Chicago (ORD) to Rochester (ROC)
Flight time
≈ 1h 51m
Bearing
78° E
Chicago (ORD) to Rochester (ROC) is 526 miles (847 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies ORD–ROC
US DOT T-100 · filed dataIn April 2026, Envoy Air operated the most departures, one of 5 carriers flying nonstop ORD–ROC; the Embraer E175 was the most common aircraft at 57% of departures; flights ran 75% full.
Departures
436
April 2026
Seats
36,509
both directions
Passengers
27,502
both directions
Load factor
75.3%
passengers ÷ seats
Who flies ORD–ROC?
Envoy Air operated the most nonstop ORD–ROC departures in April 2026 (208), one of 5 carriers on the route.
- MQ
Envoy Air
208 departures · 15,170 seats
Share of departures47.7%69.5%
Load
- OO
SkyWest Airlines
90 departures · 5,400 seats
Share of departures20.6%76.6%
Load
- UA
United Airlines
64 departures · 10,607 seats
Share of departures14.7%78.9%
Load
- YX
Republic Airways
63 departures · 4,782 seats
Share of departures14.4%84.6%
Load
- G7
GoJet Airlines
11 departures · 550 seats
Share of departures2.5%73.6%
Load
What plane flies ORD–ROC?
In April 2026, the Embraer E175 flew 57% of ORD–ROC departures — more than any other aircraft type.
- Embraer E175
248 departures · 73.4% load
56.9% - Bombardier CRJ-550
65 departures · 77.1% load
14.9% - Embraer E170
59 departures · 73.2% load
13.5% - Boeing 737-800
47 departures · 80.1% load
10.8% - Boeing 737-900ER
7 departures · 73.7% load
1.6% - Boeing 737 MAX 9
4 departures · 71.7% load
0.9% - Airbus A319
4 departures · 80.4% load
0.9% - Boeing 737 MAX 8
2 departures · 83.7% load
0.5%
How has ORD–ROC traffic changed?
Nonstop ORD–ROC departures fell from 478 in May 2025 to 436 in April 2026.
Monthly nonstop ORD–ROC traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
478 departures · 34,478 passengers
91.8%
Load
June 2025
428 departures · 31,631 passengers
86.7%
Load
July 2025
413 departures · 36,886 passengers
90.7%
Load
August 2025
395 departures · 35,906 passengers
90.5%
Load
September 2025
424 departures · 34,306 passengers
81.6%
Load
October 2025
456 departures · 35,458 passengers
86.1%
Load
November 2025
433 departures · 30,704 passengers
77.2%
Load
December 2025
403 departures · 29,229 passengers
80.9%
Load
January 2026
311 departures · 21,105 passengers
75.6%
Load
February 2026
320 departures · 22,291 passengers
79.5%
Load
March 2026
350 departures · 24,350 passengers
79.4%
Load
April 2026
436 departures · 27,502 passengers
75.3%
Load
By direction
The DOT files each direction separately — they rarely match.
ORD → ROC
77.3% full
219 departures · 14,115 passengers
ROC → ORD
73.3% full
217 departures · 13,387 passengers
Nonstop ORD–ROC traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Rochester
US
Frederick Douglass Greater Rochester International Airport
Coordinates
43.12°N, 77.67°W
Hemisphere
N · W
Frequently asked
How far is Chicago (ORD) from Rochester (ROC)?
ORD to ROC is 526 miles (847 km / 457 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ORD to ROC?
A nonstop covers the 526-mile great-circle distance in roughly 1h 51m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies ORD–ROC?
In April 2026, the Embraer E175 flew the largest share of departures (56.9%), followed by the Bombardier CRJ-550 (14.9%).
What mileage do I earn flying ORD–ROC?
Distance-based programs credit off the 526-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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