$122+ 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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PWM
Aug 25 — Sep 11
Round-trip
1 adult, Economy
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Find cheap flights from Louisville to Maine 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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Cheapest flights from Louisville to MaineExplore 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 July 26, 2026.
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 July 26, 2026.
This Delta deal was found by Cheapflights users on 7/22. 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 9/85:59 pm
SDF
- BGR
1 stop5h 21m
Delta
Sat 9/126:15 am
BGR
- SDF
1 stop6h 44m
Delta
Deal found 7/22![Delta logo]()
$237
This American Airlines deal was found by Cheapflights users on 7/23. 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 9/1211:10 am
SDF
- BOS
1 stop7h 36m
American Airlines
Sat 9/198:30 am
BOS
- SDF
1 stop8h 29m
American Airlines
Deal found 7/23![American Airlines logo]()
$257
This American Airlines deal was found by Cheapflights users on 7/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:21 pm
SDF
- BOS
1 stop8h 38m
American Airlines
Wed 9/26:00 am
BOS
- SDF
1 stop8h 51m
American Airlines
Deal found 7/26![American Airlines logo]()
$277
This American Airlines deal was found by Cheapflights users on 7/22. 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.
Tue 9/154:35 pm
SDF
- BGR
1 stop8h 01m
American Airlines
Tue 9/224:34 pm
BGR
- SDF
1 stop6h 21m
American Airlines
Deal found 7/22![American Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 9/1610:56 am
SDF
- PWM
1 stop5h 28m
Breeze Airways
Thu 9/173:05 pm
PWM
- SDF
1 stop18h 40m
Breeze Airways
Deal found 7/23![Breeze Airways logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 7/21. 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.
Fri 11/68:54 pm
SDF
- BOS
1 stop12h 35m
Allegiant Air
Sun 11/1512:34 pm
BOS
- SDF
1 stop29h 29m
Allegiant Air
Deal found 7/21![Allegiant Air logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Sat 10/109:23 pm
SDF
- BGR
1 stop13h 23m
Allegiant Air
Thu 10/157:40 pm
BGR
- SDF
1 stop19h 52m
Allegiant Air
Deal found 7/26![Allegiant Air logo]()
$294
This American Airlines deal was found by Cheapflights users on 7/23. 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 9/63:22 pm
SDF
- BOS
1 stop8h 37m
American Airlines
Wed 9/98:25 am
BOS
- SDF
1 stop8h 53m
American Airlines
Deal found 7/23![American Airlines logo]()
$295
This American Airlines deal was found by Cheapflights users on 7/22. 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 9/236:20 am
SDF
- BGR
1 stop6h 46m
American Airlines
Wed 9/304:13 pm
BGR
- SDF
1 stop6h 42m
American Airlines
Deal found 7/22![American Airlines logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Fri 10/238:10 pm
SDF
- BOS
1 stop13h 19m
Allegiant Air
Sun 10/2512:34 pm
BOS
- SDF
1 stop29h 44m
Allegiant Air
Deal found 7/23![Allegiant Air logo]()
$307
This Delta deal was found by Cheapflights users on 7/26. 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.
Sun 10/118:58 am
SDF
- BGR
1 stop7h 24m
Delta
Wed 10/215:19 am
BGR
- SDF
1 stop5h 51m
Delta
Deal found 7/26![Delta logo]()
$309
This American Airlines deal was found by Cheapflights users on 7/23. 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 9/236:00 am
SDF
- BOS
1 stop8h 46m
American Airlines
Sat 9/2610:00 am
BOS
- SDF
Nonstop2h 36m
American Airlines
Deal found 7/23![American Airlines logo]()
$310
Best flights from Louisville to MaineDiscover carefully curated flight deals from Louisville to Maine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 26, 2026.
Discover carefully curated flight deals from Louisville to Maine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 26, 2026.
