Rochester (ROC) to Chicago (ORD) flights

Envoy Air, United Airlines, Republic Airline, SkyWest Airlines fly nonstop from Frederick Douglass Greater Rochester International Airport to Chicago O'Hare International Airport, with about 47 flights a week in July 2026. The 528-mile flight takes about 2h 9m gate to gate.

From
ROC
Rochester
Frederick Douglass Greater Rochester International Airport
To
ORD
Chicago
Chicago O'Hare International Airport
Distance
528 mi · 850 km
Flight time
2h 9m
Airlines
4
Seats filled
81%
Flights a week, July 2026
2,399 flights and 180,339 passengers in 12 months
ORDORDROC
Map data: Natural Earth. Lines follow the shortest (great-circle) path.

Airlines flying ROC to ORD

AirlineFlights a weekAircraftPassengers (12 months)Flight time
Envoy Air14Embraer E175, Embraer E17042,3722h 5m
United Airlines13Boeing 737-900ER, Boeing 737-800, Boeing 737-700 / MAX 775,8932h 14m
Republic Airline12Embraer E175, Embraer E17045,9032h 7m
SkyWest Airlines9Bombardier CRJ550, Embraer E175, Bombardier CRJ70012,0592h 16m
GoJet AirlinesSeasonal or endedn/aBombardier CRJ5504,1122h 12m

Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.

ROC to ORD flight schedule

15 flight numbers flew this route in August 2026, 6 of them almost daily. The first usually leaves at 5:00am and the last at 8:32pm. Times are local and can change; check with the airline before you book.

FlightDepartsArrivesDays flown in August 2026On time (12 months)
AA 4247American Airlines · operated by Envoy Air5:00am5:54am497%
AA 3769American Airlines · operated by Envoy Air5:52am7:00am23100%
AA 4512American Airlines · operated by Republic Airline5:59am7:00am4n/a
UA 1778United Airlines6:20am7:28am1080%
UA 2008United Airlines6:30am7:38am2174%
UA 4614United Airlines · operated by GoJet Airlines9:56am11:09am1477%
UA 5840United Airlines · operated by SkyWest Airlines10:15am11:31am6n/a
UA 3507United Airlines · operated by Republic Airline10:42am11:53am891%
AA 4104American Airlines · operated by Envoy Air11:29am12:35pm2783%
AA 3775American Airlines · operated by Envoy Air11:30am12:34pm489%
UA 3494United Airlines · operated by Republic Airline12:25pm1:38pm1087%
UA 3647United Airlines · operated by Republic Airline12:45pm1:58pm2179%
UA 2059United Airlines5:52pm7:00pm2949%
AA 6243American Airlines · operated by SkyWest Airlines8:26pm9:44pm2765%
AA 6438American Airlines · operated by SkyWest Airlines8:32pm9:50pm458%

Is ROC to ORD on time?

From September 2025 to August 2026, 75% of 2,472 flights arrived within 15 minutes of schedule and 2.4% were cancelled. Flights leaving around 10am were the most punctual (88%), those around 5pm the least (49%). Most delay time was caused by late-arriving aircraft (37%).

AirlineFlightsOn timeAverage delayCancelled
United Airlines1,32673%31 min2%
American Airlines1,14677%21 min2.9%

Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.

On-time arrivals by departure time

Scheduled departureFlightsOn time, relativeOn time
5am to 6am120
94%
6am to 7am523
82%
7am to 8am63
82%
10am to 11am246
88%
11am to 12pm286
79%
12pm to 1pm122
86%
1pm to 2pm267
80%
2pm to 3pm60
71%
5pm to 6pm418
49%
6pm to 7pm104
63%
7pm to 8pm66
68%
8pm to 9pm147
61%

Flights by month

MonthFlightsFlights, relativePassengers
August 2025197
17,804
September 2025212
17,021
October 2025229
17,978
November 2025216
15,431
December 2025202
14,890
January 2026156
10,703
February 2026161
11,266
March 2026173
12,227
April 2026217
13,387
May 2026220
16,727
June 2026207
15,387
July 2026209
17,518

Related

Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.