Flight Check

Best Airline: MDT to ORD

Harrisburg to Chicago — airline reliability comparison

United Airlines is the most reliable airline on the MDT to ORD route with a 85% on-time rate, compared to American Airlines at 70%. Based on 1,595 flights tracked.

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

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

United Airlines85%
Republic Airways84%
76%
SkyWest Airlines74%
American Airlines70%

MDT to ORD Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
United AirlinesUABest85%1.2%69m1,595
Republic AirwaysYX84%1.6%51m773
MQ76%1.8%77m880
SkyWest AirlinesOO74%2.6%91m1,156
American AirlinesAAWorst70%4.8%126m264

Route Overview

80%
Overall On-Time
81m
Avg Delay
2.1%
Cancel Rate
4,742
Total Flights
MDT to ORD Route DetailsReturn: ORD to MDT
MDT AirportORD Airport

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