Chicago (ORD) to Rapid City (RAP)
Flight time
≈ 2h 21m
Bearing
286° W
Chicago (ORD) to Rapid City (RAP) is 778 miles (1,251 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies ORD–RAP
US DOT T-100 · filed dataIn April 2026, SkyWest Airlines operated the most departures, one of 3 carriers flying nonstop ORD–RAP; the Embraer E175 was the most common aircraft at 78% of departures; flights ran 70% full.
Departures
136
April 2026
Seats
12,686
both directions
Passengers
8,881
both directions
Load factor
70.0%
passengers ÷ seats
Who flies ORD–RAP?
SkyWest Airlines operated the most nonstop ORD–RAP departures in April 2026 (58), one of 3 carriers on the route.
- OO
SkyWest Airlines
58 departures · 4,378 seats
Share of departures42.6%78.3%
Load
- MQ
Envoy Air
48 departures · 3,648 seats
Share of departures35.3%77.5%
Load
- UA
United Airlines
30 departures · 4,660 seats
Share of departures22.1%56.4%
Load
What plane flies ORD–RAP?
In April 2026, the Embraer E175 flew 78% of ORD–RAP departures — more than any other aircraft type.
- Embraer E175
106 departures · 77.9% load
77.9% - Boeing 737 MAX 8
22 departures · 53.4% load
16.2% - Boeing 737-700
8 departures · 67.2% load
5.9%
How has ORD–RAP traffic changed?
Nonstop ORD–RAP departures fell from 175 in May 2025 to 136 in April 2026.
Monthly nonstop ORD–RAP traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
175 departures · 14,157 passengers
82.1%
Load
June 2025
233 departures · 19,081 passengers
88.3%
Load
July 2025
234 departures · 18,913 passengers
88.3%
Load
August 2025
209 departures · 16,700 passengers
88.1%
Load
September 2025
147 departures · 14,335 passengers
91.7%
Load
October 2025
77 departures · 8,534 passengers
81.0%
Load
November 2025
57 departures · 3,155 passengers
78.1%
Load
December 2025
31 departures · 2,155 passengers
89.9%
Load
January 2026
10 departures · 636 passengers
87.1%
Load
February 2026
0 departures · 0 passengers
—
Load
March 2026
4 departures · 249 passengers
85.3%
Load
April 2026
136 departures · 8,881 passengers
70.0%
Load
By direction
The DOT files each direction separately — they rarely match.
ORD → RAP
66.1% full
68 departures · 4,188 passengers
RAP → ORD
74.0% full
68 departures · 4,693 passengers
Nonstop ORD–RAP 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 Rapid City (RAP)?
ORD to RAP is 778 miles (1,251 km / 676 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ORD to RAP?
A nonstop covers the 778-mile great-circle distance in roughly 2h 21m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies ORD–RAP?
In April 2026, the Embraer E175 flew the largest share of departures (77.9%), followed by the Boeing 737 MAX 8 (16.2%).
What mileage do I earn flying ORD–RAP?
Distance-based programs credit off the 778-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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