DCA → IAH American Airlines

American Airlines · Washington, DC to Houston, TX · 787 flights, 2025-09-03 to 2026-06-30 · aggregated across 24 flight numbers

This route runs much more reliably at some times of day than others — 85% on-time departing 6–9am vs. 43% departing 3–6pm.
On-time arrival
75%
Median delay
-8 min
90th percentile
+58 min
Cancellation rate
5%

How on-time is American Airlines from DCA to IAH?

Across every American Airlines flight number on DCA → IAH (787 flights, 2025-09-03 to 2026-06-30), 75% arrived within 15 minutes of schedule. Median arrival delay -8 min; the worst 10% ran +58 min or later. 5% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time55275%
16-30 min547%
31-60 min618%
61-120 min466%
2+ hrs264%

Performance by month

MonthFlightsOn-timeAvg delay
2025-097076%+8 min
2025-108283%-9 min
2025-116876%+3 min
2025-127968%+13 min
2026-017480%+2 min
2026-026878%+1 min
2026-037281%-10 min
2026-048079%-1 min
2026-057856%+22 min
2026-066871%+21 min

Performance by day of week

DayFlightsOn-time
Mon11878%
Tue12278%
Wed12273%
Thu12174%
Fri11774%
Sat3882%
Sun10168%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…