Flights Chicago — Portland is a popular route. The straight-line distance is 2 824 km. Flight time 3h 49m. Time difference -2h.
From Chicago (ORD) flights depart from 1 airport: ORD. To Portland (PDX) — 1 arrival airport: PDX.
3 airlines operate on this route: Frontier Airlines, American Airlines, Alaska Airlines.
The minimum price for the next 3 months — from $183 (15.11.2026). The cheapest dates are highlighted in the calendar above.
The average ticket price — $210, ranging from $183 to $254. Book 1–3 months in advance to get the best deals.
Cheapest day to fly — Tuesday.