Flights from Portland to Seattle

Fares on the Portland to Seattle route move daily with demand, sales and seat availability, so BookingTrolley compares live prices from several suppliers in one place. Based on this route's seasonal pattern, fares average roughly A$ 802.56 over the year. Nov tends to be the cheapest month to fly (around A$ 668.80), while Jun is usually the most expensive at about A$ 995.60 — a swing of roughly 49%.

The fastest nonstop Portland to Seattle flights cover about 208 km in roughly 1 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.