl - SDF Louisville Intl
BOSSDF
Boston Logan Intl
Sun 10/11
10:50 pm-10:10 am
1 stop11h 20m
Louisville Intl
Wed 10/14
5:45 am-9:55 am
1 stop4h 10m
$363
BostonLouisville
BOS Boston Logan Intl - SDF Louisville Intl
BOSSDF
Boston Logan Intl
Tue 9/22
9:25 am-11:59 am
Nonstop2h 34m
Louisville Intl
Wed 9/30
5:50 pm-11:58 pm
1 stop6h 08m
$375
PortlandLouisville
PWM Portland - SDF Louisville Intl
PWMSDF
Portland
Thu 2/4
6:00 am-4:49 pm
2 stops10h 49m
Louisville Intl
Mon 2/8
9:00 am-1:52 pm
1 stop4h 52m
$378
BostonLouisville
BOS Boston Logan Intl - SDF Louisville Intl
BOSSDF
Boston Logan Intl
Sat 9/5
5:50 am-12:40 pm
1 stop6h 50m
Louisville Intl
Tue 9/8
7:05 am-4:00 pm
2 stops8h 55m
$382
BostonLouisville
BOS Boston Logan Intl - SDF Louisville Intl
BOSSDF
Boston Logan Intl
Tue 10/6
9:15 am-1:53 pm
1 stop4h 38m
Louisville Intl
Sat 10/10
5:33 pm-11:59 pm
1 stop6h 26m
$385
BostonLouisville
BOS Boston Logan Intl - SDF Louisville Intl
BOSSDF
Boston Logan Intl
Sun 10/25
5:35 am-9:55 am
1 stop4h 20m
Louisville Intl
Thu 10/29
6:15 pm-12:05 am
2 stops5h 50m
$386
BostonLouisville
BOS Boston Logan Intl - SDF Louisville Intl
BOSSDF
Boston Logan Intl
Mon 9/7
5:50 am-10:00 am
1 stop4h 10m
Louisville Intl
Wed 9/9
4:00 pm-10:15 pm
1 stop6h 15m
$406
Showing 1-10 of 46 resultsSorted by cheapest first
Best time to book a flight from Maine to Louisville
Have a flexible travel schedule? Discover the best time to fly to Louisville from Maine with our price prediction graph.
BOS-SDF
PWM-SDF
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 Maine to Louisville
USME-SDF
BOS-SDF
PWM-SDF
BGR-SDF
What is the cheapest month to book a flight from Maine to Louisville?
Currently, January is the cheapest month in which you can book a flight from Maine to Louisville (average of $278). Flying from Maine to Louisville in July is currently the most expensive (average of $506). 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 Maine to Louisville?
Airfare is below average for this route at the moment.
Maine to Louisville flights typically cost between $426 and $588 in November.The cheapest round-trip price found within the last 5 days was $306 on Delta (Nov 23-Nov 27).
Related info for your journey
Find useful and relevant information for your journey from Maine 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
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Maine to Louisville
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Complete your trip
Complete your trip to Louisville by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Maine to Louisville by cabin class
Find flights from Maine to Louisville, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 12, 2026.
Maine and Louisville flights
Browse other Maine and Louisville flight options. Last updated on August 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Maine to Louisville flights
Consider these flights traveling from Maine to Louisville.
Top 4 airlines flying from Maine to Louisville
Discover the top 4 airlines that operate flights from Maine 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 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$412 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$267 | Average$416 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$288 | Average$469 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$306 | Average$470 | FlexibilityNo cancel fee | On-time69% |