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Santa Rosa

$172+ Cheap flights from District of Columbia 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — STS
Mar 7 — Mar 141
Sat 3/7
Sat 3/14
1 adult, Economy
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Cheap flight deals from District of Columbia to Santa Rosa

Cheapest flights from District of Columbia to Santa Rosa
Explore the most affordable flight options available from District of Columbia to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.

This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” 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 4/78:00 am
DCA
-
STS
1 stop13h 01m
Alaska Airlines
Tue 4/146:53 pm
STS
-
DCA
1 stop24h 06m
Alaska Airlines
Deal found 2/5$363
This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” 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 4/67:11 pm
IAD
-
STS
1 stop18h 19m
Alaska Airlines
Wed 4/156:53 pm
STS
-
IAD
1 stop7h 47m
Alaska Airlines
Deal found 2/5$363
This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” 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 4/76:22 pm
IAD
-
STS
1 stop18h 41m
Alaska Airlines
Mon 4/137:46 pm
STS
-
IAD
1 stop18h 36m
Alaska Airlines
Deal found 2/5$373
This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” 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 4/67:11 pm
IAD
-
STS
1 stop18h 19m
Alaska Airlines
Tue 4/146:53 pm
STS
-
IAD
1 stop20h 18m
Alaska Airlines
Deal found 2/5$383
This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” 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 4/68:00 am
DCA
-
STS
1 stop13h 01m
Alaska Airlines
Tue 4/146:53 pm
STS
-
DCA
1 stop24h 06m
Alaska Airlines
Deal found 2/5$393
This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” 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 4/77:00 am
IAD
-
STS
2 stops19h 15m
Alaska Airlines
Tue 4/147:46 pm
STS
-
IAD
1 stop18h 36m
Alaska Airlines
Deal found 2/5$393
This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” 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 4/146:22 pm
IAD
-
STS
1 stop27h 43m
Alaska Airlines
Fri 4/176:53 pm
STS
-
IAD
1 stop7h 47m
Alaska Airlines
Deal found 2/5$396
This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” 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 4/77:00 am
IAD
-
STS
2 stops19h 15m
Alaska Airlines
Wed 4/156:53 pm
STS
-
IAD
1 stop7h 47m
Alaska Airlines
Deal found 2/5$397
This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” 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 4/67:11 pm
IAD
-
STS
1 stop18h 19m
Alaska Airlines
Mon 4/137:46 pm
STS
-
IAD
1 stop18h 36m
Alaska Airlines
Deal found 2/5$408
This Alaska Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” 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 4/75:20 pm
DCA
-
STS
1 stop8h 55m
Alaska Airlines
Wed 4/87:05 am
STS
-
DCA
1 stop9h 55m
Alaska Airlines
Deal found 2/3$409
This Alaska Airlines deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” 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 4/76:22 pm
IAD
-
STS
1 stop18h 41m
Alaska Airlines
Thu 4/97:46 pm
STS
-
IAD
1 stop18h 36m
Alaska Airlines
Deal found 2/3$413
This Alaska Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” 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 4/77:00 am
IAD
-
STS
2 stops19h 15m
Alaska Airlines
Thu 4/166:53 pm
STS
-
IAD
1 stop7h 47m
Alaska Airlines
Deal found 2/5$416

Find flight deals from District of Columbia to Santa Rosa

Keep the following information in mind while searching for District of Columbia to Santa Rosa flight deals. Data was last updated February 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$363
(Alaska Airlines)

One-way from

$172
(Alaska Airlines)

Popular in

December

Cheapest in

February

Average price

$386
Provider with most accurate pricing for Washington, D.C. (WAS)-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-San Francisco flights.
Search Deals
From District of Columbia to Santa Rosa Sonoma County
Search Deals
One-way flight from District of Columbia to Santa Rosa Sonoma County
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 2,558,603 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from District of Columbia to Santa Rosa that are best for you.

