HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Phoenix

$115+ Cheap flights from Santa Rosa (STS) to Phoenix

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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
STS — PHX
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Santa Rosa to Phoenix 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 Santa Rosa Sonoma County to Phoenix are usually found in April or May, booked 77 days in advance, depart on a Wednesday or Saturday and return on a Saturday

Cheap flight deals from Santa Rosa to Phoenix

Cheapest flights from Santa Rosa to Phoenix
Explore the most affordable flight options available from Santa Rosa to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

This American Airlines deal was found by Cheapflights users on 12/26. 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 12/3112:59 pmSTS - PHX
Nonstop2h 03mAmerican Airlines
Wed 1/711:04 amPHX - STS
Nonstop2h 21mAmerican Airlines
Deal found 12/26$370
This American Airlines deal was found by Cheapflights users on 12/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:21 pmSTS - PHX
Nonstop2h 04mAmerican Airlines
Tue 1/62:35 pmPHX - STS
Nonstop2h 18mAmerican Airlines
Deal found 12/27$435
This Alaska Airlines deal was found by Cheapflights users on 12/27. 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.
Tue 12/304:21 pmSTS - PHX
Nonstop2h 04mAlaska Airlines
Tue 1/64:41 pmPHX - STS
1 stop8h 18mAlaska Airlines
Deal found 12/27$470
This American Airlines deal was found by Cheapflights users on 12/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/294:21 pmSTS - PHX
Nonstop2h 04mAmerican Airlines
Tue 1/611:04 amPHX - STS
Nonstop2h 21mAmerican Airlines
Deal found 12/27$474
This Alaska Airlines deal was found by Cheapflights users on 12/27. 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 12/316:45 amSTS - PHX
1 stop4h 15mAlaska Airlines
Mon 1/58:20 amPHX - STS
1 stop7h 24mAlaska Airlines
Deal found 12/27$506
This Alaska Airlines deal was found by Cheapflights users on 12/27. 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.
Mon 12/2912:59 pmSTS - PHX
Nonstop2h 03mAlaska Airlines
Tue 1/68:20 amPHX - STS
1 stop7h 24mAlaska Airlines
Deal found 12/27$509
This Alaska Airlines deal was found by Cheapflights users on 12/26. 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.
Sat 12/274:21 pmSTS - PHX
Nonstop2h 04mAlaska Airlines
Tue 12/302:35 pmPHX - STS
Nonstop2h 16mAlaska Airlines
Deal found 12/26$519
This Alaska Airlines deal was found by Cheapflights users on 12/26. 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.
Sat 12/274:21 pmSTS - PHX
Nonstop2h 04mAlaska Airlines
Sat 1/311:04 amPHX - STS
Nonstop2h 25mAlaska Airlines
Deal found 12/26$533
This Alaska Airlines deal was found by Cheapflights users on 12/27. 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 12/3112:59 pmSTS - PHX
Nonstop2h 03mAlaska Airlines
Sat 1/311:04 amPHX - STS
Nonstop2h 25mAlaska Airlines
Deal found 12/27$539
This Alaska Airlines deal was found by Cheapflights users on 12/26. 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.
Sat 12/274:21 pmSTS - PHX
Nonstop2h 04mAlaska Airlines
Mon 12/2911:04 amPHX - STS
Nonstop2h 25mAlaska Airlines
Deal found 12/26$544
This Alaska Airlines deal was found by Cheapflights users on 12/26. 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.
Sat 12/274:21 pmSTS - PHX
Nonstop2h 04mAlaska Airlines
Sun 1/411:04 amPHX - STS
Nonstop2h 25mAlaska Airlines
Deal found 12/26$558

Find flight deals from Santa Rosa to Phoenix

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Phoenix (PH1). 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 December 28, 2025.

Round-trip from

$259
(WAYA)

One-way from

$115
(WAYA)

Popular in

December

Cheapest in

April

Average price

$474
From Santa Rosa Sonoma County to Phoenix
Search Deals
One-way flight from Santa Rosa Sonoma County to Phoenix
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Phoenix 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 December 28, 2025.
Use the filters below to find and compare flights from Santa Rosa to Phoenix that are best for you.

