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Flight Reliability

DL 2038 · Delta Air Lines

Salt Lake City → Newark (SLC–EWR)

84
Pretty Reliable
WanderNerd Reliability Score
89%
Arrive within 15 minutes
0 min
Average arrival delay
2.8%
Cancelled
4 min early
Median arrival delay

Based on 357 historical flights. Data through May 2026.

What the data says

Thursdays have been rough.

DL 2038 arrived on time 94% of the time on Tuesdays and just 76% on Thursdays. That gap is worth planning around.

Better than the SLC–EWR route average.

DL 2038 arrived on time 89% of the time, versus 80% across the SLC–EWR route.

Better than the Delta Air Lines network average.

DL 2038 arrived on time 89% of the time, versus 81% across the Delta Air Lines network.

The breakdown

On-time by weekday
  • Mon90%(49 flights)
  • Tue94%(51 flights)
  • Wed88%(51 flights)
  • Thu76%(49 flights)
  • Fri90%(49 flights)
  • Sat89%(46 flights)
  • Sun94%(51 flights)
On-time by departure window
  • 3–6 PM88%(115 flights)
  • 9 PM–12 AM89%(231 flights)
On-time trend by month
84%
May

Jun 79% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202579%29
July 202596%27
August 202597%30
September 202593%30
October 202577%30
November 2025100%27
December 202593%28
January 202690%30
February 202681%26
March 202693%29
April 202683%29
May 202684%31
Departures on time
88%
Diverted
0.3%
Flights flown
346
Months covered
12

Same route, other flights

Keep nerding

Based on 357 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.