Buffalo (BUF) to Baltimore (BWI)
Flight time
≈ 1h 22m
Bearing
157° SE
Buffalo (BUF) to Baltimore (BWI) is 281 miles (453 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BUF–BWI
Filed traffic dataIn June 2026, Southwest Airlines was the only carrier flying nonstop BUF–BWI; the Boeing 737-700 was the most common aircraft at 53% of departures; flights ran 81% full.
Departures
295
June 2026
Seats
45,659
both directions
Passengers
36,801
both directions
Load factor
80.6%
RPM ÷ ASM
Who flies BUF–BWI?
Southwest Airlines was the only carrier to fly nonstop BUF–BWI in June 2026 (295 departures).
- WN
295 departures · 45,659 seats
Share of departures100.0%80.6%
Load
What plane flies BUF–BWI?
In June 2026, the Boeing 737-700 flew 53% of BUF–BWI departures — more than any other aircraft type.
- Boeing 737-700
157 departures · 83.9% load
53.2% - Boeing 737 MAX 8
88 departures · 79.0% load
29.8% - Boeing 737-800
50 departures · 75.3% load
17.0%
How has BUF–BWI traffic changed?
Nonstop BUF–BWI departures rose from 275 in July 2025 to 295 in June 2026.
Monthly nonstop BUF–BWI traffic, trailing 12 months through June 2026. Bars scale to the busiest month; months with no filed service show as zero.
July 2025
275 departures · 37,343 passengers
79.9%
Load
August 2025
294 departures · 39,465 passengers
84.8%
Load
September 2025
296 departures · 34,904 passengers
75.0%
Load
October 2025
298 departures · 38,633 passengers
78.7%
Load
November 2025
286 departures · 31,738 passengers
71.0%
Load
December 2025
295 departures · 32,778 passengers
72.4%
Load
January 2026
245 departures · 26,353 passengers
69.9%
Load
February 2026
251 departures · 26,633 passengers
66.6%
Load
March 2026
285 departures · 35,198 passengers
80.0%
Load
April 2026
296 departures · 36,004 passengers
75.8%
Load
May 2026
307 departures · 39,447 passengers
79.6%
Load
June 2026
295 departures · 36,801 passengers
80.6%
Load
By direction
Each direction is filed separately — they rarely match.
BUF → BWI
79.2% full
148 departures · 18,125 passengers
BWI → BUF
82.0% full
147 departures · 18,676 passengers
Nonstop BUF–BWI 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
Baltimore
US
Baltimore/Washington International Thurgood Marshall Airport
Coordinates
39.18°N, 76.67°W
Hemisphere
N · W
Frequently asked
How far is Buffalo (BUF) from Baltimore (BWI)?
BUF to BWI is 281 miles (453 km / 245 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BUF to BWI?
A nonstop covers the 281-mile great-circle distance in roughly 1h 22m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BUF–BWI?
In June 2026, the Boeing 737-700 flew the largest share of departures (53.2%), followed by the Boeing 737 MAX 8 (29.8%).
What mileage do I earn flying BUF–BWI?
Distance-based programs credit off the 281-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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