Alaska Airlines Flights from Denver to San Diego

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Lowest fares from Denver to San Diego

Jun 2025
From$178*
Seen: 1 day ago
Flight Type One Way|Saver
$178
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Range$178-$278

*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 Denver to San Diego.*

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One-way low-fare flights Denver to San Diego.*
From
To
Fare Type
Dates
Price
Denver (DEN)San Diego (SAN)One-way
|
Saver		Depart: Nov 6, 2025

From

$93

Seen: 4 hours ago

Denver (DEN)San Diego (SAN)One-way
|
Saver		Depart: Oct 5, 2025

From

$93

Seen: 7 hours ago

Denver (DEN)San Diego (SAN)One-way
|
Saver		Depart: Jul 9, 2025

From

$98

Seen: 19 hours ago

Denver (DEN)San Diego (SAN)One-way
|
Saver		Depart: Sep 12, 2025

From

$102

Seen: 12 hours ago

Denver (DEN)San Diego (SAN)One-way
|
Saver		Depart: Dec 23, 2025

From

$139

Seen: 4 hours ago

Denver (DEN)San Diego (SAN)One-way
|
Saver		Depart: Dec 27, 2025

From

$159

Seen: 1 day ago

Denver (DEN)San Diego (SAN)One-way
|
Saver		Depart: Jul 25, 2025

From

$168

Seen: 1 day ago

Denver (DEN)San Diego (SAN)One-way
|
Saver		Depart: Jun 14, 2025

From

$178

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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