Decatur (DEC) to Chicago (ORD)
Flight time
≈ 1h 07m
Bearing
18° N
Decatur (DEC) to Chicago (ORD) is 156 miles (252 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies DEC–ORD
Filed traffic dataIn May 2026, SkyWest Airlines was the only carrier flying nonstop DEC–ORD; the Bombardier CRJ-200 was the most common aircraft at 100% of departures; flights ran 34% full.
Departures
106
May 2026
Seats
5,300
both directions
Passengers
1,789
both directions
Load factor
33.8%
RPM ÷ ASM
Who flies DEC–ORD?
SkyWest Airlines was the only carrier to fly nonstop DEC–ORD in May 2026 (106 departures).
- OO
106 departures · 5,300 seats
Share of departures100.0%33.8%
Load
What plane flies DEC–ORD?
In May 2026, the Bombardier CRJ-200 flew 100% of DEC–ORD departures.
- Bombardier CRJ-200
106 departures · 33.8% load
100.0%
How has DEC–ORD traffic changed?
Nonstop DEC–ORD departures held steady at about 106 a month between June 2025 and May 2026.
Monthly nonstop DEC–ORD traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
106 departures · 1,914 passengers
36.1%
Load
July 2025
101 departures · 1,890 passengers
37.4%
Load
August 2025
103 departures · 1,791 passengers
34.8%
Load
September 2025
102 departures · 1,712 passengers
33.6%
Load
October 2025
110 departures · 1,695 passengers
30.8%
Load
November 2025
94 departures · 1,541 passengers
32.8%
Load
December 2025
102 departures · 1,996 passengers
39.1%
Load
January 2026
100 departures · 1,362 passengers
27.2%
Load
February 2026
98 departures · 1,366 passengers
27.9%
Load
March 2026
90 departures · 1,442 passengers
32.0%
Load
April 2026
97 departures · 1,422 passengers
29.3%
Load
May 2026
106 departures · 1,789 passengers
33.8%
Load
By direction
Each direction is filed separately — they rarely match.
DEC → ORD
34.7% full
53 departures · 920 passengers
ORD → DEC
32.8% full
53 departures · 869 passengers
Nonstop DEC–ORD 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
Decatur
US
Decatur Airport
Coordinates
39.83°N, 88.87°W
Hemisphere
N · W
Frequently asked
How far is Decatur (DEC) from Chicago (ORD)?
DEC to ORD is 156 miles (252 km / 136 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from DEC to ORD?
A nonstop covers the 156-mile great-circle distance in roughly 1h 07m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies DEC–ORD?
In May 2026, the Bombardier CRJ-200 flew the largest share of departures (100.0%).
What mileage do I earn flying DEC–ORD?
Distance-based programs credit off the 156-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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