Historical on-time performance
Oklahoma City to Houston
419 miData through May 2026Source: US DOT · BTS
Flights on OKC–HOU arrive on time 81% of the time over the last 12 months.
On-time rate81%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled0.9%of scheduled flights
based on 1,270 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time81%Medianon timep9035 minCancel0.9%Flights1,270
Why flights run late
Delay causes
- Airline12%
- Weather4%
- Air traffic (NAS)28%
- Late aircraft55%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline18%
- Weather73%
- Air traffic (NAS)9%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 11 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 OKC → 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 — 92% on time.
- Mornings92% on time · p90 5 min · 1,206 flights
- Middays84% on time · p90 25 min · 1,080 flights
- Afternoons77% on time · p90 35 min · 688 flights
- Evenings73% on time · p90 40 min · 798 flights
- Overnights69% on time · p90 70 min · 150 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 79% to 85% on time.
- Wednesdays85% on time · p90 25 min · 559 flights
- Saturdays84% on time · p90 25 min · 445 flights
- Tuesdays84% on time · p90 30 min · 565 flights
- Mondays84% on time · p90 25 min · 607 flights
- Thursdays81% on time · p90 25 min · 600 flights
- Fridays80% on time · p90 30 min · 606 flights
- Sundays79% on time · p90 30 min · 540 flights
Keep exploring