Cheap Flights from Baltimore to San Francisco — $77

San Francisco International (SFO) serves as the Bay Area’s primary international hub, handling a mix of legacy carriers, many transpacific flights, and several major U.S. airlines; low-cost carriers also operate there but may favor other Bay Area airports for some domestic routes. Located about 13 miles south of downtown San Francisco, travel times to the city center typically range from 25–45 minutes by BART or 20–50 minutes by car depending on traffic; BART fares are usually in the lower double digits while shared rides and taxis can be notably higher. Pros: extensive international connections, full-service amenities and ground transit links. Cons: can feel busy, has occasional congestion and higher on-site parking costs.

Fly from Baltimore to San Francisco with confidence — our search scans over 700 airlines, 50+ agencies and more than 5 top booking systems to surface the best prices, schedules and baggage or change conditions for your trip. Compare options in seconds and lock in the flight that fits your budget and timetable, so you can focus on exploring the Bay Area.

Baltimore/Washington Thurgood Marshall Airport (BWI) is typically positioned as a major domestic and low-cost-friendly gateway for the Baltimore–Washington region rather than a premium international hub. It commonly hosts legacy carriers and several low-cost airlines, so fares can often be more budget-friendly compared with nearby alternatives. BWI sits about 9–10 miles south of downtown Baltimore; travel time is commonly 20–35 minutes by car depending on traffic, and rideshares or taxis usually run in a modest fare range. Transit options include the MARC commuter train and local shuttles that can take 30–45 minutes, often for a lower cost. Pros: generally straightforward check-in, plentiful parking and competitive fares; cons: can be busier at peak times and is not as centrally located as some urban airports.

Fly nonstop from Baltimore to San Francisco for the quickest, most convenient way to cross the country — arrive sooner and skip the stress of layovers. While connecting options can sometimes be cheaper, a direct flight saves time and offers a more comfortable, hassle-free trip so you can focus on exploring the Bay Area sooner.

More than 4 airlines operate flights from Baltimore to San Francisco, including United Airlines, Southwest Airlines, Frontier Airlines, and JetBlue Airways. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $77, 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.

The cost of a one-way flight from Baltimore to San Francisco ranges from $118 (February 2026) to $348 (January 2026). On average, the ticket price is about $240–$602.