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
Filed traffic dataIn June 2026, PSA Airlines operated the most departures, one of 2 carriers flying nonstop BUF–DCA; the Bombardier CRJ-900 was the most common aircraft at 79% of departures; flights ran 79% full.
Departures
158
June 2026
Seats
11,744
both directions
Passengers
9,299
both directions
Load factor
79.2%
RPM ÷ ASM
Who flies BUF–DCA?
PSA Airlines operated the most nonstop BUF–DCA departures in June 2026 (149), one of 2 carriers on the route.
- OH
149 departures · 11,060 seats
Share of departures94.3%80.7%
Load
- YX
9 departures · 684 seats
Share of departures5.7%54.1%
Load
What plane flies BUF–DCA?
In June 2026, the Bombardier CRJ-900 flew 79% of BUF–DCA departures — more than any other aircraft type.
- Bombardier CRJ-900
125 departures · 81.4% load
79.1% - Bombardier CRJ-700
24 departures · 76.9% load
15.2% - Embraer E175
9 departures · 54.1% load
5.7%
How has BUF–DCA traffic changed?
Nonstop BUF–DCA departures fell from 206 in July 2025 to 158 in June 2026.
Monthly nonstop BUF–DCA traffic, trailing 12 months through June 2026. Bars scale to the busiest month; months with no filed service show as zero.
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
May 2026
182 departures · 10,476 passengers
79.0%
Load
June 2026
158 departures · 9,299 passengers
79.2%
Load
By direction
Each direction is filed separately — they rarely match.
DCA → BUF
83.5% full
80 departures · 4,975 passengers
BUF → DCA
74.8% full
78 departures · 4,324 passengers
Nonstop BUF–DCA 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 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 June 2026, the Bombardier CRJ-900 flew the largest share of departures (79.1%), followed by the Bombardier CRJ-700 (15.2%).
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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