$219+ Cheap flights from Washington, D.C. (WAS) to Santa Rosa (STS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — STS
Nov 18 — Nov 251
Round-trip
1 adult, Economy
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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 Washington, D.C. to Santa RosaExplore the most affordable flight options available from Washington, D.C. to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
Explore the most affordable flight options available from Washington, D.C. to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
This Expedia deal was found by Cheapflights users on 10/14. 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.
Sun 11/226:39 pm -
1 stop31h 52m
Wed 12/26:28 am -
1 stop8h 11m
Deal found 10/14![Alaska Airlines logo]()
$443
This Expedia deal was found by Cheapflights users on 10/14. 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.
Sun 11/2210:59 am -
1 stop15h 32m
Wed 12/26:40 am -
1 stop12h 19m
Deal found 10/14![Alaska Airlines logo]()
$468
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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.
Sun 11/226:39 pm -
1 stop18h 18m
Tue 12/111:23 am -
1 stop27h 16m
Deal found 10/16![Alaska Airlines logo]()
$481
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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.
Tue 12/16:42 pm -
1 stop18h 33m
Tue 12/86:28 am -
1 stop8h 11m
Deal found 10/17![Alaska Airlines logo]()
$483
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 12/86:42 pm -
1 stop18h 33m
Mon 12/216:26 am -
1 stop8h 25m
Deal found 10/15![Alaska Airlines logo]()
$490
This Southwest deal was found by Cheapflights users on 10/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/223:50 pm -
1 stop9h 55m
Tue 12/16:45 am -
2 stops10h 15m
Deal found 10/16![Southwest logo]()
$495
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/57:00 am -
1 stop13h 56m
Fri 12/114:25 pm -
2 stops21h 35m
Deal found 10/15![Alaska Airlines logo]()
$497
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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.
Wed 12/96:42 pm -
1 stop23h 23m
Mon 12/216:26 am -
1 stop8h 25m
Deal found 10/15![Alaska Airlines logo]()
$500
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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.
Sun 11/2210:59 am -
1 stop15h 32m
Tue 12/111:23 am -
1 stop30h 37m
Deal found 10/16![Alaska Airlines logo]()
$501
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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.
Tue 12/110:59 am -
1 stop15h 30m
Sat 12/58:50 am -
1 stop8h 10m
Deal found 10/17![Alaska Airlines logo]()
$503
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 12/26:42 pm -
1 stop18h 33m
Tue 12/86:28 am -
1 stop8h 11m
Deal found 10/17![Alaska Airlines logo]()
$503
This Southwest deal was found by Cheapflights users on 10/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:10 am -
2 stops10h 30m
Wed 12/26:45 am -
2 stops10h 30m
Deal found 10/14![Southwest logo]()
$506
Best flights from Washington, D.C. to Santa RosaDiscover carefully curated flight deals from Washington, D.C. to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
Discover carefully curated flight deals from Washington, D.C. to Santa Rosa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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.
Sat 1/99:30 am -
1 stop29h 51m
Wed 1/136:30 am -
1 stop10h 30m
Deal found 10/14![Alaska Airlines logo]()
$480
This Southwest deal was found by Cheapflights users on 10/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/222:00 pm -
2 stops11h 45m
Tue 12/13:00 pm -
2 stops11h 45m
Deal found 10/16![Southwest logo]()
$500
This Delta deal was found by Cheapflights users on 10/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/58:02 am -
2 stops11h 03m
Fri 12/1111:27 am -
1 stop9h 20m
Deal found 10/15![Delta logo]()
$524
This Expedia deal was found by Cheapflights users on 10/14. 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.
Sun 11/226:59 pm -
2 stops18h 05m
Wed 12/26:40 am -
1 stop12h 19m
Deal found 10/14![Alaska Airlines logo]()
$485
This Southwest deal was found by Cheapflights users on 10/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/146:05 am -
1 stop8h 45m
Mon 1/183:45 pm -
1 stop10h 50m
Deal found 10/14![Southwest logo]()
$504
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 12/86:42 pm -
1 stop18h 33m
Tue 12/226:26 am -
1 stop8h 25m
Deal found 10/15![Alaska Airlines logo]()
$490
This Delta deal was found by Cheapflights users on 10/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:00 am -
2 stops12h 05m
Sat 11/2111:29 am -
2 stops9h 11m
Deal found 10/17![Delta logo]()
$547
This Southwest deal was found by Cheapflights users on 10/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:10 am -
2 stops10h 30m
Wed 12/26:45 am -
2 stops10h 30m
Deal found 10/14![Southwest logo]()
$506
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 11/256:39 pm -
1 stop18h 18m
Wed 12/26:28 am -
1 stop8h 11m
Deal found 10/17![Alaska Airlines logo]()
$523
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/47:15 am -
