HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Santa Rosa

$108+ Cheap flights from Seattle to Santa Rosa (SEA - 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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — STS
Jul 12 — Jul 191
Sun 7/12
Sun 7/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seattle to Santa Rosa 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.
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Santa Rosa Sonoma County are usually found in August or September, booked 36 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

Cheap flight deals from Seattle to Santa Rosa

Cheapest flights from Seattle to Santa Rosa
Explore the most affordable flight options available from Seattle to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.

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.
Wed 9/236:00 am
SEA
-
STS
1 stop6h 26m
American Airlines
Tue 9/2912:56 pm
STS
-
SEA
1 stop7h 33m
American Airlines
Deal found 6/11$215
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:25 am
SEA
-
STS
1 stop4h 55m
Southwest
Tue 9/296:00 am
STS
-
SEA
2 stops9h 00m
Southwest
Deal found 6/11$222
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:45 am
SEA
-
STS
1 stop4h 54m
Delta
Sat 11/711:25 am
STS
-
SEA
1 stop7h 05m
Delta
Deal found 6/8$226
This Alaska Airlines deal was found by Cheapflights users on 6/9. 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.
Sat 10/3110:55 am
SEA
-
STS
Nonstop2h 11m
Alaska Airlines
Tue 11/35:20 pm
STS
-
SEA
Nonstop2h 08m
Alaska Airlines
Deal found 6/9$237
This Southwest deal was found by Cheapflights users on 6/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:25 am
SEA
-
STS
1 stop4h 55m
Southwest
Thu 8/274:40 pm
STS
-
SEA
2 stops8h 00m
Southwest
Deal found 6/8$242
This Expedia deal was found by Cheapflights users on 6/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:41 am
SEA
-
STS
Nonstop2h 02m
Alaska Airlines
Sun 8/237:03 am
STS
-
SEA
Nonstop1h 57m
Alaska Airlines
Deal found 6/7$247
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:30 am
SEA
-
STS
2 stops9h 55m
Southwest
Tue 11/176:40 am
STS
-
SEA
2 stops11h 55m
Southwest
Deal found 6/11$251
This Travelocity deal was found by Cheapflights users on 6/8. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:41 am
SEA
-
STS
Nonstop2h 02m
Alaska Airlines
Thu 8/274:36 pm
STS
-
SEA
1 stop5h 03m
Alaska Airlines
Deal found 6/8$257
This Alaska Airlines deal was found by Cheapflights users on 6/8. 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.
Thu 10/87:53 pm
SEA
-
STS
Nonstop2h 03m
Alaska Airlines
Tue 10/135:04 pm
STS
-
SEA
Nonstop2h 03m
Alaska Airlines
Deal found 6/8$262

Find flight deals from Seattle to Santa Rosa

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$215
(American Airlines)

One-way from

$108
(Delta)

Popular in

December

Cheapest in

August

Average price

$367

Good round-trip deal

$217 or less

Good one-way deal

$203 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Santa Rosa Sonoma County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Santa Rosa Sonoma County flights.
Search Deals
From Seattle/Tacoma Intl to Santa Rosa Sonoma County
Search Deals
One-way flight from Seattle/Tacoma Intl to Santa Rosa Sonoma County
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Santa Rosa Sonoma County.
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Santa Rosa Sonoma County.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle 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, 2026.
Use the filters below to find and compare flights from Seattle to Santa Rosa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Wed 9/23

9:25 am-9:25 pm

2 stops12h 00m

Santa Rosa Sonoma County

Tue 9/29

6:00 am-3:10 pm

2 stops9h 10m

$233

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Tue 11/3

12:45 pm-6:11 pm

1 stop5h 26m

Santa Rosa Sonoma County

Sat 11/7

9:04 am-4:03 pm

1 stop6h 59m

$257

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Sat 10/31

3:20 pm-8:20 pm

1 stop5h 00m

Santa Rosa Sonoma County

Tue 11/3

9:32 am-5:29 pm

1 stop7h 57m

$257

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Tue 8/4

9:25 am-9:25 pm

2 stops12h 00m

Santa Rosa Sonoma County

Fri 8/7

6:05 am-11:30 am

1 stop5h 25m

$263

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Thu 8/20

3:40 pm-10:35 pm

2 stops6h 55m

Santa Rosa Sonoma County

Thu 8/27

4:40 pm-12:40 am

2 stops8h 00m

$268

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Fri 8/28

3:40 pm-10:35 pm

2 stops6h 55m

Santa Rosa Sonoma County

Mon 8/31

6:05 am-11:30 am

1 stop5h 25m

$273

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Thu 9/24

2:35 pm-10:35 pm

2 stops8h 00m

Santa Rosa Sonoma County

Sun 9/27

7:05 am-4:05 pm

2 stops9h 00m

$287

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Tue 11/10

11:30 am-9:25 pm

2 stops9h 55m

Santa Rosa Sonoma County

Tue 11/17

2:35 pm-10:20 pm

1 stop7h 45m

$294
Quickest round-trip

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Wed 7/15

9:54 am-11:58 am

Nonstop2h 04m

Santa Rosa Sonoma County

Fri 7/24

7:23 pm-9:30 pm

Nonstop2h 07m

$307

SeattleSanta Rosa

SEA - STS

SEASTS

Seattle/Tacoma Intl

Wed 7/8

8:44 pm-10:51 pm

Nonstop2h 07m

Santa Rosa Sonoma County

Sat 7/11

5:35 pm-7:42 pm

Nonstop2h 07m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Seattle 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 Seattle to Santa Rosa in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 Seattle-Santa Rosa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Santa Rosa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Santa Rosa flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-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 Seattle-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 Seattle to Santa Rosa

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

How far ahead should I book a flight from Seattle to Santa Rosa?

