$119+ 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 14 — Aug 211
Round-trip
1 adult, Economy
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Find cheap flights from Louisville to Maine with Cheapflights
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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 15, 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 15, 2026.
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/59:00 am
SDF
- BGR
1 stop5h 23m
United Airlines
Wed 9/96:14 am
BGR
- SDF
1 stop6h 07m
United Airlines
Deal found 7/14![United Airlines logo]()
$227
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/141:42 pm
SDF
- BGR
1 stop6h 11m
United Airlines
Wed 11/188:00 am
BGR
- SDF
2 stops11h 01m
United Airlines
Deal found 7/14![United Airlines logo]()
$232
This Southwest deal was found by Cheapflights users on 7/10. 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 8/184:00 pm
SDF
- BOS
1 stop6h 10m
Southwest
Sat 8/225:00 am
BOS
- SDF
1 stop7h 05m
Southwest
Deal found 7/10![Southwest logo]()
$245
This United Airlines deal was found by Cheapflights users on 7/10. 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 10/155:15 am
SDF
- PWM
1 stop5h 25m
United Airlines
Thu 10/298:47 am
PWM
- SDF
1 stop8h 14m
United Airlines
Deal found 7/10![United Airlines logo]()
$249
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/159:00 am
SDF
- BGR
1 stop5h 23m
United Airlines
Wed 8/196:14 am
BGR
- SDF
1 stop6h 08m
United Airlines
Deal found 7/14![United Airlines logo]()
$254
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Sat 9/121:49 pm
SDF
- BGR
1 stop7h 58m
United Airlines
Tue 9/156:14 am
BGR
- SDF
1 stop6h 07m
United Airlines
Deal found 7/11![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 7/10. 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 10/153:35 pm
SDF
- PWM
2 stops8h 20m
Southwest
Thu 10/293:25 pm
PWM
- SDF
1 stop8h 45m
Southwest
Deal found 7/10![Southwest logo]()
$260
This Southwest deal was found by Cheapflights users on 7/10. 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 9/1212:05 pm
SDF
- BOS
2 stops9h 35m
Southwest
Sat 9/195:50 am
BOS
- SDF
2 stops9h 20m
Southwest
Deal found 7/10![Southwest logo]()
$261
This Southwest deal was found by Cheapflights users on 7/10. 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 10/295:10 pm
SDF
- BOS
1 stop6h 55m
Southwest
Tue 11/38:00 am
BOS
- SDF
1 stop4h 55m
Southwest
Deal found 7/10![Southwest logo]()
$269
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Tue 8/116:28 am
SDF
- BGR
1 stop5h 37m
American Airlines
Tue 8/187:05 am
BGR
- SDF
1 stop5h 02m
American Airlines
Deal found 7/12![American Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Fri 10/99:14 pm
SDF
- BOS
1 stop12h 15m
Allegiant Air
Sun 10/1812:34 pm
BOS
- SDF
1 stop30h 11m
Allegiant Air
Deal found 7/10![Allegiant Air logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 7/12. 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 10/159:02 pm
SDF
- BOS
1 stop13h 09m
Allegiant Air
Thu 10/2212:34 pm
BOS
- SDF
1 stop30h 46m
Allegiant Air
Deal found 7/12![Allegiant Air logo]()
$273
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 15, 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 15, 2026.
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
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 7/14![United Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 7/12. 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.
Wed 8/125:59 pm
SDF
- PWM
1 stop5h 31m
Delta
Wed 8/191:12 pm
PWM
- SDF
1 stop7h 47m
Delta
Deal found 7/12![Delta logo]()
$317
This Southwest deal was found by Cheapflights users on 7/11. 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.