1 stop7h 39m
Sat 4/1012:39 pm -
1 stop8h 07m
Deal found 10/16![Delta logo]()
$589
This Delta deal was found by Cheapflights users on 10/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/17:15 am -
1 stop7h 39m
Sun 4/412:39 pm -
1 stop8h 07m
Deal found 10/18![Delta logo]()
$589
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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 12/1110:59 am -
1 stop26h 44m
Sun 12/136:40 am -
1 stop12h 19m
Deal found 10/16![Alaska Airlines logo]()
$549
This Southwest deal was found by Cheapflights users on 10/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/46:15 am -
2 stops12h 55m
Sat 4/1012:40 pm -
1 stop7h 25m
Deal found 10/16![Southwest logo]()
$624
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 12/57:00 am -
1 stop13h 56m
Fri 12/116:28 am -
1 stop8h 11m
Deal found 10/15![Alaska Airlines logo]()
$563
This Southwest deal was found by Cheapflights users on 10/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/16:20 am -
2 stops11h 55m
Sun 4/44:45 pm -
2 stops13h 25m
Deal found 10/18![Southwest logo]()
$683
This Alaska Airlines deal was found by Cheapflights users on 10/18. 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 stop31h 04m
Wed 1/132:12 pm -
1 stop24h 38m
Deal found 10/18![Alaska Airlines logo]()
$573
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:15 am -
1 stop11h 51m
Fri 11/274:47 pm -
1 stop10h 13m
Deal found 10/19![Delta logo]()
$727
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 12/126:42 pm -
1 stop23h 34m
Wed 12/237:13 pm -
1 stop19h 38m
Deal found 10/15![Alaska Airlines logo]()
$584
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:15 am -
1 stop11h 51m
Fri 11/274:47 pm -
1 stop10h 13m
Deal found 10/19![Delta logo]()
$727
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 12/257:13 pm -
1 stop18h 00m
Tue 1/57:20 pm -
1 stop19h 30m
Deal found 10/14![Alaska Airlines logo]()
$586
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 12/127:00 am -
2 stops19h 21m
Sun 12/206:26 am -
1 stop8h 25m
Deal found 10/15![Alaska Airlines logo]()
$596
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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.
Mon 11/237:00 am -
1 stop19h 09m
Wed 12/25:39 pm -
1 stop8h 58m
Deal found 10/17![Alaska Airlines logo]()
$636
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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.
Fri 11/277:00 am -
1 stop8h 58m
Wed 12/25:39 pm -
1 stop8h 58m
Deal found 10/17![Alaska Airlines logo]()
$650
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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 2/26:20 pm -
1 stop21h 39m
Wed 2/36:12 pm -
2 stops20h 05m
Deal found 10/15![Alaska Airlines logo]()
$688
Last-minute flights from Washington, D.C. to Santa RosaDiscover last-minute flight deals from Washington, D.C. to Santa Rosa. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from Washington, D.C. to Santa Rosa. Data last updated October 19, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:00 am -
2 stops12h 05m
Sat 11/2111:29 am -
2 stops9h 11m
Deal found 10/17![Delta logo]()
$547
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/197:00 am -
1 stop12h 06m
Wed 11/2511:29 am -
1 stop9h 18m
Deal found 10/19![Delta logo]()
$510
This Expedia deal was found by Cheapflights users on 10/14. 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.
Sun 11/226:39 pm -
1 stop31h 52m
Wed 12/26:28 am -
1 stop8h 11m
Deal found 10/14![Alaska Airlines logo]()
$443
This Expedia deal was found by Cheapflights users on 10/14. 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.
Sun 11/2210:59 am -
1 stop15h 32m
Wed 12/26:40 am -
1 stop12h 19m
Deal found 10/14![Alaska Airlines logo]()
$468
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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.
Sun 11/226:39 pm -
1 stop18h 18m
Tue 12/111:23 am -
1 stop27h 16m
Deal found 10/16![Alaska Airlines logo]()
$481
This Southwest deal was found by Cheapflights users on 10/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/223:50 pm -
1 stop9h 55m
Tue 12/13:00 pm -
1 stop11h 40m
Deal found 10/16![Southwest logo]()
$495
This Alaska Airlines deal was found by Cheapflights users on 10/16. 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.
Sun 11/2210:59 am -
1 stop15h 32m
Tue 12/111:23 am -
1 stop30h 37m
Deal found 10/16![Alaska Airlines logo]()
$501
This Southwest deal was found by Cheapflights users on 10/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:10 am -
2 stops10h 30m
Wed 12/26:45 am -
2 stops10h 30m
Deal found 10/14![Southwest logo]()
$506
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/228:05 am -
2 stops11h 01m
Tue 12/111:27 am -
1 stop9h 20m
Deal found 10/16![Delta logo]()
$542
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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.
Mon 11/2310:59 am -
1 stop15h 32m
Fri 12/48:50 am -
1 stop8h 10m
Deal found 10/17![Alaska Airlines logo]()
$533
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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.
