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Santa Rosa

$196+ 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — STS
Mar 12 — Mar 191
Thu 3/12
Thu 3/19
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Santa Rosa

Cheapest flights from Washington, D.C. to Santa Rosa
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 February 10, 2026.

This Alaska Airlines deal was found by Cheapflights users on 2/9. 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 stop18h 41m
Alaska Airlines
Fri 4/176:53 pm
STS
-
IAD
1 stop7h 47m
Alaska Airlines
Deal found 2/9$391
This Alaska Airlines deal was found by Cheapflights users on 2/6. 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 3/126:20 pm
IAD
-
STS
1 stop8h 31m
Alaska Airlines
Wed 3/186:53 pm
STS
-
IAD
1 stop7h 47m
Alaska Airlines
Deal found 2/6$396
This Alaska Airlines deal was found by Cheapflights users on 2/8. 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 3/37:05 am
IAD
-
STS
1 stop17h 47m
Alaska Airlines
Wed 3/117:57 pm
STS
-
IAD
1 stop30h 43m
Alaska Airlines
Deal found 2/8$403
This Orbitz deal was found by Cheapflights users on 2/7. 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.
Sat 5/165:30 pm
BWI
-
STS
1 stop18h 19m
Alaska Airlines
Wed 5/207:00 am
STS
-
BWI
2 stops20h 28m
Alaska Airlines
Deal found 2/7$405
This Alaska Airlines deal was found by Cheapflights users on 2/7. 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 4/96:22 pm
IAD
-
STS
1 stop31h 51m
Alaska Airlines
Wed 4/297:23 am
STS
-
IAD
2 stops19h 27m
Alaska Airlines
Deal found 2/7$418
This Southwest deal was found by Cheapflights users on 2/7. 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 4/94:25 pm
BWI
-
STS
1 stop9h 15m
Southwest
Wed 4/296:00 am
STS
-
BWI
2 stops10h 50m
Southwest
Deal found 2/7$429
This Alaska Airlines deal was found by Cheapflights users on 2/6. 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 3/157:05 am
IAD
-
STS
1 stop19h 45m
Alaska Airlines
Wed 3/186:53 pm
STS
-
IAD
1 stop7h 47m
Alaska Airlines
Deal found 2/6$441
This Alaska Airlines deal was found by Cheapflights users on 2/9. 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 4/145:20 pm
DCA
-
STS
1 stop8h 55m
Alaska Airlines
Fri 4/177:00 am
STS
-
DCA
1 stop11h 00m
Alaska Airlines
Deal found 2/9$446
This Alaska Airlines deal was found by Cheapflights users on 2/6. 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 3/145:00 pm
DCA
-
STS
1 stop20h 32m
Alaska Airlines
Wed 3/1811:10 am
STS
-
DCA
1 stop7h 49m
Alaska Airlines
Deal found 2/6$453
This Alaska Airlines deal was found by Cheapflights users on 2/8. 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 3/37:05 am
IAD
-
STS
1 stop17h 47m
Alaska Airlines
Sat 3/77:57 pm
STS
-
IAD
1 stop29h 43m
Alaska Airlines
Deal found 2/8$453
This Alaska Airlines deal was found by Cheapflights users on 2/8. 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 10/287:51 am
BWI
-
STS
2 stops34h 10m
Alaska Airlines
Sat 10/313:45 pm
STS
-
BWI
2 stops11h 36m
Alaska Airlines
Deal found 2/8$454
This Alaska Airlines deal was found by Cheapflights users on 2/6. 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 3/117:05 am
IAD
-
STS
1 stop17h 47m
Alaska Airlines
Wed 3/187:05 am
STS
-
IAD
2 stops19h 35m
Alaska Airlines
Deal found 2/6$458

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 February 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$391
(Alaska Airlines)

One-way from

$196
(Expedia)

Popular in

July

Cheapest in

October

Average price

$463
Provider with most accurate pricing for Washington, D.C. (WAS)-Santa Rosa Sonoma County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Santa Rosa Sonoma County flights.
Search Deals
From Washington, D.C. (WAS) to Santa Rosa Sonoma County
Search Deals
One-way flight from Washington, D.C. (WAS) to Santa Rosa Sonoma County
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($130 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($32 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 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 2,558,603 searches. Data last updated February 10, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Santa Rosa that are best for you.

Fly from

Washington, D.C.

