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Flight to Sonoma County

View S$936 flight on Fri, 21 Aug, 2026Opens in a new window

Flight 1

Flight 2

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 S$936 for one-way flights and S$1,220 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,220 Return, found 3 hours ago
S$1,220
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,220 found 3 hours ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,252 Return, found 3 hours ago
S$1,252
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,252 found 3 hours ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,290 Return, found 3 hours ago
S$1,290
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,290 found 3 hours ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,391 Return, found 3 hours ago
S$1,391
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,391 found 3 hours ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,415 Return, found 3 hours ago
S$1,415
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,415 found 3 hours ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,474 Return, found 3 hours ago
S$1,474
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,474 found 3 hours ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,522 Return, found 1 day ago
S$1,522
Return
found 1 day ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,522 found 1 day ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,543 Return, found 3 hours ago
S$1,543
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,543 found 3 hours ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,590 Return, found 3 hours ago
S$1,590
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,590 found 3 hours ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,636 Return, found 3 hours ago
S$1,636
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,636 found 3 hours ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,738 Return, found 4 days ago
S$1,738
Return
found 4 days ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,738 found 4 days ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,765 Return, found 3 hours ago
S$1,765
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,765 found 3 hours ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,776 Return, found 1 day ago
S$1,776
Return
found 1 day ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,776 found 1 day ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,851 Return, found 3 hours ago
S$1,851
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,851 found 3 hours ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,859 Return, found 1 day ago
S$1,859
Return
found 1 day ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,859 found 1 day ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,863 Return, found 4 days ago
S$1,863
Return
found 4 days ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,863 found 4 days ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,870 Return, found 4 days ago
S$1,870
Return
found 4 days ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,870 found 4 days ago
American Airlines
Fri, 21 Aug - Sat, 22 Aug
SFO
San Francisco
STS
Santa Rosa
S$1,899 Return, found 4 days ago
S$1,899
Return
found 4 days ago
Select American Airlines flight, departing Fri, 21 Aug from San Francisco to Santa Rosa, returning Sat, 22 Aug, priced at S$1,899 found 4 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, S$1,220 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 S$1,220 and S$1,899. Many lucky travellers nabbed one-way seats from San Francisco (SFO) for as little as S$936.
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.

When is the cheapest time to fly to Sonoma County?
Fly out on a Tuesday to boost your odds of securing the cheapest deal to Sonoma County. Mondays are usually the second most affordable day to take off. Saturday is generally the most expensive day to fly anywhere.
How much is a plane ticket to Sonoma County?
Flights to Sonoma County ranged from S$1,220 to S$1,899 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.

Book with confidence

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.

Travel information

Sonoma County Flights Information

Airlines serving
American Airlines
Roundtrip price
from S$1,220
Sonoma County Flights Information
*Available to Expedia members.