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Flight Reliability

UA 4461 · United Airlines

Chicago → ABE (ORD–ABE)82% of its flights flew this route. The rest (GSP–ORD, MSN–ORD) are included in these numbers.

58
A Little Dicey
WanderNerd Reliability Score
67%
Arrive within 15 minutes
19 min
Average arrival delay
2.9%
Cancelled
3 min early
Median arrival delay

Based on 339 historical flights. Data through May 2026.

What the data says

Morning flights do better here.

UA 4461 departing between 9 AM–12 PM arrived on time 82% of the time, versus 65% between 12–3 PM.

Mondays have been rough.

UA 4461 arrived on time 79% of the time on Sundays and just 50% on Mondays. That gap is worth planning around.

Lagging the United Airlines network.

UA 4461 arrived on time 67% of the time, versus 79% across the United Airlines network.

Slipping a little lately.

UA 4461 arrived on time 57% of the time over the last three months in the data, compared with 63% in the three months before that.

The breakdown

On-time by weekday
  • Mon50%(46 flights)
  • Tue77%(51 flights)
  • Wed65%(52 flights)
  • Thu69%(45 flights)
  • Fri53%(45 flights)
  • Sat74%(46 flights)
  • Sun79%(43 flights)
On-time by departure window
  • 6–9 AM—(3 flights)
  • 9 AM–12 PM82%(34 flights)
  • 12–3 PM65%(286 flights)
  • 3–6 PM—(5 flights)
On-time trend by month
65%
May

Jun 73% → May 65% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202573%30
July 202561%31
August 202591%21
September 2025100%14
October 202581%31
November 202559%27
December 202567%30
January 202647%30
February 202677%26
March 202654%28
April 202652%29
May 202665%31
Departures on time
71%
Diverted
0.3%
Flights flown
328
Months covered
12

Same route, other flights

Keep nerding

Based on 339 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.