American Airlines flights from Chicago to Seattle
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1 Adult, Economy class
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Chicago (ORD)to
Seattle (SEA)
11/17/25 - 11/23/25
Round trip
Economy
from
$155Fare subject to changes
Updated: 16 hours ago
Chicago (ORD)to
Seattle (SEA)
12/25/25 - 12/30/25
Round trip
Economy
from
$167Fare subject to changes
Updated: 17 hours ago
Chicago (ORD)to
Seattle (SEA)
10/18/25 - 10/22/25
Round trip
Economy
from
$209Fare subject to changes
Updated: 3 hours ago
Chicago (ORD)to
Seattle (SEA)
10/07/25 - 10/21/25
Round trip
Economy
from
$209Fare subject to changes
Updated: 1 hour ago
Chicago (ORD)to
Seattle (SEA)
11/13/25 - 11/27/25
Round trip
Economy
from
$218Fare subject to changes
Updated: 10 hours ago
Chicago (ORD)to
Seattle (SEA)
10/09/25 - 10/15/25
Round trip
Economy
from
$233Fare subject to changes
Updated: 6 hours ago
Chicago (ORD)to
Seattle (SEA)
10/08/25 - 10/10/25
Round trip
Economy
from
$248Fare subject to changes
Updated: 22 hours ago
Chicago (ORD)to
Seattle (SEA)
10/05/25 - 10/26/25
Round trip
Economy
from
$257Fare subject to changes
Updated: 8 hours ago
*Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.
