SEA to SFO from $79 in economy – flightdeals.net

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United Airlines

UAUnited Airlines

One Way•Economy

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

San Francisco International Airport

San Francisco, United States

$142 USD

-44%$79 USD

Verified 1 day ago

December 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$309 1$154 2$132 3$132 4$142 5$132 6$154 7$205 8$132 9$132 10$132 11$142 12$132 13$154 14$132 15$132 16$132 17$132 18$142 19$132 20$154 21$132 22$132 23$132 24$132 25$142 26$211 27$196 28$145 29$132 30$132 31$132 1$142 2$185 3$154

Limited Availability

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

Monday, December 21st, 2026

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