Routes/San Antonio, TX to Seattle, WA

San Antonio, TX to Seattle, WA

Average one-way fare in 2026 Q1: $255 · 1774 nonstop miles · 388 passengers per day.

2026 Q1 fare$255
2025 Q1 fare$249
Change+$5
Passengers/day388
Distance1774 mi

The average fare a year earlier (2025 Q1) was $249. The change is $5 higher (2.2%).

The largest carrier on this route in 2026 Q1 was Alaska with 54% of passengers. The lowest-fare carrier was Southwest with 17% of passengers, at an average fare of $218.

All routes from San Antonio, TX · All routes from Seattle, WA

All quarters on this route

QuarterPassengers/dayAvg. fareLargest carrierLargest shareLowest-fare carrier
2024 Q1470$228Alaska56%Southwest
2024 Q2662$262Alaska60%Delta
2024 Q3610$245Alaska58%Delta
2024 Q4531$251Alaska60%American
2025 Q1370$249Alaska52%Delta
2025 Q2564$255Alaska57%Delta
2025 Q3588$240Alaska53%Southwest
2025 Q4499$247Alaska58%Southwest
2026 Q1388$255Alaska54%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 33214 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.