HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington

$59+ Cheap flights from Santa Rosa (STS) to Washington

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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
STS — SEA
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Santa Rosa to Washington 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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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 Santa Rosa to Washington

Cheapest flights from Santa Rosa to Washington
Explore the most affordable flight options available from Santa Rosa to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/14. 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.
Thu 12/2512:03 pmSTS - SEA
1 stop3h 58mAlaska Airlines
Mon 1/55:20 amSEA - STS
1 stop4h 04mAlaska Airlines
Deal found 12/14$326
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:00 amSTS - SEA
Nonstop2h 06mAlaska Airlines
Wed 1/78:25 amSEA - STS
1 stop3h 57mAlaska Airlines
Deal found 12/17$336
This Alaska Airlines deal was found by Cheapflights users on 12/14. 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 12/266:00 amSTS - SEA
Nonstop2h 06mAlaska Airlines
Mon 1/55:20 amSEA - STS
1 stop4h 04mAlaska Airlines
Deal found 12/14$337
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/317:00 amSTS - PDX
1 stop15h 24mAlaska Airlines
Fri 1/27:35 amPDX - STS
Nonstop1h 49mAlaska Airlines
Deal found 12/16$361
This Alaska Airlines deal was found by Cheapflights users on 12/14. 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.
Mon 12/296:00 amSTS - SEA
Nonstop2h 06mAlaska Airlines
Mon 1/55:20 amSEA - STS
1 stop4h 04mAlaska Airlines
Deal found 12/14$377
This Expedia deal was found by Cheapflights users on 12/18. 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.
Wed 12/318:17 pmSTS - PDX
Nonstop1h 46mAlaska Airlines
Sat 1/37:35 amPDX - STS
Nonstop1h 49mAlaska Airlines
Deal found 12/18$377
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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 12/312:24 pmSTS - SEA
Nonstop2h 05mAlaska Airlines
Fri 1/28:09 pmSEA - STS
Nonstop2h 08mAlaska Airlines
Deal found 12/17$387
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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 12/318:17 pmSTS - PDX
Nonstop1h 46mAlaska Airlines
Sun 1/45:48 pmPDX - STS
1 stop6h 30mAlaska Airlines
Deal found 12/15$387
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/312:24 pmSTS - SEA
Nonstop2h 05mAlaska Airlines
Sun 1/45:20 amSEA - STS
1 stop4h 04mAlaska Airlines
Deal found 12/16$397
This Alaska Airlines deal was found by Cheapflights users on 12/17. 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 12/312:24 pmSTS - SEA
Nonstop2h 05mAlaska Airlines
Wed 12/318:09 pmSEA - STS
Nonstop2h 08mAlaska Airlines
Deal found 12/17$421
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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.
Thu 12/252:24 pmSTS - PDX
1 stop4h 22mAlaska Airlines
Wed 12/315:57 pmPDX - STS
1 stop5h 39mAlaska Airlines
Deal found 12/15$476
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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.
Thu 12/253:26 pmSTS - PDX
1 stop4h 59mAlaska Airlines
Tue 12/307:35 amPDX - STS
Nonstop1h 49mAlaska Airlines
Deal found 12/15$487

Find flight deals from Santa Rosa to Washington

Keep the following information in mind while searching for Santa Rosa to Washington flight deals. Data was last updated December 18, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$108
(Kiwi.com)

One-way from

$59
(Trip.com)

Popular in

December

Cheapest in

January

Average price

$301

Good round-trip deal

$269 or less

Good one-way deal

$288 or less
Provider with most accurate pricing for San Francisco-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Seattle/Tacoma Intl flights.
Search Deals
From Santa Rosa Sonoma County to Washington
Search Deals
One-way flight from Santa Rosa Sonoma County to Washington
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Santa Rosa Sonoma County to Washington.
Search Deals
Price to beat on a one-way flight from Santa Rosa Sonoma County to Washington.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Washington 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 December 18, 2025.
Use the filters below to find and compare flights from Santa Rosa to Washington that are best for you.

