PlainFlights

Route · DAY → ORD · 2020–2025 BTS data

Dayton to Chicago

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), DAY to ORD (Dayton to Chicago) ranks #2352 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

81%
On-time
+2 pts
vs US avg
90 min
Delay when late
5,354
Flights
#2352 of 4927
Corpus placement

Cancelled

2.3%

Best Month

Sep 2025 89%

Worst Month

Feb 2025 63%

Distance

240 mi

Carriers

16

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 176 62 10 0 YX,OH,MQ,UA,OO
Nov 2025 229 58 18 0 OO,UA,MQ,OH
Oct 2025 166 19 0 0 OH,OO,UA,YX,MQ
Sep 2025 116 13 2 1 UA,OH,YX,MQ
Aug 2025 121 37 8 0 OO,OH
Jul 2025 106 35 4 1 OH,OO,YX
Jun 2025 185 52 2 0 OH,OO
May 2025 138 21 2 0 OO,MQ
Apr 2025 110 26 1 0 OO,YX
Mar 2025 71 20 0 0 OO,YX
Feb 2025 111 41 2 0 OO,YX
Jan 2025 104 31 2 0 OO
Dec 2024 37 3 0 0 OO
Nov 2024 88 15 1 0 OO
Oct 2024 120 22 0 0 OO
Sep 2024 120 16 0 0 YX,OO
Aug 2024 123 33 0 0 OO
Jul 2024 122 21 1 0 OO
Jun 2024 115 25 1 0 OO
May 2024 123 38 4 2 YX,OO
Apr 2024 120 22 0 0 OO,YX
Mar 2024 109 13 0 0 YX,OO
Feb 2024 73 18 0 0 OO
Jan 2024 59 17 6 0 OO

DAY–ORD seasonal on-time pattern

Best: October (88.0%) · weakest: February (71.3%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 78.6%

Strongest calendar month

October

88.0% on-time · ~85 flights/mo

Busiest calendar month

June

~109 flights/mo avg

Weakest calendar month

February

71.3% on-time · ~80 flights/mo

Cancellation Rate

2.3%

64 of 2,842 flights

Diversion Rate

0.1%

4 of 2,842 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

DAY - Dayton

Full on-time, delay-cause, and seasonal performance for Dayton, OH.

DAY on-time profile

ORD - Chicago

Full on-time, delay-cause, and seasonal performance for Chicago, IL.

ORD on-time profile

Compare the two airports

See DAY and ORD side by side on delays, cancellations, and reliability.

Compare DAY vs ORD

Origin-hub reliability standing

Mid-pack among DAY departures

From DAY, this corridor sits with 3 other 75–85% on-time routes out of 9 tracked departures, not the hub's reliability leaders (6 at ≥85%) and not the softest ( 0 below 75%). Destination: Chicago · fleet on-time rank #2737 of 4927.

What the Data Says About DAY to ORD

5,354 tracked flights put the DAY to ORD pairing (Dayton to Chicago) at a 81% on-time rate, squarely in line with the wider network. Delays that do occur run 89.9 minutes on average. Across the 240-mile route and its 16 carriers, the trailing 24 months show 2.3% cancelled and 0.1% diverted (2,842 flights sampled).

The monthly split is wide on this route: Sep 2025 posted the strongest performance at 89% on-time, while Feb 2025 came in at just 63% - a 26-point swing worth factoring into travel timing.

On the multi-year calendar, DAY–ORD peaks in October at 88.0% on-time while June carries the heaviest traffic (~109 flights per month) ; the softest month is February at 71.3%, a 16.7-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does DAY to ORD rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, DAY to ORD ranks #2352 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from DAY to ORD? ▼
Flights from Dayton to Chicago have a 81% on-time rate based on 5,354 flights. The average delay is 89.9 minutes. The best recent month was Sep 2025 with 89% on-time.
What is the cancellation rate for DAY to ORD? ▼
Over the last 24 months, 2.3% of flights on this route were cancelled (64 of 2,842 flights) and 0.1% were diverted.
How far is the flight from DAY to ORD? ▼
The flight distance from Dayton (DAY) to Chicago (ORD) is approximately 240 miles. This route is served by 16 carriers.
When is the best time to fly from DAY to ORD? ▼
The best recent month for on-time performance was Sep 2025 (89% on-time). The worst was Feb 2025 (63% on-time). Consider booking during months with historically better performance.

Airports on this route

DAY Airport

Dayton
ORD Airport

Chicago
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using DAY–ORD data

DAY–ORD is mid-pack at 81% on-time; month and carrier mix move more than the corridor headline.

  • Compare DAY and ORD airport profiles: delay causes and top routes differ even on the same corridor. DAY airport
  • If your dates flex, October (88.0% on-time) beats February (71.3%) on this corridor. Seasonal chart
  • 4 other routes post a similar 81% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.