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Flight Reliability

UA 5874 · United Airlines

Chicago → PIA (ORD–PIA)96% of its flights flew this route. The rest (ECP–ORD, SFO–PDX) are included in these numbers.

49
Bring Snacks
WanderNerd Reliability Score
61%
Arrive within 15 minutes
27 min
Average arrival delay
3.0%
Cancelled
5 min
Median arrival delay

Based on 333 historical flights. Data through May 2026.

What the data says

Morning-you made the right choice.

UA 5874 departing between 9 AM–12 PM arrived on time 85% of the time, versus 60% between 3–6 PM.

Sunday scaries are real for this one.

UA 5874 arrived on time 78% of the time on Fridays and just 40% on Sundays. That gap is worth planning around.

Lagging the ORD–PIA route.

UA 5874 arrived on time 61% of the time, versus 68% across the ORD–PIA route.

Well behind the United Airlines network.

UA 5874 arrived on time 61% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon63%(43 flights)
  • Tue69%(48 flights)
  • Wed54%(48 flights)
  • Thu63%(48 flights)
  • Fri78%(46 flights)
  • Sat63%(43 flights)
  • Sun40%(47 flights)
On-time by departure window
  • 9 AM–12 PM85%(13 flights)
  • 3–6 PM60%(310 flights)
On-time trend by month
65%
May

Jul 53% → May 65% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
July 202553%30
August 202570%30
September 202570%30
October 202561%31
November 202567%27
December 202567%27
January 202658%26
February 202656%27
March 202643%28
April 202659%29
May 202665%31
Departures on time
69%
Diverted
0%
Flights flown
323
Months covered
12

Same route, other flights

Keep nerding

Based on 333 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.