Historical on-time performance
Norfolk to Houston
1,201 miData through Dec 2025Source: US DOT · BTS
Flights on ORF–IAH arrive on time 85% of the time over the last 12 months.
On-time rate85%arrived within 15 min
p90 delay15 min1 in 10 flights is worse (tail risk)
Cancelled3.3%of scheduled flights
based on 61 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesOn-time85%Medianon timep9015 minCancel3.3%Flights61
Why flights run late
Delay causes
- Airline10%
- Weather0%
- Air traffic (NAS)90%
- Late aircraft0%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ORF → IAH
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best day of week
On-time rates are fairly even by day on this route — ranging from 78% to 89% on time.
- Mondays89% on time · p90 10 min · 119 flights · limited
- Fridays87% on time · p90 20 min · 119 flights · limited
- Tuesdays86% on time · p90 15 min · 119 flights · limited
- Saturdays86% on time · p90 20 min · 119 flights · limited
- Wednesdays83% on time · p90 20 min · 119 flights · limited
- Thursdays79% on time · p90 20 min · 118 flights · limited
- Sundays78% on time · p90 35 min · 120 flights · limited
Advertisement
Keep exploring