Cheap flights from Incheon to Sonoma Valley

View AU$606 flight on Fri, 5 Dec. 2025Opens in a new window

Popular airlines from Incheon to Sonoma Valley

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • Asiana Airlines

    Asiana Airlines

  • United

    United

  • EVA Airways

    EVA Airways

  • China Airlines

    China Airlines

  • Cathay Pacific

    Cathay Pacific

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Cheap Flights from Incheon (SEL) to Sonoma Valley (OAK)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, 23 Oct. - Thu, 30 Oct.
ICN
Seoul
SFO
San Francisco
AU$681 Return, found 20 hours ago
AU$681
Return
found 20 hours ago
Select Air Canada flight, departing Thu, 23 Oct. from Seoul to San Francisco, returning Thu, 30 Oct., priced at AU$681 found 20 hours ago
Alaska Airlines
Thu, 23 Oct. - Thu, 30 Oct.
ICN
Seoul
SFO
San Francisco
AU$899 Return, found 20 hours ago
AU$899
Return
found 20 hours ago
Select Alaska Airlines flight, departing Thu, 23 Oct. from Seoul to San Francisco, returning Thu, 30 Oct., priced at AU$899 found 20 hours ago
United
Wed, 17 Sep. - Wed, 24 Sep.
ICN
Seoul
SFO
San Francisco
AU$907 Return, found 3 days ago
AU$907
Return
found 3 days ago
Select United flight, departing Wed, 17 Sep. from Seoul to San Francisco, returning Wed, 24 Sep., priced at AU$907 found 3 days ago
Korean Air
Wed, 17 Sep. - Wed, 24 Sep.
ICN
Seoul
SFO
San Francisco
AU$1,018 Return, found 3 days ago
AU$1,018
Return
found 3 days ago
Select Korean Air flight, departing Wed, 17 Sep. from Seoul to San Francisco, returning Wed, 24 Sep., priced at AU$1,018 found 3 days ago
Asiana Airlines
Thu, 25 Sep. - Mon, 13 Oct.
ICN
Seoul
SFO
San Francisco
AU$1,019 Return, found 4 hours ago
AU$1,019
Return
found 4 hours ago
Select Asiana Airlines flight, departing Thu, 25 Sep. from Seoul to San Francisco, returning Mon, 13 Oct., priced at AU$1,019 found 4 hours ago
Delta
Thu, 23 Oct. - Thu, 30 Oct.
ICN
Seoul
SFO
San Francisco
AU$1,053 Return, found 20 hours ago
AU$1,053
Return
found 20 hours ago
Select Delta flight, departing Thu, 23 Oct. from Seoul to San Francisco, returning Thu, 30 Oct., priced at AU$1,053 found 20 hours ago

Find the cheapest month to fly from Seoul (ICN) to San Francisco (SFO)

May is typically the cheapest month to fly

From AU$635 - AU$1,043 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.