This Delta deal was found by Cheapflights users on 7/22. 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 9/85:59 pm
SDF
- BGR
1 stop5h 21m
Delta
Sat 9/126:15 am
BGR
- SDF
1 stop6h 44m
Delta
Deal found 7/22![Delta logo]()
$237
This Southwest deal was found by Cheapflights users on 7/21. 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 10/23:35 pm
SDF
- BOS
2 stops8h 30m
Southwest
Mon 10/55:10 pm
BOS
- SDF
1 stop7h 00m
Southwest
Deal found 7/21![Southwest logo]()
$302
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/1810:05 am
SDF
- PWM
1 stop4h 33m
United Airlines
Tue 8/259:49 am
PWM
- SDF
1 stop4h 48m
United Airlines
Deal found 7/21![United Airlines logo]()
$317
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:40 am
SDF
- BGR
1 stop7h 45m
United Airlines
Sat 9/126:14 am
BGR
- SDF
1 stop6h 08m
United Airlines
Deal found 7/25![United Airlines logo]()
$317
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/123:50 pm
SDF
- BOS
1 stop5h 55m
Southwest
Sat 9/195:50 am
BOS
- SDF
2 stops9h 20m
Southwest
Deal found 7/25![Southwest logo]()
$326
This Delta deal was found by Cheapflights users on 7/23. 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 9/21:21 pm
SDF
- BOS
1 stop8h 09m
Delta
Tue 9/89:25 am
BOS
- SDF
Nonstop2h 34m
Delta
Deal found 7/23![Delta logo]()
$372
This Southwest deal was found by Cheapflights users on 7/21. 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 8/1810:50 am
SDF
- PWM
2 stops10h 20m
Southwest
Tue 8/255:45 am
PWM
- SDF
2 stops10h 35m
Southwest
Deal found 7/21![Southwest logo]()
$347
This Delta deal was found by Cheapflights users on 7/22. 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 8/213:25 pm
SDF
- BOS
1 stop7h 00m
Delta
Mon 8/249:30 am
BOS
- SDF
Nonstop2h 42m
Delta
Deal found 7/22![Delta logo]()
$372
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/2610:23 am
SDF
- PWM
2 stops8h 06m
United Airlines
Sun 8/305:52 am
PWM
- SDF
1 stop4h 26m
United Airlines
Deal found 7/22![United Airlines logo]()
$372
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/283:20 pm
SDF
- BOS
1 stop7h 00m
Southwest
Mon 8/315:00 am
BOS
- SDF
2 stops8h 05m
Southwest
Deal found 7/25![Southwest logo]()
$356
This United deal was found by Cheapflights users on 7/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am
SDF
- BHB
2 stops14h 18m
Multiple Airlines
Sun 9/67:05 am
BHB
- SDF
2 stops12h 10m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$905
This Delta deal was found by Cheapflights users on 7/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:59 pm
SDF
- PWM
1 stop5h 19m
Delta
Fri 10/166:28 am
PWM
- SDF
1 stop4h 42m
Delta
Deal found 7/25![Delta logo]()
$381
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/196:00 am
SDF
- PWM
1 stop4h 04m
United Airlines
Thu 8/206:00 am
PWM
- SDF
2 stops10h 38m
United Airlines
Deal found 7/23![United Airlines logo]()
$402
This Southwest deal was found by Cheapflights users on 7/24. 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 9/199:00 am
SDF
- BOS
1 stop5h 45m
Southwest
Fri 9/2512:40 pm
BOS
- SDF
2 stops10h 00m
Southwest
Deal found 7/24![Southwest logo]()
$378
This Delta deal was found by Cheapflights users on 7/22. 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 9/247:55 pm
SDF
- BOS
1 stop5h 22m
Delta
Fri 10/26:00 am
BOS
- SDF
1 stop5h 05m
Delta
Deal found 7/22![Delta logo]()
$382
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/229:00 am
SDF
- PWM
2 stops10h 17m
United Airlines
Wed 8/265:03 pm
PWM
- SDF
1 stop6h 56m
United Airlines
Deal found 7/23![United Airlines logo]()
$402
This Southwest deal was found by Cheapflights users on 7/23. 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 9/301:15 pm
SDF
- BOS
2 stops8h 15m
Southwest
Fri 10/25:35 am
BOS
- SDF
2 stops9h 25m
Southwest
Deal found 7/23![Southwest logo]()
$379
This Delta deal was found by Cheapflights users on 7/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:55 pm
SDF
- BOS
1 stop5h 22m
Delta
Sat 9/265:30 am
BOS
- SDF
1 stop6h 55m
Delta
Deal found 7/25![Delta logo]()
$388
