Alaska Airlines Flights from Chicago to San Diego
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Lowest fares from Chicago to San Diego
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One-way low-fare flights Chicago to San Diego.*
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From | To | Fare Type | Dates | Price | |
---|---|---|---|---|---|
Chicago (ORD) | San Diego (SAN) | One-way | Saver | Depart: Oct 21, 2025 | From $74 Seen: 12 hours ago | |
Chicago (ORD) | San Diego (SAN) | One-way | Saver | Depart: Oct 6, 2025 | From $74 Seen: 16 hours ago | |
Chicago (ORD) | San Diego (SAN) | One-way | Saver | Depart: Oct 18, 2025 | From $74 Seen: 1 day ago | |
Chicago (ORD) | San Diego (SAN) | One-way | Saver | Depart: Oct 7, 2025 | From $74 Seen: 9 hours ago | |
Chicago (ORD) | San Diego (SAN) | One-way | Saver | Depart: Oct 16, 2025 | From $111 Seen: 1 day ago | |
Chicago (ORD) | San Diego (SAN) | One-way | Saver | Depart: Oct 26, 2025 | From $111 Seen: 2 hours ago | |
Chicago (ORD) | San Diego (SAN) | One-way | Saver | Depart: Nov 9, 2025 | From $111 Seen: 1 day ago | |
Chicago (ORD) | San Diego (SAN) | One-way | Saver | Depart: Sep 10, 2025 | From $115 Seen: 23 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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