Direct (nonstop) flights from Ottawa to Chicago
1 airline flys nonstop from Ottawa Macdonald Cartier International (YOW) to Chicago O Hare International (ORD). It's 654 miles (1,053 km), about 2h 32m in the air. Operated by United Airlines.
United Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
UA
United Airlines
Alternative Routes
Other ways to fly from Ottawa to Chicago with one stop · direct emits 121 kg CO₂ per passenger
Looking for the return flight?
ORD → YOW: Flights from Chicago to OttawaOther direct flights from Ottawa
Direct flights from Chicago (ORD)
Frequently Asked Questions
How long is the direct flight from Ottawa to Chicago?
A nonstop flight from Ottawa (YOW) to Chicago (ORD) takes approximately 2 hours and 32 minutes. The distance is 654 miles (1,053 km).
Which airlines fly nonstop from Ottawa to Chicago?
Just United Airlines.
Is there a nonstop flight from Ottawa to Chicago?
Yes. 1 airline: United Airlines.
How far is Ottawa from Chicago?
The flight distance from Ottawa to Chicago is 654 miles (1,053 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as the length of Italy.
What is the time difference between Ottawa and Chicago?
Chicago is 1 hour behind Ottawa. (America/Toronto vs America/Chicago.)
What type of aircraft flies from Ottawa to Chicago?
At 2h 32m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
Do I need a visa to travel from Canada to USA?
Depends on your passport. Check with the USA embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Ottawa to Chicago?
Roughly 121 kg CO2 per passenger one-way. That's about the same as driving 605 km.
Is the return flight from Chicago to Ottawa also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Ottawa to Chicago?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Ottawa Macdonald Cartier International for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.