Which airline has the most delays PHL to DTW?

Frontier Airlines has the lowest on-time rate on the PHL to DTW route at 69%.

Which airline cancels the most flights PHL to DTW?

Frontier Airlines has the highest cancellation rate on this route at 5.1%.

Best Airline: PHL to DTW

Q: Which airline is most reliable PHL to DTW?

Endeavor Air is the most reliable airline on the PHL to DTW route with a 90% on-time arrival rate.

Philadelphia to Detroit — airline reliability comparison

Endeavor Air is the most reliable airline on the PHL to DTW route with a 90% on-time rate, compared to Frontier Airlines at 69%. Based on 163 flights tracked.

This route involves weather-prone airports, which can affect reliability regardless of airline.

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

Endeavor Air90%

Delta Air Lines86%

Republic Airways86%

PSA Airlines81%

American Airlines79%

Spirit Airlines77%

SkyWest Airlines76%

Frontier Airlines69%

PHL to DTW Airline Comparison

Airline	On-Time %	Cancel %	Avg Delay	Flights
Endeavor Air9EBest	90%	0.0%	123m	163
Delta Air LinesDL	86%	1.4%	103m	5,158
Republic AirwaysYX	86%	2.6%	120m	369
PSA AirlinesOH	81%	3.8%	84m	2,011
American AirlinesAA	79%	1.9%	79m	1,337
Spirit AirlinesNK	77%	1.0%	63m	900
SkyWest AirlinesOO	76%	1.4%	115m	304
Frontier AirlinesF9Worst	69%	5.1%	59m	182

Route Overview

82%

Overall On-Time

90m

Avg Delay

2.2%

Cancel Rate

10,643

Total Flights

PHL to DTW Route Details Return: DTW to PHL

PHL Airport DTW Airport

Flying out of PHL? We'll brief you.

Delays, TSA, weather, gates — we'll let you know if something matters.

Data last updated October 2026. Source: Bureau of Transportation Statistics.