Dallas (DAL) to Harlingen/San Benito (HRL): On-Time Performance
Data through July 2026
The calendar drives reliability on DAL–HRL. February 2025 flights landed on schedule 93% of the time, but July 2026 dropped to 56% — a gap of 37 points. Across the full period the route averages 72% on-time against a national 78%.
- On-time
- 72%
- arrived <15 min late
- Avg delay
- 17 min
- completed flights
- Cancelled
- 1.0%
- Flights/day
- 1.0
- last 12 months
- Duration
- 1h 28m
- scheduled
- Distance
- 458 mi
Monthly on-time trend
Best time to fly from DAL to HRL
Aim for departures around 9 a.m. (88% on-time); avoid 2 p.m. departures (64%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 68% | 17 min |
| Tuesday | 79% | 16 min |
| Wednesday | 73% | 14 min |
| Thursdaybest | 79% | 16 min |
| Friday | 65% | 19 min |
| Saturday | 72% | 16 min |
| Sunday | 70% | 19 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft60%
- Airline operations27%
- National airspace system8%
- Weather5%
Frequently asked questions
- How often are flights from DAL to HRL delayed?
- 28% of DAL–HRL flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 17 minutes.
- What is the best time of day to fly from DAL to HRL?
- Departures around 9 a.m. have the best record (88% on-time), while departures around 2 p.m. have the worst (64%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from DAL to HRL?
- The scheduled DAL–HRL flight time averages 1h 28m over 458 miles. Actual arrival times vary — flights on this route land 15+ minutes late 28% of the time.
- How often are DAL to HRL flights cancelled?
- 1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from DAL to HRL?
- July 2026 was the roughest month in this dataset, with only 56% of arrivals on time. The best was February 2025 at 93%. If your dates are flexible, that 37-point gap is worth planning around.
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Based on 796 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.