Flight to Sonoma County

View S$253 flight on Fri, 5 Jun, 2026Opens in a new window

Popular airlines to Sonoma County

  • Alaska Airlines

  • American Airlines

  • Delta

  • United

  • Frontier Airlines

  • 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$253 for one-way flights and S$464 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 5 Jun - Sat, 13 Jun
BWI
Baltimore
OAK
Oakland
S$464 Return, found 15 hours ago
S$464
Return
found 15 hours ago
Select Delta flight, departing Fri, 5 Jun from Baltimore to Oakland, returning Sat, 13 Jun, priced at S$464 found 15 hours ago
Delta
Fri, 5 Jun - Tue, 9 Jun
BWI
Baltimore
OAK
Oakland
S$471 Return, found 15 hours ago
S$471
Return
found 15 hours ago
Select Delta flight, departing Fri, 5 Jun from Baltimore to Oakland, returning Tue, 9 Jun, priced at S$471 found 15 hours ago
Delta
Fri, 5 Jun - Sat, 6 Jun
BWI
Baltimore
OAK
Oakland
S$505 Return, found 15 hours ago
S$505
Return
found 15 hours ago
Select Delta flight, departing Fri, 5 Jun from Baltimore to Oakland, returning Sat, 6 Jun, priced at S$505 found 15 hours ago
Delta
Sat, 6 Jun - Sat, 13 Jun
BWI
Baltimore
OAK
Oakland
S$620 Return, found 15 hours ago
S$620
Return
found 15 hours ago
Select Delta flight, departing Sat, 6 Jun from Baltimore to Oakland, returning Sat, 13 Jun, priced at S$620 found 15 hours ago
Delta
Sat, 6 Jun - Tue, 9 Jun
BWI
Baltimore
OAK
Oakland
S$627 Return, found 15 hours ago
S$627
Return
found 15 hours ago
Select Delta flight, departing Sat, 6 Jun from Baltimore to Oakland, returning Tue, 9 Jun, priced at S$627 found 15 hours ago
Delta
Wed, 3 Jun - Sat, 13 Jun
BWI
Baltimore
OAK
Oakland
S$633 Return, found 15 hours ago
S$633
Return
found 15 hours ago
Select Delta flight, departing Wed, 3 Jun from Baltimore to Oakland, returning Sat, 13 Jun, priced at S$633 found 15 hours ago
Alaska Airlines
Sun, 7 Jun - Thu, 11 Jun
BWI
Baltimore
OAK
Oakland
S$907 Return, found 15 hours ago
S$907
Return
found 15 hours ago
Select Alaska Airlines flight, departing Sun, 7 Jun from Baltimore to Oakland, returning Thu, 11 Jun, priced at S$907 found 15 hours ago
China Airlines
Sun, 4 Oct - Sat, 10 Oct
SIN
Singapore
OAK
Oakland
S$1,424 Return, found 3 days ago
S$1,424
Return
found 3 days ago
Select China Airlines flight, departing Sun, 4 Oct from Singapore to Oakland, returning Sat, 10 Oct, priced at S$1,424 found 3 days ago
Qatar Airways
Sun, 4 Oct - Sat, 10 Oct
SIN
Singapore
OAK
Oakland
S$1,496 Return, found 3 days ago
S$1,496
Return
found 3 days ago
Select Qatar Airways flight, departing Sun, 4 Oct from Singapore to Oakland, returning Sat, 10 Oct, priced at S$1,496 found 3 days ago
KLM
Sun, 4 Oct - Sat, 10 Oct
SIN
Singapore
OAK
Oakland
S$3,240 Return, found 3 days ago
S$3,240
Return
found 3 days ago
Select KLM flight, departing Sun, 4 Oct from Singapore to Oakland, returning Sat, 10 Oct, priced at S$3,240 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.

China Airlines
Sun, 4 Oct - Sat, 10 Oct
SIN
Singapore
OAK
Oakland
S$1,424 Return, found 3 days ago
S$1,424
Return
found 3 days ago
Select China Airlines flight, departing Sun, 4 Oct from Singapore to Oakland, returning Sat, 10 Oct, priced at S$1,424 found 3 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$464 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$464 and S$3,240. Many lucky travellers nabbed one-way seats from Baltimore (BWI) for as little as S$253.
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$464 to S$3,240 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
Delta, Qatar Airways, Alaska Airlines, China Airlines, KLM
Roundtrip price
from S$464
Sonoma County Flights Information
*Available to Expedia members.