Direct (nonstop) flights from Chicago to Rochester
2 airlines fly nonstop from Chicago O Hare International (ORD) to Greater Rochester International (ROC). It's 528 miles (850 km), about 1h 51m in the air. Operated by American Airlines, United Airlines.
American Airlines
United Airlines
Route data last updated: May 28, 2026
Airlines with non-stop flights
AA
American Airlines
UA
United Airlines
Alternative Routes
Other ways to fly from Chicago to Rochester with one stop · direct emits 98 kg CO₂ per passenger
Looking for the return flight?
ROC → ORD: Flights from Rochester to ChicagoOther direct flights from Chicago
Direct flights from Rochester (ROC)
Frequently Asked Questions
How long is the direct flight from Chicago to Rochester?
A nonstop flight from Chicago (ORD) to Rochester (ROC) takes approximately 1 hours and 51 minutes. The distance is 528 miles (850 km).
Which airlines fly nonstop from Chicago to Rochester?
2 airlines: American Airlines, United Airlines.
Is there a nonstop flight from Chicago to Rochester?
Yes. 2 airlines: American Airlines, United Airlines.
How far is Chicago from Rochester?
The flight distance from Chicago to Rochester is 528 miles (850 km), measured as the great-circle (shortest air) distance.
What type of aircraft flies from Chicago to Rochester?
At 1h 51m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Chicago to Rochester?
Roughly 98 kg CO2 per passenger one-way. That's about the same as driving 490 km.
Is the return flight from Rochester to Chicago 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 Chicago to Rochester?
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 Chicago O Hare International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.