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Find cheap one-way flights from Phoenix to Santa Rosa starting at US$106.

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Phoenix to Santa Rosa?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Phoenix to Santa Rosa

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines
From US$106
Alaska Airlines
From US$148
American Airlines
From US$165
United Airlines
From US$179
Southwest Airlines
From US$242
Delta Air Lines
From US$350
ANA airlines

Find more flights and airlines

Find cheap flights from Phoenix to Santa Rosa by different airports

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Phoenix to Santa Rosa.

  • Cheapest
    Frontier Airlines
    PHX
    14:11
    7h 14m
    1 transfer
    STS
    21:25
    Sky Harbor International Airport - Charles M. Schulz Sonoma County Airport
    Thu, Apr 11Frontier Airlines
    US$106
  • Frontier Airlines
    PHX
    14:11
    7h 14m
    1 transfer
    STS
    21:25
    Sky Harbor International Airport - Charles M. Schulz Sonoma County Airport
    Thu, Apr 11Frontier Airlines
    US$106
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Phoenix (PHX) to Santa Rosa (STS) the cheapest?

    Airlines adjust prices for flights from Phoenix to Santa Rosa based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Phoenix (PHX) to Santa Rosa (STS) cost?

    According to Trip.com's data, the lowest price is around $515.
  • How long does it take to fly from Phoenix (PHX) to Santa Rosa (STS) and what is the distance?

    It takes around 2 hours 13 minutes to fly from Phoenix (PHX) to Santa Rosa (STS).
  • What are the most popular airlines that fly from Phoenix (PHX) to Santa Rosa (STS)?

    Airlines with flights from Phoenix (PHX) to Santa Rosa (STS): American Airlines and Alaska Airlines.

Phoenix to Santa Rosa Flight Information

Cheapest nonstop flight price

$106

Cheapest round-trip ticket price

$446

Off-season for travel

November

Peak season for travel

October