Historical on-time performance
Dallas-Fort Worth to Ontario
Flights on DFW–ONT arrive on time 65% of the time over the last 12 months.
based on 2,094 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.
- Frontier AirlinesOn-time80%Medianon timep9045 minCancel2.1%Flights94
- American AirlinesOn-time64%Medianon timep9070 minCancel2.8%Flights2,000
Why flights run late
Delay causes
- Airline32%
- Weather6%
- Air traffic (NAS)9%
- Late aircraft53%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline10%
- Weather86%
- Air traffic (NAS)3%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 58 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 DFW → ONT
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 53% to 81% on time.
- Mornings81% on time · p90 35 min · 1,306 flights
- Middays79% on time · p90 40 min · 2,101 flights
- Afternoons71% on time · p90 80 min · 419 flights
- Evenings59% on time · p90 90 min · 1,284 flights
- Overnights53% on time · p90 90 min · 1,958 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 64% to 71% on time.
- Tuesdays71% on time · p90 60 min · 942 flights
- Wednesdays70% on time · p90 60 min · 947 flights
- Fridays69% on time · p90 60 min · 1,030 flights
- Thursdays69% on time · p90 70 min · 1,064 flights
- Saturdays68% on time · p90 55 min · 979 flights
- Mondays67% on time · p90 70 min · 1,027 flights
- Sundays64% on time · p90 80 min · 1,079 flights
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