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Flight Reliability

UA 2147 · United Airlines

Chicago → Albany (ORD–ALB)84% of its flights flew this route. The rest (SFO–ORD, MCO–ORD) are included in these numbers.

69
Usually Fine
WanderNerd Reliability Score
69%
Arrive within 15 minutes
18 min
Average arrival delay
1.0%
Cancelled
3 min
Median arrival delay

Based on 397 historical flights. Data through May 2026.

What the data says

Morning-you made the right choice.

UA 2147 departing between 9 AM–12 PM arrived on time 91% of the time, versus 65% between 6–9 PM.

Sunday scaries are real for this one.

UA 2147 arrived on time 75% of the time on Tuesdays and just 59% on Sundays. That gap is worth planning around.

Lagging the ORD–ALB route.

UA 2147 arrived on time 69% of the time, versus 76% across the ORD–ALB route.

Lagging the United Airlines network.

UA 2147 arrived on time 69% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon73%(55 flights)
  • Tue75%(56 flights)
  • Wed70%(56 flights)
  • Thu71%(56 flights)
  • Fri62%(55 flights)
  • Sat71%(59 flights)
  • Sun59%(56 flights)
On-time by departure window
  • 9 AM–12 PM91%(42 flights)
  • 12–3 PM86%(21 flights)
  • 6–9 PM65%(330 flights)
On-time trend by month
71%
May

Jun 60% → May 71% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202560%30
July 202550%30
August 202562%29
September 202581%36
October 202588%56
November 202559%29
December 202561%31
January 202667%30
February 202674%31
March 202670%30
April 202663%30
May 202671%31
Departures on time
72%
Diverted
0%
Flights flown
393
Months covered
12

Same route, other flights

Keep nerding

Based on 397 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.