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Santa Rosa

$72+ Cheap flights from Washington 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.
SEA — STS
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Washington to Santa Rosa

Keep the following information in mind while searching for Washington to Santa Rosa flight deals. Data was last updated September 15, 2025.

Round-trip from

$132
(Trip.com)

One-way from

$72
(Trip.com)

Popular in

December

Cheapest in

January

Average price

$252

Good round-trip deal

$221 or less

Good one-way deal

$108 or less
From Washington to Santa Rosa Sonoma County
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One-way flight from Washington to Santa Rosa Sonoma County
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Highest demand for flights based on searches. 2% potential increase in price ($5 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Washington to Santa Rosa Sonoma County.
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Price to beat on a one-way flight from Washington to Santa Rosa Sonoma County.
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Find flight deals from Washington to Santa Rosa

Cheapest flights from Washington to Santa Rosa
Explore the most affordable flight options available from Washington to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Trip.com deal was found by Cheapflights users on 9/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2211:23 amSEA - STS
Nonstop2h 13mHawaiian Airlines
Sat 11/12:22 pmSTS - SEA
Nonstop2h 08mHawaiian Airlines
Deal found 9/14$132
This Hawaiian Airlines deal was found by Cheapflights users on 9/13. 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.
Wed 10/1511:23 amSEA - STS
Nonstop2h 13mHawaiian Airlines
Tue 10/212:30 pmSTS - SEA
Nonstop2h 07mHawaiian Airlines
Deal found 9/13$137
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/18:05 pmSEA - STS
Nonstop2h 00mHawaiian Airlines
Mon 11/32:22 pmSTS - SEA
Nonstop2h 08mHawaiian Airlines
Deal found 9/14$155
This Hawaiian Airlines deal was found by Cheapflights users on 9/14. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/145:30 pmPDX - STS
Nonstop1h 43mHawaiian Airlines
Tue 10/216:51 pmSTS - PDX
Nonstop1h 42mHawaiian Airlines
Deal found 9/14$157
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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 12/611:26 amSEA - STS
Nonstop2h 03mAlaska Airlines
Sun 12/72:21 pmSTS - SEA
Nonstop2h 08mAlaska Airlines
Deal found 9/13$157
This KAYAK deal was found by Cheapflights users on 9/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/85:33 pmPDX - STS
Nonstop1h 54mAlaska Airlines
Mon 11/108:03 pmSTS - PDX
Nonstop1h 43mAlaska Airlines
Deal found 9/14$161
This Hawaiian Airlines deal was found by Cheapflights users on 9/13. 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.
Sat 12/64:47 pmSEA - STS
1 stop6h 21mHawaiian Airlines
Sun 12/72:21 pmSTS - SEA
Nonstop2h 08mHawaiian Airlines
Deal found 9/13$167
This Hawaiian Airlines deal was found by Cheapflights users on 9/13. 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.
Fri 10/245:30 pmPDX - STS
Nonstop1h 43mHawaiian Airlines
Tue 10/288:03 pmSTS - PDX
Nonstop1h 43mHawaiian Airlines
Deal found 9/13$177
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 10/3011:15 amSEA - STS
Nonstop2h 11mAlaska Airlines
Mon 11/32:22 pmSTS - SEA
Nonstop2h 08mAlaska Airlines
Deal found 9/14$177
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 11/57:00 amPDX - STS
Nonstop1h 44mAlaska Airlines
Wed 11/512:00 pmSTS - PDX
Nonstop1h 46mAlaska Airlines
Deal found 9/14$191
This Hawaiian Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 10/275:30 pmPDX - STS
1 stop4h 35mHawaiian Airlines
Wed 10/296:49 amSTS - PDX
1 stop7h 00mHawaiian Airlines
Deal found 9/13$196
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 11/67:00 amPDX - STS
Nonstop1h 44mAlaska Airlines
Sun 11/98:03 pmSTS - PDX
Nonstop1h 43mAlaska Airlines
Deal found 9/14$197

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 September 15, 2025.
Use the filters below to find and compare flights from Washington to Santa Rosa that are best for you.