Fly to

Santa Rosa

Route

Depart

Return

Price

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Tue 4/14

6:22 pm-10:03 am

1 stop18h 41m

Santa Rosa Sonoma County

Fri 4/17

6:53 pm-5:40 am

1 stop7h 47m

$391

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Thu 3/12

6:20 pm-11:51 pm

1 stop8h 31m

Santa Rosa Sonoma County

Wed 3/18

6:53 pm-5:40 am

1 stop7h 47m

$396

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Fri 3/13

6:20 pm-11:51 pm

1 stop8h 31m

Santa Rosa Sonoma County

Wed 3/18

6:53 pm-5:40 am

1 stop7h 47m

$396

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Wed 3/11

7:05 am-9:52 pm

1 stop17h 47m

Santa Rosa Sonoma County

Wed 3/18

6:53 pm-5:40 am

1 stop7h 47m

$403

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Sat 3/14

7:05 am-9:52 pm

1 stop17h 47m

Santa Rosa Sonoma County

Wed 3/18

6:53 pm-5:40 am

1 stop7h 47m

$403

BaltimoreSanta Rosa

BWI - STS

BWISTS

Baltimore/Washington

Sat 5/16

5:30 pm-8:49 am

1 stop18h 19m

Santa Rosa Sonoma County

Wed 5/20

7:00 am-6:28 am

2 stops20h 28m

$405

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Tue 3/3

7:05 am-10:32 am

1 stop30h 27m

Santa Rosa Sonoma County

Mon 3/9

7:57 pm-5:20 pm

1 stop18h 23m

$408

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Wed 3/4

7:05 am-9:52 pm

1 stop17h 47m

Santa Rosa Sonoma County

Mon 3/9

7:57 pm-5:20 pm

1 stop18h 23m

$408

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Thu 4/9

6:22 pm-11:13 pm

1 stop31h 51m

Santa Rosa Sonoma County

Wed 4/29

7:23 am-5:50 am

2 stops19h 27m

$418

BaltimoreSanta Rosa

BWI - STS

BWISTS

Baltimore/Washington

Thu 4/9

4:25 pm-10:40 pm

1 stop9h 15m

Santa Rosa Sonoma County

Wed 4/29

6:00 am-7:50 pm

2 stops10h 50m

$429

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Showing 1-10 of 46 results
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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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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

What is the cheapest month to book a flight from Washington, D.C. to Santa Rosa?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Santa Rosa (average of $102). Flying from Washington, D.C. 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.

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 February 10, 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.
Alaska Airlines
8.0
Very good
11,871 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
8.0
Very good
11,871 reviews
Alaska Airlines
8.0
Very good
11,871 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
American Airlines
7.2
Good
11,260 reviews
Alaska Airlines
8.0
Very good
11,871 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

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.

  • What airport do you fly into for flights to Santa Rosa from Washington, D.C.?

    For a flight from Washington, D.C. to Santa Rosa, you will be flying into Sonoma County. Santa Rosa Sonoma County (STS) is just 7.2 mi from the center of the city. Sonoma County is the only Santa Rosa airport and it handles 0 inbound flights from Washington, D.C. per day. 2 airlines have flights to Santa Rosa Sonoma County from Washington, D.C. on a regular basis.

  • How long is the flight from Washington, D.C. to Santa Rosa?

    For as low as $429, Alaska Airlines can have you in Santa Rosa from Washington, D.C. in 9h 15m. The distance between Washington, D.C. and Santa Rosa is about 2455 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Washington, D.C. to Santa Rosa round-trip?

    Currently priced at $440, Alaska Airlines will fly you from Washington, D.C. to Santa Rosa and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Users have found that Alaska Airlines is 30% cheaper than the other options available to this destination.

  • What are the most popular routes from Washington, D.C. to Santa Rosa?

    The most popular route from Washington, D.C. to Santa Rosa is Washington, D.C. Reagan-National - Santa Rosa Sonoma County. You may also consider Baltimore/Washington - Santa Rosa Sonoma County or Washington, D.C. Dulles Intl - Santa Rosa Sonoma County.

  • Can I find deals for flights from Washington, D.C. to Santa Rosa that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Santa Rosa?

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

  • Can I find deals for business class flights from Washington, D.C. to Santa Rosa?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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 Washington, D.C. to Santa Rosa?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Santa Rosa (average of $102). Flying from Washington, D.C. 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 Washington, D.C. 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 Washington, D.C. to Santa Rosa

Discover the top 2 airlines that operate flights from Washington, D.C. 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 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$440Average$681FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$572Average$678FlexibilityNo cancel feeOn-time71%

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