The price you pay for your flight from Seattle to Santa Rosa may vary depending on when you book. For the best chance of a lower fare, look to book 35 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Santa Rosa?

Currently, August is the cheapest month in which you can book a flight from Seattle to Santa Rosa (average of $252). Flying from Seattle to Santa Rosa in December is currently the most expensive (average of $447). 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 SEA to STS?

Find hourly flight availability from Seattle 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 June 12, 2026.

When flying from Seattle 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.

How much does it cost to fly round-trip from Seattle to Santa Rosa?

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, 2026.
Read reviews from past customers who have flown Alaska Airlines and Hawaiian Airlines from Seattle to Santa Rosa. 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
7.9
Good
12,491 reviews

Crew

8.5

Food

7.0

Overall

7.9

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Alaska Airlines
7.9
Good
12,491 reviews
Alaska Airlines
7.9
Good
12,491 reviews

Crew

8.5

Food

7.0

Overall

7.9

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Hawaiian Airlines
7.8
Good
2,830 reviews
Alaska Airlines
7.9
Good
12,491 reviews

Crew

8.5

Food

7.0

Overall

7.9

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Related info for your journey

Find useful and relevant information for your journey from Seattle 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 airports do I use to fly from Seattle to Santa Rosa?

    To fly from Seattle to Santa Rosa, you need to book a flight from Seattle/Tacoma Intl (SEA) to Sonoma County (STS). Nonstop flights to Santa Rosa Sonoma County from Seattle/Tacoma Intl take 2h 02m on average. When it comes time to book airfare, you have a few options: there are 2 outbound flights from Seattle/Tacoma Intl to Sonoma County offered by 2 different airlines.

  • How popular is this Seattle to Santa Rosa flight route?

    The Seattle/Tacoma Intl to Santa Rosa Sonoma County flight path 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 Seattle to Santa Rosa?

    American Airlines, Southwest, and Delta can get you from Seattle to Santa Rosa in just under 4h 54m. Your travel time can differ by up to 1h 32m. Airlines will cover a distance of 618 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Seattle to Santa Rosa round-trip?

    Our cheapest airline available from Seattle to Santa Rosa is Alaska Airlines. Our recent data shows that you can find tickets from as low as $157 on this airline. An additional option worth looking into is Hawaiian Airlines, starting at $177. You may be able to fly from Seattle to Santa Rosa for 51% less than the average price by searching for these airlines.

  • What are the most reliable airlines from Seattle to Santa Rosa?

    Before booking your flight to Santa Rosa from Seattle, check out the most reliable airlines to get you to your destination on time: Qatar Airways (93%), Hawaiian Airlines (93%), Alaska Airlines( 87%).

  • What are the cheapest flights from Seattle to Santa Rosa?

    While on average a flight from Seattle to Santa Rosa is generally $265, our data shows the cheapest flight currently is $183. When looking at the most popular route, (Seattle/Tacoma Intl - Santa Rosa Sonoma County), you can expect to pay $215 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Santa Rosa?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Santa Rosa (average of $252). Flying from Seattle to Santa Rosa in December is currently the most expensive (average of $447). 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

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 Seattle to Santa Rosa

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Las Vegas flights
Seattle to Los Angeles flights
Seattle to San Francisco flights
Seattle to Ontario flights
Seattle to San Diego flights
Seattle to Santa Ana flights
Portland to Los Angeles flights
Seattle to San Jose flights
Portland to Las Vegas flights
Seattle to Burbank flights
Portland to San Francisco flights
Everett to Los Angeles flights
Everett to San Francisco flights
Portland to Ontario flights
Seattle to Oakland flights
Everett to Las Vegas flights
Seattle to Sacramento flights
Portland to San Diego flights
Portland to Santa Ana flights
Everett to San Diego flights
Seattle to Palm Springs flights
Seattle to Reno flights
Portland to Burbank flights
Everett to Santa Ana flights
Portland to San Jose flights
Everett to San Jose flights
Spokane to Los Angeles flights
Portland to Reno flights
Spokane to Las Vegas flights
Seattle to Santa Barbara flights
Portland to Palm Springs flights
Portland to Oakland flights
Portland to Sacramento flights
Seattle to Medford flights
Portland to Long Beach flights
Spokane to San Diego flights
Seattle to San Luis Obispo flights
Spokane to San Francisco flights
Seattle to Monterey flights
Seattle to Fresno flights
Seattle to Long Beach flights
Pasco to Las Vegas flights
Spokane to San Jose flights
Portland to Fresno flights
Spokane to Santa Ana flights
Bellingham to Las Vegas flights
Portland to San Luis Obispo flights
Spokane to Ontario flights
Portland to Santa Barbara flights

Top 2 airlines flying from Seattle to Santa Rosa

Discover the top 2 airlines that operate flights from Seattle 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, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$157Average$325FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$177Average$272FlexibilityNo cancel feeOn-time85%

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.
Site
©2026 Cheapflights