Buffalo (BUF) to Washington (DCA)
Flight time
≈ 1h 24m
Bearing
162° S
Buffalo (BUF) to Washington (DCA) is 296 miles (476 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BUF–DCA
US DOT T-100 · filed dataIn April 2026, PSA Airlines operated the most departures, one of 3 carriers flying nonstop BUF–DCA; the Bombardier CRJ-700 was the most common aircraft at 60% of departures; flights ran 73% full.
Departures
174
April 2026
Seats
12,390
both directions
Passengers
9,078
both directions
Load factor
73.3%
passengers ÷ seats
Who flies BUF–DCA?
PSA Airlines operated the most nonstop BUF–DCA departures in April 2026 (118), one of 3 carriers on the route.
- OH
PSA Airlines
118 departures · 7,822 seats
Share of departures67.8%74.6%
Load
- MQ
Envoy Air
50 departures · 3,800 seats
Share of departures28.7%73.6%
Load
- AA
American Airlines
6 departures · 768 seats
Share of departures3.4%58.3%
Load
What plane flies BUF–DCA?
In April 2026, the Bombardier CRJ-700 flew 60% of BUF–DCA departures — more than any other aircraft type.
- Bombardier CRJ-700
104 departures · 76.1% load
59.8% - Embraer E175
50 departures · 73.6% load
28.7% - Bombardier CRJ-900
14 departures · 64.7% load
8.1% - Airbus A319
6 departures · 58.3% load
3.5%
How has BUF–DCA traffic changed?
Nonstop BUF–DCA departures fell from 230 in May 2025 to 174 in April 2026.
Monthly nonstop BUF–DCA traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
230 departures · 13,288 passengers
82.2%
Load
June 2025
204 departures · 10,676 passengers
77.4%
Load
July 2025
206 departures · 12,046 passengers
86.2%
Load
August 2025
232 departures · 13,847 passengers
87.2%
Load
September 2025
232 departures · 13,699 passengers
83.5%
Load
October 2025
191 departures · 11,540 passengers
84.0%
Load
November 2025
168 departures · 8,973 passengers
75.1%
Load
December 2025
166 departures · 8,984 passengers
73.9%
Load
January 2026
163 departures · 8,175 passengers
68.9%
Load
February 2026
157 departures · 7,994 passengers
72.5%
Load
March 2026
170 departures · 9,246 passengers
79.3%
Load
April 2026
174 departures · 9,078 passengers
73.3%
Load
By direction
The DOT files each direction separately — they rarely match.
BUF → DCA
70.7% full
87 departures · 4,382 passengers
DCA → BUF
75.8% full
87 departures · 4,696 passengers
Nonstop BUF–DCA 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
Frequently asked
How far is Buffalo (BUF) from Washington (DCA)?
BUF to DCA is 296 miles (476 km / 257 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BUF to DCA?
A nonstop covers the 296-mile great-circle distance in roughly 1h 24m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BUF–DCA?
In April 2026, the Bombardier CRJ-700 flew the largest share of departures (59.8%), followed by the Embraer E175 (28.7%).
What mileage do I earn flying BUF–DCA?
Distance-based programs credit off the 296-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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