ORD → DAY: 61% on-time

Historical on-time performance

Chicago to Dayton

240 miData through May 2026Source: US DOT · BTS

Flights on ORD–DAY arrive on time 61% of the time over the last 12 months.

On-time rate61%arrived within 15 min

p90 delay120 min1 in 10 flights is worse (tail risk)

Cancelled4.8%of scheduled flights

based on 1,603 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
United Airlines⚠ low data	79%	on time	45 min	1.6%	61
Envoy Airbest	77%	on time	50 min	3.0%	230
Republic Airways⚠ low data	64%	on time	50 min	8.9%	45
SkyWest Airlines	59%	on time	90 min	5.3%	455
PSA Airlines	57%	on time	175 min	5.0%	812

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 77 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).

On-time rates are fairly even by time of day on this route — ranging from 68% to 75% on time.

On-time rates are fairly even by day on this route — ranging from 68% to 76% on time.

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