Alaska Airlines Flights from San Francisco to London
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1 Passenger
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Lowest fares from San Francisco to London
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One-way low-fare flights San Francisco to London.*
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| San Francisco (SFO) | London (LHR) | One-way | Saver | Depart: Aug 18, 2026 | From $566 Seen: 14 hours ago | |
| San Francisco (SFO) | London (LHR) | One-way | Saver | Depart: Sep 29, 2026 | From $566 Seen: 10 hours ago | |
| San Francisco (SFO) | London (LHR) | One-way | Saver | Depart: Jun 1, 2026 | From $566 Seen: 10 hours ago | |
| San Francisco (SFO) | London (LHR) | One-way | Saver | Depart: Jun 22, 2026 | From $566 Seen: 13 hours ago | |
| San Francisco (SFO) | London (LHR) | One-way | Saver | Depart: Jul 7, 2026 | From $748 Seen: 14 hours ago | |
| San Francisco (SFO) | London (LHR) | One-way | Saver | Depart: Aug 20, 2026 | From $748 Seen: 8 hours ago | |
| San Francisco (SFO) | London (LHR) | One-way | Saver | Depart: Jun 30, 2026 | From $798 Seen: 4 hours ago | |
| San Francisco (SFO) | London (LHR) | One-way | Saver | Depart: Jun 29, 2026 | From $566 Seen: 1 day ago |
*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.