Cheap Flights from Seattle to San Francisco — $77

Find the best Seattle to San Francisco flights in seconds — we search over 700 airlines, 50+ agencies and 5+ top booking systems to compare prices, schedules and travel conditions so you don’t have to. Whether you need a last‑minute deal, flexible change options, or the most convenient departure times, our fast search helps you book the right flight with confidence.

Fly direct from Seattle to San Francisco for the fastest, most convenient way to get between these Pacific Coast hubs — fewer hassles, no layovers, and more time to enjoy the city. While connecting options can sometimes be cheaper, a nonstop flight saves several hours and is generally more comfortable, making it ideal for short trips or last-minute plans.

The route Seattle — San Francisco is served by many carriers — 4 in total, including Alaska Airlines, United Airlines, Southwest Airlines, and Frontier Airlines. This gives passengers wide opportunities: from finding the lowest fare (from $77) to selecting flights by schedule or service class. Our service aggregates data from multiple booking systems so you can compare offers in one place. This saves time and money: no need to check dozens of sites — just pick the right option and book online.

Seattle–Tacoma International (SEA) is the region’s primary international hub and handles most long-haul and domestic flights, with major carriers like Alaska Airlines and Delta dominating schedules alongside several international carriers. It sits about 14 miles south of downtown Seattle; light rail typically links the airport to downtown in roughly 35–40 minutes with fares generally in a low single-digit range, while taxis or rideshares take 20–30 minutes depending on traffic and can be pricier. Pros: full-service amenities, many nonstop options and good ground connections. Cons: can be busy during peak hours and sometimes faces weather- or demand-related delays. Paine Field (PAE) to the north is a smaller, budget-leaning gateway that usually serves low-cost and leisure carriers for select domestic routes. It’s around 28 miles from downtown; driving takes about 35–45 minutes, and public shuttle services or regional buses can connect travelers with longer transfer times but lower fares. Pros: shorter lines and simpler navigation; cons: fewer flight frequencies and limited international offerings compared with SEA.

San Francisco International Airport (SFO) is the region’s primary international hub, handling a mix of legacy carriers and many global and transcontinental flights alongside low-cost domestic services. Located about 13 miles south of downtown San Francisco, it’s typically 20–35 minutes by BART or taxi without heavy traffic; fares for BART run in the low-to-mid single digits while rideshares/taxis can be considerably more. Ground options include BART, shuttle buses, airport shuttles, and rental cars, with public transit usually the most economical. Pros: extensive international connections, comprehensive amenities, and robust public-transit links. Cons: can be busy at peak times and fares for door-to-door options tend to be higher.

In different months, ticket prices from Seattle to San Francisco vary: minimum — $85 (June 2026), maximum — $140 (July 2026). Typically, the flight costs $116–$247.