HOU → LGA Southwest Airlines

Southwest Airlines · Houston, TX to New York, NY · 1,359 flights, 2025-07-01 to 2026-06-30 · aggregated across 45 flight numbers

This route runs much more reliably at some times of day than others — 95% on-time departing 3–6am vs. 34% departing 3–6pm.
On-time arrival
67%
Median delay
+4 min
90th percentile
+72 min
Cancellation rate
2%

How on-time is Southwest Airlines from HOU to LGA?

Across every Southwest Airlines flight number on HOU → LGA (1,359 flights, 2025-07-01 to 2026-06-30), 67% arrived within 15 minutes of schedule. Median arrival delay +4 min; the worst 10% ran +72 min or later. 2% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time88267%
16-30 min14811%
31-60 min1149%
61-120 min1078%
2+ hrs584%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0711078%+13 min
2025-0811078%+8 min
2025-0910784%-1 min
2025-1010963%+27 min
2025-1110968%+21 min
2025-1211667%+18 min
2026-0111084%+1 min
2026-029776%+9 min
2026-0310641%+45 min
2026-0411358%+27 min
2026-0511459%+29 min
2026-0610854%+28 min

Performance by day of week

DayFlightsOn-time
Mon19768%
Tue20571%
Wed20370%
Thu20263%
Fri20267%
Sat12874%
Sun17260%

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