Boston (BOS) to Milwaukee (MKE)
Flight time
≈ 2h 31m
Bearing
278° W
Boston (BOS) to Milwaukee (MKE) is 858 miles (1,380 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BOS–MKE
Filed traffic dataIn July 2026, Republic Airways operated the most departures, one of 3 carriers flying nonstop BOS–MKE; the Embraer E175 was the most common aircraft at 58% of departures; flights ran 82% full.
Departures
163
July 2026
Seats
16,664
both directions
Passengers
13,714
both directions
Load factor
82.3%
RPM ÷ ASM
Who flies BOS–MKE?
Republic Airways operated the most nonstop BOS–MKE departures in July 2026 (95), one of 3 carriers on the route.
- YX
95 departures · 7,192 seats
Share of departures58.3%88.9%
Load
- B6
62 departures · 8,680 seats
Share of departures38.0%76.9%
Load
- DL
6 departures · 792 seats
Share of departures3.7%81.3%
Load
What plane flies BOS–MKE?
In July 2026, the Embraer E175 flew 58% of BOS–MKE departures — more than any other aircraft type.
- Embraer E175
95 departures · 88.9% load
58.3% - Airbus A220-300
62 departures · 76.9% load
38.0% - Airbus A319
6 departures · 81.3% load
3.7%
How has BOS–MKE traffic changed?
Nonstop BOS–MKE departures fell from 173 in August 2025 to 163 in July 2026.
Monthly nonstop BOS–MKE traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
173 departures · 14,979 passengers
87.7%
Load
September 2025
154 departures · 11,815 passengers
81.8%
Load
October 2025
161 departures · 12,639 passengers
81.6%
Load
November 2025
95 departures · 5,700 passengers
78.4%
Load
December 2025
63 departures · 3,749 passengers
64.3%
Load
January 2026
59 departures · 2,380 passengers
52.2%
Load
February 2026
52 departures · 1,785 passengers
45.2%
Load
March 2026
95 departures · 4,764 passengers
66.0%
Load
April 2026
105 departures · 5,431 passengers
64.3%
Load
May 2026
168 departures · 12,305 passengers
72.7%
Load
June 2026
159 departures · 12,859 passengers
79.1%
Load
July 2026
163 departures · 13,714 passengers
82.3%
Load
By direction
Each direction is filed separately — they rarely match.
BOS → MKE
81.2% full
82 departures · 6,798 passengers
MKE → BOS
83.4% full
81 departures · 6,916 passengers
Nonstop BOS–MKE 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 Boston (BOS) from Milwaukee (MKE)?
BOS to MKE is 858 miles (1,380 km / 745 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BOS to MKE?
A nonstop covers the 858-mile great-circle distance in roughly 2h 31m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BOS–MKE?
In July 2026, the Embraer E175 flew the largest share of departures (58.3%), followed by the Airbus A220-300 (38.0%).
What mileage do I earn flying BOS–MKE?
Distance-based programs credit off the 858-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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