Find the Cheapest Flights from San Diego to United Kingdom

Unlock the cheapest flights and the best airfares from San Diego to United Kingdom. Make your dream trip both memorable and affordable!

Tue, Apr 28SAN-LON
Alaska Airlines

oneway$358

Wed, Apr 29SAN-LON
United Airlines

$884

San Diego to United Kingdom: Flight information

Cheapest flight found$358

Cheapest month to flyApril

Most popular airlineAlaska Airlines

Average flight duration1d 8h 55m

Cheapest flight found

Apr 2026

$358

May 2026

$359

Oct 2026

$452

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