A vineyard with rows of grapevines under a clear sky.

CA $125 Cheap Flight to Sonoma County

View CA $125 flight on Tue, Oct 20, 2026Opens in a new window

Popular airlines to Sonoma County

  • Alaska Airlines

  • American Airlines

  • Delta

  • United

  • Frontier Airlines

  • JetBlue Airways

  • Southwest Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Sonoma County?

Prices were available within the past 7 days and start at CA $125 for one-way flights and CA $222 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Oct 20 - Tue, Oct 27
SEA
Seattle
OAK
Oakland
CA $222 Roundtrip, found 3 days ago
CA $222
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Oct 20 from Seattle to Oakland, returning Tue, Oct 27, priced at CA $222 found 3 days ago
Alaska Airlines
Wed, Jul 15 - Wed, Jul 22
SEA
Seattle
OAK
Oakland
CA $236 Roundtrip, found 4 days ago
CA $236
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Jul 15 from Seattle to Oakland, returning Wed, Jul 22, priced at CA $236 found 4 days ago
Alaska Airlines
Tue, Oct 20 - Tue, Oct 27
SEA
Seattle
OAK
Oakland
CA $238 Roundtrip, found 3 days ago
CA $238
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Oct 20 from Seattle to Oakland, returning Tue, Oct 27, priced at CA $238 found 3 days ago
Delta
Tue, Oct 20 - Tue, Oct 27
SEA
Seattle
OAK
Oakland
CA $250 Roundtrip, found 3 days ago
CA $250
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Oct 20 from Seattle to Oakland, returning Tue, Oct 27, priced at CA $250 found 3 days ago
Alaska Airlines
Thu, Sep 24 - Sun, Sep 27
ONT
Ontario
STS
Santa Rosa
CA $250 Roundtrip, found 5 days ago
CA $250
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Sep 24 from Ontario to Santa Rosa, returning Sun, Sep 27, priced at CA $250 found 5 days ago
Alaska Airlines
Thu, Aug 20 - Tue, Aug 25
SEA
Seattle
OAK
Oakland
CA $256 Roundtrip, found 6 days ago
CA $256
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Thu, Aug 20 from Seattle to Oakland, returning Tue, Aug 25, priced at CA $256 found 6 days ago
Alaska Airlines
Tue, Oct 20 - Tue, Oct 27
SEA
Seattle
OAK
Oakland
CA $265 Roundtrip, found 3 days ago
CA $265
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Oct 20 from Seattle to Oakland, returning Tue, Oct 27, priced at CA $265 found 3 days ago
Alaska Airlines
Tue, Aug 11 - Sat, Aug 15
SEA
Seattle
OAK
Oakland
CA $272 Roundtrip, found 3 days ago
CA $272
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Aug 11 from Seattle to Oakland, returning Sat, Aug 15, priced at CA $272 found 3 days ago
American Airlines
Sat, Sep 19 - Sat, Sep 26
SEA
Seattle
STS
Santa Rosa
CA $407 Roundtrip, found 1 day ago
CA $407
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Sep 19 from Seattle to Santa Rosa, returning Sat, Sep 26, priced at CA $407 found 1 day ago
WestJet
Tue, Oct 20 - Tue, Nov 10
YXX
Abbotsford
STS
Santa Rosa
CA $823 Roundtrip, found 3 days ago
CA $823
Roundtrip
found 3 days ago
Select WestJet flight, departing Tue, Oct 20 from Abbotsford to Santa Rosa, returning Tue, Nov 10, priced at CA $823 found 3 days ago

Trending flights to Sonoma County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Nov 17 - Tue, Dec 1
YVR
Vancouver
OAK
Oakland
CA $510 Roundtrip, found 16 hours ago
CA $510
Roundtrip
found 16 hours ago
Select Alaska Airlines flight, departing Tue, Nov 17 from Vancouver to Oakland, returning Tue, Dec 1, priced at CA $510 found 16 hours ago

Frequently asked questions

How do I find cheap flights to Sonoma County that have flexible change policies?
It's quick and easy with Expedia. Step 1: Enter your travel dates and destination and click on "Search." Next step? Check the "No change fee" box just under the "Flexible change policies" filter on the top left of your screen. Step 3. Snag a flexible and cheap fare to Sonoma County.
Which airlines fly to Sonoma County?
When you're ready to book your seat to or near Sonoma County, these quality airlines are waiting to welcome you aboard:

  • Southwest Airlines - 2,375 flights to or near Sonoma County each month, including 2,375 flights to Oakland Intl. Airport (OAK) per month.
  • Alaska Airlines - 424 flights to or near Sonoma County each month, including 281 flights to Sonoma County Airport (STS) per month.
  • Spirit Airlines - 177 flights to or near Sonoma County each month, including 177 flights to Oakland Intl. Airport (OAK) per month.

