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Routes/Chicago, IL to San Francisco, CA (Metropolitan Area)

Chicago, IL to San Francisco, CA (Metropolitan Area)

Average one-way fare in 2026 Q1: $328 · 1855 nonstop miles · 2728 passengers per day.

2026 Q1 fare$328
2025 Q1 fare$283
Change+$45
Passengers/day2728
Distance1855 mi

The average fare a year earlier (2025 Q1) was $283. The change is $45 higher (15.8%).

The largest carrier on this route in 2026 Q1 was United with 59% of passengers. The lowest-fare carrier was Southwest with 14% of passengers, at an average fare of $264.

All routes from Chicago, IL · All routes from San Francisco, CA (Metropolitan Area)

All quarters on this route

QuarterPassengers/dayAvg. fareLargest carrierLargest shareLowest-fare carrier
2024 Q12723$300United57%Southwest
2024 Q24476$298United52%Southwest
2024 Q34663$276United51%Southwest
2024 Q44080$295United59%Southwest
2025 Q12924$283United59%Southwest
2025 Q24555$271United54%American
2025 Q34451$270United52%American
2025 Q43614$339United61%Southwest
2026 Q12728$328United59%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 30977 and 32457; 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.