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Route Reliability

Charlotte → Washington

CLT–IAD · 322 miles · Charlotte Douglas International Airport to Washington Dulles International Airport

79
Usually Fine
WanderNerd Reliability Score
82%
Arrive within 15 minutes
5 min
Average arrival delay
2.7%
Cancelled
2,763
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.United Airlines85%1,262 flights
  2. 2.American Airlines80%1,501 flights

What the data says

Morning flights do better here.

CLT–IAD flights departing between 6–9 AM arrived on time 92% of the time, versus 71% between 3–6 PM.

Tuesday comes out ahead.

A small edge: 84% on time on Tuesdays against 78% on Sundays.

United Airlines has a slight edge here.

United Airlines arrived on time 85% of the time on this route; American Airlines managed 80%.

Ticking up lately.

CLT–IAD flights arrived on time 87% of the time over the last three months in the data, compared with 81% 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
  • Mon82%(407 flights)
  • Tue84%(361 flights)
  • Wed84%(360 flights)
  • Thu80%(394 flights)
  • Fri84%(406 flights)
  • Sat84%(346 flights)
  • Sun78%(412 flights)
On-time by departure window
  • 6–9 AM92%(522 flights)
  • 9 AM–12 PM87%(553 flights)
  • 12–3 PM79%(602 flights)
  • 3–6 PM71%(199 flights)
  • 6–9 PM80%(562 flights)
  • 9 PM–12 AM72%(248 flights)
On-time trend by month
88%
May

Jun 75% → May 88% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202575%260
July 202573%244
August 202579%247
September 202590%222
October 202587%231
November 202583%223
December 202573%240
January 202687%191
February 202683%175
March 202683%195
April 202688%219
May 202688%239

Same trip, other airports

Keep nerding

Based on 2,763 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.