Routes/San Francisco, CA (Metropolitan Area) to Seattle, WA

San Francisco, CA (Metropolitan Area) to Seattle, WA

Average one-way fare in 2026 Q1: $225 · 696 nonstop miles · 4696 passengers per day.

2026 Q1 fare$225
2025 Q1 fare$194
Change+$31
Passengers/day4696
Distance696 mi

The average fare a year earlier (2025 Q1) was $194. The change is $31 higher (15.9%).

The largest carrier on this route in 2026 Q1 was Alaska with 55% of passengers. The lowest-fare carrier was Southwest with 13% of passengers, at an average fare of $189.

All routes from San Francisco, CA (Metropolitan Area) · All routes from Seattle, WA

All quarters on this route

QuarterPassengers/dayAvg. fareLargest carrierLargest shareLowest-fare carrier
2024 Q14593$194Alaska53%Southwest
2024 Q26122$199Alaska52%Southwest
2024 Q36479$190Alaska56%Southwest
2024 Q45633$193Alaska53%Southwest
2025 Q14452$194Alaska50%Southwest
2025 Q26099$192Alaska52%Southwest
2025 Q36548$192Alaska54%Southwest
2025 Q45413$199Alaska50%Southwest
2026 Q14696$225Alaska55%Southwest

Source: U.S. Department of Transportation, Consumer Airfare Report Table 1, 2026 Q1. Figures are average one-way fares paid, including taxes and fees, for the quarter shown. Record: city markets 32457 and 30559; U.S. Department of Transportation, Domestic Airline Consumer Airfare Report, Table 1: top 1,000 contiguous-state city-pair markets (average one-way fare, passengers per day, largest carrier, lowest-fare carrier). Fetched 2026-09-27T00:40:04Z. Source data.