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Cheapest one-way flights from San Francisco (SFO) to Lisbon (LIS), October

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Dates, airline, and price
Dates	Airline	Price
16 Oct	WestJet
28 Oct	British Airways
26 Oct	British Airways
17 Oct	Frontier Airlines
30 Oct	Alaska Airlines
05 Oct	WestJet
03 Oct	WestJet
07 Oct	WestJet
28 Oct	TAP Direct Flight
17 Oct	TAP Direct Flight

deals for return flights from San Francisco to Lisbon in October.

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Updated Jul 17, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from San Francisco (SFO) to Lisbon (LIS), October

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