OnTimeStats

Historical on-time performance

Santa Ana to Dallas

1,216 miData through Dec 2025Source: US DOT · BTS

Flights on SNA–DAL arrive on time 80% of the time over the last 12 months.

On-time rate80%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled1.0%of scheduled flights

based on 307 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).

By airline

How each carrier compares

  • Southwest Airlines
    On-time80%
    Medianon time
    p9025 min
    Cancel1.0%
    Flights307

Why flights run late

Delay causes

  • Airline33%
  • Weather0%
  • Air traffic (NAS)24%
  • Late aircraft43%
  • Security0%

Most delay minutes here are attributed to Late aircraft.

Over time

On-time trend

By season

On-time rate by month

When to fly

Best time to fly SNA → DAL

All airlines · rolling 36 months (2023-01 .. 2025-12).

Best time of day

Mornings are the most reliable time of day to fly this route — 91% on time.

  • Mornings91% on time · p90 5 min · 637 flights
  • Middays72% on time · p90 35 min · 345 flights
  • Afternoons57% on time · p90 60 min · 112 flights · limited

Best day of week

On-time rates are fairly even by day on this route — ranging from 72% to 90% on time.

  • Wednesdays90% on time · p90 10 min · 157 flights · limited
  • Saturdays89% on time · p90 15 min · 159 flights · limited
  • Tuesdays86% on time · p90 15 min · 157 flights · limited
  • Mondays80% on time · p90 25 min · 157 flights · limited
  • Fridays77% on time · p90 30 min · 156 flights · limited
  • Thursdays76% on time · p90 40 min · 154 flights · limited
  • Sundays72% on time · p90 45 min · 162 flights · limited
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Methodology

A flight is on time when it arrives within 15 minutes of schedule — the US DOT / BTS standard. Median and p90(the “1-in-10 bad day”) are read from the full arrival-delay distribution, never averaged across periods.

Figures cover a carrier’s own BTS-coded flights. Cells below ~200 flights are flagged as limited data. All numbers are pre-computed from public BTS On-Time Performance data.