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/191:50 pm
SDF
- PWM
1 stop7h 33m
United Airlines
Tue 8/256:00 am
PWM
- SDF
2 stops8h 37m
United Airlines
Deal found 7/23![United Airlines logo]()
$402
This Southwest deal was found by Cheapflights users on 7/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:10 pm
SDF
- BOS
1 stop6h 55m
Southwest
Sun 11/15:10 am
BOS
- SDF
1 stop7h 00m
Southwest
Deal found 7/25![Southwest logo]()
$392
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/191:56 pm
SDF
- PWM
1 stop5h 28m
United Airlines
Wed 8/266:00 am
PWM
- SDF
2 stops10h 38m
United Airlines
Deal found 7/23![United Airlines logo]()
$402
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:30 pm
SDF
- PWM
1 stop4h 58m
United Airlines
Sat 10/176:00 am
PWM
- SDF
1 stop6h 39m
United Airlines
Deal found 7/25![United Airlines logo]()
$405
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:30 pm
SDF
- PWM
1 stop4h 58m
United Airlines
Sat 10/176:00 am
PWM
- SDF
2 stops8h 39m
United Airlines
Deal found 7/25![United Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:30 pm
SDF
- PWM
1 stop4h 58m
United Airlines
Sat 10/176:00 am
PWM
- SDF
2 stops8h 39m
United Airlines
Deal found 7/25![United Airlines logo]()
$410
This United deal was found by Cheapflights users on 7/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:45 pm
SDF
- BHB
2 stops26h 33m
Multiple Airlines
Sun 8/164:43 pm
BHB
- SDF
2 stops17h 35m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$922
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/117:10 am
SDF
- PWM
2 stops7h 28m
United Airlines
Sat 8/156:00 am
PWM
- SDF
1 stop6h 22m
United Airlines
Deal found 7/22![United Airlines logo]()
$412
This United deal was found by Cheapflights users on 7/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:05 am
SDF
- BHB
2 stops9h 18m
Multiple Airlines
Sun 8/305:28 pm
BHB
- SDF
2 stops16h 50m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,039
Last-minute flights from Louisville to MaineDiscover last-minute flight deals from Louisville to Maine. Data last updated July 26, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Maine. Data last updated July 26, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/23. 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 8/1811:45 am
SDF
- PWM
1 stop5h 05m
Delta
Mon 8/2411:01 am
PWM
- SDF
1 stop5h 43m
Delta
Deal found 7/23![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/181:08 pm
SDF
- PWM
1 stop5h 21m
United Airlines
Tue 8/256:00 am
PWM
- SDF
2 stops8h 37m
United Airlines
Deal found 7/21![United Airlines logo]()
$322
This American Airlines deal was found by Cheapflights users on 7/23. 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 8/1911:10 am
SDF
- BOS
1 stop7h 32m
American Airlines
Sat 8/228:00 am
BOS
- SDF
1 stop9h 55m
American Airlines
Deal found 7/23![American Airlines logo]()
$257
This American Airlines deal was found by Cheapflights users on 7/24. 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 8/193:21 pm
SDF
- BOS
1 stop8h 38m
American Airlines
Wed 8/262:03 pm
BOS
- SDF
Nonstop2h 37m
American Airlines
Deal found 7/24![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 7/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:18 pm
SDF
- BGR
1 stop5h 27m
American Airlines
Mon 8/246:00 am
BGR
- SDF
1 stop4h 40m
American Airlines
Deal found 7/25![American Airlines logo]()
$313
This American Airlines deal was found by Cheapflights users on 7/23. 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 8/206:11 am
SDF
- BOS
1 stop8h 31m
American Airlines
Sat 8/223:49 pm
BOS
- SDF
Nonstop2h 40m
American Airlines
Deal found 7/23![American Airlines logo]()
$328
This Southwest deal was found by Cheapflights users on 7/24. 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 8/254:00 pm
SDF
- BOS
1 stop6h 10m
Southwest
Thu 8/279:40 am
BOS
- SDF
1 stop5h 50m
Southwest
Deal found 7/24![Southwest logo]()
$321
This American Airlines deal was found by Cheapflights users on 7/22. 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.
