PlainFlights

Route · MDW → TUS · 2020–2025 BTS data

Chicago to Tucson

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), MDW to TUS (Chicago to Tucson) ranks #4484 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
54 min
Delay when late
1,028
Flights
#4484 of 4927
Corpus placement

Cancelled

1.7%

Best Month

N/A

Worst Month

N/A

Distance

1,440 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 31 5 0 0 WN
Nov 2025 30 4 1 0 WN
Jul 2025 31 12 1 0 WN
Jun 2025 30 10 0 0 WN
May 2025 31 4 0 0 WN
Apr 2025 31 4 0 0 WN
Mar 2025 36 3 0 0 WN
Feb 2025 30 6 0 0 WN
Jan 2025 31 8 0 0 WN
Dec 2024 31 6 0 0 WN
Nov 2024 30 5 0 0 WN
Jul 2024 31 8 0 0 WN
Jun 2024 30 5 0 0 WN
May 2024 31 16 0 0 WN
Apr 2024 31 7 0 0 WN
Mar 2024 31 8 0 0 WN
Mar 2022 34 4 0 0 WN
Jan 2022 31 3 4 0 WN
Dec 2021 31 5 1 0 WN
Nov 2021 30 2 0 0 WN
Oct 2021 31 9 2 0 WN
Sep 2021 30 2 1 0 WN
Aug 2021 31 13 3 0 WN
Jul 2021 31 9 0 0 WN

MDW–TUS seasonal on-time pattern

Best: September (93.3%) · weakest: October (71.0%)

65%70%75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 82.8%

Strongest calendar month

September

93.3% on-time · ~30 flights/mo

Busiest calendar month

March

~34 flights/mo avg

Weakest calendar month

October

71.0% on-time · ~31 flights/mo

Cancellation Rate

1.7%

13 of 745 flights

Diversion Rate

0.0%

0 of 745 flights

Explore origin & destination

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

MDW - Chicago

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

MDW on-time profile

TUS - Tucson

Full on-time, delay-cause, and seasonal performance for Tucson, AZ.

TUS on-time profile

Compare the two airports

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

Compare MDW vs TUS

Origin-hub reliability standing

Mid-pack among MDW departures

From MDW, this corridor sits with 51 other 75–85% on-time routes out of 69 tracked departures, not the hub's reliability leaders (0 at ≥85%) and not the softest ( 18 below 75%). Destination: Tucson · fleet on-time rank #2275 of 4927.

What the Data Says About MDW to TUS

Bureau of Transportation Statistics records show Chicago to Tucson (MDW to TUS) running a 82.2% on-time rate over 1,028 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 53.8 minutes. The 1,440-mile corridor is served by 1 carrier, and over the last 24 months 1.7% of 745 flights were cancelled, 0.0% diverted.

Monthly performance data for this route did not show a clear best/worst split in the sample window; review the monthly table above for period-by-period detail.

On the multi-year calendar, MDW–TUS peaks in September at 93.3% on-time while March carries the heaviest traffic (~34 flights per month) ; the softest month is October at 71.0%, a 22.3-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does MDW to TUS rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, MDW to TUS ranks #4484 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 MDW to TUS? ▼
Flights from Chicago to Tucson have a 82.2% on-time rate based on 1,028 flights. The average delay is 53.8 minutes.
What is the cancellation rate for MDW to TUS? ▼
Over the last 24 months, 1.7% of flights on this route were cancelled (13 of 745 flights) and 0.0% were diverted.
How far is the flight from MDW to TUS? ▼
The flight distance from Chicago (MDW) to Tucson (TUS) is approximately 1,440 miles. This route is served by 1 carrier.

Airports on this route

MDW Airport

Chicago
TUS Airport

Tucson
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 MDW–TUS data

MDW–TUS 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 MDW and TUS airport profiles: delay causes and top routes differ even on the same corridor. MDW airport
  • If your dates flex, September (93.3% on-time) beats October (71.0%) 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.