$202 Cheap American Airlines flights Phoenix (PHX) to Santa Rosa (STS)

Scoring cheap one-way American Airlines flights from PHX to STS from $202 on Expedia is easy --- just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly round-trip fares from $305 for your next exciting getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for cheap American Airlines flights from Sky Harbor Intl. Airport (PHX) to Sonoma County Airport (STS) one to three months before your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and itinerary, the ideal day to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

The earliest flight from PHX to STS with American Airlines leaves at 11:04AM UTC-7. You'll land at 12:28PM UTC-8. The final American Airlines flight of the day takes off at 11:04AM UTC-7 and arrives at 12:28PM UTC-8. With 20% fewer cancellations for early and mid-morning flights, starting your travel day early is typically the best choice.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.