Route · ORD → BMI · 2020–2025 BTS data
Chicago to Bloomington/Normal
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ORD to BMI (Chicago to Bloomington/Normal) ranks #3714 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 84.8%
- On-time
- +5.8 pts
- vs US avg
- 62 min
- Delay when late
- 2,194
- Flights
- #3714 of 4927
- Corpus placement
Cancelled
2.5%
Best Month
Nov 2021 95%
Worst Month
Dec 2025 59%
Distance
116 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 79 | 32 | 2 | 1 | MQ |
| Nov 2025 | 86 | 12 | 11 | 0 | MQ |
| Oct 2025 | 61 | 8 | 0 | 0 | MQ |
| Sep 2025 | 60 | 9 | 0 | 0 | MQ |
| Aug 2025 | 62 | 9 | 2 | 0 | MQ |
| Jul 2025 | 62 | 22 | 1 | 0 | MQ |
| Jun 2025 | 64 | 14 | 2 | 0 | MQ |
| May 2025 | 88 | 14 | 1 | 0 | MQ |
| Apr 2025 | 54 | 8 | 0 | 0 | MQ |
| Jan 2023 | 48 | 7 | 1 | 0 | MQ |
| Dec 2022 | 61 | 9 | 1 | 0 | MQ |
| Nov 2022 | 59 | 12 | 1 | 0 | MQ |
| Oct 2022 | 62 | 5 | 0 | 0 | MQ |
| Sep 2022 | 60 | 3 | 0 | 0 | MQ |
| Aug 2022 | 62 | 6 | 1 | 0 | MQ |
| Jul 2022 | 62 | 12 | 0 | 0 | MQ |
| Jun 2022 | 60 | 8 | 0 | 0 | MQ |
| May 2022 | 62 | 8 | 0 | 0 | MQ |
| Apr 2022 | 59 | 11 | 1 | 0 | MQ |
| Mar 2022 | 45 | 4 | 0 | 0 | MQ |
| Feb 2022 | 65 | 10 | 10 | 0 | MQ |
| Jan 2022 | 72 | 9 | 3 | 0 | MQ |
| Dec 2021 | 73 | 10 | 2 | 0 | MQ |
| Nov 2021 | 82 | 4 | 0 | 0 | MQ |
ORD–BMI seasonal on-time pattern
Best: March (92.2%) · weakest: December (76.1%)
Strongest calendar month
March
92.2% on-time · ~65 flights/mo
Busiest calendar month
November
~76 flights/mo avg
Weakest calendar month
December
76.1% on-time · ~71 flights/mo
Cancellation Rate
2.5%
39 of 1,548 flights
Diversion Rate
0.1%
1 of 1,548 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
ORD - Chicago
Full on-time, delay-cause, and seasonal performance for Chicago, IL.
ORD on-time profileBMI - Bloomington/Normal
Full on-time, delay-cause, and seasonal performance for Bloomington/Normal, IL.
BMI on-time profileCompare the two airports
See ORD and BMI side by side on delays, cancellations, and reliability.
Compare ORD vs BMIOrigin-hub reliability standing
Mid-pack among ORD departures
From ORD, this corridor sits with 147 other 75–85% on-time routes out of 168 tracked departures, not the hub's reliability leaders (10 at ≥85%) and not the softest ( 11 below 75%). Destination: Bloomington/Normal · fleet on-time rank #1306 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to ORD–BMI.
Routes with a similar on-time rate
What the Data Says About ORD to BMI
Bureau of Transportation Statistics records show Chicago to Bloomington/Normal (ORD to BMI) running a 84.8% on-time rate over 2,194 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 62.4 minutes. The 116-mile corridor is served by 1 carrier, and over the last 24 months 2.5% of 1,548 flights were cancelled, 0.1% diverted.
The monthly split is wide on this route: Nov 2021 posted the strongest performance at 95% on-time, while Dec 2025 came in at just 59% - a 36-point swing worth factoring into travel timing.
On the multi-year calendar, ORD–BMI peaks in March at 92.2% on-time while November carries the heaviest traffic (~76 flights per month) ; the softest month is December at 76.1%, a 16.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does ORD to BMI rank among US routes by traffic? ▼
How often are flights delayed from ORD to BMI? ▼
What is the cancellation rate for ORD to BMI? ▼
How far is the flight from ORD to BMI? ▼
When is the best time to fly from ORD to BMI? ▼
Airports on this route
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 ORD–BMI data
ORD–BMI runs 5.8 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.
- Compare ORD and BMI airport profiles: delay causes and top routes differ even on the same corridor. ORD airport
- If your dates flex, March (92.2% on-time) beats December (76.1%) on this corridor. Seasonal chart
- 4 other routes post a similar 84.8% 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.
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.