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Route Reliability

Chicago → Colorado Springs

ORD–COS · 911 miles · Chicago O'Hare International Airport to Colorado Springs Airport

67
Usually Fine
WanderNerd Reliability Score
71%
Arrive within 15 minutes
16 min
Average arrival delay
1.6%
Cancelled
997
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.United Airlines73%637 flights
  2. 2.American Airlines68%360 flights

What the data says

Morning-you made the right choice.

ORD–COS flights departing between 6–9 AM arrived on time 78% of the time, versus 60% between 6–9 PM.

Friday is doing you no favors.

ORD–COS flights arrived on time 74% of the time on Sundays. On Fridays: 63%.

United Airlines has a slight edge here.

United Airlines arrived on time 73% of the time on this route; American Airlines managed 68%.

Trending in the right direction.

ORD–COS flights arrived on time 75% of the time over the last three months in the data, compared with 63% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon68%(137 flights)
  • Tue74%(138 flights)
  • Wed74%(140 flights)
  • Thu72%(138 flights)
  • Fri63%(141 flights)
  • Sat71%(139 flights)
  • Sun74%(143 flights)
On-time by departure window
  • 6–9 AM78%(125 flights)
  • 9 AM–12 PM74%(580 flights)
  • 3–6 PM—(3 flights)
  • 6–9 PM60%(268 flights)
On-time trend by month
81%
May

Jun 65% → May 81% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202565%86
July 202560%92
August 202580%88
September 202588%89
October 202568%93
November 202574%87
December 202555%89
January 202662%66
February 202673%55
March 202670%59
April 202673%82
May 202681%90

Same trip, other airports

Keep nerding

Based on 997 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.