$153 Cheap Flights from Santa Rosa (STS) to Phoenix (PHX)

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

Prices were available within the past 7 days and start at $153 for one-way flights and $278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
American Airlines
American Airlines
American Airlines
Hawaiian Airlines
Hawaiian Airlines
American Airlines
Alaska Airlines
American Airlines
Alaska Airlines

Frequently asked questions

How much does a flight from Sonoma County Airport (STS) to Sky Harbor Intl. Airport (PHX) cost?
Pick up cheap return tickets starting at $278 from Sonoma County Airport (STS) to Sky Harbor Intl. Airport (PHX). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a American Airlines flight leaving STS on May 13 2025 and touching down at PHX. The price was last updated on April 23 2025 and has not changed since.
What is the cheapest month to fly from STS to PHX?
The cheapest flights from STS to PHX are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Sonoma County Airport (STS) to Sky Harbor Intl. Airport (PHX)?
Jump on a direct flight with American Airlines and travel straight from Sonoma County Airport (STS) to Sky Harbor Intl. Airport (PHX).
What is the cheapest airline that flies from STS to PHX?
At the moment, the cheapest airline offering one-way flights from STS to PHX is Alaska Airlines. You can take off on this route from $228. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from STS on July 3 2025. Prices were last updated on April 23 2025 and have not changed since.
How many flights per day from Sonoma County Airport (STS) to Sky Harbor Intl. Airport (PHX)?
On average, only 1 direct flight departs daily from Sonoma County Airport (STS) to Sky Harbor Intl. Airport (PHX). Want additional options? Use our filter tool to find flights with layovers and explore a new city along the way.
What are the most popular departure times for flights from Sonoma County Airport (STS) to Sky Harbor Intl. Airport (PHX)?
More travelers fly between STS and PHX at 12 PM than at any other time. Prefer a quieter experience? Consider flying outside peak hours and there’s a chance you’ll save on your ticket as well.
What day of the week has the most flights from STS to PHX?
If you fly on a Friday, you’ll get the widest range of options for flights from Sonoma County Airport (STS) to Sky Harbor Intl. Airport (PHX).
What is the earliest flight from Sonoma County Airport (STS) to Sky Harbor Intl. Airport (PHX)?
Sonoma County Airport (STS)’s earliest flight to Sky Harbor Intl. Airport (PHX) takes off at approximately 12:58PM UTC-8. With a travel duration of 2h 5m, you’ll arrive at around 4:03PM UTC-7.
How long does it take to fly from Sonoma County Airport (STS) to Sky Harbor Intl. Airport (PHX)?
Typically, it takes 2 hours and 5 minutes to travel the 700 mi from STS to PHX.
What is the best time to fly from Sonoma County Airport (STS) to Sky Harbor Intl. Airport (PHX)?
To reach Sky Harbor Intl. Airport (PHX) without delays, pick a flight that takes off from Sonoma County Airport (STS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Phoenix from Sonoma County Airport (STS)?
If you’ve booked a direct flight from Sonoma County Airport (STS) to Phoenix, Sky Harbor Intl. Airport (PHX) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Sonoma County Airport (STS) to Sky Harbor Intl. Airport (PHX) last-minute?
Holding off until right before your break to book a flight from STS to PHX often results in higher prices. While you might find some last-minute discounts, there’s no guarantee. Be flexible with your travel plans to boost your chances of scoring a bargain.
Is it cheaper to book a STS to PHX flight and hotel package?
Compared with arranging hotels and flights separately, booking a STS to PHX flight and hotel package with Expedia could lead to significant savings. What’s more, having everything in one easy place takes the hassle out of planning your trip. Simply pick your flights and choose from our extensive range of stays, then customize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Sonoma County Airport (STS) to Sky Harbor Intl. Airport (PHX)?
If you reserved your STS to PHX flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.
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