$137+ 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SEA
Apr 28 — May 51
Round-trip
1 adult, Economy
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Find cheap flights from Louisville to Washington with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from 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 March 29, 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 March 29, 2026.
This American Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/277:45 pm
SDF
- SEA
1 stop8h 14m
American Airlines
Wed 6/37:31 am
SEA
- SDF
1 stop8h 29m
American Airlines
Deal found 3/24![American Airlines logo]()
$293
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/64:40 pm
SDF
- SEA
2 stops9h 55m
Southwest
Wed 5/1311:45 pm
SEA
- SDF
1 stop7h 10m
Southwest
Deal found 3/24![Southwest logo]()
$298
This Southwest deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:40 pm
SDF
- PDX
1 stop6h 20m
Southwest
Mon 5/1811:55 pm
PDX
- SDF
1 stop6h 55m
Southwest
Deal found 3/26![Southwest logo]()
$300
This Southwest deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/53:30 pm
SDF
- PDX
2 stops10h 30m
Southwest
Sat 5/96:00 am
PDX
- SDF
1 stop7h 55m
Southwest
Deal found 3/26![Southwest logo]()
$305
This American Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:01 pm
SDF
- PDX
1 stop7h 55m
American Airlines
Mon 5/1811:47 pm
PDX
- SDF
1 stop7h 59m
American Airlines
Deal found 3/25![American Airlines logo]()
$307
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:52 pm
SDF
- SEA
1 stop7h 54m
Delta
Tue 6/210:35 pm
SEA
- SDF
1 stop7h 21m
Delta
Deal found 3/25![Delta logo]()
$324
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:10 pm
SDF
- PDX
1 stop7h 00m
Southwest
Mon 6/111:55 pm
PDX
- SDF
1 stop6h 55m
Southwest
Deal found 3/24![Southwest logo]()
$327
This American Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/15:41 pm
SDF
- PDX
1 stop8h 08m
American Airlines
Tue 5/51:23 pm
PDX
- SDF
1 stop7h 25m
American Airlines
Deal found 3/25![American Airlines logo]()
$328
This Southwest deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/148:10 pm
SDF
- PDX
1 stop7h 00m
Southwest
Mon 5/188:50 pm
PDX
- SDF
2 stops10h 00m
Southwest
Deal found 3/25![Southwest logo]()
$332
This American Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:56 pm
SDF
- SEA
1 stop8h 20m
American Airlines
Tue 6/211:24 pm
SEA
- SDF
1 stop8h 12m
American Airlines
Deal found 3/26![American Airlines logo]()
$338
This Southwest deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” 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 5/78:10 pm
SDF
- PDX
1 stop7h 00m
Southwest
Mon 5/1111:55 pm
PDX
- SDF
2 stops9h 45m
Southwest
Deal found 3/29![Southwest logo]()
$338
This American Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/267:45 pm
SDF
- SEA
1 stop8h 14m
American Airlines
Mon 6/111:58 pm
SEA
- SDF
1 stop7h 19m
American Airlines
Deal found 3/24![American Airlines logo]()
$341
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 March 29, 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 March 29, 2026.
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/97:51 pm
SDF
- PDX
1 stop6h 30m
Delta
Wed 6/249:25 pm
PDX
- SDF
1 stop8h 32m
Delta
Deal found 3/25![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/22:55 pm
SDF
- SEA
1 stop7h 05m
United Airlines
Sat 5/92:28 pm
SEA
- SDF
1 stop6h 28m
United Airlines
Deal found 3/25![United Airlines logo]()
$355
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/64:40 pm
SDF
- SEA
2 stops10h 30m
Southwest
Wed 5/136:30 am
SEA
- SDF
2 stops11h 05m
Southwest
Deal found 3/24![Southwest logo]()
$391
This American Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:00 am
SDF
- GEG
1 stop9h 32m
American Airlines
Sun 5/31:22 pm
GEG
- SDF
1 stop7h 26m
American Airlines
Deal found 3/26![American Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/97:51 pm
