Nonstop flights from Ottawa to Chicago
United Airlines flies this route 3 times a day.
YOWOttawa International
653 mi · 21 flights a week
ORDChicago O'Hare International
When they leave
Ottawa time6:25a5:20pFirst departure 6:25 AM, last 5:20 PM
Two in the morning, 6:25 AM to 10:44 AM, then one evening flight at 5:20 PM. Every flight runs daily.
Every flight
Earliest first
Schedules last checked Sep 19, 2026. Times are local.
Flying from Ottawa to Chicago
United Airlines is the only airline flying nonstop from Ottawa to Chicago, 3 times a day on the Embraer 175 and Airbus A319.
The first arrival in Chicago is at 7:45 AM and the last at 6:47 PM. The flight covers 653 miles.
Flying back, Chicago to Ottawa has 21 nonstop flights a week.
Return flights
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Find the cheapest day to fly from Ottawa to Chicago.
Schedules as of Oct 9, 2026.