Route
ATL → MDT
Hartsfield Jackson Atlanta International Airport Harrisburg International Airport
How punctual is this route?
- On-time arrivals
- 81.2%
- Less than 15 minutes late
- Cancelled
- 2.0%
- Of scheduled flights
- Average delay when late
- 66 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,036
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 38%
- Late-arriving aircraft 32%
- Air traffic control & airport 24%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 88.9% | 81 |
| October 2025 | 86.4% | 88 |
| November 2025 | 81.7% | 83 |
| December 2025 | 81.8% | 55 |
| January 2026 | 78.3% | 76 |
| February 2026 | 84.2% | 78 |
| March 2026 | 71.1% | 86 |
| April 2026 | 86.6% | 84 |
| May 2026 | 90.5% | 87 |
| June 2026 | 84.3% | 89 |
| July 2026 | 63.0% | 111 |
| August 2026 | 82.2% | 118 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Delta Air Lines | 1,036 | 81.2% | 2.0% | 66 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
In the news
More headlines →-
City Council backs $55 million in new Hartsfield-Jackson funding as construction projects multiply
The Business Journals ATL
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Over 400 flights cancelled due to severe weather at Hartsfield-Jackson Atlanta International Airport, Georgia
The Watchers - Watching the world evolve and transform ATL
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Hartsfield-Jackson Atlanta International Airport
The Aviation Hub ATL
Headlines found by Google News; stories open on the publisher's site.
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