SDF
- PDX
1 stop6h 30m
Delta
Thu 6/259:25 pm
PDX
- SDF
1 stop8h 32m
Delta
Deal found 3/25![Delta logo]()
$365
This Southwest deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/21:45 pm
SDF
- SEA
2 stops11h 15m
Southwest
Sat 5/911:55 pm
SEA
- SDF
2 stops9h 55m
Southwest
Deal found 3/25![Southwest logo]()
$392
This United Airlines deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” 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 4/305:28 pm
SDF
- PDX
1 stop6h 41m
United Airlines
Sun 5/32:41 pm
PDX
- SDF
1 stop6h 15m
United Airlines
Deal found 3/28![United Airlines logo]()
$395
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/263:29 pm
SDF
- GEG
1 stop8h 51m
Delta
Mon 6/110:40 pm
GEG
- SDF
1 stop8h 45m
Delta
Deal found 3/25![Delta logo]()
$377
This Southwest deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” 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 4/251:45 pm
SDF
- SEA
1 stop7h 30m
Southwest
Sat 5/211:55 pm
SEA
- SDF
2 stops9h 55m
Southwest
Deal found 3/29![Southwest logo]()
$392
This United Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/133:30 pm
SDF
- PDX
1 stop10h 29m
United Airlines
Sat 5/162:41 pm
PDX
- SDF
1 stop6h 15m
United Airlines
Deal found 3/25![United Airlines logo]()
$400
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/22:34 pm
SDF
- GEG
2 stops11h 32m
Delta
Tue 6/1610:48 pm
GEG
- SDF
1 stop7h 09m
Delta
Deal found 3/24![Delta logo]()
$380
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/123:37 pm
SDF
- GEG
1 stop8h 39m
United Airlines
Wed 5/135:00 am
GEG
- SDF
1 stop6h 41m
United Airlines
Deal found 3/26![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/266:04 am
SDF
- PDX
1 stop9h 45m
Delta
Tue 4/2811:15 pm
PDX
- SDF
1 stop7h 51m
Delta
Deal found 3/28![Delta logo]()
$395
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/65:05 pm
SDF
- SEA
2 stops10h 05m
Southwest
Sun 6/711:05 pm
SEA
- SDF
1 stop8h 00m
Southwest
Deal found 3/24![Southwest logo]()
$441
This United Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/292:20 pm
SDF
- SEA
1 stop12h 26m
United Airlines
Sat 5/27:36 pm
SEA
- SDF
2 stops11h 01m
United Airlines
Deal found 3/25![United Airlines logo]()
$429
This Southwest deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/247:45 pm
SDF
- PDX
1 stop6h 45m
Southwest
Tue 6/3011:30 pm
PDX
- SDF
2 stops9h 55m
Southwest
Deal found 3/25![Southwest logo]()
$444
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:49 pm
SDF
- SEA
1 stop6h 54m
Delta
Sat 6/135:30 am
SEA
- SDF
1 stop8h 23m
Delta
Deal found 3/25![Delta logo]()
$436
This Southwest deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” 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 4/303:40 pm
SDF
- PDX
2 stops10h 00m
Southwest
Sun 5/311:55 pm
PDX
- SDF
1 stop7h 00m
Southwest
Deal found 3/28![Southwest logo]()
$453
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
SDF
- PDX
1 stop7h 37m
Delta
Fri 8/2110:55 pm
PDX
- SDF
1 stop7h 56m
Delta
Deal found 3/24![Delta logo]()
$439
This Southwest deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” 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 6/34:40 pm
SDF
- SEA
2 stops10h 30m
Southwest
Mon 6/86:45 am
SEA
- SDF
2 stops14h 40m
Southwest
Deal found 3/28![Southwest logo]()
$454
This Alaska Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/91:18 pm
SDF
- PUW
2 stops13h 36m
Alaska Airlines
Mon 4/138:24 pm
PUW
- SDF
2 stops11h 22m
Alaska Airlines
Deal found 3/25![Alaska Airlines logo]()
$1,609
This Delta deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” 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 8/147:25 pm
SDF
- GEG
1 stop6h 39m
Delta
Sat 8/226:05 am
GEG
- SDF
1 stop6h 39m
Delta
Deal found 3/29![Delta logo]()
$457
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/274:40 pm
SDF
- SEA
2 stops10h 30m
Southwest
Tue 6/95:15 am
