$126+ 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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — PWM
Jul 11 — Jul 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Louisville to Maine
Cheapest
Best
Last-minute
One-way
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 June 11, 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 June 11, 2026.
This American Airlines deal was found by Cheapflights users on 6/8. 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 9/125:29 pm
SDF
- BGR
1 stop6h 28m
American Airlines
Sat 9/194:56 pm
BGR
- SDF
1 stop4h 31m
American Airlines
Deal found 6/8![American Airlines logo]()
$227
This Southwest deal was found by Cheapflights users on 6/10. 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 10/2011:45 am
SDF
- BOS
1 stop4h 20m
Southwest
Tue 11/35:30 pm
BOS
- SDF
1 stop4h 40m
Southwest
Deal found 6/10![Southwest logo]()
$245
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Wed 8/56:18 pm
SDF
- BGR
1 stop5h 27m
American Airlines
Sat 8/156:00 am
BGR
- SDF
1 stop4h 25m
American Airlines
Deal found 6/8![American Airlines logo]()
$269
This Southwest deal was found by Cheapflights users on 6/9. 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 9/295:30 am
SDF
- BOS
1 stop4h 00m
Southwest
Sat 10/35:35 am
BOS
- SDF
1 stop6h 45m
Southwest
Deal found 6/9![Southwest logo]()
$270
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 8/45:59 pm
SDF
- PWM
1 stop5h 31m
Delta
Wed 8/121:12 pm
PWM
- SDF
1 stop7h 47m
Delta
Deal found 6/10![Delta logo]()
$273
This Southwest deal was found by Cheapflights users on 6/8. 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.
Tue 9/295:30 am
SDF
- PWM
1 stop4h 25m
Southwest
Sat 10/35:40 am
PWM
- SDF
1 stop6h 40m
Southwest
Deal found 6/8![Southwest logo]()
$274
This Southwest deal was found by Cheapflights users on 6/10. 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 9/167:05 am
SDF
- BOS
2 stops8h 55m
Southwest
Sat 9/195:50 am
BOS
- SDF
1 stop6h 50m
Southwest
Deal found 6/10![Southwest logo]()
$275
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 8/45:59 pm
SDF
- PWM
1 stop5h 31m
Delta
Thu 8/136:30 am
PWM
- SDF
1 stop6h 57m
Delta
Deal found 6/10![Delta logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Thu 8/69:24 pm
SDF
- BOS
1 stop11h 45m
Multiple Airlines
Wed 8/1211:59 am
BOS
- SDF
2 stops26h 41m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Thu 8/69:24 pm
SDF
- BOS
1 stop11h 45m
Multiple Airlines
Sat 8/158:37 am
BOS
- SDF
1 stop11h 29m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 6/10. 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
Wed 8/1211:59 am
BOS
- SDF
2 stops26h 41m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 6/10. 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
Sat 8/158:37 am
BOS
- SDF
1 stop11h 29m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$293
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 June 11, 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 June 11, 2026.
This Southwest deal was found by Cheapflights users on 6/9. 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.
Wed 9/25:30 am
SDF
- BOS
1 stop7h 10m
Southwest
Tue 9/85:25 am
BOS
- SDF
2 stops9h 50m
Southwest
Deal found 6/9![Southwest logo]()
$251
This Delta deal was found by Cheapflights users on 6/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:59 pm
SDF
- BGR
1 stop5h 41m
Delta
Sun 8/166:00 am
BGR
- SDF
1 stop5h 05m
Delta
Deal found 6/7![Delta logo]()
$303
This United Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:25 am
SDF
- BGR
1 stop4h 39m
United Airlines
Tue 6/306:10 am
BGR
- SDF
2 stops8h 27m
United Airlines
Deal found 6/6![United Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:55 pm
SDF
- BGR
2 stops40h 37m
Multiple Airlines
Sat 8/1510:06 am
BGR
- SDF
1 stop24h 26m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$442
This Southwest deal was found by Cheapflights users on 6/8. 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.
Tue 9/295:30 am
SDF
- PWM
1 stop4h 25m
Southwest
Sat 10/35:40 am
PWM
- SDF
2 stops9h 25m
Southwest
Deal found 6/8![Southwest logo]()
$320
This United Airlines deal was found by Cheapflights users on 6/8. 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 8/291:50 pm
SDF
- BGR
1 stop8h 01m
United Airlines
Wed 9/26:00 am
BGR
- SDF
1 stop6h 22m
United Airlines
Deal found 6/8![United Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 8/45:59 pm
SDF
- PWM
1 stop5h 31m
Delta
Fri 8/146:00 am
PWM
- SDF
2 stops18h 34m
Delta
Deal found 6/10![Delta logo]()
$356
This Southwest deal was found by Cheapflights users on 6/8. 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.
