$190+ Cheap flights from Washington, D.C. (WAS) to San Luis Obispo (SBP)
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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SBP
Sep 21 — Sep 281
Round-trip
1 adult, Economy
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Find cheap flights from Washington, D.C. to San Luis Obispo with Cheapflights
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Cheapest flights from Washington, D.C. to San Luis ObispoExplore the most affordable flight options available from Washington, D.C. to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
Explore the most affordable flight options available from Washington, D.C. to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
This American Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 10/175:00 am -
1 stop9h 48m
Fri 10/2312:38 pm -
1 stop8h 21m
Deal found 8/18![American Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 10/172:43 pm -
1 stop9h 17m
Fri 10/232:15 pm -
1 stop7h 51m
Deal found 8/18![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/298:05 am -
1 stop10h 21m
Sat 10/35:00 am -
1 stop7h 07m
Deal found 8/21![United Airlines logo]()
$379
This Expedia deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 9/97:15 pm -
1 stop17h 23m
Wed 9/166:43 pm -
1 stop8h 47m
Deal found 8/17![Alaska Airlines logo]()
$407
This American Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/107:30 am -
1 stop7h 41m
Mon 9/1412:31 pm -
1 stop8h 28m
Deal found 8/21![American Airlines logo]()
$411
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/106:42 am -
1 stop8h 11m
Mon 9/148:33 pm -
1 stop8h 02m
Deal found 8/21![United Airlines logo]()
$411
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 10/2311:55 am -
2 stops11h 16m
Mon 10/266:40 pm -
1 stop8h 03m
Deal found 8/21![United Airlines logo]()
$416
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 9/246:35 am -
1 stop8h 27m
Tue 9/298:00 am -
1 stop8h 09m
Deal found 8/17![United Airlines logo]()
$419
This American Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/295:00 am -
2 stops9h 41m
Tue 10/612:38 pm -
1 stop7h 17m
Deal found 8/18![American Airlines logo]()
$421
This American Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/2910:38 am -
2 stops10h 56m
Tue 10/612:38 pm -
1 stop7h 16m
Deal found 8/18![American Airlines logo]()
$429
This American Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/165:00 am -
1 stop9h 41m
Sat 9/196:00 am -
2 stops12h 20m
Deal found 8/19![American Airlines logo]()
$433
This Priceline deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:46 pm -
1 stop7h 57m
Sat 11/146:00 am -
1 stop8h 40m
Deal found 8/19![Alaska Airlines logo]()
$434
Best flights from Washington, D.C. to San Luis ObispoDiscover carefully curated flight deals from Washington, D.C. to San Luis Obispo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
Discover carefully curated flight deals from Washington, D.C. to San Luis Obispo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 1/76:53 pm -
1 stop7h 41m
Thu 1/146:00 am -
1 stop8h 50m
Deal found 8/18![Alaska Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 10/235:43 pm -
1 stop8h 59m
Mon 10/264:40 pm -
1 stop9h 54m
Deal found 8/21![United Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 11/55:15 pm -
1 stop8h 04m
Fri 11/1312:36 pm -
1 stop8h 23m
Deal found 8/17![American Airlines logo]()
$478
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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.
