Skip to content
WanderNerd
Check a flight

Flight Reliability

AA 353 · American Airlines

Chicago → Tampa (ORD–TPA)94% of its flights flew this route. The rest (ORD–SLC) are included in these numbers.

71
Usually Fine
WanderNerd Reliability Score
68%
Arrive within 15 minutes
15 min
Average arrival delay
0%
Cancelled
2 min early
Median arrival delay

Based on 217 historical flights. Data through May 2026.

What the data says

The 12–3 PM departure wins.

AA 353 departing between 12–3 PM arrived on time 83% of the time, versus 66% between 6–9 PM.

Sunday scaries are real for this one.

AA 353 arrived on time 87% of the time on Thursdays and just 47% on Sundays. That gap is worth planning around.

A bit behind the ORD–TPA route.

AA 353 arrived on time 68% of the time, versus 74% across the ORD–TPA route.

Lagging the American Airlines network.

AA 353 arrived on time 68% of the time, versus 77% across the American Airlines network.

The breakdown

On-time by weekday
  • Mon52%(31 flights)
  • Tue74%(31 flights)
  • Wed74%(31 flights)
  • Thu87%(31 flights)
  • Fri63%(30 flights)
  • Sat77%(30 flights)
  • Sun47%(32 flights)
On-time by departure window
  • 12–3 PM83%(12 flights)
  • 3–6 PM—(8 flights)
  • 6–9 PM66%(196 flights)
On-time trend by month
53%
May

Jun 67% → May 53% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%30
July 202567%30
August 202561%31
September 202573%30
October 202579%28
February 202682%11
April 202667%24
May 202653%30
Departures on time
64%
Diverted
0.5%
Flights flown
216
Months covered
10

Same route, other flights

Keep nerding

Based on 217 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.