Sun 8/26:25 pm
SDF
- BOS
1 stop6h 30m
Southwest
Wed 8/55:25 am
BOS
- SDF
1 stop7h 15m
Southwest
Deal found 6/8![Southwest logo]()
$349
This United Airlines deal was found by Cheapflights users on 6/10. 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 11/1410:00 am
SDF
- PWM
1 stop4h 34m
United Airlines
Tue 11/179:10 am
PWM
- SDF
2 stops11h 04m
United Airlines
Deal found 6/10![United Airlines logo]()
$358
This Delta deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:00 pm
SDF
- PWM
1 stop6h 11m
Delta
Wed 9/166:30 am
PWM
- SDF
1 stop4h 35m
Delta
Deal found 6/6![Delta logo]()
$404
This United Airlines deal was found by Cheapflights users on 6/10. 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 8/59:00 am
SDF
- PWM
2 stops10h 27m
United Airlines
Thu 8/136:00 am
PWM
- SDF
2 stops8h 37m
United Airlines
Deal found 6/10![United Airlines logo]()
$373
This Southwest deal was found by Cheapflights users on 6/8. 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.
Tue 7/148:45 am
SDF
- BOS
1 stop7h 20m
Southwest
Wed 7/156:40 pm
BOS
- SDF
1 stop4h 35m
Southwest
Deal found 6/8![Southwest logo]()
$375
This Delta deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:00 pm
SDF
- PWM
1 stop6h 11m
Delta
Sat 9/196:05 am
PWM
- SDF
1 stop6h 15m
Delta
Deal found 6/6![Delta logo]()
$404
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Tue 9/299:04 am
SDF
- PWM
2 stops10h 20m
United Airlines
Thu 10/16:54 pm
PWM
- SDF
1 stop5h 03m
United Airlines
Deal found 6/8![United Airlines logo]()
$375
This Delta deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/3012:46 pm
SDF
- BOS
Nonstop2h 35m
Delta
Mon 7/65:30 am
BOS
- SDF
1 stop4h 25m
Delta
Deal found 6/6![Delta logo]()
$409
This Southwest deal was found by Cheapflights users on 6/10. 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 7/284:15 pm
SDF
- BOS
1 stop7h 10m
Southwest
Fri 7/314:45 pm
BOS
- SDF
1 stop5h 15m
Southwest
Deal found 6/10![Southwest logo]()
$414
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/182:10 pm
SDF
- PWM
2 stops9h 41m
United Airlines
Fri 7/245:15 am
PWM
- SDF
1 stop5h 08m
United Airlines
Deal found 6/7![United Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 6/7. 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.
Tue 7/74:15 pm
SDF
- BOS
1 stop7h 10m
Southwest
Fri 7/107:50 pm
BOS
- SDF
1 stop4h 40m
Southwest
Deal found 6/7![Southwest logo]()
$414
This Delta deal was found by Cheapflights users on 6/9. 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.
Sat 7/115:27 pm
SDF
- BOS
1 stop6h 32m
Delta
Thu 7/166:00 am
BOS
- SDF
1 stop7h 27m
Delta
Deal found 6/9![Delta logo]()
$414
This Southwest deal was found by Cheapflights users on 6/7. 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.
Sat 7/185:15 pm
SDF
- PWM
1 stop6h 30m
Southwest
Fri 7/245:35 am
PWM
- SDF
1 stop6h 55m
Southwest
Deal found 6/7![Southwest logo]()
$414
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/182:10 pm
SDF
- PWM
2 stops9h 41m
United Airlines
Sat 7/255:15 am
PWM
- SDF
1 stop5h 08m
United Airlines
Deal found 6/7![United Airlines logo]()
$415
This Delta deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:50 pm
SDF
- BGR
2 stops15h 58m
Delta
Sun 8/166:00 am
BGR
- SDF
1 stop7h 27m
Delta
Deal found 6/6![Delta logo]()
$438
This Southwest deal was found by Cheapflights users on 6/9. 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.
