San Francisco (SFO) to Seattle / Tacoma (SEA) flight deal from $59 USD in economy class – flightdeals.net

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United Airlines

UAUnited Airlines

One Way•Economy

San Francisco International Airport

San Francisco, United States

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

$110 USD

-46%$59 USD

Verified Nov 28, 2025 at 7:22 AM

January 2026

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29$99 30$119 31$59 1$59 2$99 3$99 4$99 5$99 6$59 7$59 8$59 9$59 10$59 11$59 12$59 13$59 14$59 15$59 16$59 17$59 18$59 19$59 20$59 21$59 22$59 23$59 24$59 25$59 26$59 27$59 28$59 29$59 30$59 31$59 1

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26% of dates checked are available within 10% of the lowest price

Saturday, January 31st, 2026

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