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Route Reliability

Fort Lauderdale → Washington

FLL–IAD · 901 miles · Fort Lauderdale–Hollywood International Airport to Washington Dulles International Airport

92
Nerd Approved
WanderNerd Reliability Score
86%
Arrive within 15 minutes
1 min
Average arrival delay
0.4%
Cancelled
743
Flights in the data

Data through May 2026.

Airlines on this route

  • United Airlines86% on time · 732 flights
  • Frontier Airlines73% on time · 11 flights

Too little history on this route to call a winner. We rank airlines only after 100 flights each.

What the data says

Morning-you made the right choice.

FLL–IAD flights departing between 9 AM–12 PM arrived on time 91% of the time, versus 74% between 3–6 PM.

Sunday scaries are real for this one.

FLL–IAD flights arrived on time 94% of the time on Tuesdays and just 75% on Sundays. That gap is worth planning around.

Ticking up lately.

FLL–IAD flights arrived on time 86% of the time over the last three months in the data, compared with 82% 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
  • Mon89%(109 flights)
  • Tue94%(90 flights)
  • Wed86%(90 flights)
  • Thu94%(112 flights)
  • Fri80%(113 flights)
  • Sat87%(112 flights)
  • Sun75%(114 flights)
On-time by departure window
  • 6–9 AM90%(172 flights)
  • 9 AM–12 PM91%(90 flights)
  • 12–3 PM85%(327 flights)
  • 3–6 PM74%(53 flights)
  • 6–9 PM85%(98 flights)
On-time trend by month
86%
May

Jun 85% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202585%60
July 202587%61
August 202594%49
September 202593%30
October 202592%37
November 202585%60
December 202588%76
January 202679%57
February 202679%65
March 202683%83
April 202688%81
May 202686%81

Same trip, other airports

Keep nerding

Based on 743 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.