Thu 11/512:05 pm
SDF
- BOS
1 stop3h 35m
Southwest
Mon 11/95:10 am
BOS
- SDF
1 stop7h 00m
Southwest
Deal found 7/11![Southwest logo]()
$321
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Sat 12/512:20 pm
SDF
- BGR
2 stops9h 44m
United Airlines
Wed 12/94:15 pm
BGR
- SDF
1 stop5h 54m
United Airlines
Deal found 7/10![United Airlines logo]()
$312
This Southwest deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:00 pm
SDF
- BOS
2 stops6h 40m
Southwest
Thu 10/225:15 am
BOS
- SDF
1 stop7h 00m
Southwest
Deal found 7/13![Southwest logo]()
$326
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Mon 8/109:00 am
SDF
- PWM
1 stop5h 31m
United Airlines
Thu 8/135:15 am
PWM
- SDF
1 stop5h 03m
United Airlines
Deal found 7/11![United Airlines logo]()
$317
This Delta deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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 7/13![Delta logo]()
$362
This Southwest deal was found by Cheapflights users on 7/11. 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 9/1212:05 pm
SDF
- BOS
1 stop6h 50m
Southwest
Wed 9/165:25 am
BOS
- SDF
1 stop7h 15m
Southwest
Deal found 7/11![Southwest logo]()
$346
This United deal was found by Cheapflights users on 7/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:15 am
SDF
- BHB
2 stops15h 48m
Multiple Airlines
Sat 10/33:48 pm
BHB
- SDF
2 stops8h 11m
Multiple Airlines
Deal found 7/13![Multiple Airlines logo]()
$779
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Mon 9/76:15 am
SDF
- BGR
1 stop4h 32m
United Airlines
Mon 9/144:57 pm
BGR
- SDF
1 stop6h 11m
United Airlines
Deal found 7/11![United Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 7/11. 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.
Wed 11/1810:15 am
SDF
- PWM
1 stop5h 55m
Delta
Sun 11/228:00 am
PWM
- SDF
1 stop5h 01m
Delta
Deal found 7/11![Delta logo]()
$362
This Delta deal was found by Cheapflights users on 7/14. 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.
Fri 8/212:09 pm
SDF
- BOS
1 stop6h 36m
Delta
Mon 8/244:00 pm
BOS
- SDF
1 stop4h 59m
Delta
Deal found 7/14![Delta logo]()
$372
This Southwest deal was found by Cheapflights users on 7/10. 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 10/107:05 am
SDF
- PWM
2 stops8h 50m
Southwest
Fri 10/165:20 am
PWM
- SDF
2 stops9h 35m
Southwest
Deal found 7/10![Southwest logo]()
$382
This United Airlines deal was found by Cheapflights users on 7/10. 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.
Sun 9/136:00 am
SDF
- PWM
2 stops7h 55m
United Airlines
Wed 9/169:49 am
PWM
- SDF
1 stop4h 48m
United Airlines
Deal found 7/10![United Airlines logo]()
$358
This Southwest deal was found by Cheapflights users on 7/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:40 am
SDF
- BOS
1 stop4h 00m
Southwest
Thu 11/53:30 pm
BOS
- SDF
1 stop6h 40m
Southwest
Deal found 7/14![Southwest logo]()
$387
This Delta deal was found by Cheapflights users on 7/11. 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.
Sat 9/123:55 pm
SDF
- BOS
Nonstop2h 41m
Delta
Sun 9/139:25 am
BOS
- SDF
Nonstop2h 34m
Delta
Deal found 7/11![Delta logo]()
$393
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Tue 8/1110:23 am
SDF
- BGR
2 stops13h 07m
United Airlines
Tue 8/186:14 am
BGR
- SDF
2 stops10h 24m
United Airlines
Deal found 7/12![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 7/11. 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 8/106:45 am
SDF
- PWM
2 stops8h 15m
Southwest
Thu 8/135:55 am
PWM
- SDF
2 stops7h 10m
Southwest
Deal found 7/11![Southwest logo]()
$387
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:45 pm
SDF
- BOS
1 stop7h 13m
Delta
Fri 10/169:45 am
BOS
- SDF
Nonstop2h 42m
Delta
Deal found 7/10![Delta logo]()
$404
This Southwest deal was found by Cheapflights users on 7/10. 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.
Fri 9/253:20 pm
SDF
- BOS
1 stop7h 00m
Southwest
Mon 9/285:00 am
BOS
- SDF
2 stops8h 05m
Southwest
Deal found 7/10![Southwest logo]()
$392
This United Airlines deal was found by Cheapflights users on 7/11. 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.
