$150+ Cheap flights from Louisville (SDF) to Washington
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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SEA
Sep 12 — Sep 191
Round-trip
1 adult, Economy
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Cheapest flights from Louisville to WashingtonExplore the most affordable flight options available from Louisville to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.
Explore the most affordable flight options available from Louisville to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/264:19 pm -
1 stop8h 33m
Sat 10/35:30 am -
1 stop8h 49m
Deal found 8/12![American Airlines logo]()
$297
This Delta deal was found by Cheapflights users on 8/13. 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 9/167:54 pm -
1 stop7h 01m
Mon 9/2111:59 pm -
1 stop7h 20m
Deal found 8/13![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/264:19 pm -
1 stop10h 04m
Sat 10/37:00 am -
1 stop8h 50m
Deal found 8/10![American Airlines logo]()
$299
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:50 am -
1 stop7h 00m
Thu 11/196:30 am -
1 stop6h 05m
Deal found 8/12![Southwest logo]()
$300
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:55 pm -
1 stop8h 30m
Tue 10/2011:35 pm -
1 stop7h 30m
Deal found 8/9![Southwest logo]()
$300
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:02 am -
1 stop8h 33m
Sat 10/106:12 am -
1 stop7h 11m
Deal found 8/12![American Airlines logo]()
$301
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:50 am -
2 stops11h 30m
Tue 9/2211:05 pm -
1 stop9h 15m
Deal found 8/12![Southwest logo]()
$304
This Southwest deal was found by Cheapflights users on 8/13. 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 9/2312:10 pm -
2 stops10h 45m
Thu 10/111:35 pm -
1 stop7h 35m
Deal found 8/13![Southwest logo]()
$304
This Southwest deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/294:00 pm -
1 stop7h 30m
Fri 10/212:10 am -
2 stops9h 10m
Deal found 8/11![Southwest logo]()
$305
This Southwest deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:10 pm -
2 stops10h 45m
Wed 9/3011:30 pm -
1 stop7h 40m
Deal found 8/11![Southwest logo]()
$305
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:55 pm -
1 stop8h 35m
Fri 10/212:10 am -
2 stops9h 10m
Deal found 8/12![Southwest logo]()
$306
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:15 am -
1 stop8h 19m
Wed 9/1611:08 pm -
1 stop7h 35m
Deal found 8/12![American Airlines logo]()
$308
Best flights from Louisville to WashingtonDiscover carefully curated flight deals from Louisville to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.
Discover carefully curated flight deals from Louisville to Washington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:36 pm -
1 stop10h 29m
Mon 10/1211:50 pm -
1 stop9h 07m
Deal found 8/11![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:15 am -
1 stop9h 18m
Sat 10/245:00 am -
1 stop6h 40m
Deal found 8/12![United Airlines logo]()
$299
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:50 pm -
1 stop7h 20m
Thu 10/2211:35 pm -
1 stop7h 35m
Deal found 8/12![Southwest logo]()
$300
This American Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:19 pm -
1 stop7h 02m
Thu 9/2412:45 pm -
1 stop7h 40m
Deal found 8/10![American Airlines logo]()
$397
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:15 am -
1 stop7h 14m
Tue 9/155:00 am -
1 stop6h 23m
Deal found 8/11![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:54 pm -
1 stop6h 16m
Fri 10/212:25 am -
1 stop8h 29m
Deal found 8/11![Delta logo]()
$341
This Southwest deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:45 pm -
1 stop7h 30m
Fri 9/2511:30 pm -
1 stop7h 40m
Deal found 8/10![Southwest logo]()
$342
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:29 pm -
1 stop6h 47m
Fri 9/2510:57 pm -
1 stop8h 22m
Deal found 8/10![Delta logo]()
$341
This Southwest deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:00 pm -
2 stops9h 15m
Fri 9/2511:30 pm -
1 stop7h 40m
Deal found 8/10![Southwest logo]()
$347
This Alaska Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:19 am -
2 stops13h 36m
Sat 11/76:01 am -
2 stops12h 09m
Deal found 8/11![Alaska Airlines logo]()
$769
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/63:20 pm -
1 stop8h 49m
Thu 1/75:00 am -
1 stop6h 27m
Deal found 8/10![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:35 pm -
1 stop7h 30m
Fri 9/1111:05 pm -
1 stop7h 47m
Deal found 8/9![Delta logo]()
$363
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:10 pm -
1 stop7h 45m
Fri 9/259:05 am -
2 stops11h 05m
Deal found 8/12![Southwest logo]()
$389
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/123:25 pm -
1 stop9h 06m
Tue 9/155:00 am -
1 stop6h 23m
Deal found 8/12![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:00 am -
