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Flight Reliability

DL 4294 · Delta Air Lines

IMT → Detroit (IMT–DTW)

70
Usually Fine
WanderNerd Reliability Score
78%
Arrive within 15 minutes
12 min
Average arrival delay
3.8%
Cancelled
13 min early
Median arrival delay

Based on 365 historical flights. Data through May 2026.

What the data says

Friday is doing you no favors.

DL 4294 arrived on time 86% of the time on Tuesdays and just 63% on Fridays. That gap is worth planning around.

A bit behind the Delta Air Lines network.

DL 4294 arrived on time 78% of the time, versus 81% across the Delta Air Lines network.

Keep a backup plan handy.

DL 4294 was cancelled 3.8% of the time. Typical for U.S. flights is around 1–2%.

Trending in the right direction.

DL 4294 arrived on time 77% of the time over the last three months in the data, compared with 69% in the three months before that.

The breakdown

On-time by weekday
  • Mon80%(51 flights)
  • Tue86%(50 flights)
  • Wed80%(50 flights)
  • Thu78%(50 flights)
  • Fri63%(49 flights)
  • Sat86%(50 flights)
  • Sun71%(51 flights)
On-time by departure window
  • 9 AM–12 PM—(2 flights)
  • 3–6 PM78%(349 flights)
On-time trend by month
87%
May

Jun 90% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%30
July 202581%31
August 202584%31
September 202590%30
October 202568%31
November 202579%29
December 202568%28
January 202662%29
February 202678%27
March 202673%26
April 202671%28
May 202687%31
Departures on time
78%
Diverted
0%
Flights flown
351
Months covered
12

Keep nerding

Based on 365 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.