Thu 8/276:00 am
SDF
- PWM
1 stop4h 04m
United Airlines
Sun 8/306:03 am
PWM
- SDF
1 stop7h 08m
United Airlines
Deal found 7/11![United Airlines logo]()
$410
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/307:30 pm
SDF
- BOS
1 stop5h 28m
Delta
Sun 1/37:00 am
BOS
- SDF
1 stop6h 01m
Delta
Deal found 7/10![Delta logo]()
$414
This Southwest deal was found by Cheapflights users on 7/12. 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 8/176:45 am
SDF
- PWM
2 stops5h 40m
Southwest
Mon 8/245:55 am
PWM
- SDF
2 stops7h 10m
Southwest
Deal found 7/12![Southwest logo]()
$412
This United Airlines deal was found by Cheapflights users on 7/10. 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 8/267:10 am
SDF
- PWM
1 stop7h 24m
United Airlines
Sun 8/305:52 am
PWM
- SDF
2 stops7h 19m
United Airlines
Deal found 7/10![United Airlines logo]()
$413
This United deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:10 am
SDF
- BHB
2 stops12h 13m
Multiple Airlines
Sat 9/267:05 am
BHB
- SDF
2 stops13h 08m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$829
This Southwest deal was found by Cheapflights users on 7/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/93:35 pm
SDF
- PWM
1 stop6h 15m
Southwest
Fri 10/165:20 am
PWM
- SDF
1 stop6h 15m
Southwest
Deal found 7/14![Southwest logo]()
$427
This United deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:48 pm
SDF
- BHB
2 stops20h 52m
Multiple Airlines
Fri 8/75:28 pm
BHB
- SDF
2 stops18h 08m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$987
Last-minute flights from Louisville to MaineDiscover last-minute flight deals from Louisville to Maine. Data last updated July 15, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Maine. Data last updated July 15, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:59 pm
SDF
- PWM
1 stop5h 31m
Delta
Thu 8/136:30 am
PWM
- SDF
1 stop6h 57m
Delta
Deal found 7/10![Delta logo]()
$282
This Southwest deal was found by Cheapflights users on 7/10. 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 8/1011:50 am
SDF
- BOS
1 stop6h 00m
Southwest
Thu 8/139:40 am
BOS
- SDF
1 stop5h 50m
Southwest
Deal found 7/10![Southwest logo]()
$292
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Mon 8/106:18 pm
SDF
- BGR
1 stop5h 27m
American Airlines
Thu 8/2012:45 pm
BGR
- SDF
1 stop8h 40m
American Airlines
Deal found 7/12![American Airlines logo]()
$303
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Tue 8/116:28 am
SDF
- BGR
1 stop5h 37m
American Airlines
Tue 8/187:05 am
BGR
- SDF
1 stop5h 02m
American Airlines
Deal found 7/12![American Airlines logo]()
$269
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Tue 8/1110:23 am
SDF
- BGR
2 stops13h 07m
United Airlines
Tue 8/186:14 am
BGR
- SDF
1 stop6h 08m
United Airlines
Deal found 7/12![United Airlines logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 7/12. 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.
Fri 8/148:30 pm
SDF
- BGR
1 stop15h 02m
Multiple Airlines
Wed 8/1910:06 am
BGR
- SDF
1 stop24h 26m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$308
This Southwest deal was found by Cheapflights users on 7/9. 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 8/148:30 am
SDF
- BOS
1 stop6h 00m
Southwest
Wed 8/197:30 am
BOS
- SDF
1 stop7h 45m
Southwest
Deal found 7/9![Southwest logo]()
$309
This United Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/159:00 am
SDF
- BGR
1 stop5h 23m
United Airlines
Wed 8/196:14 am
BGR
- SDF
1 stop6h 08m
United Airlines
Deal found 7/14![United Airlines logo]()
$254
This Southwest deal was found by Cheapflights users on 7/9. 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.
Tue 8/184:00 pm
SDF
- BOS
1 stop6h 10m
Southwest
Sat 8/225:00 am
BOS
- SDF
1 stop7h 05m
Southwest
Deal found 7/9![Southwest logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 7/12. 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.
Sat 8/228:46 pm
SDF
- BOS
1 stop15h 04m
Multiple Airlines
Sat 8/2910:04 am
BOS
- SDF
2 stops10h 02m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$288
This Delta deal was found by Cheapflights users on 7/14. 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.
Fri 8/285:59 pm
SDF
- BGR
1 stop5h 41m
Delta
Thu 9/35:20 am
BGR
- SDF
1 stop5h 45m
Delta
Deal found 7/14![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 7/10. 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 8/299:00 am
SDF
- BOS
1 stop5h 45m
Southwest
Sat 8/294:35 pm
BOS
- SDF
1 stop4h 45m
Southwest
Deal found 7/10![Southwest logo]()
$310
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 15, 2026.
Search for one-way flight options from Louisville to Maine. Find affordable one-way fares based on user searches. Data last updated July 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:14 pm
SDF
- BOS
1 stop12h 15m
Allegiant Air
Deal found 7/14![Allegiant Air logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 7/11. 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.