SEA
- SDF
2 stops8h 55m
Southwest
Deal found 3/24![Southwest logo]()
$467
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” 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 5/305:52 pm
SDF
- SEA
1 stop7h 56m
Delta
Sun 6/711:10 pm
SEA
- SDF
1 stop7h 45m
Delta
Deal found 3/27![Delta logo]()
$457
This Southwest deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” 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 4/147:15 pm
SDF
- SEA
1 stop7h 55m
Southwest
Tue 4/2111:45 pm
SEA
- SDF
1 stop7h 05m
Southwest
Deal found 3/28![Southwest logo]()
$482
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:00 am
SDF
- PDX
1 stop7h 37m
Delta
Fri 8/211:25 pm
PDX
- SDF
1 stop6h 25m
Delta
Deal found 3/24![Delta logo]()
$457
This Delta deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/163:24 pm
SDF
- PDX
1 stop9h 30m
Delta
Thu 8/279:45 pm
PDX
- SDF
1 stop8h 06m
Delta
Deal found 3/24![Delta logo]()
$457
Last-minute flights from Louisville to WashingtonDiscover last-minute flight deals from Louisville to Washington. Data last updated March 29, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Washington. Data last updated March 29, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/143:16 pm
SDF
- GEG
1 stop9h 15m
Delta
Mon 4/2012:36 pm
GEG
- SDF
1 stop8h 23m
Delta
Deal found 3/25![Delta logo]()
$360
This United Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:00 am
SDF
- SEA
1 stop9h 48m
United Airlines
Mon 4/2010:35 pm
SEA
- SDF
1 stop7h 35m
United Airlines
Deal found 3/25![United Airlines logo]()
$360
This United Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/149:55 am
SDF
- GEG
2 stops14h 16m
United Airlines
Mon 4/201:46 pm
GEG
- SDF
1 stop5h 53m
United Airlines
Deal found 3/25![United Airlines logo]()
$365
This Southwest deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/168:10 pm
SDF
- PDX
1 stop7h 00m
Southwest
Wed 4/2211:55 pm
PDX
- SDF
1 stop7h 00m
Southwest
Deal found 3/26![Southwest logo]()
$300
This American Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:01 pm
SDF
- SEA
1 stop8h 35m
American Airlines
Tue 5/510:25 am
SEA
- SDF
1 stop8h 16m
American Airlines
Deal found 3/25![American Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/245:48 pm
SDF
- PDX
1 stop7h 46m
United Airlines
Mon 4/2710:56 pm
PDX
- SDF
1 stop7h 14m
United Airlines
Deal found 3/25![United Airlines logo]()
$355
This Southwest deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/248:10 pm
SDF
- PDX
1 stop7h 00m
Southwest
Mon 4/2711:55 pm
PDX
- SDF
2 stops9h 45m
Southwest
Deal found 3/25![Southwest logo]()
$377
This American Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/255:41 pm
SDF
- SEA
1 stop8h 06m
American Airlines
Thu 5/1411:55 pm
SEA
- SDF
1 stop7h 20m
American Airlines
Deal found 3/25![American Airlines logo]()
$355
This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/267:36 am
SDF
- PDX
1 stop8h 22m
American Airlines
Tue 4/281:23 pm
PDX
- SDF
1 stop7h 25m
American Airlines
Deal found 3/27![American Airlines logo]()
$380
This Delta deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:04 am
SDF
- PDX
1 stop9h 45m
Delta
Mon 4/2711:15 pm
PDX
- SDF
1 stop7h 51m
Delta
Deal found 3/29![Delta logo]()
$333
This American Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/289:00 am
SDF
- SEA
1 stop8h 27m
American Airlines
Tue 5/56:00 am
SEA
- SDF
1 stop7h 23m
American Airlines
Deal found 3/24![American Airlines logo]()
$293
This Southwest deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:10 pm
SDF
- SEA
1 stop6h 55m
Southwest
Thu 5/79:00 pm
SEA
- SDF
2 stops9h 55m
Southwest
Deal found 3/26![Southwest logo]()
$361
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 March 29, 2026.
Search for one-way flight options from Louisville to Washington. Find affordable one-way fares based on user searches. Data last updated March 29, 2026.
