$212+ Cheap flights from Washington, D.C. (WAS) to Santa Rosa (STS)
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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — STS
Sep 21 — Sep 281
Round-trip
1 adult, Economy
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Find cheap flights from Washington, D.C. to Santa Rosa with Cheapflights
1. Tell us where you want to go
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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Washington, D.C. to Santa Rosa
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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 August 22, 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 August 22, 2026.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:46 am -
2 stops9h 19m
Sat 10/104:49 pm -
1 stop9h 56m
Deal found 8/21![Delta logo]()
$402
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.
Tue 10/67:24 pm -
1 stop17h 35m
Tue 10/134:35 pm -
1 stop22h 15m
Deal found 8/18![Alaska Airlines logo]()
$403
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.
Tue 10/67:02 am -
2 stops15h 48m
Tue 10/135:06 pm -
1 stop9h 14m
Deal found 8/18![Alaska Airlines logo]()
$408
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.
Tue 10/277:24 pm -
1 stop17h 35m
Thu 11/126:00 am -
1 stop8h 40m
Deal found 8/21![Alaska Airlines logo]()
$413
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.
Tue 10/277:02 am -
2 stops15h 48m
Tue 11/105:23 pm -
1 stop9h 21m
Deal found 8/21![Alaska Airlines logo]()
$418
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 9/910:59 am -
1 stop15h 55m
Fri 9/112:52 pm -
1 stop22h 08m
Deal found 8/17![Alaska Airlines logo]()
$423
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 9/117:47 pm -
1 stop17h 07m
Wed 9/165:34 pm -
1 stop9h 06m
Deal found 8/18![Alaska Airlines logo]()
$423
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 10/77:02 am -
1 stop9h 04m
Tue 10/135:06 pm -
1 stop9h 14m
Deal found 8/18![Alaska Airlines logo]()
$423
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:00 am -
2 stops12h 05m
Thu 11/124:47 pm -
1 stop9h 53m
Deal found 8/21![Delta logo]()
$428
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.
Tue 10/67:24 pm -
1 stop17h 35m
Fri 10/166:19 am -
1 stop8h 31m
Deal found 8/21![Alaska Airlines logo]()
$431
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:45 am -
2 stops11h 20m
Sat 10/174:49 pm -
2 stops14h 20m
Deal found 8/21![Delta logo]()
$433
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:47 pm -
2 stops23h 52m
Sat 9/266:16 am -
2 stops20h 24m
Deal found 8/20![Alaska Airlines logo]()
$433
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 August 22, 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 August 22, 2026.
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 10/107:02 am -
1 stop9h 04m
Wed 10/146:19 am -
1 stop8h 31m
Deal found 8/21![Alaska Airlines logo]()
$413
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:13 am -
1 stop7h 28m
Sat 11/1411:29 am -
1 stop9h 08m
Deal found 8/20![Delta logo]()
$423
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:30 am -
1 stop7h 50m
Fri 9/111:05 pm -
1 stop7h 15m
Deal found 8/17![Southwest logo]()
$423
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 10/287:02 am -
1 stop9h 04m
Mon 11/94:38 pm -
1 stop22h 02m
Deal found 8/21![Alaska Airlines logo]()
$423
This Delta 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 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
Sat 11/1411:29 am -
2 stops8h 51m
Deal found 8/19![Delta logo]()
$428
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:05 pm -
2 stops12h 25m
Fri 9/116:05 am -
2 stops14h 50m
Deal found 8/17![Southwest logo]()
$451
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 10/287:02 am -
1 stop9h 04m
Mon 11/95:23 pm -
1 stop9h 17m
Deal found 8/21![Alaska Airlines logo]()
$423
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:35 pm -
2 stops13h 05m
Mon 9/284:40 pm -
2 stops10h 50m
Deal found 8/18![Southwest logo]()
$451
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.
Tue 10/67:24 pm -
1 stop17h 35m
Fri 10/166:19 am -
1 stop8h 31m
Deal found 8/21![Alaska Airlines logo]()
$431
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:32 am -
2 stops9h 33m
Tue 11/1011:29 am -
2 stops9h 10m
Deal found 8/21![Delta logo]()
$481
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.
Fri 10/307:02 am -
1 stop9h 04m
Wed 11/115:23 pm -
1 stop9h 21m
Deal found 8/21![Alaska Airlines logo]()
$441
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:20 am -
1 stop7h 45m
Sun 11/12:15 pm -
1 stop7h 00m
Deal found 8/18![Southwest logo]()
$486
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:00 am -
2 stops12h 05m
Sun 11/84:49 pm -
1 stop9h 56m
Deal found 8/20![Delta logo]()
$491
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.
