$185+ Cheap flights from San Luis Obispo (SBP) to Washington, D.C. (WAS)
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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
SBP — WAS
Jun 15 — Jun 221
Round-trip
1 adult, Economy
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Cheapest flights from San Luis Obispo to Washington, D.C.Explore the most affordable flight options available from San Luis Obispo to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.
Explore the most affordable flight options available from San Luis Obispo to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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.
Tue 9/2210:18 am
SBP
- IAD
1 stop10h 41m
Alaska Airlines
Tue 9/297:29 pm
IAD
- SBP
1 stop7h 21m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$325
This American Airlines deal was found by Cheapflights users on 5/12. 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 9/224:36 pm
SBP
- IAD
2 stops13h 02m
American Airlines
Tue 9/296:24 am
IAD
- SBP
1 stop8h 21m
American Airlines
Deal found 5/12![American Airlines logo]()
$330
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Wed 8/1212:29 pm
SBP
- DCA
1 stop8h 29m
American Airlines
Tue 8/185:00 am
DCA
- SBP
1 stop9h 39m
American Airlines
Deal found 5/12![American Airlines logo]()
$352
This Expedia deal was found by Cheapflights users on 5/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
SBP
- IAD
1 stop9h 14m
Alaska Airlines
Wed 8/267:29 pm
IAD
- SBP
1 stop7h 21m
Alaska Airlines
Deal found 5/13![Alaska Airlines logo]()
$352
This American Airlines deal was found by Cheapflights users on 5/13. 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.
Mon 12/77:11 pm
SBP
- IAD
2 stops10h 33m
American Airlines
Wed 12/166:00 am
IAD
- SBP
1 stop8h 39m
American Airlines
Deal found 5/13![American Airlines logo]()
$357
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Thu 8/277:08 pm
SBP
- DCA
2 stops11h 21m
American Airlines
Wed 9/25:00 am
DCA
- SBP
2 stops9h 52m
American Airlines
Deal found 5/12![American Airlines logo]()
$362
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Thu 8/207:08 pm
SBP
- IAD
2 stops11h 49m
American Airlines
Tue 8/256:10 am
IAD
- SBP
2 stops8h 48m
American Airlines
Deal found 5/12![American Airlines logo]()
$362
This American Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 12/712:28 pm
SBP
- BWI
1 stop7h 26m
American Airlines
Wed 12/166:02 am
BWI
- SBP
1 stop8h 37m
American Airlines
Deal found 5/16![American Airlines logo]()
$369
This American Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 12/67:11 pm
SBP
- IAD
2 stops10h 33m
American Airlines
Mon 12/146:00 am
IAD
- SBP
1 stop8h 39m
American Airlines
Deal found 5/16![American Airlines logo]()
$374
This American Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 7/87:02 pm
SBP
- DCA
2 stops9h 57m
American Airlines
Tue 7/145:00 am
DCA
- SBP
2 stops9h 51m
American Airlines
Deal found 5/15![American Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Thu 8/2012:29 pm
SBP
- BWI
1 stop8h 14m
American Airlines
Tue 8/256:00 am
BWI
- SBP
2 stops8h 58m
American Airlines
Deal found 5/12![American Airlines logo]()
$384
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Thu 9/312:29 pm
SBP
- IAD
1 stop7h 23m
American Airlines
Sun 9/66:10 am
IAD
- SBP
2 stops15h 25m
American Airlines
Deal found 5/12![American Airlines logo]()
$384
Best flights from San Luis Obispo to Washington, D.C.Discover carefully curated flight deals from San Luis Obispo to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 16, 2026.
Discover carefully curated flight deals from San Luis Obispo to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 16, 2026.
