Find the Cheapest Flights from San Diego to Japan

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

Tue, May 12SAN-TYO
United Airlines

oneway$422

Wed, Sep 2SAN-TYO
Frontier Airlines

$736

Fri, May 8SAN-OKA
Frontier Airlines

$1,239

San Diego to Japan: Flight information

Cheapest flight found$422

Cheapest month to flyMay

Most popular airlineUnited Airlines

Average flight duration1d 16h 40m

Cheapest flight found

May 2026

$422

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