Fri 10/308:10 pm
SDF
- BOS
1 stop13h 19m
Allegiant Air
Deal found 7/11![Allegiant Air logo]()
$120
This Southwest deal was found by Cheapflights users on 7/10. 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 8/127:05 am
SDF
- BOS
1 stop6h 30m
Southwest
Deal found 7/10![Southwest logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 7/12. 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.
Sat 10/36:27 pm
SDF
- BGR
1 stop16h 19m
Allegiant Air
Deal found 7/12![Allegiant Air logo]()
$125
This Southwest deal was found by Cheapflights users on 7/10. 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 9/27:05 am
SDF
- BOS
2 stops8h 55m
Southwest
Deal found 7/10![Southwest logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/169:14 pm
SDF
- BOS
1 stop12h 15m
Allegiant Air
Deal found 7/14![Allegiant Air logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:26 pm
SDF
- BGR
1 stop26h 37m
Allegiant Air
Deal found 7/14![Allegiant Air logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:02 pm
SDF
- BOS
1 stop13h 09m
Allegiant Air
Deal found 7/14![Allegiant Air logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 7/12. 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.
Wed 8/262:56 pm
SDF
- BOS
1 stop20h 54m
Multiple Airlines
Deal found 7/12![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Sun 8/99:24 pm
SDF
- BOS
1 stop11h 45m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 1/106:48 pm
SDF
- BOS
1 stop16h 24m
Allegiant Air
Deal found 7/11![Allegiant Air logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 7/10. 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.
Fri 1/88:41 pm
SDF
- BOS
1 stop15h 18m
Allegiant Air
Deal found 7/10![Allegiant Air logo]()
$140
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 15, 2026.
Round-trip from | $227 (United Airlines) |
|---|---|
One-way from | $119 (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 15, 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
10:40 am-6:25 pm
1 stop7h 45m
Bangor
Sat 9/12
6:14 am-12:22 pm
1 stop6h 08m
$307
LouisvilleBangor
SDF - BGR
SDFBGR
Louisville Intl
Sat 12/5
12:20 pm-10:04 pm
2 stops9h 44m
Bangor
Wed 12/9
4:15 pm-10:09 pm
1 stop5h 54m
$312
LouisvillePortland
SDF - PWM
SDFPWM
Louisville Intl
Wed 8/12
5:59 pm-11:30 pm
1 stop5h 31m
Portland
Wed 8/19
1:12 pm-8:59 pm
1 stop7h 47m
$317
LouisvillePortland
SDF - PWM
SDFPWM
Louisville Intl
Mon 8/10
9:00 am-2:31 pm
1 stop5h 31m
Portland
Thu 8/13
5:15 am-10:18 am
1 stop5h 03m
$317
LouisvilleBoston
SDF - BOS
SDFBOS
Louisville Intl
Thu 11/5
12:05 pm-3:40 pm
1 stop3h 35m
Boston Logan Intl
Mon 11/9
5:10 am-12:10 pm
1 stop7h 00m
$321
LouisvilleBangor
SDF - BGR
SDFBGR
Louisville Intl
Mon 9/7
6:15 am-10:47 am
1 stop4h 32m
Bangor
Mon 9/14
4:57 pm-11:08 pm
1 stop6h 11m
$324
LouisvilleBoston
SDF - BOS
SDFBOS
Louisville Intl
Wed 10/7
4:00 pm-10:40 pm
2 stops6h 40m
Boston Logan Intl
Thu 10/22
5:15 am-12:15 pm
1 stop7h 00m
$326
LouisvilleBoston
SDF - BOS
SDFBOS
Louisville Intl
Sat 9/12
12:05 pm-6:55 pm
1 stop6h 50m
Boston Logan Intl
Wed 9/16
5:25 am-12:40 pm
1 stop7h 15m
$346
LouisvillePortland
SDF - PWM
SDFPWM
Louisville Intl
Sun 9/13
6:00 am-1:55 pm
2 stops7h 55m
Portland
Wed 9/16
9:49 am-2:37 pm
1 stop4h 48m
$358
LouisvilleBangor
SDF - BGR
SDFBGR
Louisville Intl
Tue 8/11
10:23 am-11:30 pm
2 stops13h 07m
Bangor
Tue 8/18
6:14 am-4:38 pm
2 stops10h 24m
$359
Showing 1-10 of 53 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?
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 15, 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.
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
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
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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 15, 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 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$252 | Average$367 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$258 | Average$442 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$286 | Average$522 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$336 | Average$496 | FlexibilityNo cancel fee | On-time69% |