S$284 Cheap Flights from Santa Rosa to Seattle

View S$284 flight on Thu, 30 Oct, 2025Opens in a new window

Popular airlines from Santa Rosa, CA (STS-Sonoma County) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Santa Rosa to Seattle (STS-SEA)

Prices were available within the past 7 days and start at S$284 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Santa Rosa (STS) to Seattle (SEA)

October is typically the cheapest month to fly

From S$174 - S$705 per traveller.

Frequently asked questions

How much is a flight from STS to Sea-Tac Airport?
The lowest price advertised for a round-trip flight between STS and Sea-Tac Airport is . But you better move fast. This price is taken from fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sonoma County Airport (STS) to SEA?
The majority of flights can be cancelled online, but whether or not you are charged a fee differs between airlines. If you do need to cancel your break, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Sonoma County Airport to Sea-Tac Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sonoma County Airport to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sonoma County Airport to SEA?
Forget about a movie marathon on this flight — it's just 1,000 kilometres from Windsor to SeaTac. Find your seat, enjoy the in-flight service and you'll be touching down before long.
Which airlines fly direct from STS to Sea-Tac Airport?
Flying straight from Sonoma County Airport (STS) to Seattle - Tacoma Intl. Airport (SEA) is easy with Alaska Airlines (AS). This leading airline offers 43 flights each month.
Are Sonoma County Airport (STS) to SEA flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Sonoma County Airport (STS) to SEA at the last minute could be your ticket to an awesome deal. However, you might miss out on a flight altogether! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

Travel information

Travel information

Origin airport
Sonoma County
Destination airport
Seattle - Tacoma Intl.
Distance
988 km
Average flight time
2 hours 5 mins

Book with confidence

Book with confidence

Perfect flights from Santa Rosa to Seattle

Your Journey from Santa Rosa to Seattle

Start your unforgettable journey with Expedia. Our broad selection of flights from Santa Rosa to Seattle caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including American Airlines, Alaska Airlines. Our selection of flights from Sonoma County to Seattle - Tacoma Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Santa Rosa to Seattle Flights

Experience the joy of finding cheap flights from Sonoma County to Seattle - Tacoma Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$284 and roundtrip prices *.
 

Pre-Flight Essentials

Ensure a smooth journey from Santa Rosa to Seattle with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Seattle

Picture yourself stepping off the plane in Seattle and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Santa Rosa to Seattle Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Santa Rosa to Seattle.
 

Beyond the Flight – Exploring Seattle

With Expedia, your adventure extends beyond the flight. Explore Seattle at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Santa Rosa to Seattle with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Santa Rosa to Seattle with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Santa Rosa to Seattle

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Explore a world of travel with Expedia

*Available to Expedia members.