Boise (BOI) to Chicago (ORD)
Flight time
≈ 3h 40m
Bearing
85° E
Boise (BOI) to Chicago (ORD) is 1,433 miles (2,307 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BOI–ORD
Filed traffic dataIn May 2026, American Airlines operated the most departures, one of 3 carriers flying nonstop BOI–ORD; the Embraer E175 was the most common aircraft at 34% of departures; flights ran 86% full.
Departures
185
May 2026
Seats
21,756
both directions
Passengers
18,813
both directions
Load factor
86.5%
RPM ÷ ASM
Who flies BOI–ORD?
American Airlines operated the most nonstop BOI–ORD departures in May 2026 (62), one of 3 carriers on the route.
- AA
62 departures · 8,904 seats
Share of departures33.5%90.6%
Load
- OO
62 departures · 4,490 seats
Share of departures33.5%88.3%
Load
- UA
61 departures · 8,362 seats
Share of departures33.0%81.1%
Load
What plane flies BOI–ORD?
In May 2026, the Embraer E175 flew 34% of BOI–ORD departures — more than any other aircraft type.
- Embraer E175
62 departures · 88.3% load
33.5% - Airbus A319
61 departures · 89.8% load
33.0% - Boeing 737-800
31 departures · 82.6% load
16.8% - Boeing 737-700
24 departures · 90.1% load
13.0% - Boeing 737-900ER
4 departures · 56.6% load
2.2% - Boeing 737 MAX 8
2 departures · 97.1% load
1.1% - Airbus A320
1 departures · 42.7% load
0.5%
How has BOI–ORD traffic changed?
Nonstop BOI–ORD departures rose from 172 in June 2025 to 185 in May 2026.
Monthly nonstop BOI–ORD traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
172 departures · 14,487 passengers
89.9%
Load
July 2025
185 departures · 15,301 passengers
90.0%
Load
August 2025
182 departures · 18,874 passengers
91.9%
Load
September 2025
181 departures · 20,001 passengers
90.5%
Load
October 2025
184 departures · 22,477 passengers
89.5%
Load
November 2025
169 departures · 13,190 passengers
75.7%
Load
December 2025
206 departures · 12,300 passengers
81.3%
Load
January 2026
191 departures · 10,554 passengers
75.0%
Load
February 2026
170 departures · 9,700 passengers
77.3%
Load
March 2026
181 departures · 11,279 passengers
83.1%
Load
April 2026
181 departures · 13,305 passengers
82.7%
Load
May 2026
185 departures · 18,813 passengers
86.5%
Load
By direction
Each direction is filed separately — they rarely match.
ORD → BOI
84.7% full
93 departures · 9,238 passengers
BOI → ORD
88.2% full
92 departures · 9,575 passengers
Nonstop BOI–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
Frequently asked
How far is Boise (BOI) from Chicago (ORD)?
BOI to ORD is 1,433 miles (2,307 km / 1,246 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BOI to ORD?
A nonstop covers the 1,433-mile great-circle distance in roughly 3h 40m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BOI–ORD?
In May 2026, the Embraer E175 flew the largest share of departures (33.5%), followed by the Airbus A319 (33.0%).
What mileage do I earn flying BOI–ORD?
Distance-based programs credit off the 1,433-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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