Cheap Flights from Philadelphia to San Francisco — $125

Fly from Philadelphia to San Francisco with confidence — our search scans over 700 airlines, 50+ travel agencies and more than five top booking systems to uncover the best prices, schedules and ticket conditions for your trip. Compare nonstop and connecting options in seconds and book the ideal itinerary for your schedule and budget.

Philadelphia International Airport (PHL) serves as the region’s primary international and domestic gateway, operating as a full-service hub for legacy carriers while also hosting several low-cost airlines on many routes. It sits about 7 miles southwest of downtown Philadelphia; the SEPTA Airport Line typically reaches Center City in roughly 25–30 minutes with fares usually in the low single digits, while taxis and ride-hailing trips commonly take 20–35 minutes depending on traffic and can be significantly more expensive. Rental cars and shuttles are readily available at the terminal curb. PHL is convenient for travelers seeking frequent connections and airport amenities, though peak-hour road congestion and terminal crowding can be drawbacks for those prioritizing speed or a quieter experience.

Fly nonstop from Philadelphia to San Francisco for the fastest, most convenient way to cross the country—perfect for maximizing time on the West Coast with less hassle and more comfort. While connecting options can sometimes be cheaper, a direct flight saves hours and reduces the stress of transfers, making it a smart choice when you value efficiency and ease.

San Francisco International Airport (SFO) is the Bay Area’s primary international gateway and a major hub for full-service carriers, while nearby smaller fields can serve domestic or budget-focused needs. SFO typically handles a broad mix of legacy airlines and international operators, and fares can be moderate to premium depending on season and carrier. The airport sits about 13 miles south of downtown San Francisco; BART connects terminals to downtown in roughly 30–40 minutes for fares usually in the range of local public transit, while airport shuttles, taxis, ride-hailing services and rental cars can take 20–40 minutes depending on traffic and cost. Pros: extensive international connections, numerous lounges and amenities. Cons: can be busy, security lines and traffic may add time, and parking can be relatively expensive.

The cost of a one-way flight from Philadelphia to San Francisco ranges from $93 (May 2026) to $155 (April 2026). On average, the ticket price is about $127–$287.

More than 4 airlines operate flights from Philadelphia to San Francisco, including United Airlines, American Airlines, Frontier Airlines, and Southwest Airlines. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $125, and our service lets you instantly compare all options. The variety of offers simplifies planning: you can choose budget fares or more comfortable options with baggage included or extra services. We help you find the best deals so your trip is cost-efficient.