Alaska Airlines Flights from San Jose to San Diego

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Lowest fares from San Jose to San Diego

*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 San Jose to San Diego.*

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One-way low-fare flights San Jose to San Diego.*
From
To
Fare Type
Dates
Price
San Jose (SJC)San Diego (SAN)One-way
|
Saver		Depart: Sep 24, 2025

From

$39

Seen: 14 hours ago

San Jose (SJC)San Diego (SAN)One-way
|
Saver		Depart: Oct 15, 2025

From

$39

Seen: 14 hours ago

San Jose (SJC)San Diego (SAN)One-way
|
Saver		Depart: Oct 22, 2025

From

$39

Seen: 14 hours ago

San Jose (SJC)San Diego (SAN)One-way
|
Saver		Depart: Nov 12, 2025

From

$39

Seen: 14 hours ago

San Jose (SJC)San Diego (SAN)One-way
|
Saver		Depart: Jan 7, 2026

From

$39

Seen: 14 hours ago

San Jose (SJC)San Diego (SAN)One-way
|
Saver		Depart: Jan 14, 2026

From

$39

Seen: 14 hours ago

San Jose (SJC)San Diego (SAN)One-way
|
Saver		Depart: Jan 20, 2026

From

$39

Seen: 14 hours ago

San Jose (SJC)San Diego (SAN)One-way
|
Saver		Depart: Jan 27, 2026

From

$39

Seen: 14 hours 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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