Fly from

Washington

Fly to

Santa Rosa

Route

Depart

Return

Price

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Wed 10/22

11:23 am-1:36 pm

Nonstop2h 13m

Santa Rosa Sonoma County

Sat 11/1

12:00 pm-6:48 pm

1 stop6h 48m

$138

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Sat 12/6

11:26 am-1:29 pm

Nonstop2h 03m

Santa Rosa Sonoma County

Sun 12/7

2:21 pm-4:29 pm

Nonstop2h 08m

$157

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Tue 3/3

5:30 pm-10:35 pm

1 stop5h 05m

Santa Rosa Sonoma County

Wed 3/4

6:58 am-1:34 pm

1 stop6h 36m

$176

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Thu 11/6

5:33 pm-7:27 pm

Nonstop1h 54m

Santa Rosa Sonoma County

Sat 11/8

12:00 pm-1:46 pm

Nonstop1h 46m

$177

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Thu 10/30

11:15 am-1:26 pm

Nonstop2h 11m

Santa Rosa Sonoma County

Mon 11/3

2:22 pm-4:30 pm

Nonstop2h 08m

$177

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Fri 12/5

1:00 pm-7:15 pm

1 stop6h 15m

Santa Rosa Sonoma County

Sun 12/7

2:21 pm-4:29 pm

Nonstop2h 08m

$187

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Wed 11/5

7:00 am-8:44 am

Nonstop1h 44m

Santa Rosa Sonoma County

Wed 11/5

12:00 pm-1:46 pm

Nonstop1h 46m

$191

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Mon 10/27

5:30 pm-10:05 pm

1 stop4h 35m

Santa Rosa Sonoma County

Wed 10/29

6:49 am-1:49 pm

1 stop7h 00m

$196

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Thu 10/23

7:20 am-9:03 am

Nonstop1h 43m

Santa Rosa Sonoma County

Tue 10/28

12:00 pm-1:46 pm

Nonstop1h 46m

$197

PortlandSanta Rosa

PDX - STS

PDXSTS

Portland

Thu 11/13

5:33 pm-7:27 pm

Nonstop1h 54m

Santa Rosa Sonoma County

Sat 11/15

12:00 pm-1:46 pm

Nonstop1h 46m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 54 results
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Best time to book a flight from Washington to Santa Rosa

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

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

Currently, February is the cheapest month in which you can book a flight from State of Washington to Santa Rosa (average of $202). Flying from State of Washington 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.

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

Find hourly flight availability from Washington to Santa Rosa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from State of Washington to Santa Rosa, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from State of Washington to Santa Rosa

Explore weekly flight availability from Washington to Santa Rosa. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 15, 2025.

The most flights from USWA to STS are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Related info for your journey

Find useful and relevant information for your journey from Washington 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?

    Located just 7.2 mi from the city center, Santa Rosa Sonoma County (STS) is the airport most travelers will use when flying to Santa Rosa from Washington.

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

    This flight path from Washington to Santa Rosa Sonoma County was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Hawaiian Airlines and Alaska Airlines can get you from State of Washington to Santa Rosa in just under 2h 03m. Your travel time will be generally consistent. Airlines will cover a distance of 618 mi. Most flights are nonstop.

  • What are the cheapest airlines to fly from State of Washington to Santa Rosa one-way?

    $78 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Hawaiian Airlines and American Airlines, with prices starting from $88 and $190, respectively.

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

    Most travelers choose Seattle/Tacoma Intl - Santa Rosa Sonoma County, Portland - Santa Rosa Sonoma County or Bellingham - Santa Rosa Sonoma County when deciding on the best route from State of Washington to Santa Rosa.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from State of Washington to Santa Rosa on time: Finnair (100%), Alaska Airlines (84%), Hawaiian Airlines (83%).

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

    On average you can expect to pay $200 for a flight from State of Washington to Santa Rosa. The cheapest flight overall is $98 while the most popular route, (Seattle/Tacoma Intl - Santa Rosa Sonoma County) is currently priced at $132.

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from State of Washington to Santa Rosa (average of $202). Flying from State of Washington 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 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 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 to Santa Rosa

Discover the top 2 airlines that operate flights from Washington 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$180Average$348FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$186Average$314FlexibilityNo cancel feeOn-time85%

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