This Expedia deal was found by Cheapflights users on 5/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:04 am
SBP
- IAD
1 stop9h 41m
Alaska Airlines
Tue 8/187:53 pm
IAD
- SBP
1 stop21h 51m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$352
This American Airlines deal was found by Cheapflights users on 5/12. 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 7/117:02 pm
SBP
- DCA
1 stop9h 12m
American Airlines
Sat 7/186:01 pm
DCA
- SBP
1 stop7h 49m
American Airlines
Deal found 5/12![American Airlines logo]()
$406
This United Airlines deal was found by Cheapflights users on 5/12. 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.
Thu 8/208:33 pm
SBP
- BWI
1 stop7h 42m
United Airlines
Tue 8/254:18 pm
BWI
- SBP
1 stop7h 37m
United Airlines
Deal found 5/12![United Airlines logo]()
$501
This Alaska Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 9/226:43 pm
SBP
- BWI
1 stop8h 47m
Alaska Airlines
Tue 9/294:34 pm
BWI
- SBP
1 stop27h 20m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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.
Mon 6/15:38 pm
SBP
- BWI
1 stop18h 39m
Alaska Airlines
Fri 6/54:17 pm
BWI
- SBP
1 stop27h 41m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 5/12. 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 7/117:02 pm
SBP
- IAD
2 stops11h 04m
American Airlines
Sat 7/1811:58 am
IAD
- SBP
2 stops13h 52m
American Airlines
Deal found 5/12![American Airlines logo]()
$443
This Alaska Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 9/115:34 pm
SBP
- BWI
1 stop19h 00m
Alaska Airlines
Sun 9/134:34 pm
BWI
- SBP
1 stop27h 20m
Alaska Airlines
Deal found 5/16![Alaska Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 5/13. 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.
Mon 6/296:05 pm
SBP
- BWI
2 stops12h 21m
United Airlines
Wed 7/153:03 pm
BWI
- SBP
2 stops11h 41m
United Airlines
Deal found 5/13![United Airlines logo]()
$529
This American Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” 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 6/296:52 pm
SBP
- BWI
2 stops11h 34m
American Airlines
Wed 7/1511:59 am
BWI
- SBP
2 stops9h 32m
American Airlines
Deal found 5/16![American Airlines logo]()
$495
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:38 pm
SBP
- DCA
1 stop19h 22m
Alaska Airlines
Tue 6/28:59 am
DCA
- SBP
1 stop8h 20m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$441
This United Airlines deal was found by Cheapflights users on 5/13. 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.
Fri 5/226:00 am
SBP
- IAD
1 stop7h 26m
United Airlines
Sat 5/235:48 pm
IAD
- SBP
1 stop8h 56m
United Airlines
Deal found 5/13![United Airlines logo]()
$549
This Alaska Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 5/267:35 am
SBP
- BWI
1 stop28h 42m
Alaska Airlines
Fri 5/294:17 pm
BWI
- SBP
1 stop27h 41m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$463
This American Airlines deal was found by Cheapflights users on 5/10. 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 8/137:08 pm
SBP
- DCA
2 stops12h 46m
American Airlines
Thu 8/207:29 am
DCA
- SBP
1 stop7h 29m
American Airlines
Deal found 5/10![American Airlines logo]()
$567
This United Airlines deal was found by Cheapflights users on 5/13. 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 9/125:00 am
SBP
- DCA
1 stop7h 11m
United Airlines
Tue 9/157:50 am
DCA
- SBP
1 stop10h 33m
United Airlines
Deal found 5/13![United Airlines logo]()
$569
This Alaska Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 5/262:59 pm
SBP
- IAD
1 stop23h 43m
Alaska Airlines
Fri 5/297:37 pm
IAD
- SBP
1 stop21h 42m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$471
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Fri 6/56:52 pm
SBP
- DCA
2 stops11h 09m
American Airlines
Fri 6/123:52 pm
DCA
- SBP
2 stops9h 53m
American Airlines
Deal found 5/12![American Airlines logo]()
$576
This Alaska Airlines deal was found by Cheapflights users on 5/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:04 am
SBP
- IAD
1 stop9h 41m
Alaska Airlines
Tue 8/186:14 pm
IAD
- SBP
1 stop18h 17m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$485
This Alaska Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 8/256:50 pm
SBP
- BWI
1 stop8h 40m
Alaska Airlines
Sat 8/294:34 pm
BWI
- SBP
1 stop30h 27m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$509
This Alaska Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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.
