DAY → ORD: 68% on-time

Historical on-time performance

Dayton to Chicago

240 miData through May 2026Source: US DOT · BTS

Flights on DAY–ORD arrive on time 68% of the time over the last 12 months.

On-time rate68%arrived within 15 min

p90 delay90 min1 in 10 flights is worse (tail risk)

Cancelled4.5%of scheduled flights

based on 1,600 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).

By airline

How each carrier compares

Airline	On-time	Median	p90	Cancel	Flights
Republic Airways⚠ low data	84%	on time	10 min	8.9%	45
United Airlines⚠ low data	82%	on time	30 min	1.6%	61
Envoy Airbest	76%	on time	45 min	3.1%	228
PSA Airlines	68%	on time	105 min	4.2%	810
SkyWest Airlines	61%	on time	110 min	5.7%	456

Why flights run late

Most delay minutes here are attributed to Late aircraft.

When flights don't go

Most cancellations here are attributed to Weather. Shares are among 72 cancellations with a reported cause (BTS reports causes from June 2003).

Over time

By season

When to fly

All airlines · rolling 36 months (2023-06 .. 2026-05).

Mornings are the most reliable time of day to fly this route — 83% on time.

On-time rates are fairly even by day on this route — ranging from 71% to 77% on time.

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