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Route Reliability

Burlington → Washington

BTV–IAD · 441 miles · Burlington International Airport to Washington Dulles International Airport

69
Usually Fine
WanderNerd Reliability Score
76%
Arrive within 15 minutes
21 min
Average arrival delay
2.3%
Cancelled
1,274
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 76% of the time across 1,274 flights. No comparison to make.

What the data says

Morning-you made the right choice.

BTV–IAD flights departing between 3–6 AM arrived on time 84% of the time, versus 70% between 6–9 PM.

Thursday has been the better bet.

A small edge: 79% on time on Thursdays against 74% on Sundays.

Trending in the right direction.

BTV–IAD flights arrived on time 81% of the time over the last three months in the data, compared with 66% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon75%(178 flights)
  • Tue77%(171 flights)
  • Wed78%(178 flights)
  • Thu79%(177 flights)
  • Fri76%(186 flights)
  • Sat74%(165 flights)
  • Sun74%(188 flights)
On-time by departure window
  • 3–6 AM84%(203 flights)
  • 9 AM–12 PM83%(358 flights)
  • 12–3 PM70%(369 flights)
  • 6–9 PM70%(313 flights)
On-time trend by month
85%
May

Jun 82% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202582%130
July 202576%106
August 202583%105
September 202586%81
October 202583%106
November 202554%82
December 202548%106
January 202664%87
February 202686%97
March 202674%117
April 202686%119
May 202685%107

Same trip, other airports

Keep nerding

Based on 1,274 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.