Routes/San Francisco, CA (Metropolitan Area) to St. Louis, MO
San Francisco, CA (Metropolitan Area) to St. Louis, MO
Average one-way fare in 2026 Q1: $376 · 1735 nonstop miles · 389 passengers per day.
2026 Q1 fare$376
2025 Q1 fare$280
Change+$96
Passengers/day389
Distance1735 mi
The average fare a year earlier (2025 Q1) was $280. The change is $96 higher (34.2%).
The largest carrier on this route in 2026 Q1 was Southwest with 64% of passengers. The lowest-fare carrier was Southwest with 64% of passengers, at an average fare of $342.
All routes from San Francisco, CA (Metropolitan Area) · All routes from St. Louis, MO
All quarters on this route
| Quarter | Passengers/day | Avg. fare | Largest carrier | Largest share | Lowest-fare carrier |
|---|---|---|---|---|---|
| 2024 Q1 | 386 | $286 | Southwest | 63% | Southwest |
| 2024 Q2 | 680 | $282 | Southwest | 67% | Frontier |
| 2024 Q3 | 631 | $271 | Southwest | 62% | Southwest |
| 2024 Q4 | 636 | $271 | Southwest | 50% | United |
| 2025 Q1 | 408 | $280 | Southwest | 56% | Southwest |
| 2025 Q2 | 590 | $285 | Southwest | 51% | Southwest |
| 2025 Q3 | 562 | $294 | Southwest | 59% | Southwest |
| 2025 Q4 | 526 | $340 | Southwest | 62% | Southwest |
| 2026 Q1 | 389 | $376 | Southwest | 64% | Southwest |