Skip to content
WanderNerd
Check a flight

Flight Reliability

DL 2073 · Delta Air Lines

Detroit → Washington (DTW–DCA)

63
A Little Dicey
WanderNerd Reliability Score
70%
Arrive within 15 minutes
16 min
Average arrival delay
2.8%
Cancelled
1 min early
Median arrival delay

Based on 363 historical flights. Data through May 2026.

What the data says

Sunday scaries are real for this one.

DL 2073 arrived on time 83% of the time on Saturdays and just 63% on Sundays. That gap is worth planning around.

Lagging the Delta Air Lines network.

DL 2073 arrived on time 70% of the time, versus 81% across the Delta Air Lines network.

Ticking up lately.

DL 2073 arrived on time 68% of the time over the last three months in the data, compared with 65% in the three months before that.

The breakdown

On-time by weekday
  • Mon66%(50 flights)
  • Tue79%(48 flights)
  • Wed72%(50 flights)
  • Thu64%(50 flights)
  • Fri65%(51 flights)
  • Sat83%(52 flights)
  • Sun63%(51 flights)
On-time by departure window
  • 6–9 PM—(1 flights)
  • 9 PM–12 AM70%(351 flights)
On-time trend by month
77%
May

Jun 69% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202569%29
July 202543%28
August 202581%31
September 202593%30
October 202587%31
November 202568%28
December 202565%31
January 202667%27
February 202663%27
March 202657%30
April 202670%30
May 202677%30
Departures on time
74%
Diverted
0.3%
Flights flown
352
Months covered
12

Same route, other flights

Keep nerding

Based on 363 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.