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Flight Reliability

UA 6190 · United Airlines

Detroit → Washington (DTW–IAD)92% of its flights flew this route. The rest (IAH–TUS, BZN–IAH) are included in these numbers.

88
Pretty Reliable
WanderNerd Reliability Score
82%
Arrive within 15 minutes
9 min
Average arrival delay
0.3%
Cancelled
7 min early
Median arrival delay

Based on 350 historical flights. Data through May 2026.

What the data says

The late departure is the smart one here.

UA 6190 departing between 6–9 PM arrived on time 90% of the time, versus 82% between 12–3 PM.

Mondays have been rough.

UA 6190 arrived on time 90% of the time on Saturdays and just 71% on Mondays. That gap is worth planning around.

A bit ahead of the DTW–IAD route.

UA 6190 arrived on time 82% of the time, versus 77% across the DTW–IAD route.

A bit ahead of the United Airlines network.

UA 6190 arrived on time 82% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon71%(52 flights)
  • Tue78%(51 flights)
  • Wed86%(51 flights)
  • Thu85%(52 flights)
  • Fri86%(51 flights)
  • Sat90%(41 flights)
  • Sun78%(50 flights)
On-time by departure window
  • 12–3 PM82%(329 flights)
  • 6–9 PM90%(19 flights)
On-time trend by month
87%
May

Jun 76% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202576%29
July 202565%31
August 202596%27
September 202589%28
October 202578%27
November 202587%30
December 202577%31
January 202677%30
February 202687%23
March 202681%31
April 202687%30
May 202687%31
Departures on time
85%
Diverted
0.3%
Flights flown
348
Months covered
12

Same route, other flights

Keep nerding

Based on 350 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.