Sat 7/116:04 am
SBP
- IAD
1 stop9h 53m
Alaska Airlines
Sat 7/188:00 pm
IAD
- SBP
1 stop24h 17m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$561
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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 6/57:27 pm
SBP
- IAD
1 stop9h 07m
Alaska Airlines
Fri 6/127:49 pm
IAD
- SBP
1 stop24h 28m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$583
This Alaska Airlines deal was found by Cheapflights users on 5/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
SBP
- DCA
1 stop12h 00m
Alaska Airlines
Mon 8/2410:59 am
DCA
- SBP
1 stop15h 51m
Alaska Airlines
Deal found 5/10![Alaska Airlines logo]()
$623
This Alaska Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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.
Mon 6/15:38 pm
SBP
- DCA
1 stop19h 22m
Alaska Airlines
Fri 6/56:59 pm
DCA
- SBP
2 stops22h 20m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$647
Last-minute flights from San Luis Obispo to Washington, D.C.Discover last-minute flight deals from San Luis Obispo to Washington, D.C.. Data last updated May 16, 2026 and is based on user searches.
Discover last-minute flight deals from San Luis Obispo to Washington, D.C.. Data last updated May 16, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 5/306:52 pm
SBP
- DCA
1 stop9h 08m
American Airlines
Sat 6/135:30 pm
DCA
- SBP
1 stop8h 15m
American Airlines
Deal found 5/15![American Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 5/11. 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 5/302:06 pm
SBP
- IAD
1 stop7h 49m
United Airlines
Sat 6/66:30 am
IAD
- SBP
1 stop8h 08m
United Airlines
Deal found 5/11![United Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 5/11. 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 5/306:25 am
SBP
- DCA
1 stop7h 22m
United Airlines
Sat 6/612:59 pm
DCA
- SBP
2 stops10h 51m
United Airlines
Deal found 5/11![United Airlines logo]()
$419
This American Airlines deal was found by Cheapflights users on 5/11. 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.
Sat 5/306:52 pm
SBP
- IAD
2 stops13h 17m
American Airlines
Sat 6/66:15 am
IAD
- SBP
1 stop8h 45m
American Airlines
Deal found 5/11![American Airlines logo]()
$419
This American Airlines deal was found by Cheapflights users on 5/11. 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.
Sat 5/306:00 am
SBP
- DCA
2 stops12h 30m
American Airlines
Sat 6/63:25 pm
DCA
- SBP
2 stops10h 20m
American Airlines
Deal found 5/11![American Airlines logo]()
$425
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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.
Mon 6/15:38 pm
SBP
- BWI
1 stop18h 39m
Alaska Airlines
Fri 6/54:17 pm
BWI
- SBP
1 stop27h 41m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$379
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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.
