AirHint found the following cheapest one-way flights from London (LHR) to San Diego (SAN) in January 2026 (see full year).
One-Way flights
| 25 Jan | WestJet | ||
| 29 Jan | WestJet | ||
| 21 Jan | WestJet | ||
| 24 Jan | jetBlue | ||
| 22 Jan | WestJet | ||
| 19 Jan | TAP | ||
| 18 Jan | TAP | ||
| 29 Jan | Finnair | direct | |
| 21 Jan | Aer Lingus | direct | |
| 23 Jan | American Airlines | direct |
Also check the deals for return flights from London to San Diego 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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