Fly from

Santa Rosa

Fly to

Washington

Route

Depart

Return

Price

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Thu 1/22

9:33 pm-11:36 pm

Nonstop2h 03m

Seattle/Tacoma Intl

Tue 2/3

8:35 am-10:35 am

Nonstop2h 00m

$117

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Fri 1/23

9:33 pm-11:36 pm

Nonstop2h 03m

Seattle/Tacoma Intl

Mon 2/2

9:59 pm-11:59 pm

Nonstop2h 00m

$117

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Tue 1/6

6:00 am-8:06 am

Nonstop2h 06m

Seattle/Tacoma Intl

Sat 1/10

8:35 am-10:35 am

Nonstop2h 00m

$117

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Thu 1/22

9:33 pm-11:36 pm

Nonstop2h 03m

Seattle/Tacoma Intl

Sun 2/1

9:59 pm-11:59 pm

Nonstop2h 00m

$117

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Fri 1/23

9:33 pm-11:36 pm

Nonstop2h 03m

Seattle/Tacoma Intl

Sun 2/1

9:59 pm-11:59 pm

Nonstop2h 00m

$117

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Sun 1/11

9:33 pm-11:36 pm

Nonstop2h 03m

Seattle/Tacoma Intl

Mon 1/26

8:35 am-10:35 am

Nonstop2h 00m

$132

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Fri 1/23

6:50 am-10:18 am

1 stop3h 28m

Seattle/Tacoma Intl

Tue 2/3

8:25 am-12:22 pm

1 stop3h 57m

$136

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Tue 1/6

12:03 pm-4:01 pm

1 stop3h 58m

Seattle/Tacoma Intl

Mon 1/19

9:59 pm-11:59 pm

Nonstop2h 00m

$147

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Mon 1/19

6:50 am-10:18 am

1 stop3h 28m

Seattle/Tacoma Intl

Fri 1/23

9:59 pm-11:59 pm

Nonstop2h 00m

$147

Santa RosaSeattle

STS - SEA

STSSEA

Santa Rosa Sonoma County

Fri 1/23

6:50 am-10:18 am

1 stop3h 28m

Seattle/Tacoma Intl

Fri 1/23

9:59 pm-11:59 pm

Nonstop2h 00m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 53 results
1
2
3
...
6

Best time to book a flight from Santa Rosa to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Santa Rosa 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 Santa Rosa to Washington

What is the cheapest month to book a flight from Santa Rosa to State of Washington?

Currently, May is the cheapest month in which you can book a flight from Santa Rosa to State of Washington (average of $76). Flying from Santa Rosa to State of Washington in December is currently the most expensive (average of $111). 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.

What is the cheapest time of day to fly from STS to WA?

Find hourly flight availability from Santa Rosa to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

When flying from Santa Rosa to State of Washington, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 38% versus a flight in the afternoon.

What is the cheapest day to fly from Santa Rosa to State of Washington?

Use this chart to determine the cheapest time to fly round-trip from Santa Rosa to Washington. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Santa Rosa to State of Washington flight should consider departing on Wednesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Santa Rosa to State of Washington?

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated December 18, 2025.
See what other customers who have flown with Alaska Airlines and Hawaiian Airlines from Santa Rosa to Washington have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,474 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,474 reviews
Alaska Airlines
8.0
Very good
11,474 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Hawaiian Airlines
7.8
Good
2,819 reviews
Alaska Airlines
8.0
Very good
11,474 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Washington. 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 from for flights from Santa Rosa to Washington?

    Most people fly from Santa Rosa Sonoma County (STS) if they book a flight from Santa Rosa to Washington. Santa Rosa Sonoma County is conveniently located just 7.2 mi from Santa Rosa’s city center.

