Alaska Airlines Flights from Denver to San Diego
One-way low-fare flights Denver to San Diego.*
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Denver (DEN) | San Diego (SAN) | One-way | Saver | Depart: Jun 5, 2026 | From $79 Seen: 1 day ago | |
| Denver (DEN) | San Diego (SAN) | One-way | Saver | Depart: Jun 4, 2026 | From $79 Seen: 1 day ago | |
| Denver (DEN) | San Diego (SAN) | One-way | Saver | Depart: Aug 6, 2026 | From $134 Seen: 1 day ago | |
| Denver (DEN) | San Diego (SAN) | One-way | Saver | Depart: Jul 20, 2026 | From $134 Seen: 1 day ago | |
| Denver (DEN) | San Diego (SAN) | One-way | Saver | Depart: Aug 7, 2026 | From $53 Seen: 10 hours ago | |
| Denver (DEN) | San Diego (SAN) | One-way | Saver | Depart: Jun 9, 2026 | From $79 Seen: 5 hours ago | |
| Denver (DEN) | San Diego (SAN) | One-way | Saver | Depart: Jun 7, 2026 | From $79 Seen: 12 hours ago | |
| Denver (DEN) | San Diego (SAN) | One-way | Saver | Depart: Jun 24, 2026 | From $134 Seen: 12 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.