$119 Cheap Flights from Phoenix (PHX) to Santa Rosa (STS)

View $119 flight on Wed, Nov 5, 2025Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Santa Rosa, CA (STS-Sonoma County)

Cheap Flights from Phoenix to Santa Rosa (PHX-STS)

Prices were available within the past 7 days and start at $119 for one-way flights and $183 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Wed, Feb 11 - Tue, Feb 17
PHX
Phoenix
STS
Santa Rosa
$183 Roundtrip, found 2 days ago
$183
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Feb 11 from Phoenix to Santa Rosa, returning Tue, Feb 17, priced at $183 found 2 days ago
Hawaiian Airlines
Mon, Jan 26 - Tue, Feb 3
PHX
Phoenix
STS
Santa Rosa
$203 Roundtrip, found 3 hours ago
$203
Roundtrip
found 3 hours ago
Select Hawaiian Airlines flight, departing Mon, Jan 26 from Phoenix to Santa Rosa, returning Tue, Feb 3, priced at $203 found 3 hours ago
Hawaiian Airlines
Mon, Jan 26 - Sun, Feb 1
PHX
Phoenix
STS
Santa Rosa
$217 Roundtrip, found 3 hours ago
$217
Roundtrip
found 3 hours ago
Select Hawaiian Airlines flight, departing Mon, Jan 26 from Phoenix to Santa Rosa, returning Sun, Feb 1, priced at $217 found 3 hours ago
Hawaiian Airlines
Wed, Jan 21 - Tue, Feb 3
PHX
Phoenix
STS
Santa Rosa
$220 Roundtrip, found 4 hours ago
$220
Roundtrip
found 4 hours ago
Select Hawaiian Airlines flight, departing Wed, Jan 21 from Phoenix to Santa Rosa, returning Tue, Feb 3, priced at $220 found 4 hours ago
Hawaiian Airlines
Wed, Feb 11 - Thu, Feb 19
PHX
Phoenix
STS
Santa Rosa
$222 Roundtrip, found 2 days ago
$222
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Feb 11 from Phoenix to Santa Rosa, returning Thu, Feb 19, priced at $222 found 2 days ago
Hawaiian Airlines
Wed, Feb 11 - Sun, Feb 15
PHX
Phoenix
STS
Santa Rosa
$227 Roundtrip, found 2 days ago
$227
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Feb 11 from Phoenix to Santa Rosa, returning Sun, Feb 15, priced at $227 found 2 days ago
Alaska Airlines
Thu, Nov 13 - Sat, Nov 15
PHX
Phoenix
STS
Santa Rosa
$228 Roundtrip, found 4 days ago
$228
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Nov 13 from Phoenix to Santa Rosa, returning Sat, Nov 15, priced at $228 found 4 days ago
Hawaiian Airlines
Mon, Jan 26 - Wed, Feb 4
PHX
Phoenix
STS
Santa Rosa
$232 Roundtrip, found 3 hours ago
$232
Roundtrip
found 3 hours ago
Select Hawaiian Airlines flight, departing Mon, Jan 26 from Phoenix to Santa Rosa, returning Wed, Feb 4, priced at $232 found 3 hours ago
American Airlines
Wed, Jan 7 - Wed, Jan 21
PHX
Phoenix
STS
Santa Rosa
$305 Roundtrip, found 12 hours ago
$305
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Wed, Jan 7 from Phoenix to Santa Rosa, returning Wed, Jan 21, priced at $305 found 12 hours ago
Southwest Airlines
Fri, Apr 17 - Mon, Apr 20
PHX
Phoenix
STS
Santa Rosa
$379 Roundtrip, found 9 hours ago
$379
Roundtrip
found 9 hours ago
Select Southwest Airlines flight, departing Fri, Apr 17 from Phoenix to Santa Rosa, returning Mon, Apr 20, priced at $379 found 9 hours ago

Find the cheapest month to fly from Phoenix (PHX) to Santa Rosa (STS)

September is typically the cheapest month to fly

From $228 - $432 per traveler.

Alternative airports near Santa Rosa

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sonoma County STS. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $452
STS
Sonoma County
CheapestClosest
Average driving time to city center10 min
Flights from $452

Frequently asked questions

How much does a flight from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS) cost?
Lock in a cheap one-way flight from $119 or cheap return flight from $183 from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS)?
The cheapest month to fly from PHX to STS is February, when there's less demand. Off-peak months are generally when airlines offer lower prices between these airports.
Which airlines fly direct from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS)?
When heading out of Sky Harbor Intl. Airport (PHX), you can take a nonstop flight to Sonoma County Airport (STS) with American Airlines.
What is the cheapest airline that flies from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from PHX to STS. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS)?
On average, just 1 nonstop flight departs daily from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS). Need more options? Use Expedia's filters to find flights with layovers and explore a new city along the way.
What are the most popular departure times for flights from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS)?
The 11 AM departures from PHX to STS are the most sought after. They can also be more expensive. If you want to save on your trip, book during off-peak hours.
What day of the week has the most flights from PHX to STS?
If you travel on a Sunday, you'll get the greatest range of options for flights from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS).
What is the earliest flight from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS)?
Sky Harbor Intl. Airport (PHX)'s first flight to Sonoma County Airport (STS) leaves at approximately 11:04AM UTC-7. With a total journey time of 2h 24m, you'll land at around 12:28PM UTC-8.
How long does it take to fly from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS)?
Typically, it takes 2 hours and 24 minutes to travel the 700 mi from PHX to STS.
What is the best time to fly from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS)?
To avoid possible delays on the Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS) route, fly before 3 PM. Flights after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Santa Rosa from Sky Harbor Intl. Airport (PHX)?
Sky Harbor Intl. Airport (PHX) has direct flights to Santa Rosa. These are some of the airports you can fly to without stops:

  • San Francisco Intl. Airport (SFO)
  • Oakland Intl. Airport (OAK)
  • Sonoma County Airport (STS)

Is it cheaper to buy a plane ticket from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS) last-minute?
Last-minute bookings from PHX to STS are typically more expensive. For the best rates, start looking for flights ahead of time. That said, if you're flexible with your travel dates, you may score a cheap fare right before you leave.
Is it cheaper to book a PHX to STS flight and hotel package?
Booking a PHX to STS flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our wide range of hotels and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS)?
Typically, you can cancel or reschedule your PHX to STS flight. However, there may be additional fees, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like further information, visit our Customer Service portal.

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
Sonoma County
Airlines serving
Alaska Airlines, American Airlines, Hawaiian Airlines, Southwest Airlines
Roundtrip price
$182
Distance
697 mi
Average flight time
2 hours 14 mins

Book with confidence

Phoenix to Santa Rosa Flights

The cheapest times to fly from Phoenix to Santa Rosa

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Phoenix to Santa Rosa are during the month of February. You can find some of the cheapest flights from Phoenix to Santa Rosa with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phoenix to Santa Rosa

Sunday is one of the best days to book for cheap flights from Phoenix to Santa Rosa: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Phoenix to Santa Rosa

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Phoenix to Santa Rosa in 2025. You can also book with separate airlines for your outbound and return journeys, from $119 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Phoenix to Santa Rosa flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Phoenix to Santa Rosa airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Phoenix to Santa Rosa Flights

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*Available to One Key members.