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Route Reliability

Chicago → Tulsa

MDW–TUL · 583 miles · Chicago Midway International Airport to Tulsa International Airport

81
Pretty Reliable
WanderNerd Reliability Score
78%
Arrive within 15 minutes
10 min
Average arrival delay
1.2%
Cancelled
430
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 78% of the time across 430 flights. No comparison to make.

What the data says

Morning flights do better here.

MDW–TUL flights departing between 6–9 AM arrived on time 93% of the time, versus 62% between 6–9 PM.

Thursdays have been rough.

MDW–TUL flights arrived on time 85% of the time on Saturdays and just 67% on Thursdays. That gap is worth planning around.

Recent months have been rougher.

MDW–TUL flights arrived on time 76% of the time over the last three months in the data, compared with 88% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon79%(65 flights)
  • Tue78%(63 flights)
  • Wed82%(62 flights)
  • Thu67%(64 flights)
  • Fri75%(63 flights)
  • Sat85%(47 flights)
  • Sun82%(61 flights)
On-time by departure window
  • 6–9 AM93%(15 flights)
  • 9 AM–12 PM83%(96 flights)
  • 12–3 PM90%(90 flights)
  • 3–6 PM76%(99 flights)
  • 6–9 PM62%(52 flights)
  • 9 PM–12 AM67%(73 flights)
On-time trend by month
80%
May

Jun 71% → May 80% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202571%48
July 202564%52
August 202588%33
September 202583%30
October 202586%35
November 202596%25
December 202583%29
March 202665%49
April 202683%58
May 202680%61

Same trip, other airports

Keep nerding

Based on 430 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.