Route · IND → ORD · 2020–2025 BTS data
Indianapolis to Chicago
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), IND to ORD (Indianapolis to Chicago) ranks #328 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 84.7%
- On-time
- +5.7 pts
- vs US avg
- 78 min
- Delay when late
- 20,248
- Flights
- #328 of 4927
- Corpus placement
Cancelled
1.7%
Best Month
Oct 2024 92%
Worst Month
Dec 2025 70%
Distance
177 mi
Carriers
43
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 380 | 115 | 14 | 1 | YX,MQ,UA,OO |
| Nov 2025 | 404 | 85 | 34 | 0 | OO,UA,MQ,AA,YX |
| Oct 2025 | 413 | 87 | 0 | 0 | AA,OO,UA,YX,MQ |
| Sep 2025 | 391 | 70 | 2 | 0 | MQ,UA,OO,YX,AA |
| Aug 2025 | 409 | 78 | 8 | 0 | AA,OO,YX,MQ,UA |
| Jul 2025 | 410 | 118 | 9 | 0 | AA,OO,UA,YX,MQ |
| Jun 2025 | 408 | 78 | 3 | 0 | AA,OO,UA,YX,MQ |
| May 2025 | 424 | 63 | 0 | 0 | AA,OO,UA,YX,MQ |
| Apr 2025 | 438 | 59 | 7 | 0 | MQ,OO,UA,YX,AA |
| Mar 2025 | 410 | 60 | 5 | 0 | AA,YX,OO,UA,MQ |
| Feb 2025 | 354 | 58 | 4 | 0 | AA,YX,MQ |
| Jan 2025 | 356 | 45 | 12 | 0 | AA,YX,OO,MQ |
| Dec 2024 | 354 | 55 | 0 | 1 | AA,MQ,OO,UA,YX |
| Nov 2024 | 390 | 49 | 0 | 0 | OO,YX,MQ,AA |
| Oct 2024 | 430 | 34 | 0 | 0 | MQ,OO,YX,AA |
| Sep 2024 | 359 | 43 | 0 | 0 | YX,OO,UA,AA,MQ |
| Aug 2024 | 334 | 61 | 6 | 0 | AA,MQ,YX,UA |
| Jul 2024 | 309 | 66 | 9 | 0 | AA,MQ,OO,UA,YX |
| Jun 2024 | 329 | 69 | 7 | 0 | AA,MQ,OO,UA,YX |
| May 2024 | 333 | 55 | 8 | 0 | AA,MQ,YX,OO,UA |
| Apr 2024 | 316 | 37 | 1 | 0 | AA,MQ,OO,UA,YX |
| Mar 2024 | 310 | 32 | 1 | 1 | AA,MQ,YX,OO,UA |
| Feb 2024 | 260 | 26 | 1 | 1 | AA,MQ,NK,OO,UA,YX |
| Jan 2024 | 282 | 70 | 23 | 0 | AA,MQ,YX,OO,UA |
IND–ORD seasonal on-time pattern
Best: September (88.1%) · weakest: July (79.1%)
Strongest calendar month
September
88.1% on-time · ~295 flights/mo
Busiest calendar month
July
~305 flights/mo avg
Weakest calendar month
July
79.1% on-time · ~305 flights/mo
Cancellation Rate
1.7%
154 of 8,803 flights
Diversion Rate
0.0%
4 of 8,803 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
IND - Indianapolis
Full on-time, delay-cause, and seasonal performance for Indianapolis, IN.
IND on-time profileORD - Chicago
Full on-time, delay-cause, and seasonal performance for Chicago, IL.
ORD on-time profileCompare the two airports
See IND and ORD side by side on delays, cancellations, and reliability.
Compare IND vs ORDOrigin-hub reliability standing
Mid-pack among IND departures
From IND, this corridor sits with 20 other 75–85% on-time routes out of 32 tracked departures, not the hub's reliability leaders (12 at ≥85%) and not the softest ( 0 below 75%). Destination: Chicago · fleet on-time rank #1332 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to IND–ORD.
Routes with a similar on-time rate
What the Data Says About IND to ORD
Bureau of Transportation Statistics records show Indianapolis to Chicago (IND to ORD) running a 84.7% on-time rate over 20,248 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 78.3 minutes. The 177-mile corridor is served by 43 carriers, and over the last 24 months 1.7% of 8,803 flights were cancelled, 0.0% diverted.
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 92% on-time, while Dec 2025 came in at just 70% - a 22-point swing worth factoring into travel timing.
On the multi-year calendar, IND–ORD peaks in September at 88.1% on-time while July carries the heaviest traffic (~305 flights per month) ; the softest month is July at 79.1%, a 9.0-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does IND to ORD rank among US routes by traffic? ▼
How often are flights delayed from IND to ORD? ▼
What is the cancellation rate for IND to ORD? ▼
How far is the flight from IND to ORD? ▼
When is the best time to fly from IND to ORD? ▼
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 IND–ORD data
IND–ORD runs 5.7 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.
- Compare IND and ORD airport profiles: delay causes and top routes differ even on the same corridor. IND airport
- If your dates flex, September (88.1% on-time) beats July (79.1%) on this corridor. Seasonal chart
- 4 other routes post a similar 84.7% 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.