STS to PHX from $207 in economy – flightdeals.net

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Alaska Airlines, Inc.

ASAlaska Airlines, Inc.

Round Trip•Economy

Charles M. Schulz Sonoma County Airport

Santa Rosa, United States

Phoenix Sky Harbor International Airport

Phoenix, United States

$302 USD

-31%$207 USD

Verified 13 days ago

October 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

28$297 29$252 30$252 1$252 2$252 3$297 4$350 5$317 6$297 7$317 8$317 9$337 10$297 11$410 12$317 13$317 14$297 15$317 16$350 17$297 18$387 19$325 20$297 21$242 22$282 23$262 24$242 25$242 26$242 27$242 28$242 29$242 30$262 31$242 1

Fair Availability

26% of dates checked are available within 10% of the lowest price

Monday, October 12th, 2026

5 round-trip options

Returning

Sat, Oct 17, 2026•5 Day Trip

$317 USD

Returning

Sun, Oct 18, 2026•6 Day Trip

$357 USD

Returning

Wed, Oct 21, 2026•9 Day Trip

$317 USD

Returning

Thu, Oct 22, 2026•10 Day Trip

$337 USD

Returning

Sat, Oct 24, 2026•12 Day Trip

$317 USD