Cheapest return flights from San Diego to London in December from 860€

AirHint found the following cheapest return flights from San Diego (SAN) to London (LGW) in December 2025 (see full year).

Return flights

17 Dec - 12 Jan Alaska Airlines
22 Dec - 12 Jan Sun Country Airlines
20 Dec - 28 Dec Sun Country Airlines
01 Dec - 01 Jan Alaska Airlines

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

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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