Alaska Airlines Flights from Portland to Santa Rosa

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Lowest fares from Portland to Santa Rosa

Jun 2025
From$224*
Seen: 11 hours ago
Flight Type One Way|Saver
$139
$379
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Range$139-$379

*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

One-way low-fare flights Portland to Santa Rosa.*

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One-way low-fare flights Portland to Santa Rosa.*
From
To
Fare Type
Dates
Price
Portland (PDX)Santa Rosa (STS)One-way
|
Saver		Depart: Oct 7, 2025

From

$89

Seen: 2 hours ago

Portland (PDX)Santa Rosa (STS)One-way
|
Saver		Depart: Aug 27, 2025

From

$89

Seen: 1 day ago

Portland (PDX)Santa Rosa (STS)One-way
|
Saver		Depart: Aug 28, 2025

From

$99

Seen: 12 hours ago

Portland (PDX)Santa Rosa (STS)One-way
|
Saver		Depart: Aug 18, 2025

From

$99

Seen: 1 day ago

Portland (PDX)Santa Rosa (STS)One-way
|
Saver		Depart: Sep 7, 2025

From

$99

Seen: 5 hours ago

Portland (PDX)Santa Rosa (STS)One-way
|
Saver		Depart: Aug 15, 2025

From

$108

Seen: 1 day ago

Portland (PDX)Santa Rosa (STS)One-way
|
Saver		Depart: Jul 15, 2025

From

$139

Seen: 1 day ago

Portland (PDX)Santa Rosa (STS)One-way
|
Saver		Depart: Aug 7, 2025

From

$139

Seen: 1 day ago

*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

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