Quick & Affordable Flights from SAN to SFO: Route Guide
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$62.98
Last updated Feb 16, 2026
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Tracking the May 7, 2026 departure — the cheapest date we found.
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San Diego (SAN)
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San Francisco (SFO)
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Search FlightsTraveling from San Diego (SAN) to San Francisco (SFO) is one of the most popular intrastate routes in California, offering a seamless transition from the sunny, relaxed vibes of the Southland to the tech-centric and historic atmosphere of the Bay Area. Whether you are flying for a quick business meeting in Silicon Valley or a weekend getaway to explore Fisherman's Wharf and the Golden Gate Bridge, this short hop typically takes less than ninety minutes in the air. Major carriers like United, Alaska, and Southwest provide frequent daily departures, ensuring that travelers have plenty of flexibility when it comes to scheduling and budget. The route is characterized by stunning aerial views of the Pacific Coast, making it as much a scenic tour as it is a commute between two of the West Coast's most iconic metropolitan hubs.
Travel Tips
To make the most of your journey from SAN to SFO, try to book a window seat on the left-hand side of the aircraft to enjoy breathtaking views of the California coastline and the Santa Cruz mountains as you descend into the Bay Area. Since San Diego International Airport is currently undergoing significant long-term renovations, it is wise to arrive at least two hours before your departure to navigate potential security delays or changes in gate access. Once you land at SFO, consider using the BART (Bay Area Rapid Transit) system located in the International Terminal; it is often much faster and more cost-effective than taking a rideshare through heavy city traffic during peak hours. Additionally, always pack a light jacket or layers in your carry-on, as San Francisco’s famous microclimates and 'Karl the Fog' can make the city significantly cooler than the temperate climate you left behind in San Diego.
Airport Information
San Diego (SAN)
San Diego International Airport (SAN) is unique for its incredibly close proximity to the downtown area, located just three miles northwest of the city center. Known as the busiest single-runway commercial airport in the United States, it offers a surprisingly efficient experience for travelers. The airport features two main terminals, with the modern Terminal 2 hosting most major domestic carriers and providing high-end local dining options and harbor views.
San Francisco (SFO)
San Francisco International Airport (SFO) serves as a premier hub for United Airlines and a major gateway to the Pacific. Located about 13 miles south of downtown San Francisco, it is world-renowned for its sustainable practices and passenger amenities, including a dedicated yoga room, an accredited museum, and local Bay Area cuisine. The airport is well-connected via the AirTrain and BART, making it easy to reach the city or surrounding Silicon Valley.
Seasonal Pricing Patterns
Flight prices for the SAN to SFO route fluctuate based on both leisure demand and major industry events. Typically, the cheapest months to fly are January and February when tourism slows down. However, prices spike significantly during the summer months and major holidays. It is also important to watch out for large-scale tech conferences in San Francisco, which can cause flight prices to skyrocket. For the best deals, aim for the shoulder season in September and October, which offers the best weather and moderate fares.
Frequently Asked Questions
How long is the average flight from San Diego to San Francisco?
The average flight time is approximately 1 hour and 30 minutes, though it can be as short as 1 hour and 15 minutes with favorable winds.
Which airlines offer direct flights from SAN to SFO?
Alaska Airlines, United Airlines, and Southwest Airlines frequently offer direct, non-stop service between these two cities.
What is the best way to get from SFO to downtown San Francisco?
The BART (Bay Area Rapid Transit) train is the most efficient method, taking about 30 minutes to reach the city center.
How far in advance should I book my flight for the best price?
For this route, booking at least 2 to 3 weeks in advance typically yields the most competitive prices.