How can I find cheap tickets to Sonoma County?
One of the best ways to snare cheap tickets to Sonoma County is to be flexible with your dates. Search for your flights, then click "flexible dates" at the top of your results. It'll reveal the cheapest prices for nearby days. The lowest price for a flight to Sonoma County in the last seven days was CA $222. Booking well ahead will usually help you walk away with an even bigger bargain.
How much is a flight to Sonoma County?
One-way flights taking off from Seattle (SEA) sold for as low as CA $125 in the last seven days. During this time, the price of a return journey to Sonoma County ranged between CA $222 and CA $823. If you find a fantastic deal, book fast — these prices don't hang around.
What are the most popular airports to fly into in Sonoma County?
When it comes to planning which Sonoma County airport to jet into, here are your choices:

  • Oakland Intl. Airport (OAK) - 2,904 flights per month.
  • Sonoma County Airport (STS) - 372 flights per month.

When is the cheapest time to fly to Sonoma County?
If you're not fixed on what date you jet off to Sonoma County, try to fly out early on in the week. The most affordable day to take off is normally Tuesday, followed by Monday. Saturday is typically the most expensive day, with a lot of people preferring to take off on the weekend.
How much is a plane ticket to Sonoma County?
In the last seven days, fares to Sonoma County varied between CA $222 and CA $823. Prices rise as your travel date nears, so find an awesome deal today.
What are the best things to do in Sonoma County?

  • Start your Sonoma County break in the popular city of Santa Rosa. There's tons to keep you on the move here, from impressive attractions like Petrified Forest to awesome food, arts, nightlife plus more.
  • When you're deciding what to do on your escape, take into account that Santa Rosa is known for its Mediterranean climate. Be sure to check the weather before you depart so you have a clearer idea of what to expect.
  • Roughly 10 kilometres to the south of Santa Rosa, Rohnert Park also deserves to be on your itinerary. Popular sights here include Foxtail Golf Club — don't forget to include it on your sightseeing list.

What is the best time to go to Sonoma County?
Just about anytime. Sonoma County is jampacked with interesting things to do and places to explore, including the lively city of Santa Rosa. May, June and July are the busiest months here. Plan your visit for the start of summer on June 20 and make the most of the warm weather and sunshine. Temperatures range from 12ºC to 26ºC at this time of year.
What months are the cheapest to book a flight to Sonoma County?
February is a cheap month to lock in a seat for your Sonoma County vacation. Fares are at their most expensive over December, so avoid this time if possible.

Book with confidence

Top Travel Tips for Flying to Sonoma County

Get ready for an incredible adventure as you embark on your journey to Sonoma County. With Expedia, finding the perfect flights is a breeze. Discover valuable travel insights and expert tips to ensure a seamless and enjoyable trip to this captivating destination.

Unleash Your Wanderlust

Pack your bags, secure your flights to Sonoma County, and let Expedia be your trusted companion in fulfilling your travel dreams. Our wide selection of flights offers you the flexibility to explore Sonoma County in your own unique style. Experience the trip of a lifetime with just a click, courtesy of Expedia.

Unbeatable Value with Expedia

At Expedia, we understand the importance of budget-friendly travel. That's why we are dedicated to bringing you the best deals on affordable and cheap flights from the UK to Sonoma County. Experience the perfect balance between adventure and savings with our competitively-priced roundtrip and one-way flight options.

Endless Flight Choices

With 20 different airlines flying to Sonoma County, you have a world of options at your fingertips. Whether you're a spontaneous traveler or a meticulous planner, find the flights that suit your schedule and preferences seamlessly. Explore last-minute deals or plan ahead with ease.

Empowering Your Decision

We believe in putting you in control of your travel choices. Our extensive range of airline tickets to Sonoma County caters to every budget, starting from the lowest price CA $125. Enjoy the freedom to choose the perfect flights that align with your needs and desires.

Effortless Booking Process

Experience a hassle-free booking journey with Expedia. Whether you're seeking a red-eye flight, a direct route to a specific airport, or one-way flights to Sonoma County, our streamlined booking process ensures convenience and efficiency. Download our mobile booking app to reserve your flights anytime, anywhere.

Your Adventure Awaits

It's time to make your dreams a reality. Book your airfare to Sonoma County today with Expedia. Begin crafting your unique travel story and get ready for an unforgettable experience that caters to your tastes and budget.

Start your journey now and let the adventure unfold.

Top Travel Tips for Flying to Sonoma County

Travel information

Sonoma County Flights Information

Airlines serving
Delta, Alaska Airlines, American Airlines, Porter Airlines, WestJet
Roundtrip price
from CA $222
Sonoma County Flights Information

Explore a world of travel with Expedia

*Available to Expedia members.