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

September 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$207 1$207 2$207 3$272 4$292 5$207 6$207 7$272 8$207 9$207 10$252 11$207 12$207 13$252 14$252 15$207 16$207 17$252 18$292 19$252 20$207 21$207 22$207 23$207 24$272 25$252 26$207 27$207 28$297 29$252 30$252 1$252 2$252 3$297 4$350

Fair Availability

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

Thursday, September 10th, 2026

5 round-trip options

Returning

Tue, Sep 15, 2026•5 Day Trip

$252 USD

Returning

Wed, Sep 16, 2026•6 Day Trip

$252 USD

Returning

Sat, Sep 19, 2026•9 Day Trip

$337 USD

Returning

Sun, Sep 20, 2026•10 Day Trip

$252 USD

Returning

Tue, Sep 22, 2026•12 Day Trip

$252 USD