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 June 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 79% full.
Departures
159
June 2026
Seats
16,258
both directions
Passengers
12,859
both directions
Load factor
79.1%
RPM ÷ ASM
Who flies BOS–MKE?
Republic Airways operated the most nonstop BOS–MKE departures in June 2026 (93), one of 3 carriers on the route.
- YX
93 departures · 7,068 seats
Share of departures58.5%88.0%
Load
- B6
60 departures · 8,400 seats
Share of departures37.7%71.2%
Load
- DL
6 departures · 790 seats
Share of departures3.8%83.8%
Load
What plane flies BOS–MKE?
In June 2026, the Embraer E175 flew 58% of BOS–MKE departures — more than any other aircraft type.
- Embraer E175
93 departures · 88.0% load
58.5% - Airbus A220-300
60 departures · 71.2% load
37.7% - Airbus A319
6 departures · 83.8% load
3.8%
How has BOS–MKE traffic changed?
Nonstop BOS–MKE departures fell from 164 in July 2025 to 159 in June 2026.
Monthly nonstop BOS–MKE traffic, trailing 12 months through June 2026. Bars scale to the busiest month; months with no filed service show as zero.
July 2025
164 departures · 13,852 passengers
84.7%
Load
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
By direction
Each direction is filed separately — they rarely match.
MKE → BOS
80.8% full
80 departures · 6,594 passengers
BOS → MKE
77.4% full
79 departures · 6,265 passengers
Nonstop BOS–MKE traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through June 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 June 2026, the Embraer E175 flew the largest share of departures (58.5%), followed by the Airbus A220-300 (37.7%).
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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