Direct flights
from Chicago (ORD)
to St. Louis (STL)

Weekly schedule for flights between Chicago O'Hare Intl (Chicago, United States) and St. Louis Lambert Intl (St. Louis, United States) operated by 1 airlines.
81 weekly flights operate on this route flying 259mi in 1h19min.
Expect $124 in average for a one-way ticket with the cheapest option at $93.