Starting from $258
Book your economy class flight from Seattle (SEA) to Chicago (ORD)and save money on your travel. Compare all flight options to find the best deal for your september trip.
Starting from $258
Book your economy class flight from Seattle (SEA) to Chicago (ORD)and save money on your travel. Compare all flight options to find the best deal for your september trip.
Starting from $274
Book your economy class flight from Seattle (SEA) to Chicago (ORD)and save money on your travel. Compare all flight options to find the best deal for your september trip.
Starting from $284
Book your economy class flight from Seattle (SEA) to Chicago (ORD)and save money on your travel. Compare all flight options to find the best deal for your september trip.
Starting from $290
Book your economy class flight from Seattle (SEA) to Chicago (ORD)and save money on your travel. Compare all flight options to find the best deal for your september trip.
Starting from $309
Book your economy class flight from Seattle (SEA) to Chicago (ORD)and save money on your travel. Compare all flight options to find the best deal for your september trip.
Planning a trip from Seattle (SEA) to Chicago (ORD) in september? SlickTrip helps you find the cheapest economy class flights with our comprehensive flight comparison tool. Whether you prefer direct flights for convenience or multi-stop flights for savings, we have options for every budget and schedule.
