Cheap Flights from Seattle to San Francisco — $59

The only airline operating direct flights from Seattle to San Francisco is Alaska Airlines. Flights operate every day.

The Seattle — San Francisco route is served by multiple airlines, including United Airlines, Alaska Airlines, and Frontier Airlines. This is convenient for those who want the best balance of price, schedule, and travel conditions. Tickets start from $59, and depending on season and promotions, even better deals may appear. With our service, you can easily compare available options and book tickets that match your plans. The variety of carriers allows flexible choices and comfortable travel without overpaying.

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 — $77 (October 2026), maximum — $79 (September 2026). Typically, the flight costs $78–$79.