Alaska Airlines Flights from Chicago to San Francisco

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Lowest fares from Chicago to San Francisco

Jun 2025
From$155*
Seen: 1 day ago
Flight Type One Way|Saver
$109
$622
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Range$109-$622

*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 Chicago to San Francisco.*

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One-way low-fare flights Chicago to San Francisco.*
From
To
Fare Type
Dates
Price
Chicago (ORD)San Francisco (SFO)One-way
|
Saver		Depart: Jul 29, 2025

From

$99

Seen: 22 hours ago

Chicago (ORD)San Francisco (SFO)One-way
|
Saver		Depart: Jul 22, 2025

From

$99

Seen: 8 hours ago

Chicago (ORD)San Francisco (SFO)One-way
|
Saver		Depart: Aug 16, 2025

From

$99

Seen: 1 day ago

Chicago (ORD)San Francisco (SFO)One-way
|
Saver		Depart: Jul 30, 2025

From

$99

Seen: 1 day ago

Chicago (ORD)San Francisco (SFO)One-way
|
Saver		Depart: Oct 15, 2025

From

$108

Seen: 17 hours ago

Chicago (ORD)San Francisco (SFO)One-way
|
Saver		Depart: Jul 10, 2025

From

$109

Seen: 7 hours ago

Chicago (ORD)San Francisco (SFO)One-way
|
Saver		Depart: Jul 15, 2025

From

$109

Seen: 1 hour ago

Chicago (ORD)San Francisco (SFO)One-way
|
Saver		Depart: Aug 6, 2025

From

$109

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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