HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Santa Rosa

$177+ Cheap flights from Phoenix to Santa Rosa (STS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — STS
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Phoenix to Santa Rosa with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Phoenix to Santa Rosa Sonoma County are usually found in January or September, booked 9 days in advance, depart on a Saturday or Wednesday and return on a Wednesday

Cheap flight deals from Phoenix to Santa Rosa

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Santa Rosa (STS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 30, 2025.

Round-trip from

$305
(American Airlines)

One-way from

$197
(Alaska Airlines)

Popular in

December

Cheapest in

January

Average price

$385
From Phoenix to Santa Rosa Sonoma County
Search Deals
One-way flight from Phoenix to Santa Rosa Sonoma County
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Phoenix to Santa Rosa

Cheapest flights from Phoenix to Santa Rosa
Explore the most affordable flight options available from Phoenix to Santa Rosa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/281:35 pmPHX - STS
Nonstop2h 06mAmerican Airlines
Wed 6/44:21 pmSTS - PHX
Nonstop2h 04mAmerican Airlines
Deal found 4/28$305
This Alaska Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/206:00 amPHX - STS
1 stop3h 43mAlaska Airlines
Sun 8/246:00 amSTS - PHX
1 stop3h 59mAlaska Airlines
Deal found 4/27$330
This United deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/26:00 amPHX - STS
1 stop15h 33mMultiple Airlines
Mon 5/55:24 pmSTS - PHX
1 stop16h 13mMultiple Airlines
Deal found 4/28$1,003

Cheapflights Fare Finder

Customize your flight search to find flights from Phoenix to Santa Rosa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 30, 2025.
Use the filters below to find and compare flights from Phoenix to Santa Rosa that are best for you.

Fly from

Phoenix

Fly to

Santa Rosa

Route

Depart

Return

Price

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Wed 5/28

1:35 pm-3:41 pm

Nonstop2h 06m

Santa Rosa Sonoma County

Wed 6/4

4:21 pm-6:25 pm

Nonstop2h 04m

$305

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Thu 6/5

3:43 pm-7:07 pm

1 stop27h 24m

Santa Rosa Sonoma County

Sat 6/7

8:01 pm-11:58 pm

1 stop27h 57m

$343

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Fri 5/2

6:00 am-9:33 pm

1 stop15h 33m

Santa Rosa Sonoma County

Mon 5/5

5:24 pm-9:37 am

1 stop16h 13m

$1,003

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Tue 5/20

7:00 am-8:58 am

1 stop25h 58m

$177

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Fri 6/27

1:00 pm-11:44 pm

2 stops10h 44m

$268

PhoenixSanta Rosa

PHX - STS

PHXSTS

Phoenix Sky Harbor Intl

Wed 5/7

1:35 pm-3:41 pm

Nonstop2h 06m

$326

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Best time to book a flight from Phoenix to Santa Rosa

Have a flexible travel schedule? Discover the best time to fly to Santa Rosa from Phoenix with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix to Santa Rosa

How far ahead should I book a flight from Phoenix to Santa Rosa?

Use this chart to determine the optimal time to book a round-trip flight from Phoenix to Santa Rosa. Price data was last updated on April 25, 2025.

The best time to book flights from Phoenix to Santa Rosa is 9 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Phoenix to Santa Rosa?

Currently, February is the cheapest month in which you can book a flight from Phoenix to Santa Rosa (average of $202). Flying from Phoenix to Santa Rosa in June is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PHX to STS?

Find hourly flight availability from Phoenix to Santa Rosa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Phoenix to Santa Rosa in the afternoon. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight at noon.

Rainfall in Santa Rosa by month

Plan your trip to Santa Rosa by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Santa Rosa ranges from 0.0 - 7.1 inches per month. January is typically the wettest month, when rainfall can reach 7.1 in. July is typically the driest time to visit Santa Rosa when rainfall is around 0.0 in.

Temperature in Santa Rosa by month

Plan your trip to Santa Rosa by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Santa Rosa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

Reviews of airlines servicing Santa Rosa

Get insights into the airlines that provide service to Santa Rosa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santa Rosa. Reviews last updated April 30, 2025.
To help decide which airline to fly from Phoenix to Santa Rosa, see what other customers have to say about Alaska Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Phoenix to Santa Rosa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Santa Rosa from Phoenix?