Fri 10/307:02 am -
1 stop9h 04m
Mon 11/95:23 pm -
1 stop9h 17m
Deal found 8/21![Alaska Airlines logo]()
$441
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:46 am -
2 stops9h 19m
Sun 11/84:49 pm -
1 stop9h 56m
Deal found 8/21![Delta logo]()
$491
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 10/710:59 am -
1 stop11h 51m
Tue 10/136:19 am -
1 stop11h 41m
Deal found 8/18![Alaska Airlines logo]()
$443
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:20 am -
2 stops16h 20m
Mon 10/126:00 am -
2 stops10h 40m
Deal found 8/18![Southwest logo]()
$551
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 1/910:59 am -
1 stop14h 58m
Wed 1/136:30 am -
1 stop10h 30m
Deal found 8/18![Alaska Airlines logo]()
$443
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.
Tue 10/2010:59 am -
1 stop11h 51m
Tue 10/272:00 pm -
2 stops28h 00m
Deal found 8/17![Alaska Airlines logo]()
$448
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.
Mon 10/127:24 pm -
1 stop17h 35m
Sat 10/176:19 am -
1 stop8h 31m
Deal found 8/18![Alaska Airlines logo]()
$453
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.
Fri 9/117:47 pm -
1 stop17h 07m
Wed 9/167:10 am -
2 stops19h 30m
Deal found 8/20![Alaska Airlines logo]()
$458
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.
Fri 9/115:27 pm -
1 stop18h 48m
Wed 9/167:10 am -
1 stop9h 50m
Deal found 8/21![Alaska Airlines logo]()
$464
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 11/46:46 pm -
1 stop18h 02m
Sun 11/81:12 pm -
2 stops25h 28m
Deal found 8/20![Alaska Airlines logo]()
$468
This Alaska Airlines deal was found by Cheapflights users on 8/16. 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 9/67:00 am -
1 stop8h 43m
Sat 9/126:16 am -
1 stop8h 58m
Deal found 8/16![Alaska Airlines logo]()
$478
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.
Sat 1/96:53 pm -
1 stop31h 04m
Wed 1/136:34 am -
1 stop8h 16m
Deal found 8/20![Alaska Airlines logo]()
$483
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 11/410:59 am -
1 stop14h 26m
Sun 11/87:20 am -
1 stop9h 40m
Deal found 8/20![Alaska Airlines logo]()
$521
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 9/104:43 pm -
1 stop19h 32m
Sun 9/136:53 pm -
1 stop17h 47m
Deal found 8/18![Alaska Airlines logo]()
$524
Last-minute flights from Washington, D.C. to Santa RosaDiscover last-minute flight deals from Washington, D.C. to Santa Rosa. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from Washington, D.C. to Santa Rosa. Data last updated August 22, 2026 and is based on user searches.
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 9/910:59 am -
1 stop15h 55m
Fri 9/112:52 pm -
1 stop22h 08m
Deal found 8/17![Alaska Airlines logo]()
$423
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:30 am -
1 stop7h 50m
Fri 9/111:05 pm -
1 stop7h 15m
Deal found 8/17![Southwest logo]()
$423
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:05 pm -
2 stops12h 25m
Fri 9/116:05 am -
2 stops14h 50m
Deal found 8/17![Southwest logo]()
$451
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.
Fri 9/117:47 pm -
1 stop17h 07m
Wed 9/165:34 pm -
1 stop9h 06m
Deal found 8/17![Alaska Airlines logo]()
$423
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.
Fri 9/1110:59 am -
1 stop15h 55m
Wed 9/167:10 am -
1 stop9h 50m
Deal found 8/17![Alaska Airlines logo]()
$464
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:00 am -
1 stop8h 46m
Sat 9/266:16 am -
1 stop8h 58m
Deal found 8/20![Alaska Airlines logo]()
$413
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.
Tue 9/2210:59 am -
1 stop25h 55m
Sat 9/267:10 am -
1 stop9h 50m
Deal found 8/17![Alaska Airlines logo]()
$443
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:47 pm -
1 stop17h 07m
Mon 9/285:34 pm -
1 stop9h 06m
Deal found 8/18![Alaska Airlines logo]()
$441
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:50 am -
1 stop17h 09m
Mon 9/285:34 pm -
1 stop9h 56m
Deal found 8/18![Alaska Airlines logo]()
$441
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:35 pm -
2 stops13h 05m
Mon 9/284:40 pm -
2 stops10h 50m
Deal found 8/18![Southwest logo]()
$451
This Expedia deal was found by Cheapflights users on 8/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:47 pm -
1 stop17h 07m
Sat 10/36:19 am -
1 stop8h 31m
Deal found 8/16![Alaska Airlines logo]()
$463
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:47 pm -
1 stop17h 07m
Fri 10/21:40 pm -
2 stops25h 10m
Deal found 8/20![Alaska Airlines logo]()
$448
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 August 22, 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 August 22, 2026.
