AA1873 ORD → LAS

American Airlines · Chicago, IL to Las Vegas, NV · 35 flights observed, 2025-07-01 to 2025-08-05 · 1,514 mi

This flight has been getting more reliable recently — 2025-08's on-time rate (100%) is well above the 68% average from earlier months.

AA1873 covers more than one route in the data window — the stats below are for ORD → LAS, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
73%
Median delay
-2 min
90th percentile
+44 min
Cancellation rate
0%

How often is AA1873 on time?

Across 35 flights on ORD → LAS from 2025-07-01 to 2025-08-05, AA1873 arrived within 15 minutes of schedule 73% of the time. The median arrival delay was -2 min, and the worst 10% of flights arrived +44 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time2473%
16-30 min412%
31-60 min39%
61-120 min26%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-072868%+9 min
2025-085100%-11 min

Performance by day of week

DayFlightsOn-time
Mon560%
Tue580%
Wed560%
Thu475%
Fri560%
Sat4100%
Sun580%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…