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Route Reliability

Omaha → Chicago

OMA–MDW · 423 miles · Eppley Airfield to Chicago Midway International Airport

83
Pretty Reliable
WanderNerd Reliability Score
82%
Arrive within 15 minutes
4 min
Average arrival delay
1.4%
Cancelled
1,384
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 82% of the time across 1,384 flights. No comparison to make.

What the data says

Morning flights do better here.

OMA–MDW flights departing between 3–6 AM arrived on time 92% of the time, versus 70% between 6–9 PM.

Thursday is the weak spot.

OMA–MDW flights arrived on time 88% of the time on Saturdays. On Thursdays: 75%.

Recent months have been rougher.

OMA–MDW flights arrived on time 78% of the time over the last three months in the data, compared with 87% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon77%(205 flights)
  • Tue82%(195 flights)
  • Wed85%(193 flights)
  • Thu75%(205 flights)
  • Fri80%(202 flights)
  • Sat88%(144 flights)
  • Sun87%(218 flights)
On-time by departure window
  • 3–6 AM92%(176 flights)
  • 6–9 AM82%(223 flights)
  • 9 AM–12 PM86%(289 flights)
  • 12–3 PM86%(147 flights)
  • 3–6 PM77%(364 flights)
  • 6–9 PM70%(163 flights)
On-time trend by month
76%
May

Jun 80% → May 76% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%141
July 202576%145
August 202582%123
September 202585%119
October 202582%123
November 202585%109
December 202578%120
January 202691%93
February 202691%79
March 202681%102
April 202677%103
May 202676%105

Same trip, other airports

Keep nerding

Based on 1,384 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.