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Route · ORD → FCA · 2020–2025 BTS data

Chicago to Kalispell

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ORD to FCA (Chicago to Kalispell) ranks #4043 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

79.2%
On-time
+0.2 pts
vs US avg
74 min
Delay when late
1,657
Flights
#4043 of 4927
Corpus placement

Cancelled

0.6%

Best Month

Sep 2021 100%

Worst Month

Jun 2022 59%

Distance

1,352 mi

Carriers

10

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Oct 2025 58 14 0 0 AA,UA,MQ
Sep 2025 95 18 0 0 UA,OO,AA
Aug 2025 115 24 3 0 AA,OO,UA
Jul 2025 123 43 2 1 AA,OO,UA
Jun 2025 89 33 1 0 AA,OO,UA
Sep 2024 55 2 0 0 UA,AA
Aug 2024 66 17 0 0 AA,UA
Jul 2024 66 15 0 0 AA,UA
Jun 2024 60 20 0 0 AA,UA
Sep 2023 59 12 0 0 AA,UA
Aug 2023 68 14 0 0 AA,UA
Jul 2023 66 16 0 0 AA,UA
Jun 2023 59 7 1 0 AA,UA
Sep 2022 35 4 0 0 OO,UA,AA
Aug 2022 62 9 0 0 AA,UA
Jul 2022 62 16 0 0 UA,AA
Jun 2022 56 23 0 0 UA,AA
Sep 2021 62 0 0 0 OO,UA,MQ,YX,AA
Aug 2021 71 11 1 0 OO,UA,AA
Jul 2021 71 14 1 0 OO,UA,AA
Jun 2021 66 8 0 0 OO,UA,AA
Oct 2020 37 17 0 0 AA,OO
Sep 2020 59 5 0 0 UA,AA,OO
Aug 2020 62 0 0 0 AA,UA

Cancellation Rate

0.6%

9 of 1,622 flights

Diversion Rate

0.1%

1 of 1,622 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 profile

FCA - Kalispell

Full on-time, delay-cause, and seasonal performance for Kalispell, MT.

FCA on-time profile

Compare the two airports

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

Compare ORD vs FCA

Origin-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: Kalispell · fleet on-time rank #3449 of 4927.

What the Data Says About ORD to FCA

1,657 tracked flights put the ORD to FCA pairing (Chicago to Kalispell) at a 79.2% on-time rate, squarely in line with the wider network. Delays that do occur run 73.7 minutes on average. Across the 1,352-mile route and its 10 carriers, the trailing 24 months show 0.6% cancelled and 0.1% diverted (1,622 flights sampled).

The monthly split is wide on this route: Sep 2021 posted the strongest performance at 100% on-time, while Jun 2022 came in at just 59% - a 41-point swing worth factoring into travel timing.

On the multi-year calendar, ORD–FCA peaks in September at 88.8% on-time while August carries the heaviest traffic (~74 flights per month) ; the softest month is October at 67.4%, a 21.4-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does ORD to FCA rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, ORD to FCA ranks #4043 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 ORD to FCA? ▼
Flights from Chicago to Kalispell have a 79.2% on-time rate based on 1,657 flights. The average delay is 73.7 minutes. The best recent month was Sep 2021 with 100% on-time.
What is the cancellation rate for ORD to FCA? ▼
Over the last 24 months, 0.6% of flights on this route were cancelled (9 of 1,622 flights) and 0.1% were diverted.
How far is the flight from ORD to FCA? ▼
The flight distance from Chicago (ORD) to Kalispell (FCA) is approximately 1,352 miles. This route is served by 10 carriers.
When is the best time to fly from ORD to FCA? ▼
The best recent month for on-time performance was Sep 2021 (100% on-time). The worst was Jun 2022 (59% on-time). Consider booking during months with historically better performance.

Airports on this route

ORD Airport

Chicago
FCA Airport

Kalispell
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–FCA data

ORD–FCA is mid-pack at 79.2% on-time; month and carrier mix move more than the corridor headline.

  • Compare ORD and FCA airport profiles: delay causes and top routes differ even on the same corridor. ORD airport
  • If your dates flex, September (88.8% on-time) beats October (67.4%) on this corridor. Seasonal chart
  • 4 other routes post a similar 79.2% 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.