Destination Airport: SFO · United States

Cheap Flights to San Francisco

Compare real-time airfares from 1,000+ airlines & online travel agents to San Francisco. 100% free search with zero hidden fees.

One-way Round-trip

Flight & Travel Guide: San Francisco

Planning a trip to San Francisco? OxFlyer scans hundreds of airline deals, charter routes, and discount booking platforms simultaneously to help you find the cheapest flight tickets to San Francisco, United States without any markups or service charges.

Main Airport(s)

San Francisco International (SFO), Oakland (OAK)

Cheapest Month to Fly

January, February, and September

Best Time to Visit

April to June, September to November

Approx. Flight Time

5h across continent, 8h transatlantic

Top Airlines Flying to San Francisco:

United Airlines Alaska Airlines Delta Southwest

Must-See Attractions in San Francisco:

Golden Gate Bridge, Alcatraz Island, Fisherman's Wharf, Cable Cars

Frequently Asked Questions about Flights to San Francisco

Flight tickets to San Francisco are usually cheapest during January, February, and September. Booking 4 to 8 weeks in advance and being flexible with your flight days often saves up to 35% on airfare.

Popular airlines operating routes to San Francisco include United Airlines, Alaska Airlines, Delta, along with numerous domestic and international partner airlines.

OxFlyer scans and compares fares across 1,000+ airlines and online travel providers in real time. We display all available ticket prices with 100% transparency and zero hidden booking fees.

Why Compare with FindFlights?

100% Free Comparison

We never add booking fees or hidden charges to your flight price.
1,000+ Travel Providers

Compare low-cost carriers, global airlines, and verified online travel agents.
Live Real-Time Prices

Direct API connection ensures real-time seat availability and up-to-the-minute fares.