Tue 8/256:08 am
SDF
- BOS
1 stop8h 34m
American Airlines
Mon 8/312:03 pm
BOS
- SDF
Nonstop2h 37m
American Airlines
Deal found 7/22![American Airlines logo]()
$323
This American Airlines deal was found by Cheapflights users on 7/24. 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.
Tue 8/256:28 am
SDF
- PWM
1 stop5h 10m
American Airlines
Mon 8/315:30 am
PWM
- SDF
1 stop6h 37m
American Airlines
Deal found 7/24![American Airlines logo]()
$325
This American Airlines deal was found by Cheapflights users on 7/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:21 pm
SDF
- BOS
1 stop8h 38m
American Airlines
Wed 9/26:00 am
BOS
- SDF
1 stop8h 51m
American Airlines
Deal found 7/26![American Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 7/21. 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 8/2912:05 pm
SDF
- BOS
1 stop6h 50m
Southwest
Wed 9/210:05 am
BOS
- SDF
1 stop5h 10m
Southwest
Deal found 7/21![Southwest logo]()
$309
This Delta deal was found by Cheapflights users on 7/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:59 pm
SDF
- PWM
1 stop5h 31m
Delta
Thu 10/11:59 pm
PWM
- SDF
1 stop6h 44m
Delta
Deal found 7/25![Delta logo]()
$335
One-way flights from Louisville to MaineSearch for one-way flight options from Louisville to Maine. Find affordable one-way fares based on user searches. Data last updated July 26, 2026.
Search for one-way flight options from Louisville to Maine. Find affordable one-way fares based on user searches. Data last updated July 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/21. 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.
Fri 10/99:14 pm
SDF
- BOS
1 stop12h 15m
Allegiant Air
Deal found 7/21![Allegiant Air logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Fri 10/238:10 pm
SDF
- BOS
1 stop13h 19m
Allegiant Air
Deal found 7/22![Allegiant Air logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/262:56 pm
SDF
- BOS
1 stop20h 54m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 9/1610:56 am
SDF
- PWM
1 stop5h 28m
Breeze Airways
Deal found 7/23![Breeze Airways logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 1/217:07 pm
SDF
- BOS
1 stop15h 00m
Allegiant Air
Deal found 7/21![Allegiant Air logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 10/257:42 pm
SDF
- BOS
1 stop16h 27m
Allegiant Air
Deal found 7/24![Allegiant Air logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 7/25. 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.
Thu 10/228:34 pm
SDF
- BOS
1 stop13h 37m
Allegiant Air
Deal found 7/25![Allegiant Air logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/298:46 pm
SDF
- BOS
1 stop15h 04m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$144
This Southwest deal was found by Cheapflights users on 7/21. 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 8/2811:50 am
SDF
- BOS
1 stop6h 00m
Southwest
Deal found 7/21![Southwest logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/192:56 pm
SDF
- BOS
1 stop20h 54m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$154
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/1110:05 am
SDF
- PWM
1 stop4h 33m
United Airlines
Deal found 7/21![United Airlines logo]()
$159
This American Airlines deal was found by Cheapflights users on 7/24. 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 8/156:18 pm
SDF
- PWM
1 stop5h 19m
American Airlines
Deal found 7/24![American Airlines logo]()
$163
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 July 26, 2026.
