Cheapest one-way flights from San Diego to London in January from $235

AirHint found the following cheapest one-way flights from San Diego (SAN) to London (LHR) in January 2026 (see full year).

One-Way flights

26 Jan WestJet
22 Jan Frontier Airlines
07 Jan Frontier Airlines
08 Jan Frontier Airlines
05 Jan Frontier Airlines
25 Jan British Airways direct
26 Jan British Airways direct
04 Jan Air New Zealand
01 Jan Air Canada
22 Jan British Airways direct

Also check the deals for return flights from San Diego to London 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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