Cheap flights from San Diego

We cover 3 routes from San Diego (SAN). The lowest recent round-trip fare we found is $28 to Phoenix. Popular destinations include San Francisco, Portland and Phoenix.

Routes from San Diego

Saguaro cacti in the sunny Sonoran Desert of Arizona near Phoenix

Round trip from $28

San Diego to Phoenix

SAN to PHX

As of 2026-11-14

Golden Gate Bridge spanning the bay at sunset beside Fort Point in San Francisco

Round trip from $140

San Diego to San Francisco

SAN to SFO

As of 2026-11-14

Green steel towers of the St. Johns Bridge in Portland, Oregon

Round trip from $173

San Diego to Portland

SAN to PDX

As of 2026-11-14

Round trip from $122

San Francisco, CA

Fog, hills and the Golden Gate

7 routes

Round trip from $173

Portland, OR

Food carts, forests and craft beer

6 routes

Round trip from $28

Phoenix, AZ

Desert sun, golf and spring training

5 routes

Cheap flights from San Diego

Routes from San Diego

San Diego to Phoenix

San Diego to San Francisco

San Diego to Portland

Related destinations

San Francisco, CA

Portland, OR

Phoenix, AZ