Round-trip from | $237 (Delta) |
|---|---|
One-way from | $122 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $506 |
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 July 26, 2026.
Use the filters below to find and compare flights from Louisville to Maine that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LouisvilleBangor
SDF - BGR
SDFBGR
Louisville Intl
Tue 9/8
5:59 pm-11:20 pm
1 stop5h 21m
Bangor
Sat 9/12
6:15 am-12:59 pm
1 stop6h 44m
$237
LouisvilleBoston
SDF - BOS
SDFBOS
Louisville Intl
Fri 10/2
3:35 pm-12:05 am
2 stops8h 30m
Boston Logan Intl
Mon 10/5
5:10 pm-12:10 am
1 stop7h 00m
$302
Quickest round-trip
LouisvillePortland
SDF - PWM
SDFPWM
Louisville Intl
Tue 8/18
10:05 am-2:38 pm
1 stop4h 33m
Portland
Tue 8/25
9:49 am-2:37 pm
1 stop4h 48m
$317
LouisvilleBangor
SDF - BGR
SDFBGR
Louisville Intl
Tue 9/8
10:40 am-6:25 pm
1 stop7h 45m
Bangor
Sat 9/12
6:14 am-12:22 pm
1 stop6h 08m
$317
LouisvilleBoston
SDF - BOS
SDFBOS
Louisville Intl
Sat 9/12
3:50 pm-9:45 pm
1 stop5h 55m
Boston Logan Intl
Sat 9/19
5:50 am-3:10 pm
2 stops9h 20m
$326
LouisvillePortland
SDF - PWM
SDFPWM
Louisville Intl
Tue 8/18
10:50 am-9:10 pm
2 stops10h 20m
Portland
Tue 8/25
5:45 am-4:20 pm
2 stops10h 35m
$347
LouisvilleBoston
SDF - BOS
SDFBOS
Louisville Intl
Fri 8/28
3:20 pm-10:20 pm
1 stop7h 00m
Boston Logan Intl
Mon 8/31
5:00 am-1:05 pm
2 stops8h 05m
$356
LouisvilleBoston
SDF - BOS
SDFBOS
Louisville Intl
Wed 9/2
1:21 pm-9:30 pm
1 stop8h 09m
Boston Logan Intl
Tue 9/8
9:25 am-11:59 am
Nonstop2h 34m
$372
LouisvilleBoston
SDF - BOS
SDFBOS
Louisville Intl
Fri 8/21
3:25 pm-10:25 pm
1 stop7h 00m
Boston Logan Intl
Mon 8/24
9:30 am-12:12 pm
Nonstop2h 42m
$372
LouisvillePortland
SDF - PWM
SDFPWM
Louisville Intl
Wed 8/26
10:23 am-6:29 pm
2 stops8h 06m
Portland
Sun 8/30
5:52 am-10:18 am
1 stop4h 26m
$372
Showing 1-10 of 52 resultsSorted by cheapest first
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.
SDF-BOS
SDF-BGR
SDF-PWM
SDF-BHB
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
SDF-USME
SDF-BOS
SDF-BGR
SDF-PWM
SDF-BHB
How much does it cost to fly round-trip from Louisville to Maine?
Airfare is below average for this route at the moment.
Louisville to Maine flights typically cost between $421 and $518 in September.The cheapest round-trip price found within the last 5 days was $282 on Breeze Airways (Sep 16-Sep 17).
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 July 26, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited 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.
Boarding
8.1
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Food
7.0
Entertainment
7.5
Crew
8.6
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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.
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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.
Complete your trip
Complete your trip to Maine by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Louisville to Maine by cabin class
Find flights from Louisville to Maine, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Louisville and Maine flights
Browse other Louisville and Maine flight options. Last updated on July 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Louisville to Maine flights
Consider these flights traveling from Louisville to Maine.
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 July 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$236 | Average$439 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$252 | Average$367 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$286 | Average$522 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$306 | Average$449 | FlexibilityNo cancel fee | On-time69% |