    Santa Rosa Sonoma County (STS), located 7.2 mi from the city center, is the airport you fly into when you book flights from Phoenix to Santa Rosa. 2 airlines have flights to Sonoma County from Phoenix on a regular basis. Booking flights from Phoenix to Santa Rosa Sonoma County should not be difficult; the airport handles an average of 1 inbound flight from Phoenix per day.

  • What are the cheapest airlines flying from Phoenix to Santa Rosa round-trip?

    American Airlines, at $305, was found to be the cheapest airline from Phoenix to Santa Rosa. An alternate airline flying to your destination would be Alaska Airlines. Users have found that American Airlines is 22% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Phoenix to Santa Rosa?

    The top 3 most reliable airlines when flying from Phoenix to Santa Rosa are Envoy Air (92%), Alaska Airlines (91%) and American Airlines (87%).

  • What are the cheapest flights from Phoenix to Santa Rosa?

    While on average a flight from Phoenix to Santa Rosa is generally $461, our data shows the cheapest flight currently is $234. When looking at the most popular route, (Phoenix Sky Harbor Intl - Santa Rosa Sonoma County), you can expect to pay $305 for that flight.

  • Can I find deals for flights from Phoenix to Santa Rosa that include hotel bookings?

    Yes. In addition to deals on Phoenix to Santa Rosa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Phoenix to Santa Rosa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix to Santa Rosa.

  • Can I find deals for business class flights from Phoenix to Santa Rosa?

    Yes. Cheapflights offers flight deals from Phoenix to Santa Rosa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Phoenix to Santa Rosa?

    Currently, February is the cheapest month in which you can book a flight from Phoenix to Santa Rosa (average of $202). Flying from Phoenix to Santa Rosa in June is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Phoenix?

Book flights to Phoenix if you plan to visit one of these locations
Fort Bragg
Ukiah

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Phoenix to Santa Rosa

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to San Francisco flights
Sky Harbor Intl to Los Angeles flights
Las Vegas to Los Angeles flights
Sky Harbor Intl to Las Vegas flights
Las Vegas to Santa Ana flights
Sky Harbor Intl to Ontario flights
Las Vegas to Burbank flights
Sky Harbor Intl to San Diego flights
Sky Harbor Intl to Burbank flights
Sky Harbor Intl to Santa Ana flights
Las Vegas to San Francisco flights
Sky Harbor Intl to Sacramento flights
Las Vegas to Ontario flights
Las Vegas to San Diego flights
Tucson to Los Angeles flights
Tucson to Las Vegas flights
Tucson to San Francisco flights
Sky Harbor Intl to Reno flights
Las Vegas to San Jose flights
Sky Harbor Intl to San Jose flights
Las Vegas to Reno flights
Sky Harbor Intl to Oakland flights
Las Vegas to Oakland flights
Tucson to Ontario flights
Las Vegas to Sacramento flights
Sky Harbor Intl to Medford flights
Tucson to San Diego flights
Sky Harbor Intl to Santa Barbara flights
Sky Harbor Intl to San Luis Obispo flights
Tucson to Santa Ana flights
Tucson to Sacramento flights
Sky Harbor Intl to Long Beach flights
Sky Harbor Intl to Monterey flights
Las Vegas to Palm Springs flights
Sky Harbor Intl to Fresno flights
Tucson to Reno flights
Las Vegas to Fresno flights
Sky Harbor Intl to Palm Springs flights
Tucson to San Jose flights
Phoenix-Mesa Gateway to Las Vegas flights
Las Vegas to Santa Rosa flights
Tucson to Burbank flights
Tucson to Long Beach flights
Las Vegas to San Luis Obispo flights
Las Vegas to Stockton flights
Las Vegas to Santa Barbara flights
Tucson to Monterey flights
Tucson to Oakland flights
Sky Harbor Intl to Arcata flights
Las Vegas to Long Beach flights

Top 2 airlines flying from Phoenix to Santa Rosa

Discover the top 2 airlines that operate flights from Phoenix to Santa Rosa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$388FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$325Average$491FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.