Mon 6/17:27 pm
SBP
- IAD
1 stop9h 07m
Alaska Airlines
Fri 6/57:37 pm
IAD
- SBP
1 stop21h 42m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” 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 6/25:00 am
SBP
- DCA
1 stop6h 59m
United Airlines
Tue 6/161:00 pm
DCA
- SBP
2 stops12h 12m
United Airlines
Deal found 5/15![United Airlines logo]()
$430
This American Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:52 pm
SBP
- IAD
2 stops10h 58m
American Airlines
Sat 6/131:12 pm
IAD
- SBP
2 stops12h 33m
American Airlines
Deal found 5/14![American Airlines logo]()
$411
This United Airlines deal was found by Cheapflights users on 5/11. 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 6/242:06 pm
SBP
- IAD
1 stop8h 04m
United Airlines
Fri 7/33:56 pm
IAD
- SBP
1 stop7h 54m
United Airlines
Deal found 5/11![United Airlines logo]()
$404
This Expedia deal was found by Cheapflights users on 5/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/245:57 pm
SBP
- IAD
2 stops25h 49m
Alaska Airlines
Fri 7/37:49 pm
IAD
- SBP
1 stop24h 28m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$418
This American Airlines deal was found by Cheapflights users on 5/12. 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 6/296:52 pm
SBP
- BWI
2 stops11h 34m
American Airlines
Tue 7/75:01 am
BWI
- SBP
2 stops9h 50m
American Airlines
Deal found 5/12![American Airlines logo]()
$413
One-way flights from San Luis Obispo to Washington, D.C.Search for one-way flight options from San Luis Obispo to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated May 16, 2026.
Search for one-way flight options from San Luis Obispo to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated May 16, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:04 am
SBP
- IAD
1 stop9h 41m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$185
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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.
Thu 7/306:04 am
SBP
- IAD
1 stop9h 41m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$190
This Expedia deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:04 am
SBP
- IAD
1 stop9h 41m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$225
This Expedia deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:33 am
SBP
- DCA
1 stop29h 27m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$245
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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.
Tue 5/197:27 pm
SBP
- IAD
1 stop9h 07m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$255
This Expedia deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/287:35 am
SBP
- BWI
1 stop28h 42m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$273
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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.
Sat 7/256:04 am
SBP
- IAD
1 stop9h 53m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$275
This Expedia deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/282:59 pm
SBP
- IAD
1 stop23h 43m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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.
Thu 6/257:34 pm
SBP
- IAD
1 stop8h 05m
Alaska Airlines
Deal found 5/11![Alaska Airlines logo]()
$298
This Expedia deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/245:50 pm
SBP
- DCA
1 stop19h 10m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$303
This Expedia deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/247:30 am
SBP
- BWI
1 stop28h 46m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$306
This Expedia deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:38 pm
SBP
- DCA
1 stop19h 22m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$316
Find flight deals from San Luis Obispo to Washington, D.C.
Discover tips and strategies to find the most affordable flight options for your journey from San Luis Obispo (SBP) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $352 (American Airlines) |
One-way from | $185 (Alaska Airlines) |
Popular in | April |
Cheapest in | February |
Average price | $512 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Luis Obispo to Washington, D.C. 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 May 16, 2026.
Use the filters below to find and compare flights from San Luis Obispo to Washington, D.C. that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San Luis ObispoWashington, D.C.
SBP - IAD
SBPIAD
San Luis Obispo County
Wed 8/12
6:04 am-6:45 pm
1 stop9h 41m
Washington, D.C. Dulles Intl
Tue 8/18
7:53 pm-2:44 pm
1 stop21h 51m
$352
San Luis ObispoBaltimore
SBP - BWI
SBPBWI
San Luis Obispo County
Tue 9/22
6:43 pm-6:30 am
1 stop8h 47m
Baltimore/Washington
Tue 9/29
4:34 pm-4:54 pm
1 stop27h 20m
$369
San Luis ObispoBaltimore
SBP - BWI
SBPBWI
San Luis Obispo County
Mon 6/1
5:38 pm-3:17 pm
1 stop18h 39m
Baltimore/Washington
Fri 6/5
4:17 pm-4:58 pm
1 stop27h 41m
$379
San Luis ObispoWashington, D.C.
SBP - DCA
SBPDCA
San Luis Obispo County
Sat 7/11
7:02 pm-7:14 am
1 stop9h 12m
Washington, D.C. Reagan-National
Sat 7/18
6:01 pm-10:50 pm
1 stop7h 49m
$406
San Luis ObispoBaltimore
SBP - BWI
SBPBWI
San Luis Obispo County
Fri 9/11
5:34 pm-3:34 pm
1 stop19h 00m
Baltimore/Washington
Sun 9/13
4:34 pm-4:54 pm
1 stop27h 20m
$424
San Luis ObispoWashington, D.C.
