AirHint found the following cheapest one-way flights from London (LCY) to San Francisco (SFO) in March 2026 (see full year).
One-Way flights
| 31 Mar | Lufthansa | ||
| 30 Mar | SWISS | ||
| 25 Mar | Lufthansa | ||
| 24 Mar | Lufthansa | ||
| 03 Mar | Vueling Airlines | ||
| 23 Mar | Lufthansa | ||
| 06 Mar | SWISS | ||
| 17 Mar | SWISS | ||
| 11 Mar | SWISS | ||
| 12 Mar | Vueling Airlines |
Also check the deals for return flights from London to San Francisco in March.
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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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