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WanderNerd

Route Reliability

Miami → Washington

MIADCA · 919 miles · Miami International Airport to Ronald Reagan Washington National Airport

72
Usually Fine
WanderNerd Reliability Score
75%
Arrive within 15 minutes
10 min
Average arrival delay
2.3%
Cancelled
3,962
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.American Airlines75%3,570 flights
  2. 2.Delta Air Lines74%392 flights

What the data says

Morning flights do better here.

MIA–DCA flights departing between 6–9 AM arrived on time 90% of the time, versus 62% between 3–6 PM.

Sunday scaries are real for this one.

MIA–DCA flights arrived on time 80% of the time on Tuesdays. On Sundays: 70%.

Not much between American Airlines and Delta Air Lines.

On this route they all land within 74% to 75% on time. Pick on schedule and price.

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
  • Mon75%(547 flights)
  • Tue80%(560 flights)
  • Wed76%(562 flights)
  • Thu77%(554 flights)
  • Fri72%(565 flights)
  • Sat76%(505 flights)
  • Sun70%(560 flights)
On-time by departure window
  • 6–9 AM90%(701 flights)
  • 9 AM–12 PM80%(948 flights)
  • 12–3 PM73%(462 flights)
  • 3–6 PM62%(693 flights)
  • 6–9 PM68%(690 flights)
  • 9 PM–12 AM76%(359 flights)
On-time trend by month
81%
May

Jun 72% → May 81% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202572%312
July 202559%303
August 202574%334
September 202580%324
October 202580%334
November 202576%302
December 202577%343
January 202674%312
February 202676%297
March 202669%328
April 202682%329
May 202681%335

Based on 3,962 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.