Cheap flights from Denver to Sonoma Valley from CA $121

View CA $121 flight on Tue, Oct. 14, 2025Opens in a new window

Popular airlines from Denver to Sonoma Valley

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • American Airlines

    American Airlines

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Cheap flights from Denver (DEN) to Sonoma Valley (OAK)

Prices were available within the past 7 days and start at CA $121 for one-way flights and CA $242 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Oct. 22 - Tue, Oct. 28
DEN
Denver
SFO
San Francisco
CA $242 Roundtrip, found 4 days ago
CA $242
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Oct. 22 from Denver to San Francisco, returning Tue, Oct. 28, priced at CA $242 found 4 days ago
Hawaiian Airlines
Tue, Aug. 19 - Tue, Aug. 26
DEN
Denver
SFO
San Francisco
CA $242 Roundtrip, found 2 days ago
CA $242
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Tue, Aug. 19 from Denver to San Francisco, returning Tue, Aug. 26, priced at CA $242 found 2 days ago
American Airlines
Thu, Sep. 4 - Wed, Sep. 10
DEN
Denver
SFO
San Francisco
CA $243 Roundtrip, found 4 days ago
CA $243
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Sep. 4 from Denver to San Francisco, returning Wed, Sep. 10, priced at CA $243 found 4 days ago
Alaska Airlines
Thu, Sep. 4 - Wed, Sep. 10
DEN
Denver
SFO
San Francisco
CA $245 Roundtrip, found 4 days ago
CA $245
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Sep. 4 from Denver to San Francisco, returning Wed, Sep. 10, priced at CA $245 found 4 days ago
Delta
Mon, Aug. 18 - Wed, Aug. 20
DEN
Denver
SFO
San Francisco
CA $272 Roundtrip, found 2 days ago
CA $272
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Aug. 18 from Denver to San Francisco, returning Wed, Aug. 20, priced at CA $272 found 2 days ago
United
Mon, Aug. 18 - Wed, Aug. 20
DEN
Denver
SFO
San Francisco
CA $279 Roundtrip, found 2 days ago
CA $279
Roundtrip
found 2 days ago
Select United flight, departing Mon, Aug. 18 from Denver to San Francisco, returning Wed, Aug. 20, priced at CA $279 found 2 days ago

Find the cheapest month to fly from Denver (DEN) to San Francisco (SFO)

March is typically the cheapest month to fly

From CA $66 - CA $545 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.