Fly from

Santa Rosa

Fly to

Phoenix

Route

Depart

Return

Price

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Thu 2/19

10:51 am-3:45 pm

1 stop3h 54m

Phoenix Sky Harbor Intl

Wed 2/25

10:51 am-9:52 pm

1 stop12h 01m

$267

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Tue 2/10

6:50 am-8:55 pm

2 stops13h 05m

Phoenix Sky Harbor Intl

Wed 2/18

7:00 am-9:52 pm

1 stop15h 52m

$268

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Tue 4/28

10:01 am-3:01 pm

1 stop5h 00m

Phoenix Sky Harbor Intl

Tue 5/5

11:20 am-7:06 pm

1 stop7h 46m

$273

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Tue 3/31

7:05 am-7:45 pm

2 stops12h 40m

Phoenix Sky Harbor Intl

Tue 4/7

7:00 am-11:13 pm

1 stop16h 13m

$273

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Mon 4/6

7:46 pm-11:27 pm

1 stop3h 41m

Phoenix Sky Harbor Intl

Thu 4/9

7:07 pm-11:13 pm

1 stop4h 06m

$273

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Tue 2/10

2:30 pm-7:25 pm

1 stop3h 55m

Phoenix Sky Harbor Intl

Tue 2/17

8:20 pm-7:02 pm

1 stop23h 42m

$273

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Tue 2/10

2:30 pm-7:25 pm

1 stop3h 55m

Phoenix Sky Harbor Intl

Fri 2/20

8:20 pm-7:02 pm

1 stop23h 42m

$273

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Tue 3/31

7:46 pm-10:33 am

1 stop14h 47m

Phoenix Sky Harbor Intl

Sat 4/11

3:21 pm-7:20 pm

1 stop3h 59m

$279

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Wed 3/11

10:51 am-2:45 pm

1 stop3h 54m

Phoenix Sky Harbor Intl

Mon 3/16

7:22 pm-7:02 pm

1 stop23h 40m

$279

Santa RosaPhoenix

STS - PHX

STSPHX

Santa Rosa Sonoma County

Wed 2/11

2:30 pm-7:25 pm

1 stop3h 55m

Phoenix Sky Harbor Intl

Fri 2/20

8:20 pm-7:02 pm

1 stop23h 42m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/27

Showing 1-10 of 20 results
1
2

Best time to book a flight from Santa Rosa to Phoenix

Have a flexible travel schedule? Discover the best time to fly to Phoenix from Santa Rosa 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 Santa Rosa to Phoenix

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

Use this chart to determine the optimal time to book a round-trip flight from Santa Rosa to Phoenix. Price data was last updated on December 26, 2025.

Booking 50 days in advance of your planned departure date is, on average, the best time to get cheap flights from Santa Rosa to Phoenix. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Santa Rosa to Phoenix (average of $31). Flying from Santa Rosa to Phoenix in June is currently the most expensive (average of $100). 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 STS to PHX?

Find hourly flight availability from Santa Rosa to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 28, 2025.

It’s typically best to fly out from Santa Rosa to Phoenix in the evening. Doing so could potentially save you 56% on the flight price compared to flying at noon, which is usually more expensive.

Weekly flight availability from Santa Rosa to Phoenix

Explore weekly flight availability from Santa Rosa to Phoenix. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 28, 2025.

The most flights from STS to PH1 are scheduled on a Monday (4 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Santa Rosa to Phoenix?

Reviews of airlines servicing Phoenix

Get insights into the airlines that provide service to Phoenix. 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 Phoenix. Reviews last updated December 28, 2025.
Read reviews from past customers who have flown Alaska Airlines, Hawaiian Airlines, and American Airlines from Santa Rosa to Phoenix. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,549 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,549 reviews
Alaska Airlines
8.0
Very good
11,549 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Hawaiian Airlines
7.8
Good
2,819 reviews
Alaska Airlines
8.0
Very good
11,549 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
American Airlines
7.2
Good
11,069 reviews
Alaska Airlines
8.0
Very good
11,549 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Frontier
5.8
Fair
3,070 reviews
Alaska Airlines
8.0
Very good
11,549 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Comfort

7.8

Overall

8.0

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa to Phoenix. 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 from for flights from Santa Rosa to Phoenix?

    If you book a flight to Phoenix from Santa Rosa, you will be flying from Sonoma County, which is the city’s only airport. Santa Rosa Sonoma County (STS) is located 7.2 mi from the center of Santa Rosa. There are 3 flights from Sonoma County to Phoenix per day from 4 different airlines.

  • How long is the flight from Santa Rosa to Phoenix?

    Departing from Santa Rosa to Phoenix will take you 3h 54m. The distance between Santa Rosa and Phoenix is about 698 mi.

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

    Flying on Frontier is currently your cheapest option to Phoenix, with prices starting at $53. Additional round-trip tickets that might be worth considering are offered by Hawaiian Airlines and Alaska Airlines, with the lowest prices starting at $161 and $257, respectively. These flights start at 87% lower than the current average price 3 months from now.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Santa Rosa to Phoenix on time: American Airlines (79%), Alaska Airlines (79%), Envoy Air (79%).

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

    Looking at all options, your cheapest flight can be booked for $98. While the most popular route (Santa Rosa Sonoma County - Phoenix Sky Harbor Intl) can be booked for $259 on average, our data indicates $449 when flying from Santa Rosa to Phoenix.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santa Rosa to Phoenix 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 Santa Rosa to Phoenix?

    Currently, February is the cheapest month in which you can book a flight from Santa Rosa to Phoenix (average of $31). Flying from Santa Rosa to Phoenix in June is currently the most expensive (average of $100). 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

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 Santa Rosa to Phoenix

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

Top 4 airlines flying from Santa Rosa to Phoenix

Discover the top 4 airlines that operate flights from Santa Rosa to Phoenix. 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 December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$53Average$186FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$161Average$242FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$260Average$479FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$305Average$401FlexibilityNo cancel feeOn-time71%

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.