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Route Reliability

Chicago → Tucson

MDW–TUS · 1,440 miles · Chicago Midway International Airport to Tucson International Airport

87
Pretty Reliable
WanderNerd Reliability Score
81%
Arrive within 15 minutes
2 min
Average arrival delay
0.6%
Cancelled
344
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 81% of the time across 344 flights. No comparison to make.

What the data says

Morning-you made the right choice.

MDW–TUS flights departing between 9 AM–12 PM arrived on time 91% of the time, versus 53% between 9 PM–12 AM.

Mondays have been rough.

MDW–TUS flights arrived on time 90% of the time on Saturdays and just 71% on Mondays. That gap is worth planning around.

Flights on this route

The breakdown

On-time by weekday
  • Mon71%(52 flights)
  • Tue86%(43 flights)
  • Wed72%(43 flights)
  • Thu77%(51 flights)
  • Fri82%(51 flights)
  • Sat90%(51 flights)
  • Sun88%(51 flights)
On-time by departure window
  • 6–9 AM88%(112 flights)
  • 9 AM–12 PM91%(23 flights)
  • 12–3 PM84%(67 flights)
  • 3–6 PM76%(72 flights)
  • 6–9 PM82%(38 flights)
  • 9 PM–12 AM53%(30 flights)
On-time trend by month
83%
May

Jun 70% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%30
July 202560%30
August 202586%22
September 202595%21
October 202572%29
November 202586%29
December 202584%31
January 202687%31
February 202686%28
March 202681%31
April 202687%30
May 202683%30

Same trip, other airports

Keep nerding

Based on 344 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.