Wed 7/14:15 pm
SDF
- BOS
2 stops6h 25m
Southwest
Fri 7/35:20 pm
BOS
- SDF
1 stop7h 05m
Southwest
Deal found 6/9![Southwest logo]()
$431
This United deal was found by Cheapflights users on 6/9. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2710:02 am
SDF
- BHB
2 stops10h 16m
Multiple Airlines
Tue 6/302:30 pm
BHB
- SDF
2 stops19h 53m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$863
This Southwest deal was found by Cheapflights users on 6/9. 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 7/176:05 pm
SDF
- BOS
1 stop6h 10m
Southwest
Sun 7/195:30 am
BOS
- SDF
1 stop6h 55m
Southwest
Deal found 6/9![Southwest logo]()
$453
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/410:04 am
SDF
- BGR
2 stops8h 27m
United Airlines
Fri 7/107:15 pm
BGR
- SDF
2 stops15h 08m
United Airlines
Deal found 6/10![United Airlines logo]()
$519
This United deal was found by Cheapflights users on 6/7. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am
SDF
- BHB
2 stops13h 23m
Multiple Airlines
Mon 10/54:38 pm
BHB
- SDF
2 stops17h 40m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$869
This Southwest deal was found by Cheapflights users on 6/10. 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 7/28:45 am
SDF
- BOS
1 stop10h 35m
Southwest
Tue 7/72:30 pm
BOS
- SDF
1 stop7h 15m
Southwest
Deal found 6/10![Southwest logo]()
$457
This United Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/410:04 am
SDF
- BGR
2 stops8h 27m
United Airlines
Tue 7/77:00 am
BGR
- SDF
2 stops11h 56m
United Airlines
Deal found 6/6![United Airlines logo]()
$522
This United deal was found by Cheapflights users on 6/8. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/309:00 am
SDF
- BHB
2 stops12h 03m
Multiple Airlines
Thu 8/68:00 am
BHB
- SDF
2 stops14h 50m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$985
Last-minute flights from Louisville to MaineDiscover last-minute flight deals from Louisville to Maine. Data last updated June 11, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Maine. Data last updated June 11, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:25 pm
SDF
- BGR
1 stop5h 20m
American Airlines
Tue 6/164:34 pm
BGR
- SDF
1 stop6h 34m
American Airlines
Deal found 6/9![American Airlines logo]()
$311
This United Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:25 am
SDF
- BGR
1 stop4h 39m
United Airlines
Tue 6/306:10 am
BGR
- SDF
2 stops8h 27m
United Airlines
Deal found 6/6![United Airlines logo]()
$316
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/111:44 am
SDF
- BOS
1 stop4h 54m
United Airlines
Tue 7/145:44 pm
BOS
- SDF
1 stop5h 11m
United Airlines
Deal found 6/8![United Airlines logo]()
$375
This United Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:30 am
SDF
- BGR
1 stop4h 34m
United Airlines
Tue 7/77:00 am
BGR
- SDF
2 stops11h 56m
United Airlines
Deal found 6/6![United Airlines logo]()
$330
This Delta deal was found by Cheapflights users on 6/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/45:30 pm
SDF
- BOS
Nonstop2h 38m
Delta
Wed 7/85:55 pm
BOS
- SDF
1 stop6h 31m
Delta
Deal found 6/7![Delta logo]()
$365
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/86:30 am
SDF
- BGR
1 stop4h 34m
United Airlines
Wed 7/157:00 am
BGR
- SDF
2 stops7h 37m
United Airlines
Deal found 6/10![United Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 6/10. 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 7/224:15 pm
SDF
- PWM
1 stop6h 45m
Southwest
Wed 7/295:30 am
PWM
- SDF
2 stops6h 35m
Southwest
Deal found 6/10![Southwest logo]()
$373
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Thu 7/239:19 pm
SDF
- BOS
1 stop11h 50m
Multiple Airlines
Fri 7/318:41 am
BOS
- SDF
1 stop23h 55m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Sat 7/259:00 pm
SDF
- BOS
1 stop12h 09m
Multiple Airlines
Fri 7/318:41 am
BOS
- SDF
1 stop23h 55m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$354
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/253:45 pm
SDF
- BOS
Nonstop2h 37m
Delta
Tue 7/289:26 am
BOS
- SDF
Nonstop2h 43m
Delta
Deal found 6/8![Delta logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 7/269:19 pm
SDF
- BOS
1 stop11h 50m
Multiple Airlines
Fri 7/318:41 am
BOS
- SDF
1 stop23h 55m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$376
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/299:00 am
SDF
- PWM
1 stop5h 31m
United Airlines
Tue 8/45:15 am
PWM
- SDF
1 stop5h 08m
United Airlines
Deal found 6/10![United Airlines logo]()
$302
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 June 11, 2026.
Search for one-way flight options from Louisville to Maine. Find affordable one-way fares based on user searches. Data last updated June 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Sat 8/19:03 pm
SDF
- BGR
1 stop13h 08m
Allegiant Air
Deal found 6/10![Allegiant Air logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 8/19:03 pm
SDF
- BOS
1 stop12h 06m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
Thu 8/69:24 pm
SDF
- BOS
2 stops35h 41m
Allegiant Air
Deal found 6/7![Allegiant Air logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
Sun 9/66:55 pm
SDF
- BOS
2 stops16h 10m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 6/10. 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.
