Which airports does American Airlines fly between Chicago and Seattle?
For flights between Chicago and Seattle, American Airlines operates the following airport routes:
For flights between Chicago and Seattle, American Airlines operates from the following airport routes: O hare International Airport (ORD) to Seattle All Airports (SEA)
What do American Airlines flights from Chicago to Seattle cost?
One of American Airlines cheapest prices for a Chicago to Seattle flight we have right now is $80.
On average though, flights with American Airlines cost $603.65 for the route Chicago to Seattle, but it mostly depends on the season and how far in advance you book your tickets.