Chicago (ORD) to Pittsburgh (PIT)
Flight time
≈ 1h 37m
Bearing
102° E
Chicago (ORD) to Pittsburgh (PIT) is 411 miles (662 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies ORD–PIT
US DOT T-100 · filed dataIn April 2026, Republic Airways operated the most departures, one of 6 carriers flying nonstop ORD–PIT; the Embraer E175 was the most common aircraft at 49% of departures; flights ran 69% full.
Departures
685
April 2026
Seats
75,892
both directions
Passengers
52,236
both directions
Load factor
68.8%
passengers ÷ seats
Who flies ORD–PIT?
Republic Airways operated the most nonstop ORD–PIT departures in April 2026 (250), one of 6 carriers on the route.
- YX
Republic Airways
250 departures · 18,945 seats
Share of departures36.5%75.2%
Load
- UA
United Airlines
213 departures · 33,413 seats
Share of departures31.1%71.5%
Load
- AA
American Airlines
127 departures · 16,600 seats
Share of departures18.5%57.1%
Load
- OO
SkyWest Airlines
87 departures · 6,504 seats
Share of departures12.7%65.7%
Load
- G7
GoJet Airlines
6 departures · 300 seats
Share of departures0.9%78.3%
Load
- MQ
Envoy Air
2 departures · 130 seats
Share of departures0.3%89.2%
Load
What plane flies ORD–PIT?
In April 2026, the Embraer E175 flew 49% of ORD–PIT departures — more than any other aircraft type.
- Embraer E175
337 departures · 72.8% load
49.2% - Airbus A319
128 departures · 58.6% load
18.7% - Airbus A320
89 departures · 75.6% load
13.0% - Boeing 737-800
71 departures · 68.6% load
10.4% - Boeing 737 MAX 8
23 departures · 67.5% load
3.4% - Boeing 737-700
12 departures · 71.1% load
1.8% - Boeing 737-900ER
6 departures · 66.5% load
0.9% - Bombardier CRJ-550
6 departures · 78.3% load
0.9% - Boeing 737 MAX 9
5 departures · 77.9% load
0.7% - Airbus A321neo
4 departures · 46.8% load
0.6% - Embraer E170
2 departures · 89.2% load
0.3% - Airbus A321
2 departures · 35.8% load
0.3%
How has ORD–PIT traffic changed?
Nonstop ORD–PIT departures rose from 657 in May 2025 to 685 in April 2026.
Monthly nonstop ORD–PIT traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
657 departures · 53,159 passengers
79.6%
Load
June 2025
676 departures · 57,018 passengers
82.0%
Load
July 2025
669 departures · 59,630 passengers
77.2%
Load
August 2025
671 departures · 59,210 passengers
79.4%
Load
September 2025
694 departures · 56,551 passengers
77.9%
Load
October 2025
745 departures · 62,898 passengers
76.0%
Load
November 2025
635 departures · 51,128 passengers
72.8%
Load
December 2025
611 departures · 45,756 passengers
74.4%
Load
January 2026
525 departures · 37,902 passengers
66.5%
Load
February 2026
520 departures · 42,388 passengers
70.5%
Load
March 2026
577 departures · 48,478 passengers
69.5%
Load
April 2026
685 departures · 52,236 passengers
68.8%
Load
By direction
The DOT files each direction separately — they rarely match.
PIT → ORD
70.6% full
343 departures · 26,727 passengers
ORD → PIT
67.1% full
342 departures · 25,509 passengers
Nonstop ORD–PIT 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
Frequently asked
How far is Chicago (ORD) from Pittsburgh (PIT)?
ORD to PIT is 411 miles (662 km / 358 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ORD to PIT?
A nonstop covers the 411-mile great-circle distance in roughly 1h 37m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies ORD–PIT?
In April 2026, the Embraer E175 flew the largest share of departures (49.2%), followed by the Airbus A319 (18.7%).
What mileage do I earn flying ORD–PIT?
Distance-based programs credit off the 411-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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