Thu 7/309:19 pm
SDF
- BGR
1 stop12h 47m
Allegiant Air
Deal found 6/10![Allegiant Air logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Sun 8/96:55 pm
SDF
- BOS
2 stops16h 09m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 8/109:10 pm
SDF
- BOS
2 stops37h 54m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$153
This Trip.com deal was found by Cheapflights users on 6/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/199:19 pm
SDF
- BGR
1 stop12h 47m
Allegiant Air
Deal found 6/7![Allegiant Air logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 8/79:10 pm
SDF
- BOS
2 stops36h 40m
Allegiant Air
Deal found 6/10![Allegiant Air logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Fri 7/318:24 pm
SDF
- BGR
1 stop13h 02m
Multiple Airlines
Deal found 6/9![Multiple Airlines logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Thu 7/99:35 pm
SDF
- BOS
1 stop14h 12m
Allegiant Air
Deal found 6/9![Allegiant Air logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 7/318:24 pm
SDF
- BGR
1 stop15h 07m
Allegiant Air
Deal found 6/10![Allegiant Air logo]()
$174
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 June 11, 2026.
Round-trip from | $227 (American Airlines) |
|---|---|
One-way from | $126 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $446 |
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 June 11, 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
LouisvilleBoston
SDF - BOS
SDFBOS
Louisville Intl
Wed 9/2
5:30 am-12:40 pm
1 stop7h 10m
Boston Logan Intl
Tue 9/8
5:25 am-3:15 pm
2 stops9h 50m
$251
LouisvilleBangor
SDF - BGR
SDFBGR
Louisville Intl
Thu 8/6
5:59 pm-11:40 pm
1 stop5h 41m
Bangor
Sun 8/16
6:00 am-11:05 am
1 stop5h 05m
$303
LouisvilleBangor
SDF - BGR
SDFBGR
Louisville Intl
Tue 6/23
6:25 am-11:04 am
1 stop4h 39m
Bangor
Tue 6/30
6:10 am-2:37 pm
2 stops8h 27m
$316
LouisvillePortland
SDF - PWM
SDFPWM
Louisville Intl
Tue 9/29
5:30 am-9:55 am
1 stop4h 25m
Portland
Sat 10/3
5:40 am-3:05 pm
2 stops9h 25m
$320
LouisvilleBangor
SDF - BGR
SDFBGR
Louisville Intl
Sat 8/29
1:50 pm-9:51 pm
1 stop8h 01m
Bangor
Wed 9/2
6:00 am-12:22 pm
1 stop6h 22m
$349
LouisvilleBoston
SDF - BOS
SDFBOS
Louisville Intl
Sun 8/2
6:25 pm-12:55 am
1 stop6h 30m
Boston Logan Intl
Wed 8/5
5:25 am-12:40 pm
1 stop7h 15m
$349
LouisvillePortland
SDF - PWM
SDFPWM
Louisville Intl
Tue 8/4
5:59 pm-11:30 pm
1 stop5h 31m
Portland
Fri 8/14
6:00 am-12:34 am
2 stops18h 34m
$356
LouisvillePortland
SDF - PWM
SDFPWM
Louisville Intl
Sat 11/14
10:00 am-2:34 pm
1 stop4h 34m
Portland
Tue 11/17
9:10 am-8:14 pm
2 stops11h 04m
$358
LouisvillePortland
SDF - PWM
SDFPWM
Louisville Intl
Wed 8/5
9:00 am-7:27 pm
2 stops10h 27m
Portland
Thu 8/13
6:00 am-2:37 pm
2 stops8h 37m
$373
LouisvilleBoston
SDF - BOS
SDFBOS
Louisville Intl
Tue 7/14
8:45 am-4:05 pm
1 stop7h 20m
Boston Logan Intl
Wed 7/15
6:40 pm-11:15 pm
1 stop4h 35m
$375
Showing 1-10 of 58 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-BGR
SDF-BOS
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-BGR
SDF-BOS
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 June 11, 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
Entertainment
7.5
Overall
7.9
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Overall
7.9
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Overall
7.9
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Overall
7.9
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Overall
7.9
Comfort
8.0
Food
7.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
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 June 11, 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 June 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$177 | Average$367 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$236 | Average$432 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$283 | Average$541 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$286 | Average$522 | FlexibilityNo cancel fee | On-time63% |