Baltimore (BWI) to Milwaukee (MKE)
Flight time
≈ 2h 05m
Bearing
298° NW
Baltimore (BWI) to Milwaukee (MKE) is 640 miles (1,029 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BWI–MKE
US DOT T-100 · filed dataIn April 2026, Southwest Airlines operated the most departures, one of 2 carriers flying nonstop BWI–MKE; the Boeing 737 MAX 8 was the most common aircraft at 36% of departures; flights ran 67% full.
Departures
121
April 2026
Seats
19,242
both directions
Passengers
12,833
both directions
Load factor
66.7%
passengers ÷ seats
Who flies BWI–MKE?
Southwest Airlines operated the most nonstop BWI–MKE departures in April 2026 (118), one of 2 carriers on the route.
- WN
Southwest Airlines
118 departures · 19,092 seats
Share of departures97.5%67.2%
Load
- ZW
Air Wisconsin Airlines
3 departures · 150 seats
Share of departures2.5%0.0%
Load
What plane flies BWI–MKE?
In April 2026, the Boeing 737 MAX 8 flew 36% of BWI–MKE departures — more than any other aircraft type.
- Boeing 737 MAX 8
43 departures · 69.1% load
35.5% - Boeing 737-700
41 departures · 67.0% load
33.9% - Boeing 737-800
34 departures · 65.0% load
28.1% - Bombardier CRJ-200
3 departures · 0.0% load
2.5%
How has BWI–MKE traffic changed?
Nonstop BWI–MKE departures fell from 138 in May 2025 to 121 in April 2026.
Monthly nonstop BWI–MKE traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
138 departures · 16,637 passengers
74.7%
Load
June 2025
176 departures · 20,621 passengers
71.7%
Load
July 2025
176 departures · 21,415 passengers
75.0%
Load
August 2025
156 departures · 20,374 passengers
83.1%
Load
September 2025
158 departures · 17,801 passengers
72.8%
Load
October 2025
176 departures · 19,591 passengers
74.3%
Load
November 2025
147 departures · 14,574 passengers
62.8%
Load
December 2025
147 departures · 14,508 passengers
61.0%
Load
January 2026
85 departures · 6,190 passengers
49.9%
Load
February 2026
94 departures · 6,776 passengers
52.8%
Load
March 2026
116 departures · 10,961 passengers
61.6%
Load
April 2026
121 departures · 12,833 passengers
66.7%
Load
By direction
The DOT files each direction separately — they rarely match.
MKE → BWI
61.6% full
62 departures · 5,819 passengers
BWI → MKE
71.6% full
59 departures · 7,014 passengers
Nonstop BWI–MKE traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Baltimore
US
Baltimore/Washington International Thurgood Marshall Airport
Coordinates
39.18°N, 76.67°W
Hemisphere
N · W
Frequently asked
How far is Baltimore (BWI) from Milwaukee (MKE)?
BWI to MKE is 640 miles (1,029 km / 556 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BWI to MKE?
A nonstop covers the 640-mile great-circle distance in roughly 2h 05m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BWI–MKE?
In April 2026, the Boeing 737 MAX 8 flew the largest share of departures (35.5%), followed by the Boeing 737-700 (33.9%).
What mileage do I earn flying BWI–MKE?
Distance-based programs credit off the 640-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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