Flights to Sonoma Valley from Chicago - ￥13,240

View ￥13,240 flight on Sat, Aug 30, 2025Opens in a new window

Popular airlines from Chicago to Sonoma Valley

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Hawaiian Airlines

    Hawaiian Airlines

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Cheap Flights from Chicago to Sonoma Valley (CHI-OAK)

Prices were available within the past 7 days and start at ￥13,240 for one-way flights and ￥27,190 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, Aug 24 - Sun, Aug 31
ORD
Chicago
SFO
San Francisco
￥27,190 Roundtrip, found 6 days ago
￥27,190
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sun, Aug 24 from Chicago to San Francisco, returning Sun, Aug 31, priced at ￥27,190 found 6 days ago
American Airlines
Sat, Aug 30 - Wed, Sep 3
ORD
Chicago
SFO
San Francisco
￥27,510 Roundtrip, found 4 days ago
￥27,510
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Aug 30 from Chicago to San Francisco, returning Wed, Sep 3, priced at ￥27,510 found 4 days ago
American Airlines
Sat, Aug 30 - Mon, Sep 1
ORD
Chicago
SFO
San Francisco
￥29,120 Roundtrip, found 2 days ago
￥29,120
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Aug 30 from Chicago to San Francisco, returning Mon, Sep 1, priced at ￥29,120 found 2 days ago
United
Sun, Aug 24 - Sun, Aug 31
ORD
Chicago
SFO
San Francisco
￥32,780 Roundtrip, found 6 days ago
￥32,780
Roundtrip
found 6 days ago
Select United flight, departing Sun, Aug 24 from Chicago to San Francisco, returning Sun, Aug 31, priced at ￥32,780 found 6 days ago
Hawaiian Airlines
Wed, Sep 10 - Fri, Sep 26
ORD
Chicago
SFO
San Francisco
￥34,940 Roundtrip, found 10 hours ago
￥34,940
Roundtrip
found 10 hours ago
Select Hawaiian Airlines flight, departing Wed, Sep 10 from Chicago to San Francisco, returning Fri, Sep 26, priced at ￥34,940 found 10 hours ago
Delta
Sun, Aug 24 - Sun, Aug 31
ORD
Chicago
SFO
San Francisco
￥35,280 Roundtrip, found 6 days ago
￥35,280
Roundtrip
found 6 days ago
Select Delta flight, departing Sun, Aug 24 from Chicago to San Francisco, returning Sun, Aug 31, priced at ￥35,280 found 6 days ago

Find the cheapest month to fly from Chicago (CHI) to San Francisco (SFO)

October is typically the cheapest month to fly

From ￥17,425 - ￥37,069 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.