Historical on-time performance
New York to Houston
1,428 miData through May 2026Source: US DOT · BTS
Flights on LGA–HOU arrive on time 69% of the time over the last 12 months.
On-time rate69%arrived within 15 min
p90 delay60 min1 in 10 flights is worse (tail risk)
Cancelled2.5%of scheduled flights
based on 1,359 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time69%Medianon timep9060 minCancel2.5%Flights1,359
Why flights run late
Delay causes
- Airline23%
- Weather4%
- Air traffic (NAS)24%
- Late aircraft49%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline18%
- Weather47%
- Air traffic (NAS)35%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 34 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly LGA → HOU
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 88% on time.
- Mornings88% on time · p90 15 min · 1,128 flights
- Middays72% on time · p90 35 min · 922 flights
- Afternoons68% on time · p90 70 min · 829 flights
- Evenings60% on time · p90 100 min · 882 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 77% on time.
- Saturdays77% on time · p90 40 min · 371 flights
- Tuesdays77% on time · p90 35 min · 572 flights
- Wednesdays76% on time · p90 45 min · 572 flights
- Thursdays72% on time · p90 55 min · 570 flights
- Fridays72% on time · p90 55 min · 575 flights
- Mondays71% on time · p90 50 min · 571 flights
- Sundays69% on time · p90 55 min · 530 flights
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