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Flight Reliability

AA 4725 · American Airlines

Boston → Indianapolis (BOS–IND)99% of its flights flew this route. The rest (EYW–MIA, MIA–EYW) are included in these numbers.

87
Pretty Reliable
WanderNerd Reliability Score
91%
Arrive within 15 minutes
10 min early
Average arrival delay
2.9%
Cancelled
17 min early
Median arrival delay

Based on 344 historical flights. Data through May 2026.

What the data says

Skip Monday if you can.

AA 4725 arrived on time 96% of the time on Fridays. On Mondays: 82%.

Better than the BOS–IND route average.

AA 4725 arrived on time 91% of the time, versus 82% across the BOS–IND route.

Better than the American Airlines network average.

AA 4725 arrived on time 91% of the time, versus 77% across the American Airlines network.

Trending in the right direction.

AA 4725 arrived on time 91% of the time over the last three months in the data, compared with 84% in the three months before that.

The breakdown

On-time by weekday
  • Mon82%(49 flights)
  • Tue96%(47 flights)
  • Wed90%(49 flights)
  • Thu92%(47 flights)
  • Fri96%(48 flights)
  • Sat88%(43 flights)
  • Sun92%(51 flights)
On-time by departure window
  • 6–9 AM91%(329 flights)
  • 9 AM–12 PM—(4 flights)
  • 6–9 PM—(1 flights)
On-time trend by month
96%
May

Jun 96% → May 96% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202596%25
July 202596%25
August 2025100%28
September 202583%30
October 202597%31
November 202593%30
December 202583%29
January 202688%25
February 202681%26
March 202687%31
April 202690%30
May 202696%24
Departures on time
93%
Diverted
0%
Flights flown
334
Months covered
12

Same route, other flights

Keep nerding

Based on 344 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.