KOA to SFO from $297 in economy

UAUnited Airlines

Round Trip•Economy

KOA

Kona International Airport

Kailua-Kona, United States

SFO

San Francisco International Airport

San Francisco, United States

$565 USD

-47%$297 USD

Verified 14 days ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$297 1$297 2$297 3$297 4$327 5$327 6$327 7$425 8$381 9$297 10$297 11$327 12$327 13$327 14$297 15$297 16$297 17$297 18$327 19$327 20$327 21$297 22$306 23$366 24$327 25$357 26$357 27$357 28$297 29$297 30$297 1$297 2$327 3$327 4$327

Rare Availability

7% of dates checked are available within 10% of the lowest price

Tuesday, September 8th, 2026

6 round-trip options

Returning

Wed, Sep 16, 2026•8 Day Trip

$391 USD

Google Flights

Returning

Thu, Sep 17, 2026•9 Day Trip

$391 USD

Google Flights

Returning

Fri, Sep 18, 2026•10 Day Trip

$421 USD

Google Flights

Returning

Sun, Sep 20, 2026•12 Day Trip

$421 USD

Google Flights

Returning

Mon, Sep 21, 2026•13 Day Trip

$391 USD

Google Flights

Returning

Tue, Sep 22, 2026•14 Day Trip

$381 USD

Google Flights

Kailua-Kona (KOA) to San Francisco (SFO) flight deal in economy from $297

Kona International Airport

San Francisco International Airport

September 2026

Tuesday, September 8th, 2026