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Route Reliability

Philadelphia → Dayton

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

56
A Little Dicey
WanderNerd Reliability Score
68%
Arrive within 15 minutes
20 min
Average arrival delay
3.8%
Cancelled
368
Flights in the data

Data through May 2026.

American Airlines is the only airline in this data on this route, arriving on time 68% of the time across 368 flights. No comparison to make.

What the data says

The late departure is the smart one here.

PHL–DAY flights departing between 9 PM–12 AM arrived on time 90% of the time, versus 64% between 6–9 PM.

Thursdays have been rough.

PHL–DAY flights arrived on time 75% of the time on Tuesdays and just 58% on Thursdays. That gap is worth planning around.

Keep a backup plan handy.

This route was cancelled 3.8% of the time. Typical for U.S. flights is around 1–2%.

Trending in the right direction.

PHL–DAY flights arrived on time 76% of the time over the last three months in the data, compared with 63% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon72%(50 flights)
  • Tue75%(51 flights)
  • Wed71%(52 flights)
  • Thu58%(48 flights)
  • Fri66%(50 flights)
  • Sat69%(51 flights)
  • Sun62%(52 flights)
On-time by departure window
  • 12–3 PM—(2 flights)
  • 3–6 PM—(9 flights)
  • 6–9 PM64%(304 flights)
  • 9 PM–12 AM90%(39 flights)
On-time trend by month
87%
May

Jun 53% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202553%32
July 202538%29
August 202577%30
September 202583%30
October 202590%31
November 202548%29
December 202543%28
January 202672%29
February 202673%26
March 202662%29
April 202680%30
May 202687%31

Keep nerding

Based on 368 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.