About 1 in 13 AA 3724 flights from Brownsville arrived 15+ minutes late, diverted or cancelled over the past year (8%); 1.4% were cancelled. The typical flight landed 11 minutes early.
AA 3724: BRO → DFW
Scheduled to leave Brownsville at 5:40 a.m. local time, operated by Envoy as MQ 3724. Over the past year it arrived on time 92% of the time (142 flights), in line with other AA flights on the route at that hour (94%). Last seen in the data Aug 31, 2026.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 21 | 95% |
| Tuesday | 20 | 95% |
| Wednesday | 21 | 95% |
| Thursday | 20 | 90% |
| Friday | 20 | 95% |
| Saturday | 20 | 85% |
| Sunday | 20 | 90% |
Why it was late
All flights BRO → DFW · Connecting off AA 3724? Check the risk
Questions
How often is AA 3724 from BRO to DFW late?
American Airlines 3724 from Brownsville, TX to Dallas/Fort Worth, TX arrived 15 or more minutes late, was diverted or was cancelled on 8% of 142 scheduled flights between September 2025 and August 2026. 1.4% were cancelled.
Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check American Airlines for today's flight. Method.