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Route Reliability

Dallas–Fort Worth → Washington

DFW–IAD · 1,172 miles · Dallas Fort Worth International Airport to Washington Dulles International Airport

77
Usually Fine
WanderNerd Reliability Score
79%
Arrive within 15 minutes
10 min
Average arrival delay
2.2%
Cancelled
1,962
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.Frontier Airlines91%155 flights
  2. 2.United Airlines85%976 flights
  3. 3.American Airlines70%831 flights

What the data says

Morning flights do better here.

DFW–IAD flights departing between 9 AM–12 PM arrived on time 97% of the time, versus 63% between 6–9 PM.

Sunday scaries are real for this one.

DFW–IAD flights arrived on time 84% of the time on Tuesdays. On Sundays: 73%.

Frontier Airlines has a clear lead on this route.

Frontier Airlines arrived on time 91% of the time on this route; American Airlines managed 70%.

Slipping a little lately.

DFW–IAD flights arrived on time 80% of the time over the last three months in the data, compared with 84% 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
  • Mon78%(296 flights)
  • Tue84%(234 flights)
  • Wed77%(239 flights)
  • Thu78%(294 flights)
  • Fri83%(302 flights)
  • Sat80%(259 flights)
  • Sun73%(289 flights)
On-time by departure window
  • 3–6 AM94%(36 flights)
  • 6–9 AM89%(515 flights)
  • 9 AM–12 PM97%(32 flights)
  • 12–3 PM76%(663 flights)
  • 3–6 PM80%(380 flights)
  • 6–9 PM63%(287 flights)
On-time trend by month
78%
May

Jun 73% → May 78% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202573%185
July 202568%176
August 202577%168
September 202589%184
October 202579%172
November 202573%142
December 202576%138
January 202689%130
February 202687%143
March 202678%147
April 202684%155
May 202678%173

Same trip, other airports

Keep nerding

Based on 1,962 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.