Cheap flights to Sonoma County

View €170 flight on Mon, 4 May 2026Opens in a new window

Popular airlines to Sonoma County

  • Alaska Airlines

  • American Airlines

  • Frontier Airlines

  • Delta

  • United

  • JetBlue Airways

  • Southwest Airlines

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Cheap round-trip flights to Sonoma County

Prices were available within the past 7 days and start at €170 for one-way flights and €151 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 23 May - Sun, 24 May
SAN
San Diego
OAK
Oakland
€151 Return, found 13 hours ago
€151
Return
found 13 hours ago
Select Delta flight, departing Sat, 23 May from San Diego to Oakland, returning Sun, 24 May, priced at €151 found 13 hours ago
Delta
Sat, 23 May - Sun, 24 May
SAN
San Diego
OAK
Oakland
€203 Return, found 13 hours ago
€203
Return
found 13 hours ago
Select Delta flight, departing Sat, 23 May from San Diego to Oakland, returning Sun, 24 May, priced at €203 found 13 hours ago
Delta
Sat, 30 May - Mon, 1 Jun
SAN
San Diego
OAK
Oakland
€211 Return, found 6 days ago
€211
Return
found 6 days ago
Select Delta flight, departing Sat, 30 May from San Diego to Oakland, returning Mon, 1 Jun, priced at €211 found 6 days ago
Delta
Sat, 23 May - Sun, 24 May
PHX
Phoenix
OAK
Oakland
€254 Return, found 8 hours ago
€254
Return
found 8 hours ago
Select Delta flight, departing Sat, 23 May from Phoenix to Oakland, returning Sun, 24 May, priced at €254 found 8 hours ago
Delta
Sat, 30 May - Mon, 1 Jun
SAN
San Diego
OAK
Oakland
€271 Return, found 6 days ago
€271
Return
found 6 days ago
Select Delta flight, departing Sat, 30 May from San Diego to Oakland, returning Mon, 1 Jun, priced at €271 found 6 days ago
American Airlines
Sat, 23 May - Mon, 25 May
SAN
San Diego
STS
Santa Rosa
€287 Return, found 19 hours ago
€287
Return
found 19 hours ago
Select American Airlines flight, departing Sat, 23 May from San Diego to Santa Rosa, returning Mon, 25 May, priced at €287 found 19 hours ago
Delta
Sat, 23 May - Sun, 24 May
SAN
San Diego
OAK
Oakland
€289 Return, found 13 hours ago
€289
Return
found 13 hours ago
Select Delta flight, departing Sat, 23 May from San Diego to Oakland, returning Sun, 24 May, priced at €289 found 13 hours ago
Alaska Airlines
Sat, 23 May - Mon, 25 May
SAN
San Diego
STS
Santa Rosa
€304 Return, found 19 hours ago
€304
Return
found 19 hours ago
Select Alaska Airlines flight, departing Sat, 23 May from San Diego to Santa Rosa, returning Mon, 25 May, priced at €304 found 19 hours ago
Finnair
Wed, 6 May - Wed, 10 Jun
DUB
Dublin
OAK
Oakland
€703 Return, found 2 days ago
€703
Return
found 2 days ago
Select Finnair flight, departing Wed, 6 May from Dublin to Oakland, returning Wed, 10 Jun, priced at €703 found 2 days ago
KLM
Mon, 4 May - Tue, 26 May
DUB
Dublin
OAK
Oakland
€736 Return, found 3 days ago
€736
Return
found 3 days ago
Select KLM flight, departing Mon, 4 May from Dublin to Oakland, returning Tue, 26 May, priced at €736 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.

Finnair
Wed, 6 May - Wed, 10 Jun
DUB
Dublin
OAK
Oakland
€703 Return, found 2 days ago
€703
Return
found 2 days ago
Select Finnair flight, departing Wed, 6 May from Dublin to Oakland, returning Wed, 10 Jun, priced at €703 found 2 days ago

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, €151 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 €151 and €848. Many lucky travellers nabbed one-way seats from San Diego (SAN) for as little as €170.
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 €151 to €848 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.

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About Sonoma County

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About Sonoma County

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