Flights from Chicago to Seattle

Covering around 2,762 km between ORD and SEA, the quickest nonstop flight takes about 3.4 hours. Both full-service and low-cost carriers serve this corridor; BookingTrolley compares their published fares so you can weigh price against flight time and baggage.

Ticket prices from Chicago to Seattle change frequently; BookingTrolley aggregates current fares across airlines so you can spot the lowest one. Based on this route's seasonal pattern, fares average roughly J$ 92,664.00 over the year. Nov tends to be the cheapest month to fly (around J$ 77,220.00), while Jun is usually the most expensive at about J$ 114,972.00 — a swing of roughly 49%.