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Flight Reliability

AA 5149 · American Airlines

Knoxville → Washington (TYS–DCA)

64
A Little Dicey
WanderNerd Reliability Score
82%
Arrive within 15 minutes
21 min
Average arrival delay
4.3%
Cancelled
12 min early
Median arrival delay

Based on 349 historical flights. Data through May 2026.

What the data says

Morning flights do better here.

AA 5149 departing between 6–9 AM arrived on time 82% of the time, versus 58% between 3–6 PM.

Mondays have been rough.

AA 5149 arrived on time 92% of the time on Sundays and just 67% on Mondays. That gap is worth planning around.

Better than the TYS–DCA route average.

AA 5149 arrived on time 82% of the time, versus 72% across the TYS–DCA route.

A bit ahead of the American Airlines network.

AA 5149 arrived on time 82% of the time, versus 77% across the American Airlines network.

The breakdown

On-time by weekday
  • Mon67%(46 flights)
  • Tue78%(50 flights)
  • Wed86%(51 flights)
  • Thu84%(49 flights)
  • Fri81%(47 flights)
  • Sat85%(41 flights)
  • Sun92%(47 flights)
On-time by departure window
  • 3–6 AM—(6 flights)
  • 6–9 AM82%(313 flights)
  • 3–6 PM58%(12 flights)
On-time trend by month
90%
May

Jun 91% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202591%23
July 202580%25
August 202586%28
September 202580%30
October 202577%30
November 202579%29
December 202565%23
January 202683%29
February 202688%25
March 202679%29
April 202683%30
May 202690%30
Departures on time
82%
Diverted
0.9%
Flights flown
331
Months covered
12

Same route, other flights

Keep nerding

Based on 349 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.