Boise (BOI) to Chicago (MDW)
Flight time
≈ 3h 41m
Bearing
85° E
Boise (BOI) to Chicago (MDW) is 1,444 miles (2,324 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BOI–MDW
Filed traffic dataIn July 2026, Southwest Airlines was the only carrier flying nonstop BOI–MDW; the Boeing 737 MAX 8 was the most common aircraft at 63% of departures; flights ran 94% full.
Departures
52
July 2026
Seats
8,758
both directions
Passengers
8,238
both directions
Load factor
94.1%
RPM ÷ ASM
Who flies BOI–MDW?
Southwest Airlines was the only carrier to fly nonstop BOI–MDW in July 2026 (52 departures).
- WN
52 departures · 8,758 seats
Share of departures100.0%94.1%
Load
What plane flies BOI–MDW?
In July 2026, the Boeing 737 MAX 8 flew 63% of BOI–MDW departures — more than any other aircraft type.
- Boeing 737 MAX 8
33 departures · 93.3% load
63.5% - Boeing 737-800
10 departures · 93.8% load
19.2% - Boeing 737-700
9 departures · 98.0% load
17.3%
How has BOI–MDW traffic changed?
Nonstop BOI–MDW departures rose from 38 in August 2025 to 52 in July 2026.
Monthly nonstop BOI–MDW traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
38 departures · 5,373 passengers
87.5%
Load
September 2025
34 departures · 4,648 passengers
86.0%
Load
October 2025
2 departures · 331 passengers
94.6%
Load
November 2025
0 departures · 0 passengers
—
Load
December 2025
0 departures · 0 passengers
—
Load
January 2026
0 departures · 0 passengers
—
Load
February 2026
0 departures · 0 passengers
—
Load
March 2026
0 departures · 0 passengers
—
Load
April 2026
0 departures · 0 passengers
—
Load
May 2026
0 departures · 0 passengers
—
Load
June 2026
45 departures · 7,254 passengers
94.9%
Load
July 2026
52 departures · 8,238 passengers
94.1%
Load
By direction
Each direction is filed separately — they rarely match.
BOI → MDW
93.6% full
26 departures · 4,259 passengers
MDW → BOI
94.6% full
26 departures · 3,979 passengers
Nonstop BOI–MDW traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Boise (BOI) from Chicago (MDW)?
BOI to MDW is 1,444 miles (2,324 km / 1,255 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BOI to MDW?
A nonstop covers the 1,444-mile great-circle distance in roughly 3h 41m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BOI–MDW?
In July 2026, the Boeing 737 MAX 8 flew the largest share of departures (63.5%), followed by the Boeing 737-800 (19.2%).
What mileage do I earn flying BOI–MDW?
Distance-based programs credit off the 1,444-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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