Sun 1/106:53 pm -
1 stop7h 41m
Sat 1/166:00 am -
1 stop8h 50m
Deal found 8/18![Alaska Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” 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 10/138:00 am -
1 stop7h 27m
Sat 10/177:55 am -
2 stops12h 04m
Deal found 8/20![United Airlines logo]()
$384
This Alaska Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 1/306:53 pm -
1 stop7h 41m
Wed 2/36:00 am -
1 stop8h 50m
Deal found 8/21![Alaska Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 10/174:18 pm -
1 stop7h 42m
Wed 10/215:00 am -
2 stops12h 09m
Deal found 8/19![United Airlines logo]()
$411
This Alaska Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 11/46:46 pm -
1 stop7h 57m
Thu 11/126:00 am -
1 stop8h 40m
Deal found 8/17![Alaska Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/305:43 pm -
1 stop8h 59m
Sun 10/46:15 pm -
1 stop10h 05m
Deal found 8/21![United Airlines logo]()
$452
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 1/96:53 pm -
1 stop7h 41m
Fri 1/156:00 am -
1 stop8h 50m
Deal found 8/18![Alaska Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” 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 10/137:00 am -
1 stop8h 27m
Sat 10/175:00 am -
2 stops9h 44m
Deal found 8/20![United Airlines logo]()
$456
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 1/66:53 pm -
1 stop7h 41m
Fri 1/156:00 am -
1 stop8h 50m
Deal found 8/18![Alaska Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/44:20 pm -
1 stop7h 40m
Sun 9/65:00 am -
1 stop7h 03m
Deal found 8/18![United Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/24:20 pm -
1 stop7h 40m
Sun 9/65:00 am -
2 stops10h 09m
Deal found 8/18![United Airlines logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 1/86:53 pm -
2 stops20h 35m
Thu 1/146:00 am -
1 stop8h 50m
Deal found 8/18![Alaska Airlines logo]()
$473
This Orbitz deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:51 am -
1 stop13h 56m
Sat 12/127:35 pm -
2 stops12h 35m
Deal found 8/17![Alaska Airlines logo]()
$473
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/294:13 pm -
2 stops10h 29m
Sun 10/46:15 pm -
1 stop10h 05m
Deal found 8/21![United Airlines logo]()
$487
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 1/76:53 pm -
2 stops20h 35m
Wed 1/136:00 am -
1 stop8h 50m
Deal found 8/18![Alaska Airlines logo]()
$486
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 1/304:07 pm -
1 stop8h 17m
Wed 2/35:15 am -
1 stop6h 41m
Deal found 8/18![United Airlines logo]()
$489
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 1/306:15 am -
1 stop8h 19m
Wed 2/312:45 pm -
1 stop7h 15m
Deal found 8/21![United Airlines logo]()
$489
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” 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 11/44:19 pm -
1 stop7h 51m
Thu 11/124:40 pm -
1 stop9h 54m
Deal found 8/20![United Airlines logo]()
$489
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 11/511:25 am -
1 stop9h 13m
Fri 11/136:40 pm -
1 stop8h 03m
Deal found 8/17![United Airlines logo]()
$489
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/54:20 pm -
1 stop7h 40m
Mon 9/78:33 pm -
2 stops13h 31m
Deal found 8/18![United Airlines logo]()
$566
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/44:20 pm -
1 stop7h 40m
Mon 9/78:33 pm -
2 stops13h 31m
Deal found 8/18![United Airlines logo]()
$574
Last-minute flights from Washington, D.C. to San Luis ObispoDiscover last-minute flight deals from Washington, D.C. to San Luis Obispo. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from Washington, D.C. to San Luis Obispo. Data last updated August 22, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” 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 9/65:00 am -
1 stop9h 39m
Thu 9/106:51 pm -
1 stop9h 09m
Deal found 8/22![American Airlines logo]()
$451
This American Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 9/95:00 am -
1 stop9h 41m
Wed 9/1612:31 pm -
1 stop8h 28m
Deal found 8/17![American Airlines logo]()
$379
This Expedia deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 9/95:57 pm -
1 stop18h 41m
Wed 9/166:03 am -
1 stop9h 11m
Deal found 8/17![Alaska Airlines logo]()
$379
This Expedia deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 9/97:15 pm -
1 stop17h 23m
Wed 9/166:43 pm -
1 stop8h 47m
Deal found 8/17![Alaska Airlines logo]()
$407
This American Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/107:30 am -
1 stop7h 41m
Mon 9/1412:31 pm -
1 stop8h 28m
Deal found 8/21![American Airlines logo]()
$411
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/106:42 am -
1 stop8h 11m
Mon 9/148:33 pm -
1 stop8h 02m
Deal found 8/21![United Airlines logo]()
$411
This Expedia deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/107:15 pm -
1 stop17h 23m
Mon 9/146:43 pm -
