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Flight Reliability

DL 2844 · Delta Air Lines

Las Vegas → Seattle (LAS–SEA)

100
Nerd Approved
WanderNerd Reliability Score
96%
Arrive within 15 minutes
7 min early
Average arrival delay
0.3%
Cancelled
15 min early
Median arrival delay

Based on 364 historical flights. Data through May 2026.

What the data says

Wednesday has been the better bet.

A small edge: 98% on time on Wednesdays against 94% on Thursdays.

Better than the LAS–SEA route average.

DL 2844 arrived on time 96% of the time, versus 83% across the LAS–SEA route.

Better than the Delta Air Lines network average.

DL 2844 arrived on time 96% of the time, versus 81% across the Delta Air Lines network.

It basically never cancels.

Out of 364 scheduled flights, only 0.3% were cancelled.

The breakdown

On-time by weekday
  • Mon96%(51 flights)
  • Tue96%(52 flights)
  • Wed98%(52 flights)
  • Thu94%(51 flights)
  • Fri96%(52 flights)
  • Sat98%(51 flights)
  • Sun94%(53 flights)
On-time by departure window
  • 3–6 AM—(5 flights)
  • 6–9 AM96%(357 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 2025100%31
August 2025100%31
September 202587%30
October 202597%31
November 2025100%30
December 202594%31
January 2026100%31
February 202696%27
March 202697%30
April 202697%30
May 202693%30
Departures on time
95%
Diverted
0.3%
Flights flown
362
Months covered
12

Same route, other flights

Keep nerding

Based on 364 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.