Fly from

District of Columbia

Fly to

Santa Rosa

Route

Depart

Return

Price

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Wed 4/8

8:00 am-6:01 pm

1 stop13h 01m

Santa Rosa Sonoma County

Tue 4/14

6:53 pm-9:59 pm

1 stop24h 06m

$363

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Tue 4/7

7:00 am-6:01 pm

1 stop14h 01m

Santa Rosa Sonoma County

Wed 4/15

6:53 pm-5:40 am

1 stop7h 47m

$363

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Mon 4/6

7:11 pm-10:30 am

1 stop18h 19m

Santa Rosa Sonoma County

Wed 4/15

6:53 pm-5:40 am

1 stop7h 47m

$363

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Mon 4/6

7:11 pm-10:30 am

1 stop18h 19m

Santa Rosa Sonoma County

Fri 4/17

6:53 pm-5:40 am

1 stop7h 47m

$373

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Tue 4/7

7:11 pm-10:30 am

1 stop18h 19m

Santa Rosa Sonoma County

Fri 4/17

6:53 pm-5:40 am

1 stop7h 47m

$373

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Tue 4/7

6:22 pm-10:03 am

1 stop18h 41m

Santa Rosa Sonoma County

Tue 4/14

7:46 pm-5:22 pm

1 stop18h 36m

$373

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Mon 4/6

7:11 pm-10:30 am

1 stop18h 19m

Santa Rosa Sonoma County

Tue 4/14

6:53 pm-6:11 pm

1 stop20h 18m

$383

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Tue 4/7

8:00 am-6:01 pm

1 stop13h 01m

Santa Rosa Sonoma County

Wed 4/15

11:10 am-9:59 pm

1 stop7h 49m

$393

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Wed 4/8

7:00 am-5:10 pm

2 stops13h 10m

Santa Rosa Sonoma County

Tue 4/14

9:50 am-5:22 pm

1 stop28h 32m

$393

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Wed 4/8

7:00 am-5:10 pm

2 stops13h 10m

Santa Rosa Sonoma County

Mon 4/13

7:46 pm-5:22 pm

1 stop18h 36m

$393

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Showing 1-10 of 36 results
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Best time to book a flight from District of Columbia to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from District of Columbia with our price prediction graph.
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 District of Columbia to Santa Rosa

What is the cheapest month to book a flight from District of Columbia to Santa Rosa?

Currently, March is the cheapest month in which you can book a flight from District of Columbia to Santa Rosa (average of $102). Flying from District of Columbia to Santa Rosa in September is currently the most expensive (average of $234). 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.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Santa Rosa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Santa Rosa from District of Columbia?

    If you book a flight to Santa Rosa from District of Columbia, you will be flying to Sonoma County, which is the city’s only airport. Santa Rosa Sonoma County (STS) is located 7.2 mi from the center of Santa Rosa.

  • How long is the flight from District of Columbia to Santa Rosa?

    A quick flight from District of Columbia to Santa Rosa can take about 13h 01m. Alaska Airlines provides one of the quickest options available for as low as $363. The distance from District of Columbia to Santa Rosa is about 2441 mi.

  • Can I find deals for flights from District of Columbia to Santa Rosa that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Santa Rosa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Santa Rosa.

  • Can I find deals for business class flights from District of Columbia to Santa Rosa?

    Yes. Cheapflights offers flight deals from District of Columbia to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from District of Columbia to Santa Rosa?

    Currently, March is the cheapest month in which you can book a flight from District of Columbia to Santa Rosa (average of $102). Flying from District of Columbia to Santa Rosa in September is currently the most expensive (average of $234). 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.

See more FAQs

Traveling to a place near Santa Rosa?

Book flights to Santa Rosa if you plan to visit one of these locations
Fort Bragg
Ukiah

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Alternative routes for District of Columbia to Santa Rosa

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from District of Columbia to Santa Rosa

Discover the top 2 airlines that operate flights from District of Columbia to Santa Rosa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$440Average$631FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$572Average$673FlexibilityNo cancel feeOn-time71%

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