LIS to SFO from $847 in economy – flightdeals.net

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Swiss International Air Lines

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Austrian Airlines

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United Airlines

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Round Trip•Economy

Portela Airport

Lisbon, Portugal

San Francisco International Airport

San Francisco, United States

$945 USD

-10%$847 USD

Verified about 3 hours ago

October 2026

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28 29 30 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15$2,177 16$1,179 17$1,270 18$1,193 19$986 20$966 21$966 22$894 23$896 24$1,050 25$945 26$1,122 27$896 28$903 29$896 30$1,006 31$899 1$958

Great Availability

69% of dates checked are available within 10% of the lowest price

Thursday, October 15th, 2026

2 round-trip options

Returning

Wed, Oct 28, 2026•13 Day Trip

$2,177 USD

Returning

Thu, Oct 29, 2026•14 Day Trip

$2,177 USD