Mon 11/2310:59 am -
1 stop15h 32m
Thu 12/38:50 am -
1 stop8h 10m
Deal found 10/17![Alaska Airlines logo]()
$543
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 11/256:39 pm -
1 stop18h 18m
Sat 12/56:28 am -
1 stop8h 11m
Deal found 10/17![Alaska Airlines logo]()
$523
One-way flights from Washington, D.C. to Santa RosaSearch for one-way flight options from Washington, D.C. to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
Search for one-way flight options from Washington, D.C. to Santa Rosa. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
This Delta deal was found by Cheapflights users on 10/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/95:00 pm -
1 stop7h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Delta logo]()
$219
This Delta deal was found by Cheapflights users on 10/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:13 am -
1 stop7h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Delta logo]()
$219
This Delta deal was found by Cheapflights users on 10/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/97:10 am -
1 stop7h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Delta logo]()
$219
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/45:00 pm -
1 stop8h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Delta logo]()
$220
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/43:00 pm -
2 stops10h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Delta logo]()
$236
This Delta deal was found by Cheapflights users on 10/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:13 am -
1 stop7h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Delta logo]()
$260
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/237:10 am -
1 stop7h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Delta logo]()
$260
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/287:10 am -
1 stop7h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Delta logo]()
$278
This Southwest deal was found by Cheapflights users on 10/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/234:20 pm -
2 stops10h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Southwest logo]()
$283
This Southwest deal was found by Cheapflights users on 10/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/232:30 pm -
2 stops12h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Southwest logo]()
$283
This Southwest deal was found by Cheapflights users on 10/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/156:05 am -
1 stop9h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Southwest logo]()
$295
This Alaska Airlines deal was found by Cheapflights users on 10/18. 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.
Mon 12/217:13 pm -
1 stop30h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Alaska Airlines logo]()
$297
Find flight deals from Washington, D.C. to Santa Rosa
Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Santa Rosa (STS). 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 October 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $437 (Expedia) |
One-way from | $219 (Delta) |
Popular in | October |
Cheapest in | February |
Average price | $562 |
Cheapflights Fare Finder
Customize your flight search to find flights from Washington, D.C. to Santa Rosa 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 October 19, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Santa Rosa that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.Santa Rosa
DCA Washington, D.C. Reagan-National - STS Santa Rosa Sonoma County
DCASTS
Washington, D.C. Reagan-National
Tue 2/9
5:00 pm-9:48 pm
1 stop7h 48m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$219
Washington, D.C.Santa Rosa
IAD Washington, D.C. Dulles Intl - STS Santa Rosa Sonoma County
IADSTS
Washington, D.C. Dulles Intl
Tue 2/9
7:15 am-11:54 am
1 stop7h 39m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$219
BaltimoreSanta Rosa
BWI Baltimore/Washington - STS Santa Rosa Sonoma County
BWISTS
Baltimore/Washington
Tue 2/9
7:10 am-11:54 am
1 stop7h 44m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$219
BaltimoreSanta Rosa
BWI Baltimore/Washington - STS Santa Rosa Sonoma County
BWISTS
Baltimore/Washington
Sat 1/23
7:10 am-11:54 am
1 stop7h 44m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$260
Washington, D.C.Santa Rosa
DCA Washington, D.C. Reagan-National - STS Santa Rosa Sonoma County
DCASTS
Washington, D.C. Reagan-National
Wed 12/23
4:20 pm-11:40 pm
2 stops10h 20m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$283
BaltimoreSanta Rosa
BWI Baltimore/Washington - STS Santa Rosa Sonoma County
BWISTS
Baltimore/Washington
Wed 12/23
2:30 pm-11:40 pm
2 stops12h 10m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$283
BaltimoreSanta Rosa
BWI Baltimore/Washington - STS Santa Rosa Sonoma County
BWISTS
Baltimore/Washington
Tue 12/15
6:05 am-12:15 pm
1 stop9h 10m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$295
BaltimoreSanta Rosa
BWI Baltimore/Washington - STS Santa Rosa Sonoma County
BWISTS
Baltimore/Washington
Wed 2/17
10:25 am-9:20 pm
2 stops13h 55m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$300
Washington, D.C.Santa Rosa
IAD Washington, D.C. Dulles Intl - STS Santa Rosa Sonoma County
IADSTS
Washington, D.C. Dulles Intl
Thu 12/24
7:13 pm-10:13 am
1 stop18h 00m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$317
Washington, D.C.Santa Rosa
IAD Washington, D.C. Dulles Intl - STS Santa Rosa Sonoma County
IADSTS
Washington, D.C. Dulles Intl
Tue 12/22
7:13 pm-10:35 pm
1 stop30h 22m
Santa Rosa Sonoma County
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$357
Showing 1-10 of 54 resultsSorted by cheapest first
Compare providers for flights from Washington, D.C. to Santa Rosa
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 Santa Rosa in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Washington, D.C.-Santa Rosa 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.-Santa Rosa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Santa Rosa flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Washington, D.C.-Santa Rosa 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.-Santa Rosa 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 Santa Rosa
Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Washington, D.C. with our price prediction graph.
WAS-STS
DCA-STS
IAD-STS
BWI-STS
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 Santa Rosa
WAS-STS
DCA-STS
IAD-STS
BWI-STS
No data available for this route at this time. Please check back soon.
Reviews of airlines servicing Santa Rosa
Get insights into the airlines that provide service to Santa Rosa. 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 Santa Rosa. Reviews last updated October 19, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines and American Airlines from Washington, D.C. to Santa Rosa to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Related info for your journey
Find useful and relevant information for your journey from Washington, D.C. to Santa Rosa. 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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