1 stop8h 47m
Deal found 8/21![Alaska Airlines logo]()
$447
This American Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/165:00 am -
1 stop9h 41m
Sat 9/196:00 am -
2 stops12h 20m
Deal found 8/19![American Airlines logo]()
$433
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” 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 9/246:35 am -
1 stop8h 27m
Tue 9/298:00 am -
1 stop8h 09m
Deal found 8/17![United Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/298:05 am -
1 stop10h 21m
Sat 10/35:00 am -
1 stop7h 07m
Deal found 8/21![United Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/295:00 am -
2 stops9h 41m
Tue 10/612:38 pm -
1 stop7h 17m
Deal found 8/18![American Airlines logo]()
$421
This American Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/2910:38 am -
2 stops10h 56m
Tue 10/612:38 pm -
1 stop7h 16m
Deal found 8/18![American Airlines logo]()
$429
One-way flights from Washington, D.C. to San Luis ObispoSearch for one-way flight options from Washington, D.C. to San Luis Obispo. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
Search for one-way flight options from Washington, D.C. to San Luis Obispo. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
This Priceline deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:46 pm -
1 stop7h 57m
Deal found 8/19![Alaska Airlines logo]()
$190
This Booking.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1010:59 am -
1 stop15h 44m
Deal found 8/19![Alaska Airlines logo]()
$195
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 10/177:02 am -
1 stop13h 48m
Deal found 8/18![Alaska Airlines logo]()
$195
This Alaska Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 12/26:11 pm -
1 stop19h 49m
Deal found 8/21![Alaska Airlines logo]()
$223
This Alaska Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 11/206:39 pm -
1 stop8h 05m
Deal found 8/19![Alaska Airlines logo]()
$245
This Booking.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:59 am -
1 stop15h 51m
Deal found 8/18![Alaska Airlines logo]()
$250
This Alaska Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 10/175:25 pm -
1 stop26h 22m
Deal found 8/18![Alaska Airlines logo]()
$265
This Booking.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:15 pm -
1 stop18h 13m
Deal found 8/18![Alaska Airlines logo]()
$269
This Priceline deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/47:35 pm -
1 stop7h 15m
Deal found 8/21![Alaska Airlines logo]()
$280
This Booking.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:57 pm -
1 stop18h 41m
Deal found 8/18![Alaska Airlines logo]()
$282
This Alaska Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” 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 12/25:25 pm -
2 stops24h 07m
Deal found 8/20![Alaska Airlines logo]()
$283
This Priceline deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:39 pm -
1 stop8h 05m
Deal found 8/19![Alaska Airlines logo]()
$300
Find flight deals from Washington, D.C. to San Luis Obispo
Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to San Luis Obispo (SBP). 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 August 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $374 (United Airlines) |
One-way from | $190 (Priceline) |
Popular in | August |
Cheapest in | May |
Average price | $686 |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington, D.C. to San Luis Obispo 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 7,457,451 searches. Data last updated August 22, 2026.
Use the filters below to find and compare flights from Washington, D.C. to San Luis Obispo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.San Luis Obispo
IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County
IADSBP
Washington, D.C. Dulles Intl
Thu 1/7
6:53 pm-11:34 pm
1 stop7h 41m
San Luis Obispo County
Thu 1/14
6:00 am-5:50 pm
1 stop8h 50m
$379
BaltimoreSan Luis Obispo
BWI Baltimore/Washington - SBP San Luis Obispo County
BWISBP
Baltimore/Washington
Fri 10/23
5:43 pm-11:42 pm
1 stop8h 59m
San Luis Obispo County
Mon 10/26
4:40 pm-5:34 am
1 stop9h 54m
$379
Washington, D.C.San Luis Obispo
IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County
IADSBP
Washington, D.C. Dulles Intl
Sun 1/10
6:53 pm-11:34 pm
1 stop7h 41m
San Luis Obispo County
Sat 1/16
6:00 am-5:50 pm
1 stop8h 50m
$379
Washington, D.C.San Luis Obispo
IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County
IADSBP
Washington, D.C. Dulles Intl
Sat 1/30
6:53 pm-11:34 pm
1 stop7h 41m
San Luis Obispo County
Wed 2/3
6:00 am-5:50 pm
1 stop8h 50m
$379
Washington, D.C.San Luis Obispo
IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County
IADSBP
Washington, D.C. Dulles Intl
Wed 11/4
6:46 pm-11:43 pm
1 stop7h 57m
San Luis Obispo County
Thu 11/12
6:00 am-5:40 pm
1 stop8h 40m
$379
