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Cheap Flights from Illinois to California - Compare Flight Deals & Schedules

With plenty of flights available from Illinois to California, travelers have a wide range of choices to plan their journey more conveniently. Browse one-way fares from $87.98, round-trip fares from $165.61, and other affordable flight options that fit different budgets and preferences. Explore available schedules, compare airline services and choose the most suitable flights from Illinois to California for your travel plans.

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Cheap Flights from Illinois to California from from $87.99

Find cheap flights from Illinois to California and compare the latest fares across popular routes such as Illinois to California. Book affordable flight deals with CheapOair and save on your next trip. Call us for phone only deals at 
One Way Round Trip
CHI Chicago Wed, Sep 2
LAX Los Angeles
from $88
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CHI Chicago Mon, Oct 19
SFO San Francisco
from $136
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CHI Chicago Wed, Aug 12
LAX Los Angeles
from $137
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CHI Chicago Tue, Aug 18
SAN San Diego
from $138
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CHI Chicago Sat, Oct 17
OAK Oakland
from $145
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CHI Chicago Mon, Sep 21
BUR Burbank
from $148
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CHI Chicago Mon, Oct 5
SJC San Jose
from $148
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CHI Chicago Sun, Aug 30
SNA Santa Ana
from $148
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CHI Chicago Sat, Aug 22
SMF Sacramento
from $164
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CHI Chicago Sat, Aug 29
FAT Fresno
from $181
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*All fares above were last found on:
Fares are one way/round trip. Fares incl. all fuel surcharges, taxes & fees and our service fees. Displayed fares are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions. 202607~Ref:846zKIfcckidjw3zDBqk8Q

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Better deals are one call away Call us Say and save Expires July 31, 2026. Where applicable discount applies to service fees for qualified airline tickets. Amount of service fee discount varies: maximum savings of $10 per person applied to bookings from one (1) traveler up to five (5) travelers; the maximum discount applied is $50. Promo Code and Instant Savings offers can be combined up to the amount of our service fees but cannot be used or combined with any other coupons, promotions or special offers. May be withdrawn at any time without notice. Promo code only applicable for bookings created over the phone through our call center.