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Route Reliability

Dayton → Philadelphia

DAY–PHL · 477 miles · Dayton International Airport to Philadelphia International Airport

96
Nerd Approved
WanderNerd Reliability Score
92%
Arrive within 15 minutes
6 min early
Average arrival delay
0.8%
Cancelled
366
Flights in the data

Data through May 2026.

American Airlines is the only airline in this data on this route, arriving on time 92% of the time across 366 flights. No comparison to make.

What the data says

Departure time hasn't mattered much.

On-time rates stay between 92% and 92% across the day.

Friday is doing you no favors.

DAY–PHL flights arrived on time 96% of the time on Tuesdays. On Fridays: 88%.

Trending in the right direction.

DAY–PHL flights arrived on time 95% of the time over the last three months in the data, compared with 87% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon88%(51 flights)
  • Tue96%(51 flights)
  • Wed93%(54 flights)
  • Thu94%(51 flights)
  • Fri88%(51 flights)
  • Sat92%(52 flights)
  • Sun92%(52 flights)
On-time by departure window
  • 3–6 AM92%(66 flights)
  • 6–9 AM92%(290 flights)
  • 9 AM–12 PM—(2 flights)
  • 6–9 PM—(4 flights)
On-time trend by month
94%
May

Jun 94% → May 94% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202594%34
July 2025100%31
August 202591%32
September 202590%30
October 202593%29
November 202590%29
December 202583%30
January 202690%29
February 202689%26
March 202694%31
April 202697%30
May 202694%31

Keep nerding

Based on 366 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.