Cheapest return flights from San Diego to London in January from $549

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

Return flights

13 Jan - 26 Jan Air Canada
21 Jan - 28 Jan United
21 Jan - 28 Jan British Airways direct
11 Jan - 18 Jan United
11 Jan - 18 Jan British Airways direct
13 Jan - 26 Jan American Airlines direct
31 Jan - 07 Feb British Airways direct
01 Jan - 08 Jan United

Also check the deals for one-way flights from San Diego to London in January.

Skyscanner

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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