United airlines flights — San Francisco, CA

Last updated: September 24, 2026

What affects the price

Flight pricing shifts constantly based on a few key factors. When you book your seat matters most, as last-minute tickets often come at a premium compared to planning ahead. The day of the week you choose and the specific time of your departure can also swing the total, as weekend flights are generally pricier than those mid-week. Demand during peak travel periods inevitably pushes costs higher, while flexible itineraries often reveal better deals. Get exact pricing confirmed free on the call.

About this service

Booking with United Airlines is a reliable way to connect to major hubs throughout the country and overseas. You would need this service if you prefer their flight schedule or hold status within their frequent flyer program. Prices typically move up or down based on your destination and how flexible your travel dates are. To check current flight availability, exact pricing confirmed free on the call.

Frequently asked in San Francisco

Also serving nearby: Daly City · Richmond · San Mateo · Berkeley · Oakland

All cities in California →

More on this: DOT Aviation Consumer Protection — refund rights and the 24-hour rule.

Service area details

Serving all of San Francisco — population 808,988; about 17,323 residents per square mile across 46.7 sq mi. ZIP codes covered include 94102, 94103, 94104, 94105, 94107, 94108, 94109, 94110.

Neighborhoods served in San Francisco: Mission District, Richmond District, Sunset District, North Beach, The Castro — and every surrounding area.