OnTimeStats

Historical on-time performance

Chicago to Bentonville

522 miData through Dec 2025Source: US DOT · BTS

Flights on ORD–XNA arrive on time 74% of the time over the last 12 months.

On-time rate74%arrived within 15 min
p90 delay50 min1 in 10 flights is worse (tail risk)
Cancelled1.5%of scheduled flights

based on 1,486 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).

By airline

How each carrier compares

Too close to call — no single carrier is clearly more on-time here.

  • SkyWest Airlines
    On-time77%
    Medianon time
    p9060 min
    Cancel0.6%
    Flights159
  • Envoy Air
    On-time73%
    Medianon time
    p9050 min
    Cancel1.7%
    Flights1,327

Why flights run late

Delay causes

  • Airline19%
  • Weather13%
  • 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 ORD → XNA

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

Best time of day

On-time rates are fairly even by time of day on this route — ranging from 73% to 83% on time.

  • Mornings83% on time · p90 25 min · 1,733 flights
  • Middays80% on time · p90 35 min · 840 flights
  • Afternoons79% on time · p90 40 min · 997 flights
  • Evenings73% on time · p90 50 min · 1,462 flights
  • Overnights73% on time · p90 55 min · 451 flights

Best day of week

On-time rates are fairly even by day on this route — ranging from 75% to 82% on time.

  • Tuesdays82% on time · p90 30 min · 679 flights
  • Mondays81% on time · p90 35 min · 851 flights
  • Saturdays80% on time · p90 30 min · 700 flights
  • Wednesdays78% on time · p90 45 min · 776 flights
  • Fridays77% on time · p90 40 min · 834 flights
  • Sundays76% on time · p90 50 min · 812 flights
  • Thursdays75% on time · p90 40 min · 831 flights
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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.