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:20 am -
1 stop7h 45m
Deal found 8/17![Southwest logo]()
$212
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:50 am -
1 stop17h 09m
Deal found 8/18![Alaska Airlines logo]()
$218
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:40 pm -
1 stop9h 35m
Deal found 8/17![Southwest logo]()
$230
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 9/237:00 am -
2 stops28h 53m
Deal found 8/18![Alaska Airlines logo]()
$263
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:00 am -
2 stops13h 05m
Deal found 8/19![Delta logo]()
$265
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 9/265:00 am -
1 stop10h 09m
Deal found 8/18![American Airlines logo]()
$267
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:47 pm -
2 stops23h 52m
Deal found 8/19![Alaska Airlines logo]()
$268
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/45:00 pm -
1 stop7h 48m
Deal found 8/19![Delta logo]()
$275
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:13 am -
1 stop7h 28m
Deal found 8/18![Delta logo]()
$275
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/47:10 am -
1 stop7h 44m
Deal found 8/19![Delta logo]()
$275
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/222:00 pm -
2 stops11h 40m
Deal found 8/17![Southwest logo]()
$280
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/171:30 pm -
2 stops12h 10m
Deal found 8/18![Southwest logo]()
$285
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 August 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $402 (Delta) |
One-way from | $212 (Southwest) |
Popular in | June |
Cheapest in | February |
Average price | $489 |
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 August 22, 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
IAD Washington, D.C. Dulles Intl - STS Santa Rosa Sonoma County
IADSTS
Washington, D.C. Dulles Intl
Sat 10/10
7:02 am-1:06 pm
1 stop9h 04m
Santa Rosa Sonoma County
Wed 10/14
6:19 am-5:50 pm
1 stop8h 31m
$413
Washington, D.C.Santa Rosa
IAD Washington, D.C. Dulles Intl - STS Santa Rosa Sonoma County
IADSTS
Washington, D.C. Dulles Intl
Wed 10/14
6:13 am-10:41 am
1 stop7h 28m
Santa Rosa Sonoma County
Sat 11/14
11:29 am-11:37 pm
1 stop9h 08m
$423
BaltimoreSanta Rosa
BWI Baltimore/Washington - STS Santa Rosa Sonoma County
BWISTS
Baltimore/Washington
Wed 9/9
6:30 am-11:20 am
1 stop7h 50m
Santa Rosa Sonoma County
Fri 9/11
1:05 pm-11:20 pm
1 stop7h 15m
$423
Washington, D.C.Santa Rosa
IAD Washington, D.C. Dulles Intl - STS Santa Rosa Sonoma County
IADSTS
Washington, D.C. Dulles Intl
Wed 10/28
7:02 am-1:06 pm
1 stop9h 04m
Santa Rosa Sonoma County
Mon 11/9
4:38 pm-5:40 pm
1 stop22h 02m
$423
BaltimoreSanta Rosa
BWI Baltimore/Washington - STS Santa Rosa Sonoma County
BWISTS
Baltimore/Washington
Wed 10/28
7:02 am-1:06 pm
1 stop9h 04m
Santa Rosa Sonoma County
Mon 11/9
5:23 pm-5:40 am
1 stop9h 17m
$423
Washington, D.C.Santa Rosa
IAD Washington, D.C. Dulles Intl - STS Santa Rosa Sonoma County
IADSTS
Washington, D.C. Dulles Intl
Thu 11/5
6:13 am-10:41 am
1 stop7h 28m
Santa Rosa Sonoma County
Sat 11/14
11:29 am-11:20 pm
2 stops8h 51m
$428
Washington, D.C.Santa Rosa
IAD Washington, D.C. Dulles Intl - STS Santa Rosa Sonoma County
IADSTS
Washington, D.C. Dulles Intl
Tue 10/6
7:24 pm-9:59 am
1 stop17h 35m
Santa Rosa Sonoma County
Fri 10/16
6:19 am-5:50 pm
1 stop8h 31m
$431
Washington, D.C.Santa Rosa
IAD Washington, D.C. Dulles Intl - STS Santa Rosa Sonoma County
IADSTS
Washington, D.C. Dulles Intl
Fri 10/30
7:02 am-1:06 pm
1 stop9h 04m
Santa Rosa Sonoma County
Wed 11/11
5:23 pm-5:44 am
1 stop9h 21m
$441
BaltimoreSanta Rosa
BWI Baltimore/Washington - STS Santa Rosa Sonoma County
BWISTS
Baltimore/Washington
Fri 10/30
7:02 am-1:06 pm
1 stop9h 04m
Santa Rosa Sonoma County
Mon 11/9
5:23 pm-5:40 am
1 stop9h 17m
$441
Washington, D.C.Santa Rosa
DCA Washington, D.C. Reagan-National - STS Santa Rosa Sonoma County
DCASTS
Washington, D.C. Reagan-National
Wed 10/7
10:59 am-7:50 pm
1 stop11h 51m
Santa Rosa Sonoma County
Tue 10/13
6:19 am-9:00 pm
1 stop11h 41m
$443
Showing 1-10 of 51 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 August.
| 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
IAD-STS
BWI-STS
DCA-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
IAD-STS
BWI-STS
DCA-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 August 22, 2026.
Peruse reviews from past customers who have flown with Alaska 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.
Boarding
8.1
Comfort
7.8
Food
7.0
Crew
8.5
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Boarding
8.1
Comfort
7.8
Food
7.0
Crew
8.5
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
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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