Best Time to Fly MDT to DFW: On-Time Stats by Hour & Airline
Harrisburg International → Dallas/Fort Worth International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 82.7% of Harrisburg (MDT) to Dallas/Fort Worth (DFW) flights arrived on time (365 scheduled flights). That is 5.0 points above the national average of 77.6%.
American Airlines was the only reporting airline with regular flights on this route.
September has been the best month (92% on time) and Tuesday the weakest day of the week (77%).
3.3% of flights were cancelled, versus 1.8% nationally.
MDT to DFW on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| American Airlines | 82.7% | 126 min | 3.3% | 365 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MDT to DFW
On-time arrival % by scheduled departure hour (local time), 730 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 93.2% | 3.3% | 61 |
| 6am–7am | 84.0% | 2.4% | 551 |
| 7am–8am | 83.2% | 3.4% | 117 |
| 5pm–6pm | Limited data | 1 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MDT to DFW
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 12 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 67.7% | -18.0 pts | 0.0% | 31 |
| Summer peak (Jun 15 - Aug 15) | 85.2% | -0.4 pts | 1.6% | 124 |
| All other days | 85.7% | — | 3.0% | 563 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).