Flight Check

Best Airline: ATL to MDT

Atlanta to Harrisburg — airline reliability comparison

Endeavor Air is the most reliable airline on the ATL to MDT route with a 91% on-time rate, compared to Delta Air Lines at 86%. Based on 356 flights tracked.

This route involves high-congestion airports, which can affect reliability regardless of airline.

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

Endeavor Air91%
SkyWest Airlines88%
Delta Air Lines86%

ATL to MDT Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Endeavor Air9EBest91%0.5%48m356
SkyWest AirlinesOO88%0.0%62m85
Delta Air LinesDLWorst86%1.0%58m3,115

Route Overview

86%
Overall On-Time
60m
Avg Delay
1%
Cancel Rate
3,584
Total Flights
ATL to MDT Route DetailsReturn: MDT to ATL
ATL AirportMDT Airport

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