OnTimeStats

Historical on-time performance

Washington to Lexington KY

414 miData through Dec 2025Source: US DOT · BTS

No flights recorded for last 12 months on this route.

By airline

How each carrier compares

No airline figures for this window yet.

Why flights run late

Delay causes

Delay-cause data appears once delayed flights are recorded for this window.

Over time

On-time trend

By season

On-time rate by month

When to fly

Best time to fly DCA → LEX

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 84% on time.

  • Sundays84% on time · p90 35 min · 151 flights · limited
  • Mondays82% on time · p90 40 min · 151 flights · limited
  • Thursdays82% on time · p90 50 min · 146 flights · limited
  • Wednesdays81% on time · p90 45 min · 150 flights · limited
  • Tuesdays81% on time · p90 45 min · 151 flights · limited
  • Fridays78% on time · p90 70 min · 146 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.