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 May 2026, Republic Airways operated the most departures, one of 4 carriers flying nonstop BOS–MKE; the Embraer E175 was the most common aircraft at 62% of departures; flights ran 73% full.
Departures
168
May 2026
Seats
16,923
both directions
Passengers
12,305
both directions
Load factor
72.7%
RPM ÷ ASM
Who flies BOS–MKE?
Republic Airways operated the most nonstop BOS–MKE departures in May 2026 (104), one of 4 carriers on the route.
- YX
104 departures · 7,904 seats
Share of departures61.9%82.3%
Load
- B6
62 departures · 8,680 seats
Share of departures36.9%64.8%
Load
- DL
1 departures · 160 seats
Share of departures0.6%86.3%
Load
- UA
1 departures · 179 seats
Share of departures0.6%21.8%
Load
What plane flies BOS–MKE?
In May 2026, the Embraer E175 flew 62% of BOS–MKE departures — more than any other aircraft type.
- Embraer E175
104 departures · 82.3% load
61.9% - Airbus A220-300
62 departures · 64.8% load
36.9% - Boeing 737-800
1 departures · 86.3% load
0.6% - Boeing 737-900ER
1 departures · 21.8% load
0.6%
How has BOS–MKE traffic changed?
Nonstop BOS–MKE departures held steady at about 168 a month between June 2025 and May 2026.
Monthly nonstop BOS–MKE traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
168 departures · 13,755 passengers
83.2%
Load
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
By direction
Each direction is filed separately — they rarely match.
BOS → MKE
72.2% full
85 departures · 6,228 passengers
MKE → BOS
73.3% full
83 departures · 6,077 passengers
Nonstop BOS–MKE 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 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 May 2026, the Embraer E175 flew the largest share of departures (61.9%), followed by the Airbus A220-300 (36.9%).
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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