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Flight Reliability

UA 4932 · United Airlines

Washington → Manchester (IAD–MHT)

65
Usually Fine
WanderNerd Reliability Score
78%
Arrive within 15 minutes
16 min
Average arrival delay
4.1%
Cancelled
5 min early
Median arrival delay

Based on 197 historical flights. Data through May 2026.

What the data says

Wednesdays have been rough.

UA 4932 arrived on time 91% of the time on Tuesdays and just 73% on Wednesdays. That gap is worth planning around.

A bit ahead of the IAD–MHT route.

UA 4932 arrived on time 78% of the time, versus 74% across the IAD–MHT route.

Keep a backup plan handy.

UA 4932 was cancelled 4.1% of the time. Typical for U.S. flights is around 1–2%.

Recent months have been rougher.

UA 4932 arrived on time 76% of the time over the last three months in the data, compared with 89% in the three months before that.

The breakdown

On-time by weekday
  • Mon76%(29 flights)
  • Tue91%(23 flights)
  • Wed73%(22 flights)
  • Thu73%(30 flights)
  • Fri83%(30 flights)
  • Sat76%(21 flights)
  • Sun76%(33 flights)
On-time by departure window
  • 3–6 PM78%(92 flights)
  • 9 PM–12 AM78%(96 flights)
On-time trend by month
69%
May

Jun 68% → May 69% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202568%28
July 202568%19
August 202593%14
November 202583%29
February 202692%12
March 202683%24
April 202677%30
May 202669%26
Departures on time
82%
Diverted
0.5%
Flights flown
188
Months covered
9

Same route, other flights

Keep nerding

Based on 197 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.