LGA → IAH Delta Air Lines

Delta Air Lines · New York, NY to Houston, TX · 1,342 flights, 2025-07-01 to 2026-06-30 · aggregated across 8 flight numbers

This route is usually on time, but has a real long-delay tail — typical (median) delay is -12 min, while the worst 10% run +70 min or later.
On-time arrival
75%
Median delay
-12 min
90th percentile
+70 min
Cancellation rate
4%

How on-time is Delta Air Lines from LGA to IAH?

Across every Delta Air Lines flight number on LGA → IAH (1,342 flights, 2025-07-01 to 2026-06-30), 75% arrived within 15 minutes of schedule. Median arrival delay -12 min; the worst 10% ran +70 min or later. 4% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time96575%
16-30 min806%
31-60 min907%
61-120 min776%
2+ hrs726%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0711368%+13 min
2025-0811286%+2 min
2025-0911280%+2 min
2025-1011066%+20 min
2025-1110569%+17 min
2025-129856%+50 min
2026-0110382%+3 min
2026-029488%-12 min
2026-039979%-5 min
2026-0411080%-1 min
2026-0511770%+8 min
2026-0611178%-5 min

Performance by day of week

DayFlightsOn-time
Mon19773%
Tue20679%
Wed19277%
Thu19273%
Fri20078%
Sat10779%
Sun19069%

DL flight numbers on LGA → IAH

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