PlainFlights

Route · AUS → MDW · 2020–2025 BTS data

Austin to Chicago

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), AUS to MDW (Austin to Chicago) ranks #1465 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

82.6%
On-time
+3.6 pts
vs US avg
59 min
Delay when late
8,329
Flights
#1465 of 4927
Corpus placement

Cancelled

1.0%

Best Month

Oct 2024 89%

Worst Month

Jul 2024 69%

Distance

972 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 104 22 0 0 WN
Nov 2025 103 19 3 0 WN
Oct 2025 136 22 0 0 WN
Sep 2025 104 12 0 0 WN
Aug 2025 107 18 2 1 WN
Jul 2025 133 39 4 1 WN
Jun 2025 128 32 0 2 WN
May 2025 135 29 1 1 WN
Apr 2025 127 17 0 0 WN
Mar 2025 111 18 1 1 WN
Feb 2025 86 14 0 0 WN
Jan 2025 91 15 1 0 WN
Dec 2024 118 26 0 0 WN
Nov 2024 112 13 0 0 WN
Oct 2024 136 15 0 0 WN
Sep 2024 116 15 0 0 WN
Aug 2024 121 22 1 0 WN
Jul 2024 145 45 2 0 WN
Jun 2024 139 29 1 1 WN
May 2024 145 40 2 3 WN
Apr 2024 138 29 0 0 WN
Mar 2024 122 19 1 4 WN
Feb 2024 96 11 0 0 WN
Jan 2024 107 17 11 0 WN

AUS–MDW seasonal on-time pattern

Best: February (87.9%) · weakest: July (74.6%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 81.9%

Strongest calendar month

February

87.9% on-time · ~80 flights/mo

Busiest calendar month

July

~133 flights/mo avg

Weakest calendar month

July

74.6% on-time · ~133 flights/mo

Cancellation Rate

1.0%

30 of 2,860 flights

Diversion Rate

0.5%

14 of 2,860 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

AUS - Austin

Full on-time, delay-cause, and seasonal performance for Austin, TX.

AUS on-time profile

MDW - Chicago

Full on-time, delay-cause, and seasonal performance for Chicago, IL.

MDW on-time profile

Compare the two airports

See AUS and MDW side by side on delays, cancellations, and reliability.

Compare AUS vs MDW

Origin-hub reliability standing

Mid-pack among AUS departures

From AUS, this corridor sits with 45 other 75–85% on-time routes out of 55 tracked departures, not the hub's reliability leaders (3 at ≥85%) and not the softest ( 7 below 75%). Destination: Chicago · fleet on-time rank #2095 of 4927.

What the Data Says About AUS to MDW

Bureau of Transportation Statistics records show Austin to Chicago (AUS to MDW) running a 82.6% on-time rate over 8,329 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 58.5 minutes. The 972-mile corridor is served by 1 carrier, and over the last 24 months 1.0% of 2,860 flights were cancelled, 0.5% diverted.

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 89% on-time, while Jul 2024 came in at just 69% - a 20-point swing worth factoring into travel timing.

On the multi-year calendar, AUS–MDW peaks in February at 87.9% on-time while July carries the heaviest traffic (~133 flights per month) ; the softest month is July at 74.6%, a 13.3-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does AUS to MDW rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, AUS to MDW ranks #1465 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 AUS to MDW? ▼
Flights from Austin to Chicago have a 82.6% on-time rate based on 8,329 flights. The average delay is 58.5 minutes. The best recent month was Oct 2024 with 89% on-time.
What is the cancellation rate for AUS to MDW? ▼
Over the last 24 months, 1.0% of flights on this route were cancelled (30 of 2,860 flights) and 0.5% were diverted.
How far is the flight from AUS to MDW? ▼
The flight distance from Austin (AUS) to Chicago (MDW) is approximately 972 miles. This route is served by 1 carrier.
When is the best time to fly from AUS to MDW? ▼
The best recent month for on-time performance was Oct 2024 (89% on-time). The worst was Jul 2024 (69% on-time). Consider booking during months with historically better performance.

Airports on this route

AUS Airport

Austin
MDW Airport

Chicago
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 AUS–MDW data

AUS–MDW runs 3.6 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare AUS and MDW airport profiles: delay causes and top routes differ even on the same corridor. AUS airport
  • If your dates flex, February (87.9% on-time) beats July (74.6%) on this corridor. Seasonal chart
  • 4 other routes post a similar 82.6% 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.