1 stop8h 50m
Sun 10/1110:50 pm -
1 stop7h 07m
Deal found 8/12![Delta logo]()
$383
This Southwest deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:10 pm -
2 stops10h 45m
Sat 9/2611:30 pm -
2 stops10h 20m
Deal found 8/10![Southwest logo]()
$394
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:25 pm -
1 stop11h 30m
Mon 10/126:43 pm -
2 stops11h 51m
Deal found 8/11![United Airlines logo]()
$404
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:35 am -
2 stops14h 05m
Sun 10/257:30 pm -
2 stops11h 40m
Deal found 8/12![Southwest logo]()
$400
This United Airlines deal was found by Cheapflights users on 8/13. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:15 am -
1 stop7h 14m
Wed 9/97:00 am -
2 stops12h 36m
Deal found 8/13![United Airlines logo]()
$404
This Delta deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:35 pm -
1 stop7h 30m
Tue 9/811:59 pm -
1 stop8h 55m
Deal found 8/9![Delta logo]()
$415
This United Airlines deal was found by Cheapflights users on 8/13. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:36 pm -
2 stops10h 21m
Sat 10/37:29 pm -
2 stops14h 46m
Deal found 8/13![United Airlines logo]()
$409
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:15 pm -
2 stops9h 35m
Fri 10/212:10 am -
2 stops9h 10m
Deal found 8/12![Southwest logo]()
$424
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/55:30 am -
2 stops10h 45m
Thu 1/77:49 pm -
2 stops10h 56m
Deal found 8/10![United Airlines logo]()
$409
This Southwest deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/21:15 pm -
2 stops12h 10m
Sat 9/56:15 am -
1 stop10h 45m
Deal found 8/9![Southwest logo]()
$425
This Southwest deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:10 pm -
1 stop6h 35m
Thu 9/246:00 am -
1 stop11h 30m
Deal found 8/10![Southwest logo]()
$430
This Alaska Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:22 pm -
2 stops13h 30m
Tue 9/156:06 am -
2 stops12h 25m
Deal found 8/12![Alaska Airlines logo]()
$909
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:00 am -
1 stop8h 07m
Sun 9/1311:00 pm -
1 stop7h 54m
Deal found 8/8![United Airlines logo]()
$467
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:45 am -
2 stops9h 25m
Fri 10/212:10 am -
2 stops9h 10m
Deal found 8/12![Southwest logo]()
$460
Last-minute flights from Louisville to WashingtonDiscover last-minute flight deals from Louisville to Washington. Data last updated August 13, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Washington. Data last updated August 13, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:30 pm -
1 stop5h 54m
Sat 9/126:45 am -
1 stop6h 04m
Deal found 8/11![Delta logo]()
$317
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:15 am -
1 stop8h 19m
Wed 9/1611:08 pm -
1 stop7h 35m
Deal found 8/12![American Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:30 pm -
1 stop8h 29m
Tue 9/1511:57 pm -
1 stop6h 46m
Deal found 8/10![American Airlines logo]()
$317
This American Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:30 pm -
1 stop8h 29m
Wed 9/96:00 am -
1 stop9h 50m
Deal found 8/11![American Airlines logo]()
$317
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:50 am -
2 stops11h 30m
Tue 9/2211:05 pm -
1 stop9h 15m
Deal found 8/12![Southwest logo]()
$304
This Delta deal was found by Cheapflights users on 8/13. 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 9/167:54 pm -
1 stop7h 01m
Mon 9/2111:59 pm -
1 stop7h 20m
Deal found 8/13![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 8/13. 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 9/2312:10 pm -
2 stops10h 45m
Thu 10/111:35 pm -
1 stop7h 35m
Deal found 8/13![Southwest logo]()
$304
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/264:19 pm -
1 stop8h 33m
Sat 10/35:30 am -
1 stop8h 49m
Deal found 8/12![American Airlines logo]()
$297
This American Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/264:19 pm -
1 stop10h 04m
Sat 10/37:00 am -
1 stop8h 50m
Deal found 8/10![American Airlines logo]()
$299
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:55 pm -
1 stop8h 35m
Fri 10/212:10 am -
2 stops9h 10m
Deal found 8/12![Southwest logo]()
$306
This Southwest deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/294:00 pm -
1 stop7h 30m
Fri 10/212:10 am -
2 stops9h 10m
Deal found 8/11![Southwest logo]()
$305
This Southwest deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:10 pm -
2 stops10h 45m
Wed 9/3011:30 pm -
1 stop7h 40m
Deal found 8/11![Southwest logo]()
$305
One-way flights from Louisville to WashingtonSearch for one-way flight options from Louisville to Washington. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.
Search for one-way flight options from Louisville to Washington. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.
