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Route Reliability

Buffalo → Washington

BUF–DCA · 296 miles · Buffalo Niagara International Airport to Ronald Reagan Washington National Airport

40
Bring Snacks
WanderNerd Reliability Score
66%
Arrive within 15 minutes
33 min
Average arrival delay
5.5%
Cancelled
1,188
Flights in the data

Data through May 2026.

American Airlines is the only airline in this data on this route, arriving on time 66% of the time across 1,188 flights. No comparison to make.

What the data says

Morning flights do better here.

BUF–DCA flights departing between 3–6 AM arrived on time 89% of the time, versus 49% between 3–6 PM.

Monday is the weak spot.

BUF–DCA flights arrived on time 72% of the time on Saturdays. On Mondays: 60%.

Keep a backup plan handy.

This route was cancelled 5.5% of the time. Typical for U.S. flights is around 1–2%.

Trending in the right direction.

BUF–DCA flights arrived on time 69% of the time over the last three months in the data, compared with 60% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon60%(159 flights)
  • Tue71%(165 flights)
  • Wed66%(162 flights)
  • Thu68%(161 flights)
  • Fri62%(162 flights)
  • Sat72%(143 flights)
  • Sun64%(170 flights)
On-time by departure window
  • 3–6 AM89%(299 flights)
  • 6–9 AM85%(52 flights)
  • 9 AM–12 PM75%(117 flights)
  • 12–3 PM56%(354 flights)
  • 3–6 PM49%(300 flights)
On-time trend by month
74%
May

Jun 64% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202564%104
July 202557%101
August 202574%115
September 202578%116
October 202572%96
November 202554%84
December 202555%83
January 202668%82
February 202656%78
March 202661%85
April 202674%87
May 202674%91

Same trip, other airports

Keep nerding

Based on 1,188 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.