Cheap flights to Sonoma County

View €127 flight on Wed, 17 Dec 2025Opens in a new window

Popular airlines to Sonoma County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Alaska Airlines

    Alaska Airlines

  • Frontier Airlines

    Frontier Airlines

  • Southwest Airlines

    Southwest Airlines

  • JetBlue Airways

    JetBlue Airways

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Cheap round-trip flights to Sonoma County

Prices were available within the past 7 days and start at €127 for one-way flights and €164 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 13 Jan - Wed, 14 Jan
SAN
San Diego
OAK
Oakland
€164 Return, found 3 days ago
€164
Return
found 3 days ago
Select Delta flight, departing Tue, 13 Jan from San Diego to Oakland, returning Wed, 14 Jan, priced at €164 found 3 days ago
Delta
Tue, 13 Jan - Wed, 14 Jan
SAN
San Diego
OAK
Oakland
€175 Return, found 3 days ago
€175
Return
found 3 days ago
Select Delta flight, departing Tue, 13 Jan from San Diego to Oakland, returning Wed, 14 Jan, priced at €175 found 3 days ago
Delta
Tue, 13 Jan - Wed, 14 Jan
SAN
San Diego
OAK
Oakland
€200 Return, found 3 days ago
€200
Return
found 3 days ago
Select Delta flight, departing Tue, 13 Jan from San Diego to Oakland, returning Wed, 14 Jan, priced at €200 found 3 days ago
Delta
Tue, 13 Jan - Wed, 14 Jan
SAN
San Diego
OAK
Oakland
€212 Return, found 3 days ago
€212
Return
found 3 days ago
Select Delta flight, departing Tue, 13 Jan from San Diego to Oakland, returning Wed, 14 Jan, priced at €212 found 3 days ago
Delta
Tue, 16 Dec - Fri, 19 Dec
SAN
San Diego
OAK
Oakland
€393 Return, found 3 days ago
€393
Return
found 3 days ago
Select Delta flight, departing Tue, 16 Dec from San Diego to Oakland, returning Fri, 19 Dec, priced at €393 found 3 days ago
Delta
Tue, 16 Dec - Fri, 19 Dec
SAN
San Diego
OAK
Oakland
€444 Return, found 3 days ago
€444
Return
found 3 days ago
Select Delta flight, departing Tue, 16 Dec from San Diego to Oakland, returning Fri, 19 Dec, priced at €444 found 3 days ago
Finnair
Tue, 19 May - Sun, 24 May
DUB
Dublin
OAK
Oakland
€636 Return, found 2 days ago
€636
Return
found 2 days ago
Select Finnair flight, departing Tue, 19 May from Dublin to Oakland, returning Sun, 24 May, priced at €636 found 2 days ago
KLM
Tue, 19 May - Sun, 24 May
DUB
Dublin
OAK
Oakland
€703 Return, found 2 days ago
€703
Return
found 2 days ago
Select KLM flight, departing Tue, 19 May from Dublin to Oakland, returning Sun, 24 May, priced at €703 found 2 days ago
Hawaiian Airlines
Thu, 29 Jan - Tue, 3 Feb
SYD
Sydney
OAK
Oakland
€799 Return, found 7 hours ago
€799
Return
found 7 hours ago
Select Hawaiian Airlines flight, departing Thu, 29 Jan from Sydney to Oakland, returning Tue, 3 Feb, priced at €799 found 7 hours ago
British Airways
Sat, 7 Feb - Sat, 14 Feb
DUB
Dublin
OAK
Oakland
€818 Return, found 3 hours ago
€818
Return
found 3 hours ago
Select British Airways flight, departing Sat, 7 Feb from Dublin to Oakland, returning Sat, 14 Feb, priced at €818 found 3 hours ago

About Sonoma County

Expedia offers flights to Sonoma County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Sonoma County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to Sonoma County that have flexible change policies?
It's as easy as counting 1-2-3 with Expedia. Step 1: Enter your travel dates and destination and press "Search." Second step: Check "No change fee" directly underneath the "Flexible change policies" subheading on the top left of your screen. Step 3. Grab your cheap and flexible fare to Sonoma County.
Which airlines fly to Sonoma County?
When you're ready to lock in your ticket to or near Sonoma County, these leading airlines look forward to welcoming you on board:

  • Southwest Airlines - 2,314 flights to or near Sonoma County each month, including 2,314 flights to Oakland Intl. Airport (OAK) per month.
  • Alaska Airlines - 434 flights to or near Sonoma County each month, including 264 flights to Sonoma County Airport (STS) per month.
  • Spirit Airlines - 265 flights to or near Sonoma County each month, including 265 flights to Oakland Intl. Airport (OAK) per month.

How can I find cheap tickets to Sonoma County?
A helpful strategy for walking away with cheap airfares is to be flexible with your travel dates. Begin with searching for your flight to Sonoma County, then click on the "flexible dates" box to compare prices for nearby days. Want another tip? Book ahead of time. To give you an idea of fares, €164 was the best price for a flight to Sonoma County in the last seven days.
How much is a flight to Sonoma County?
There were a lot of low-cost fares up for grabs in the last seven days, with the cost of a return flight to Sonoma County ranging between €164 and €818. Many lucky travellers nabbed one-way seats from San Diego (SAN) for as little as €127.
What are the most popular airports to fly into in Sonoma County?
Which of these two Sonoma County airports you'll touch down at will depend largely on your chosen carrier and what you plan to see in the region:

  • Oakland Intl. Airport (OAK) - 3,086 flights per month.
  • Sonoma County Airport (STS) - 356 flights per month.

How much is a plane ticket to Sonoma County?
Flights to Sonoma County ranged from €164 to €818 in the last seven days. Generally, the sooner you book the better the price.
What is the best time to go to Sonoma County?
Summer begins June 20 in the Northern Hemisphere, and these warmer months are a good time to visit the exciting Sonoma County city of Santa Rosa. Average temperatures range between 13ºC and 27ºC across the season. The biggest crowds can be found here in March, April and July.
What months are the cheapest to book a flight to Sonoma County?
To secure a fabulous deal to Sonoma County, try to book during the month of February when the price of tickets are at their cheapest. What time of year is expensive? In the United States, it's the festive month of December.

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.

Finnair
Tue, 19 May - Sun, 24 May
DUB
Dublin
OAK
Oakland
€636 Return, found 2 days ago
€636
Return
found 2 days ago
Select Finnair flight, departing Tue, 19 May from Dublin to Oakland, returning Sun, 24 May, priced at €636 found 2 days ago
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