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Flight Reliability

DL 470 · Delta Air Lines

Las Vegas → Detroit (LAS–DTW)

95
Nerd Approved
WanderNerd Reliability Score
91%
Arrive within 15 minutes
6 min early
Average arrival delay
0.3%
Cancelled
11 min early
Median arrival delay

Based on 361 historical flights. Data through May 2026.

What the data says

Monday is the weak spot.

DL 470 arrived on time 98% of the time on Tuesdays. On Mondays: 86%.

Better than the LAS–DTW route average.

DL 470 arrived on time 91% of the time, versus 82% across the LAS–DTW route.

Better than the Delta Air Lines network average.

DL 470 arrived on time 91% of the time, versus 81% across the Delta Air Lines network.

It basically never cancels.

Out of 361 scheduled flights, only 0.3% were cancelled.

The breakdown

On-time by weekday
  • Mon86%(50 flights)
  • Tue98%(51 flights)
  • Wed87%(52 flights)
  • Thu89%(52 flights)
  • Fri90%(50 flights)
  • Sat94%(50 flights)
  • Sun91%(53 flights)
On-time trend by month
93%
May

Jun 93% → May 93% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202593%30
July 202576%29
August 202587%31
September 202597%30
October 202593%30
November 202593%30
December 202586%29
January 202687%31
February 202686%28
March 202694%31
April 2026100%30
May 202693%29
Departures on time
91%
Diverted
0.6%
Flights flown
358
Months covered
12

Same route, other flights

Keep nerding

Based on 361 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.