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Routes/Chicago, IL to Portland, OR

Chicago, IL to Portland, OR

Average one-way fare in 2026 Q1: $258 · 1751 nonstop miles · 637 passengers per day.

2026 Q1 fare$258
2025 Q1 fare$266
Change−$8
Passengers/day637
Distance1751 mi

The average fare a year earlier (2025 Q1) was $266. The change is $8 lower (2.9%).

The largest carrier on this route in 2026 Q1 was United with 40% of passengers. The lowest-fare carrier was Southwest with 12% of passengers, at an average fare of $222.

All routes from Chicago, IL · All routes from Portland, OR

All quarters on this route

QuarterPassengers/dayAvg. fareLargest carrierLargest shareLowest-fare carrier
2024 Q1587$277United43%Southwest
2024 Q21277$248United38%Alaska
2024 Q31512$227United37%Spirit
2024 Q41030$262United41%Southwest
2025 Q1617$266United47%Southwest
2025 Q21191$243United37%American
2025 Q31400$232United35%Southwest
2025 Q4997$259United36%American
2026 Q1637$258United40%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 34057; 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.