Alaska Airlines Flights from Portland to San Diego

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Lowest fares from Portland to San Diego

Jun 2025
From$179*
Seen: 6 hours ago
Flight Type One Way|Saver
$111
$313
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Range$111-$313

*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 San Diego.*

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One-way low-fare flights Portland to San Diego.*
From
To
Fare Type
Dates
Price
Portland (PDX)San Diego (SAN)One-way
|
Saver		Depart: Nov 12, 2025

From

$82

Seen: 1 day ago

Portland (PDX)San Diego (SAN)One-way
|
Saver		Depart: Sep 16, 2025

From

$89

Seen: 1 day ago

Portland (PDX)San Diego (SAN)One-way
|
Saver		Depart: Aug 12, 2025

From

$89

Seen: 1 day ago

Portland (PDX)San Diego (SAN)One-way
|
Saver		Depart: Sep 3, 2025

From

$89

Seen: 1 day ago

Portland (PDX)San Diego (SAN)One-way
|
Saver		Depart: Nov 1, 2025

From

$89

Seen: 1 day ago

Portland (PDX)San Diego (SAN)One-way
|
Saver		Depart: Nov 4, 2025

From

$89

Seen: 1 day ago

Portland (PDX)San Diego (SAN)One-way
|
Saver		Depart: Nov 5, 2025

From

$89

Seen: 1 day ago

Portland (PDX)San Diego (SAN)One-way
|
Saver		Depart: Nov 27, 2025

From

$89

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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