BaltimoreSan Luis Obispo
BWI Baltimore/Washington - SBP San Luis Obispo County
BWISBP
Baltimore/Washington
Tue 10/13
8:00 am-12:27 pm
1 stop7h 27m
San Luis Obispo County
Sat 10/17
7:55 am-10:59 pm
2 stops12h 04m
$384
Washington, D.C.San Luis Obispo
DCA Washington, D.C. Reagan-National - SBP San Luis Obispo County
DCASBP
Washington, D.C. Reagan-National
Sat 10/17
4:18 pm-9:00 pm
1 stop7h 42m
San Luis Obispo County
Wed 10/21
5:00 am-8:09 pm
2 stops12h 09m
$411
Washington, D.C.San Luis Obispo
IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County
IADSBP
Washington, D.C. Dulles Intl
Sat 1/9
6:53 pm-11:34 pm
1 stop7h 41m
San Luis Obispo County
Fri 1/15
6:00 am-5:50 pm
1 stop8h 50m
$434
Washington, D.C.San Luis Obispo
IAD Washington, D.C. Dulles Intl - SBP San Luis Obispo County
IADSBP
Washington, D.C. Dulles Intl
Wed 1/6
6:53 pm-11:34 pm
1 stop7h 41m
San Luis Obispo County
Fri 1/15
6:00 am-5:50 pm
1 stop8h 50m
$434
BaltimoreSan Luis Obispo
BWI Baltimore/Washington - SBP San Luis Obispo County
BWISBP
Baltimore/Washington
Wed 9/30
5:43 pm-11:42 pm
1 stop8h 59m
San Luis Obispo County
Sun 10/4
6:15 pm-7:20 am
1 stop10h 05m
$452
Showing 1-10 of 47 resultsSorted by cheapest first
Compare providers for flights from Washington, D.C. to San Luis Obispo
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 Washington, D.C. to San Luis Obispo in August.
| 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 Washington, D.C.-San Luis Obispo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-San Luis Obispo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-San Luis Obispo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Washington, D.C.-San Luis Obispo 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 Washington, D.C.-San Luis Obispo 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 Washington, D.C. to San Luis Obispo
Have a flexible travel schedule? Discover the best time to fly to San Luis Obispo from Washington, D.C. with our price prediction graph.
WAS-SBP
IAD-SBP
DCA-SBP
BWI-SBP
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 Washington, D.C. to San Luis Obispo
WAS-SBP
IAD-SBP
DCA-SBP
BWI-SBP
What is the cheapest month to book a flight from Washington, D.C. to San Luis Obispo?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to San Luis Obispo (average of $409). Flying from Washington, D.C. to San Luis Obispo in December is currently the most expensive (average of $723). 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 Washington, D.C. to San Luis Obispo?
Airfare is below average for this route at the moment.
Washington, D.C. to San Luis Obispo flights typically cost between $502 and $594 in January.The cheapest round-trip price found within the last 5 days was $374 on United Airlines (Jan 8-Jan 15).
Reviews of airlines servicing San Luis Obispo
Get insights into the airlines that provide service to San Luis Obispo. 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 San Luis Obispo. Reviews last updated August 22, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Washington, D.C. to San Luis Obispo 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
Overall
7.4
Food
6.7
Boarding
7.7
Crew
8.1
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
IAD - TYS
Entertainment
7.1
Overall
7.4
Food
6.7
Boarding
7.7
Crew
8.1
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
IAD - TYS
Entertainment
7.1
Overall
7.4
Food
6.7
Boarding
7.7
Crew
8.1
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
IAD - TYS
Related info for your journey
Find useful and relevant information for your journey from Washington, D.C. to San Luis Obispo. 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 San Luis Obispo?
Book flights to San Luis Obispo if you plan to visit one of these locationsCambria
Morro Bay
Arroyo Grande
San Simeon
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Washington, D.C. and San Luis Obispo flights
Browse other Washington, D.C. and San Luis Obispo flight options. Last updated on August 22, 2026.
Other flights from Washington, D.C.
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Explore flights to San Luis Obispo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 22, 2026.
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Consider these flights traveling from Washington, D.C. to San Luis Obispo.
Top 2 airlines flying from Washington, D.C. to San Luis Obispo
Discover the top 2 airlines that operate flights from Washington, D.C. to San Luis Obispo. 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 7,457,451 searches. Data last updated August 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$324 | Average$517 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$329 | Average$597 | FlexibilityNo cancel fee | On-time71% |