AirHint found the following cheapest one-way flights from San Francisco (SFO) to Lisbon (LIS) in January 2026 (see full year).
One-Way flights
| 25 Jan | WestJet | ||
| 18 Jan | WestJet | ||
| 22 Jan | WestJet | ||
| 20 Jan | WestJet | ||
| 27 Jan | WestJet | ||
| 29 Jan | WestJet | ||
| 12 Jan | Frontier Airlines | ||
| 24 Jan | Flair Airlines | ||
| 11 Jan | Hawaiian Airlines | ||
| 15 Jan | WestJet |
Also check the deals for return flights from San Francisco to Lisbon in January.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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