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Flight Reliability

UA 4422 · United Airlines

Richmond → Washington (RIC–IAD)90% of its flights flew this route. The rest (ORD–XNA, CVG–IAD) are included in these numbers.

78
Usually Fine
WanderNerd Reliability Score
80%
Arrive within 15 minutes
10 min
Average arrival delay
2.5%
Cancelled
15 min early
Median arrival delay

Based on 360 historical flights. Data through May 2026.

What the data says

Morning-you made the right choice.

UA 4422 departing between 6–9 AM arrived on time 100% of the time, versus 78% between 6–9 PM.

Sunday scaries are real for this one.

UA 4422 arrived on time 92% of the time on Tuesdays and just 73% on Sundays. That gap is worth planning around.

Trending in the right direction.

UA 4422 arrived on time 86% of the time over the last three months in the data, compared with 72% in the three months before that.

The breakdown

On-time by weekday
  • Mon80%(49 flights)
  • Tue92%(51 flights)
  • Wed76%(50 flights)
  • Thu78%(50 flights)
  • Fri76%(49 flights)
  • Sat84%(51 flights)
  • Sun73%(51 flights)
On-time by departure window
  • 6–9 AM100%(24 flights)
  • 3–6 PM—(2 flights)
  • 6–9 PM78%(325 flights)
On-time trend by month
94%
May

Jun 90% → May 94% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%29
July 202568%25
August 202583%30
September 202587%30
October 202577%31
November 202576%29
December 202568%31
January 202674%27
February 202675%28
March 202673%30
April 202690%30
May 202694%31
Departures on time
79%
Diverted
0%
Flights flown
351
Months covered
12

Same route, other flights

Keep nerding

Based on 360 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.