Historical on-time performance
Houston to Mcallen
Flights on IAH–MFE arrive on time 80% of the time over the last 12 months.
based on 528 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- United AirlinesOn-time81%Medianon timep9040 minCancel0.6%Flights350
- SkyWest AirlinesOn-time76%Medianon timep9070 minCancel1.1%Flights178
Why flights run late
Delay causes
- Airline43%
- Weather4%
- Air traffic (NAS)11%
- Late aircraft42%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline50%
- Weather25%
- Air traffic (NAS)25%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 4 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 IAH → MFE
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 76% to 84% on time.
- Middays84% on time · p90 45 min · 243 flights
- Mornings81% on time · p90 45 min · 177 flights · limited
- Afternoons79% on time · p90 65 min · 346 flights
- Evenings77% on time · p90 40 min · 486 flights
- Overnights76% on time · p90 55 min · 948 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 72% to 83% on time.
- Wednesdays83% on time · p90 25 min · 329 flights
- Tuesdays81% on time · p90 40 min · 313 flights
- Thursdays78% on time · p90 55 min · 324 flights
- Mondays78% on time · p90 60 min · 324 flights
- Saturdays78% on time · p90 45 min · 277 flights
- Fridays76% on time · p90 55 min · 328 flights
- Sundays72% on time · p90 65 min · 305 flights
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