Flight Check

Best Airline: GSP to DTW

Greenville to Detroit — airline reliability comparison

Delta Air Lines is the most reliable airline on the GSP to DTW route with a 93% on-time rate, compared to SkyWest Airlines at 83%. Based on 962 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

Delta Air Lines93%
Endeavor Air83%
SkyWest Airlines83%

GSP to DTW Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Delta Air LinesDLBest93%1.6%91m962
Endeavor Air9E83%0.4%60m408
SkyWest AirlinesOOWorst83%2.1%134m526

Route Overview

88%
Overall On-Time
95m
Avg Delay
1.4%
Cancel Rate
1,977
Total Flights
GSP to DTW Route DetailsReturn: DTW to GSP
GSP AirportDTW Airport

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