West Coast airport code

SFO

Think of the Golden Gate’s gateway for flights near Silicon Valley.

The clue asks for the three-letter code of a major airport on the West Coast of the U.S. "SFO" stands for San Francisco International Airport, one of the busiest hubs in California. It’s a straightforward abbreviation clue—no wordplay or tricks—just testing knowledge of common airport codes. If you’ve flown through the Bay Area, this one’s likely familiar.