PlainFlights

Route · EAU → ORD · 2020–2025 BTS data

Eau Claire to Chicago

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), EAU to ORD (Eau Claire to Chicago) ranks #3501 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

85.9%
On-time
+6.9 pts
vs US avg
117 min
Delay when late
2,546
Flights
#3501 of 4927
Corpus placement

Cancelled

3.0%

Best Month

May 2025 94%

Worst Month

Dec 2025 67%

Distance

269 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 55 18 5 0 OO
Nov 2025 50 10 3 1 OO
Oct 2025 54 8 0 0 OO
Sep 2025 50 6 1 0 OO
Aug 2025 54 10 2 1 OO
Jul 2025 52 15 0 0 OO
Jun 2025 52 13 0 0 OO
May 2025 54 3 0 0 OO
Apr 2025 51 7 2 0 OO
Mar 2025 53 13 2 0 OO
Feb 2025 48 13 1 0 OO
Jan 2025 54 11 1 0 OO
Dec 2024 31 8 2 0 OO
Nov 2022 30 4 0 0 OO
Oct 2022 31 3 0 0 OO
Sep 2022 30 2 0 0 OO
Aug 2022 31 2 1 0 OO
Jul 2022 39 4 1 0 OO
Jun 2022 52 6 2 0 OO
May 2022 53 6 0 0 OO
Apr 2022 52 4 1 0 OO
Mar 2022 53 6 0 0 OO
Feb 2022 56 7 3 0 OO
Jan 2022 62 11 7 0 OO

EAU–ORD seasonal on-time pattern

Best: September (91.0%) · weakest: December (79.2%)

75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 79.2%

Strongest calendar month

September

91.0% on-time · ~50 flights/mo

Busiest calendar month

January

~60 flights/mo avg

Weakest calendar month

December

79.2% on-time · ~52 flights/mo

Cancellation Rate

3.0%

34 of 1,147 flights

Diversion Rate

0.2%

2 of 1,147 flights

What the Data Says About EAU to ORD

Eau Claire to Chicago (EAU to ORD) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85.9% on-time rate across 2,546 flights, with delays that do happen averaging 116.7 minutes. The corridor runs roughly 269 miles and is served by 1 carrier. Over the most recent 24 months, 34 of 1,147 flights were cancelled (3.0%) and 2 diverted (0.2%).

The monthly split is wide on this route: May 2025 posted the strongest performance at 94% on-time, while Dec 2025 came in at just 67% - a 27-point swing worth factoring into travel timing.

On the multi-year calendar, EAU–ORD peaks in September at 91.0% on-time while January carries the heaviest traffic (~60 flights per month) ; the softest month is December at 79.2%, a 11.8-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does EAU to ORD rank among US routes by traffic?
According to PlainFlights' route traffic ranking, EAU to ORD ranks #3501 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 EAU to ORD?
Flights from Eau Claire to Chicago have a 85.9% on-time rate based on 2,546 flights. The average delay is 116.7 minutes. The best recent month was May 2025 with 94% on-time.
What is the cancellation rate for EAU to ORD?
Over the last 24 months, 3.0% of flights on this route were cancelled (34 of 1,147 flights) and 0.2% were diverted.
How far is the flight from EAU to ORD?
The flight distance from Eau Claire (EAU) to Chicago (ORD) is approximately 269 miles. This route is served by 1 carrier.
When is the best time to fly from EAU to ORD?
The best recent month for on-time performance was May 2025 (94% on-time). The worst was Dec 2025 (67% on-time). Consider booking during months with historically better performance.

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.

Using EAU–ORD data

EAU–ORD runs 6.9 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare EAU and ORD airport profiles: delay causes and top routes differ even on the same corridor. EAU airport
  • If your dates flex, September (91.0% on-time) beats December (79.2%) on this corridor. Seasonal chart
  • 4 other routes post a similar 85.9% 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.