How delayed is Harrisburg, PA (MDT)?

Harrisburg, PA has an on-time rate of 81.2%. The average delay is 15.6 min.

What causes delays at MDT?

The main delay causes at MDT are carrier issues (39.7%), weather (7.2%), NAS/air traffic control (17.3%), and late arriving aircraft (35.7%).

What is the best time to fly from MDT?

The best time to fly from MDT is at 5:00 with a 91.6% on-time rate. Oct is the best month with 86.9% on-time flights.

Harrisburg, PA

Harrisburg, PA, PA — MDT

On-Time Rate

81.2%

2019-2025

Avg Delay

15.6 min

when delayed

Cancel Rate

2.5%

flights cancelled

Total Flights

35,491

2019-2025

Best Month

Oct

86.9% on-time

Worst Month

Jul

75.9% on-time

Best Departure Time

5:00

91.6% on-time

12-Month On-Time Trend

Delay Causes

Best Time to Fly (By Hour)

Seasonal Pattern

Airlines at MDT

Airline	Flights	On-Time	Avg Delay
Allegiant Air	5,683	69.1%	N/A
PSA Airlines	4,723	85.2%	N/A
SkyWest Airlines	4,683	79.4%	N/A
Delta Air Lines	4,623	86.8%	N/A
American Airlines	4,458	82.7%	N/A
Endeavor Air	3,667	90.1%	N/A
Envoy Air	3,158	80.9%	N/A
United Airlines	1,876	84.3%	N/A
Republic Airways	1,594	79.9%	N/A
Frontier Airlines	947	70.0%	N/A

Most Delayed Routes

Destination	On-Time
MDT → FLLFort Lauderdale, FL	52.8%
MDT → SFBSanford, FL	66.1%
MDT → MYRMyrtle Beach, SC	67.2%
MDT → BNANashville, TN	68.6%
MDT → PGDPunta Gorda, FL	69.2%

Most Punctual Routes

Destination	On-Time
MDT → ATLAtlanta, GA	87.5%
MDT → DTWDetroit, MI	86.3%
MDT → DFWDallas/Fort Worth, TX	84.6%
MDT → CLTCharlotte, NC	84.0%
MDT → EWRNewark, NJ	81.0%

Was your flight from Harrisburg, PA delayed?

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Data source: Bureau of Transportation Statistics (BTS) On-Time Performance dataset. Statistics are based on reported flight data from 2019 through November 2025 and are not real-time. See our data methodology for details.