Route · ORD → RAP · 2020–2025 BTS data
Chicago to Rapid City
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ORD to RAP (Chicago to Rapid City) ranks #3307 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 82.1%
- On-time
- +3.1 pts
- vs US avg
- 68 min
- Delay when late
- 2,981
- Flights
- #3307 of 4927
- Corpus placement
Cancelled
1.2%
Best Month
Sep 2024 90%
Worst Month
Jun 2025 67%
Distance
780 mi
Carriers
14
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Nov 2025 | 30 | 4 | 1 | 1 | OO |
| Oct 2025 | 38 | 6 | 0 | 0 | OO,UA,MQ |
| Sep 2025 | 74 | 11 | 1 | 0 | MQ,UA,OO |
| Aug 2025 | 108 | 25 | 3 | 0 | OO,MQ,UA |
| Jul 2025 | 121 | 37 | 4 | 0 | OO,UA,MQ |
| Jun 2025 | 116 | 38 | 0 | 0 | OO,UA,MQ |
| May 2025 | 89 | 10 | 0 | 2 | OO,UA,MQ |
| Apr 2025 | 30 | 3 | 0 | 0 | YX |
| Nov 2024 | 30 | 4 | 0 | 1 | OO |
| Oct 2024 | 37 | 8 | 0 | 1 | UA,OO |
| Sep 2024 | 60 | 6 | 0 | 0 | OO,UA,MQ |
| Aug 2024 | 65 | 8 | 0 | 0 | MQ,UA |
| Jul 2024 | 62 | 7 | 2 | 0 | MQ,UA |
| Jun 2024 | 56 | 11 | 1 | 0 | MQ,UA |
| May 2024 | 31 | 4 | 0 | 0 | UA |
| Apr 2024 | 30 | 4 | 0 | 0 | UA |
| Sep 2023 | 47 | 6 | 0 | 0 | MQ,OO,UA |
| Aug 2023 | 62 | 7 | 0 | 0 | MQ,OO,UA |
| Jul 2023 | 62 | 20 | 0 | 0 | MQ,UA |
| Jun 2023 | 60 | 8 | 0 | 0 | MQ,UA |
| May 2023 | 31 | 3 | 0 | 0 | OO,UA |
| Apr 2023 | 30 | 4 | 1 | 0 | OO |
| Dec 2022 | 31 | 8 | 3 | 1 | OO |
| Nov 2022 | 31 | 7 | 0 | 1 | OO |
ORD–RAP seasonal on-time pattern
Best: October (88.1%) · weakest: December (71.0%)
Strongest calendar month
October
88.1% on-time · ~49 flights/mo
Busiest calendar month
July
~106 flights/mo avg
Weakest calendar month
December
71.0% on-time · ~31 flights/mo
Cancellation Rate
1.2%
16 of 1,331 flights
Diversion Rate
0.5%
7 of 1,331 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 profileRAP - Rapid City
Full on-time, delay-cause, and seasonal performance for Rapid City, SD.
RAP on-time profileCompare the two airports
See ORD and RAP side by side on delays, cancellations, and reliability.
Compare ORD vs RAPOrigin-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: Rapid City · fleet on-time rank #2319 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to ORD–RAP.
Routes with a similar on-time rate
What the Data Says About ORD to RAP
Bureau of Transportation Statistics records show Chicago to Rapid City (ORD to RAP) running a 82.1% on-time rate over 2,981 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 67.7 minutes. The 780-mile corridor is served by 14 carriers, and over the last 24 months 1.2% of 1,331 flights were cancelled, 0.5% diverted.
The monthly split is wide on this route: Sep 2024 posted the strongest performance at 90% on-time, while Jun 2025 came in at just 67% - a 23-point swing worth factoring into travel timing.
On the multi-year calendar, ORD–RAP peaks in October at 88.1% on-time while July carries the heaviest traffic (~106 flights per month) ; the softest month is December at 71.0%, a 17.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does ORD to RAP rank among US routes by traffic? ▼
How often are flights delayed from ORD to RAP? ▼
What is the cancellation rate for ORD to RAP? ▼
How far is the flight from ORD to RAP? ▼
When is the best time to fly from ORD to RAP? ▼
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–RAP data
ORD–RAP runs 3.1 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 RAP airport profiles: delay causes and top routes differ even on the same corridor. ORD airport
- If your dates flex, October (88.1% on-time) beats December (71.0%) on this corridor. Seasonal chart
- 4 other routes post a similar 82.1% 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.