  • How popular is this Santa Rosa to State of Washington flight route?

    Flights from Santa Rosa Sonoma County to Washington have been viewed 6 times in the past calendar month.

  • How long is the flight from Santa Rosa to State of Washington?

    For as low as $153, Alaska Airlines can have you in State of Washington from Santa Rosa in 1h 45m. Airlines will cover a distance of 489 mi. Generally, flights for this route are nonstop.

  • What are the most popular routes from Santa Rosa to State of Washington?

    When deciding which route to take from Santa Rosa to State of Washington consider Santa Rosa Sonoma County - Seattle/Tacoma Intl, Santa Rosa Sonoma County - Portland or Santa Rosa Sonoma County - Spokane as they are the most popular.

  • What are the most reliable airlines from Santa Rosa to State of Washington?

    Consider Qatar Airways (79%), Hawaiian Airlines (74%) or Japan Airlines (73%) when booking your flight. These represent the most reliable airlines when flying from Santa Rosa to State of Washington.

  • What are the cheapest flights from Santa Rosa to State of Washington?

    Looking for the cheapest flight from Santa Rosa to State of Washington? While on average our users pay $1,067, our data indicates the cheapest price to be $108. The most popular route (Santa Rosa Sonoma County - Seattle/Tacoma Intl), is priced around $117.

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

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

  • How can I find direct flights from Santa Rosa to Washington?

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

  • Can I find deals for business class flights from Santa Rosa to Washington?

    Yes. Cheapflights offers flight deals from Santa Rosa to Washington 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 Santa Rosa to State of Washington?

    Currently, May is the cheapest month in which you can book a flight from Santa Rosa to State of Washington (average of $76). Flying from Santa Rosa to State of Washington in December is currently the most expensive (average of $111). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Santa Rosa to Washington

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to John F Kennedy Intl flights
Los Angeles to Newark flights
San Francisco to Las Vegas flights
San Francisco to John F Kennedy Intl flights
Los Angeles to Seattle flights
Los Angeles to Honolulu flights
Los Angeles to Dallas/Fort Worth flights
Los Angeles to LaGuardia flights
San Francisco to Newark flights
San Francisco to Honolulu flights
Los Angeles to Las Vegas flights
Los Angeles to Miami flights
Los Angeles to San Francisco flights
San Francisco to Dallas/Fort Worth flights
Los Angeles to Fort Lauderdale flights
Los Angeles to Orlando flights
Burbank to Las Vegas flights
Santa Ana to Las Vegas flights
San Francisco to Los Angeles flights
Los Angeles to O'Hare Intl flights
Los Angeles to Boston flights
San Jose to Las Vegas flights
Ontario to Seattle flights
Ontario to San Francisco flights
San Francisco to LaGuardia flights
Los Angeles to Hobby flights
Los Angeles to Denver flights
San Jose to Los Angeles flights
San Francisco to Ontario flights
Ontario to Dallas/Fort Worth flights
San Francisco to Orlando flights
Oakland to Las Vegas flights
Los Angeles to Salt Lake City flights
Santa Ana to Dallas/Fort Worth flights
San Francisco to Kahului flights
San Diego to John F Kennedy Intl flights
Los Angeles to Reagan-National flights
Los Angeles to Kahului flights
San Francisco to Seattle flights
San Francisco to Miami flights
San Francisco to San Diego flights
Burbank to LaGuardia flights
San Francisco to Sky Harbor Intl flights
Los Angeles to Sky Harbor Intl flights
Ontario to John F Kennedy Intl flights
Los Angeles to George Bush Intcntl flights
San Francisco to Denver flights
Los Angeles to San Jose flights
Los Angeles to Atlanta flights
San Francisco to O'Hare Intl flights

Top 2 airlines flying from Santa Rosa to Washington

Discover the top 2 airlines that operate flights from Santa Rosa to Washington. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$157Average$301FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$157Average$473FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.