SBP - DCA
SBPDCA
San Luis Obispo County
Fri 5/29
5:38 pm-4:00 pm
1 stop19h 22m
Washington, D.C. Reagan-National
Tue 6/2
8:59 am-2:19 pm
1 stop8h 20m
$441
San Luis ObispoWashington, D.C.
SBP - IAD
SBPIAD
San Luis Obispo County
Sat 7/11
7:02 pm-9:06 am
2 stops11h 04m
Washington, D.C. Dulles Intl
Sat 7/18
11:58 am-10:50 pm
2 stops13h 52m
$443
San Luis ObispoBaltimore
SBP - BWI
SBPBWI
San Luis Obispo County
Tue 5/26
7:35 am-3:17 pm
1 stop28h 42m
Baltimore/Washington
Fri 5/29
4:17 pm-4:58 pm
1 stop27h 41m
$463
San Luis ObispoWashington, D.C.
SBP - IAD
SBPIAD
San Luis Obispo County
Tue 5/26
2:59 pm-5:42 pm
1 stop23h 43m
Washington, D.C. Dulles Intl
Fri 5/29
7:37 pm-2:19 pm
1 stop21h 42m
$471
San Luis ObispoWashington, D.C.
SBP - IAD
SBPIAD
San Luis Obispo County
Tue 8/11
6:04 am-6:45 pm
1 stop9h 41m
Washington, D.C. Dulles Intl
Tue 8/18
6:14 pm-9:31 am
1 stop18h 17m
$485
Showing 1-10 of 49 resultsSorted by cheapest first
Compare providers for flights from San Luis Obispo to Washington, D.C.
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Luis Obispo to Washington, D.C. in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Luis Obispo-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Luis Obispo-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Luis Obispo-Washington, D.C. flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Luis Obispo-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Luis Obispo-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Luis Obispo to Washington, D.C.
Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from San Luis Obispo with our price prediction graph.
SBP-WAS
SBP-IAD
SBP-BWI
SBP-DCA
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 San Luis Obispo to Washington, D.C.
SBP-WAS
SBP-IAD
SBP-BWI
SBP-DCA
What is the cheapest month to book a flight from San Luis Obispo to Washington, D.C.?
Currently, December is the cheapest month in which you can book a flight from San Luis Obispo to Washington, D.C. (average of $264). Flying from San Luis Obispo to Washington, D.C. in August is currently the most expensive (average of $598). 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 San Luis Obispo to Washington, D.C.?
Reviews of airlines servicing Washington, D.C.
Get insights into the airlines that provide service to Washington, D.C.. 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, D.C.. Reviews last updated May 16, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from San Luis Obispo to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Food
6.6
Boarding
7.7
Comfort
7.3
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Entertainment
7.1
Food
6.6
Boarding
7.7
Comfort
7.3
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Entertainment
7.1
Food
6.6
Boarding
7.7
Comfort
7.3
Crew
8.1
Overall
7.4
Reviews
1 / 20
4.0
OkayDynasty,May 2026
LAX - EWR
Related info for your journey
Find useful and relevant information for your journey from San Luis Obispo to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Washington, D.C.?
Book flights to Washington, D.C. if you plan to visit one of these locationsAlexandria
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Springfield
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Rockville
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San Luis Obispo and Washington, D.C. flights
Browse other San Luis Obispo and Washington, D.C. flight options. Last updated on May 16, 2026.
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Top 3 airlines flying from San Luis Obispo to Washington, D.C.
Discover the top 3 airlines that operate flights from San Luis Obispo to Washington, D.C.. 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 May 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$264 | Average$548 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$311 | Average$495 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$361 | Average$583 | FlexibilityNo cancel fee | On-time71% |