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$166+ 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — STS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap 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 June 12, 2025.

Round-trip from

$306
(Alaska Airlines)

One-way from

$166
(Alaska Airlines)

Popular in

December

Cheapest in

February

Average price

$735
From Washington, D.C. (WAS) to Santa Rosa Sonoma County
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One-way flight from Washington, D.C. (WAS) to Santa Rosa Sonoma County
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High demand for flights, 7% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 June 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 9/38:59 amDCA - STS
1 stop13h 13mAlaska Airlines
Wed 9/107:03 amSTS - DCA
1 stop10h 56mAlaska Airlines
Deal found 6/10$306
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 9/35:52 pmIAD - STS
1 stop8h 58mAlaska Airlines
Wed 9/107:52 pmSTS - IAD
1 stop17h 55mAlaska Airlines
Deal found 6/10$332
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 9/37:00 amBWI - STS
2 stops15h 12mAlaska Airlines
Wed 9/107:03 amSTS - BWI
2 stops19h 30mAlaska Airlines
Deal found 6/11$351
This Hawaiian Airlines deal was found by Cheapflights users on 6/12. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/145:25 pmIAD - STS
1 stop9h 25mHawaiian Airlines
Sat 8/166:00 amSTS - IAD
1 stop9h 59mHawaiian Airlines
Deal found 6/12$450
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/169:59 amDCA - STS
1 stop9h 55mHawaiian Airlines
Mon 10/206:30 amSTS - DCA
1 stop10h 59mHawaiian Airlines
Deal found 6/10$482
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:45 amDCA - STS
2 stops12h 03mAmerican Airlines
Sat 9/2012:57 pmSTS - DCA
2 stops9h 18mAmerican Airlines
Deal found 6/12$539
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/56:50 amBWI - STS
1 stop7h 50mAmerican Airlines
Mon 8/1112:17 pmSTS - BWI
1 stop7h 45mAmerican Airlines
Deal found 6/11$604
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 10/175:06 amIAD - STS
2 stops13h 47mAmerican Airlines
Sun 10/194:17 pmSTS - IAD
2 stops13h 25mAmerican Airlines
Deal found 6/12$789

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 June 12, 2025.
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

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Wed 9/3

8:59 am-7:12 pm

1 stop13h 13m

Santa Rosa Sonoma County

Wed 9/10

7:03 am-8:59 pm

1 stop10h 56m

$306

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Wed 9/3

5:52 pm-11:50 pm

1 stop8h 58m

Santa Rosa Sonoma County

Wed 9/10

7:52 pm-4:47 pm

1 stop17h 55m

$332

BaltimoreSanta Rosa

BWI - STS

BWISTS

Baltimore/Washington

Wed 9/3

7:00 am-7:12 pm

2 stops15h 12m

Santa Rosa Sonoma County

Wed 9/10

7:03 am-5:33 am

2 stops19h 30m

$351

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Thu 8/14

5:25 pm-11:50 pm

1 stop9h 25m

Santa Rosa Sonoma County

Sat 8/16

6:00 am-6:59 pm

1 stop9h 59m

$450

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Thu 10/16

9:59 am-4:54 pm

1 stop9h 55m

Santa Rosa Sonoma County

Mon 10/20

6:30 am-8:29 pm

1 stop10h 59m

$482

Washington, D.C.Santa Rosa

DCA - STS

DCASTS

Washington, D.C. Reagan-National

Tue 9/16

6:45 am-3:48 pm

2 stops12h 03m

Santa Rosa Sonoma County

Sat 9/20

12:57 pm-1:15 am

2 stops9h 18m

$539

BaltimoreSanta Rosa

BWI - STS

BWISTS

Baltimore/Washington

Tue 8/5

6:50 am-11:40 am

1 stop7h 50m

Santa Rosa Sonoma County

Mon 8/11

12:17 pm-11:02 pm

1 stop7h 45m

$604

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Fri 10/17

5:06 am-3:53 pm

2 stops13h 47m

Santa Rosa Sonoma County

Sun 10/19

4:17 pm-8:42 am

2 stops13h 25m

$789

Washington, D.C.Santa Rosa

IAD - STS

IADSTS

Washington, D.C. Dulles Intl

Wed 9/3

5:52 pm-11:50 pm

1 stop8h 58m

$166

BaltimoreSanta Rosa

BWI - STS

BWISTS

Baltimore/Washington

Wed 9/3

7:00 am-7:12 pm

2 stops15h 12m

$176

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 16 results
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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, February is the cheapest month in which you can book a flight from Washington, D.C. to Santa Rosa (average of $202). Flying from Washington, D.C. to Santa Rosa in June is currently the most expensive (average of $395). 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.

Rainfall in Santa Rosa by month

Plan your trip to Santa Rosa by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Santa Rosa ranges from 0.0 - 7.1 inches per month. January is typically the wettest month, when rainfall can reach 7.1 in. July is typically the driest time to visit Santa Rosa when rainfall is around 0.0 in.

Temperature in Santa Rosa by month

Plan your trip to Santa Rosa by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Santa Rosa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

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 June 12, 2025.
Read reviews from past customers who have flown Alaska Airlines, Hawaiian Airlines and American Airlines from Washington, D.C. to Santa Rosa. 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
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • What are the cheapest airlines flying from Washington, D.C. to Santa Rosa round-trip?

    Currently priced at $306, 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. Search Cheapflights for deals from Hawaiian Airlines and American Airlines - these airlines can fly you to your destination from $450 and $539, respectively. Users have found that Alaska Airlines is 48% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Washington, D.C. to Santa Rosa one-way?

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $166. Users have also found prices from $198 and $405 on Hawaiian Airlines and American Airlines, respectively.

  • 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. Dulles Intl - Santa Rosa Sonoma County. You may also consider Washington, D.C. Reagan-National - Santa Rosa Sonoma County or Baltimore/Washington - 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, February is the cheapest month in which you can book a flight from Washington, D.C. to Santa Rosa (average of $202). Flying from Washington, D.C. to Santa Rosa in June is currently the most expensive (average of $395). 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 Washington, D.C.?

Book flights to Washington, D.C. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$431Average$624FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$526Average$736FlexibilityNo cancel feeOn-time71%

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