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Route · ORD → EAU · 2020–2025 BTS data

Chicago to Eau Claire

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ORD to EAU (Chicago to Eau Claire) ranks #3532 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

82.2%
On-time
+3.2 pts
vs US avg
97 min
Delay when late
2,516
Flights
#3532 of 4927
Corpus placement

Cancelled

3.2%

Best Month

Dec 2021 90%

Worst Month

Dec 2025 56%

Distance

269 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 55 24 6 0 OO
Nov 2025 50 15 1 2 OO
Oct 2025 54 12 0 0 OO
Sep 2025 50 7 1 1 OO
Aug 2025 54 17 2 0 OO
Jul 2025 52 22 0 0 OO
Jun 2025 52 21 0 0 OO
May 2025 54 11 0 0 OO
Apr 2025 51 12 2 0 OO
Mar 2025 53 17 2 0 OO
Feb 2025 48 15 1 0 OO
Jan 2025 54 16 1 0 OO
Dec 2024 32 8 2 0 OO
Oct 2022 31 0 0 2 OO
Sep 2022 30 2 0 0 OO
Aug 2022 31 5 0 0 OO
Jul 2022 39 1 1 0 OO
Jun 2022 52 10 3 1 OO
May 2022 53 12 0 0 OO
Apr 2022 52 7 2 0 OO
Mar 2022 53 8 0 0 OO
Feb 2022 56 10 4 0 OO
Jan 2022 62 15 5 0 OO
Dec 2021 59 6 5 1 OO

ORD–EAU seasonal on-time pattern

Best: September (91.5%) · weakest: June (71.6%)

70%75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 81.3%

Strongest calendar month

September

91.5% on-time · ~50 flights/mo

Busiest calendar month

January

~60 flights/mo avg

Weakest calendar month

June

71.6% on-time · ~49 flights/mo

Cancellation Rate

3.2%

38 of 1,177 flights

Diversion Rate

0.6%

7 of 1,177 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

EAU - Eau Claire

Full on-time, delay-cause, and seasonal performance for Eau Claire, WI.

EAU on-time profile

Compare the two airports

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

Compare ORD vs EAU

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: Eau Claire · fleet on-time rank #2277 of 4927.

What the Data Says About ORD to EAU

Bureau of Transportation Statistics records show Chicago to Eau Claire (ORD to EAU) running a 82.2% on-time rate over 2,516 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 96.7 minutes. The 269-mile corridor is served by 1 carrier, and over the last 24 months 3.2% of 1,177 flights were cancelled, 0.6% diverted.

The monthly split is wide on this route: Dec 2021 posted the strongest performance at 90% on-time, while Dec 2025 came in at just 56% - a 34-point swing worth factoring into travel timing.

On the multi-year calendar, ORD–EAU peaks in September at 91.5% on-time while January carries the heaviest traffic (~60 flights per month) ; the softest month is June at 71.6%, a 19.9-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does ORD to EAU rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, ORD to EAU ranks #3532 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 EAU? ▼
Flights from Chicago to Eau Claire have a 82.2% on-time rate based on 2,516 flights. The average delay is 96.7 minutes. The best recent month was Dec 2021 with 90% on-time.
What is the cancellation rate for ORD to EAU? ▼
Over the last 24 months, 3.2% of flights on this route were cancelled (38 of 1,177 flights) and 0.6% were diverted.
How far is the flight from ORD to EAU? ▼
The flight distance from Chicago (ORD) to Eau Claire (EAU) is approximately 269 miles. This route is served by 1 carrier.
When is the best time to fly from ORD to EAU? ▼
The best recent month for on-time performance was Dec 2021 (90% on-time). The worst was Dec 2025 (56% on-time). Consider booking during months with historically better performance.

Airports on this route

ORD Airport

Chicago
EAU Airport

Eau Claire
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–EAU data

ORD–EAU runs 3.2 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 EAU airport profiles: delay causes and top routes differ even on the same corridor. ORD airport
  • If your dates flex, September (91.5% on-time) beats June (71.6%) on this corridor. Seasonal chart
  • 4 other routes post a similar 82.2% 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.