This American Airlines deal was found by Cheapflights users on 8/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:18 pm -
1 stop7h 25m
Deal found 8/13![American Airlines logo]()
$150
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:05 am -
1 stop10h 40m
Deal found 8/12![Delta logo]()
$150
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:18 pm -
1 stop7h 40m
Deal found 8/12![American Airlines logo]()
$150
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:36 pm -
2 stops10h 51m
Deal found 8/11![United Airlines logo]()
$155
This Southwest deal was found by Cheapflights users on 8/13. 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 9/2312:10 pm -
2 stops10h 45m
Deal found 8/13![Southwest logo]()
$155
This Southwest deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/103:20 pm -
2 stops11h 00m
Deal found 8/10![Southwest logo]()
$156
This American Airlines deal was found by Cheapflights users on 8/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:29 am -
1 stop8h 21m
Deal found 8/13![American Airlines logo]()
$168
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:50 am -
1 stop6h 51m
Deal found 8/11![Delta logo]()
$168
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:25 pm -
2 stops11h 01m
Deal found 8/12![United Airlines logo]()
$173
This American Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:18 pm -
1 stop7h 55m
Deal found 8/8![American Airlines logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1210:56 am -
3 stops50h 11m
Deal found 8/8![Multiple Airlines logo]()
$183
This Southwest deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:10 pm -
1 stop6h 55m
Deal found 8/11![Southwest logo]()
$186
Find flight deals from Louisville to Washington
Keep the following information in mind while searching for Louisville to Washington flight deals. Data was last updated August 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $297 (American Airlines) |
One-way from | $150 (American Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $486 |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisville to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 13, 2026.
Use the filters below to find and compare flights from Louisville to Washington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LouisvilleSeattle
SDF Louisville Intl - SEA Seattle/Tacoma Intl
SDFSEA
Louisville Intl
Wed 10/7
2:36 pm-10:05 pm
1 stop10h 29m
Seattle/Tacoma Intl
Mon 10/12
11:50 pm-11:57 am
1 stop9h 07m
$299
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Sat 10/17
5:15 am-11:33 am
1 stop9h 18m
Portland
Sat 10/24
5:00 am-2:40 pm
1 stop6h 40m
$299
Quickest round-trip
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Mon 9/14
5:15 am-9:29 am
1 stop7h 14m
Portland
Tue 9/15
5:00 am-2:23 pm
1 stop6h 23m
$299
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Thu 10/15
7:50 pm-12:10 am
1 stop7h 20m
Portland
Thu 10/22
11:35 pm-10:10 am
1 stop7h 35m
$300
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Fri 9/25
7:54 pm-11:10 pm
1 stop6h 16m
Portland
Fri 10/2
12:25 am-11:54 am
1 stop8h 29m
$341
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Tue 9/22
4:29 pm-8:16 pm
1 stop6h 47m
Portland
Fri 9/25
10:57 pm-10:19 am
1 stop8h 22m
$341
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Wed 9/23
6:45 pm-11:15 pm
1 stop7h 30m
Portland
Fri 9/25
11:30 pm-10:10 am
1 stop7h 40m
$342
LouisvillePortland
SDF Louisville Intl - PDX Portland
SDFPDX
Louisville Intl
Tue 9/22
4:00 pm-10:15 pm
2 stops9h 15m
Portland
Fri 9/25
11:30 pm-10:10 am
1 stop7h 40m
$347
LouisvilleSeattle
SDF Louisville Intl - SEA Seattle/Tacoma Intl
SDFSEA
Louisville Intl
Sat 9/5
5:35 pm-10:05 pm
1 stop7h 30m
Seattle/Tacoma Intl
Fri 9/11
11:05 pm-9:52 am
1 stop7h 47m
$363
LouisvilleSpokane
SDF Louisville Intl - GEG Spokane
SDFGEG
Louisville Intl
Thu 10/8
6:00 am-11:50 am
1 stop8h 50m
Spokane
Sun 10/11
10:50 pm-8:57 am
1 stop7h 07m
$383
Showing 1-10 of 56 resultsSorted by cheapest first
Best time to book a flight from Louisville to Washington
Have a flexible travel schedule? Discover the best time to fly to Washington from Louisville with our price prediction graph.
SDF-SEA
SDF-PDX
SDF-GEG
SDF-PUW
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 Washington
SDF-USWA
SDF-SEA
SDF-PDX
SDF-GEG
SDF-PUW
What is the cheapest month to book a flight from Louisville to State of Washington?
Currently, January is the cheapest month in which you can book a flight from Louisville to State of Washington (average of $299). Flying from Louisville to State of Washington in June is currently the most expensive (average of $576). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Louisville to State of Washington?
Airfare is below average for this route at the moment.
Louisville to State of Washington flights typically cost between $456 and $546 in September.The cheapest round-trip price found within the last 5 days was $297 on American Airlines (Sep 26-Oct 3).
How far ahead should I book a flight from Louisville to State of Washington?
The price you pay for your flight from Louisville to State of Washington may vary depending on when you book. For the best chance of a lower fare, look to book 40 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing Washington
Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated August 13, 2026.
Read through reviews of airlines operating flights from Louisville to Washington, such as Southwest,Alaska Airlines, andDelta. You can also see how each airline stacks up 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
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 Washington. 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 Washington
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Complete your trip
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Search flights from Louisville to Washington by cabin class
Find flights from Louisville to Washington, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Louisville and Washington flights
Browse other Louisville and Washington flight options. Last updated on August 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Louisville to Washington flights
Consider these flights traveling from Louisville to Washington.
Top 5 airlines flying from Louisville to Washington
Discover the top 5 airlines that operate flights from Louisville to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$187 | Average$470 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$276 | Average$547 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$278 | Average$471 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$280 | Average$423 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$430 | Average$767 | FlexibilityNo cancel fee | On-time75% |