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/133:30 pm
SDF
- PDX
1 stop10h 29m
United Airlines
Deal found 3/26![United Airlines logo]()
$137
This United Airlines deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:48 pm
SDF
- SEA
1 stop7h 54m
United Airlines
Deal found 3/24![United Airlines logo]()
$147
This Southwest deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/138:55 am
SDF
- PDX
2 stops14h 50m
Southwest
Deal found 3/26![Southwest logo]()
$148
This Southwest deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/154:40 pm
SDF
- SEA
2 stops10h 30m
Southwest
Deal found 3/25![Southwest logo]()
$152
This American Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:41 pm
SDF
- PDX
1 stop9h 13m
American Airlines
Deal found 3/26![American Airlines logo]()
$164
This Delta deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/117:49 pm
SDF
- GEG
1 stop6h 17m
Delta
Deal found 3/26![Delta logo]()
$178
This Southwest deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/118:05 pm
SDF
- PDX
1 stop6h 50m
Southwest
Deal found 3/24![Southwest logo]()
$178
This American Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:45 pm
SDF
- SEA
1 stop8h 14m
American Airlines
Deal found 3/25![American Airlines logo]()
$182
This Southwest deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/43:35 pm
SDF
- SEA
2 stops11h 15m
Southwest
Deal found 3/25![Southwest logo]()
$183
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/123:30 pm
SDF
- PDX
1 stop10h 29m
United Airlines
Deal found 3/26![United Airlines logo]()
$187
This United Airlines deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” 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 5/125:40 am
SDF
- SEA
1 stop8h 59m
United Airlines
Deal found 3/28![United Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/117:48 pm
SDF
- GEG
3 stops42h 50m
Multiple Airlines
Deal found 3/26![Multiple Airlines logo]()
$195
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 March 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $293 (American Airlines) |
One-way from | $137 (United Airlines) |
Popular in | July |
Cheapest in | January |
Average price | $443 |
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 March 29, 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
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Tue 6/9
7:51 pm-11:21 pm
1 stop6h 30m
Portland
Wed 6/24
9:25 pm-8:57 am
1 stop8h 32m
$347
LouisvilleSeattle
SDF - SEA
SDFSEA
Louisville Intl
Sat 5/2
2:55 pm-7:00 pm
1 stop7h 05m
Seattle/Tacoma Intl
Sat 5/9
2:28 pm-11:56 pm
1 stop6h 28m
$355
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Tue 6/9
7:51 pm-11:21 pm
1 stop6h 30m
Portland
Thu 6/25
9:25 pm-8:57 am
1 stop8h 32m
$365
LouisvilleSpokane
SDF - GEG
SDFGEG
Louisville Intl
Tue 5/26
3:29 pm-9:20 pm
1 stop8h 51m
Spokane
Mon 6/1
10:40 pm-10:25 am
1 stop8h 45m
$377
LouisvilleSpokane
SDF - GEG
SDFGEG
Louisville Intl
Tue 6/2
2:34 pm-11:06 pm
2 stops11h 32m
Spokane
Tue 6/16
10:48 pm-8:57 am
1 stop7h 09m
$380
LouisvilleSeattle
SDF - SEA
SDFSEA
Louisville Intl
Wed 5/6
4:40 pm-12:10 am
2 stops10h 30m
Seattle/Tacoma Intl
Wed 5/13
6:30 am-8:35 pm
2 stops11h 05m
$391
LouisvilleSeattle
SDF - SEA
SDFSEA
Louisville Intl
Sat 5/2
1:45 pm-10:00 pm
2 stops11h 15m
Seattle/Tacoma Intl
Sat 5/9
11:55 pm-12:50 pm
2 stops9h 55m
$392
LouisvilleSeattle
SDF - SEA
SDFSEA
Louisville Intl
Sat 4/25
1:45 pm-6:15 pm
1 stop7h 30m
Seattle/Tacoma Intl
Sat 5/2
11:55 pm-12:50 pm
2 stops9h 55m
$392
Quickest round-trip
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Thu 4/30
5:28 pm-9:09 pm
1 stop6h 41m
Portland
Sun 5/3
2:41 pm-11:56 pm
1 stop6h 15m
$395
LouisvillePortland
SDF - PDX
SDFPDX
Louisville Intl
Sun 4/26
6:04 am-12:49 pm
1 stop9h 45m
Portland
Tue 4/28
11:15 pm-10:06 am
1 stop7h 51m
$395
Showing 1-10 of 53 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-PDX
SDF-SEA
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-PDX
SDF-SEA
SDF-GEG
SDF-PUW
What is the cheapest month to book a flight from Louisville to State of Washington?
Currently, September is the cheapest month in which you can book a flight from Louisville to State of Washington (average of $80). Flying from Louisville to State of Washington in July is currently the most expensive (average of $220). 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?
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 March 29, 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.
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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
Complete your trip to Washington by adding a car rental and/or hotel reservation to your travel itinerary.
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 March 29, 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 March 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$206 | Average$408 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$264 | Average$446 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$270 | Average$406 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$278 | Average$449 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$430 | Average$577 | FlexibilityNo cancel fee | On-time75% |