About 1 in 2 AA 1771 flights from Dallas arrived 15+ minutes late, diverted or cancelled over the past year (44%); 4.1% were cancelled. The typical flight landed 6 minutes late.
AA 1771: DFW → LAS
Scheduled to leave Dallas at 6:20 p.m. local time. Over the past year it arrived on time 56% of the time (320 flights), in line with other AA flights on the route at that hour (54%). Last seen in the data Aug 31, 2026.
Month by month
By day of week
| Day | Flights | On time |
|---|---|---|
| Monday | 49 | 63% |
| Tuesday | 44 | 61% |
| Wednesday | 42 | 76% |
| Thursday | 49 | 57% |
| Friday | 45 | 40% |
| Saturday | 39 | 62% |
| Sunday | 52 | 38% |
Why it was late
All flights DFW → LAS · Connecting off AA 1771? Check the risk
Questions
How often is AA 1771 from DFW to LAS late?
American Airlines 1771 from Dallas/Fort Worth, TX to Las Vegas, NV arrived 15 or more minutes late, was diverted or was cancelled on 44% of 320 scheduled flights between September 2025 and August 2026. 4.1% 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.