Chicago (ORD) to Rochester (RST)
Flight time
≈ 1h 20m
Bearing
301° NW
Chicago (ORD) to Rochester (RST) is 268 miles (431 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies ORD–RST
Filed traffic dataIn May 2026, Envoy Air operated the most departures, one of 2 carriers flying nonstop ORD–RST; the Embraer E170 was the most common aircraft at 48% of departures; flights ran 70% full.
Departures
178
May 2026
Seats
12,120
both directions
Passengers
8,518
both directions
Load factor
70.3%
RPM ÷ ASM
Who flies ORD–RST?
Envoy Air operated the most nonstop ORD–RST departures in May 2026 (137), one of 2 carriers on the route.
- MQ
137 departures · 9,455 seats
Share of departures77.0%71.8%
Load
- OO
41 departures · 2,665 seats
Share of departures23.0%65.0%
Load
What plane flies ORD–RST?
In May 2026, the Embraer E170 flew 48% of ORD–RST departures — more than any other aircraft type.
- Embraer E170
86 departures · 75.0% load
48.3% - Embraer E175
51 departures · 67.1% load
28.6% - Bombardier CRJ-700
41 departures · 65.0% load
23.0%
How has ORD–RST traffic changed?
Nonstop ORD–RST departures fell from 184 in June 2025 to 178 in May 2026.
Monthly nonstop ORD–RST traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
184 departures · 8,738 passengers
73.1%
Load
July 2025
173 departures · 8,607 passengers
76.5%
Load
August 2025
160 departures · 8,650 passengers
78.8%
Load
September 2025
142 departures · 7,808 passengers
83.2%
Load
October 2025
176 departures · 9,139 passengers
76.1%
Load
November 2025
164 departures · 7,126 passengers
66.4%
Load
December 2025
164 departures · 7,597 passengers
70.5%
Load
January 2026
175 departures · 7,939 passengers
69.1%
Load
February 2026
172 departures · 8,567 passengers
75.6%
Load
March 2026
168 departures · 8,950 passengers
80.8%
Load
April 2026
171 departures · 8,580 passengers
73.1%
Load
May 2026
178 departures · 8,518 passengers
70.3%
Load
By direction
Each direction is filed separately — they rarely match.
ORD → RST
73.4% full
89 departures · 4,442 passengers
RST → ORD
67.1% full
89 departures · 4,076 passengers
Nonstop ORD–RST traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Chicago (ORD) from Rochester (RST)?
ORD to RST is 268 miles (431 km / 233 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ORD to RST?
A nonstop covers the 268-mile great-circle distance in roughly 1h 20m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies ORD–RST?
In May 2026, the Embraer E170 flew the largest share of departures (48.3%), followed by the Embraer E175 (28.6%).
What mileage do I earn flying ORD–RST?
Distance-based programs credit off the 268-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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