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Route Reliability

Salt Lake City → CDC

SLC–CDC · 221 miles · Salt Lake City International Airport to CDC Airport

100
Nerd Approved
WanderNerd Reliability Score
95%
Arrive within 15 minutes
10 min early
Average arrival delay
0.5%
Cancelled
628
Flights in the data

Data through May 2026.

Delta Air Lines is the only airline in this data on this route, arriving on time 95% of the time across 628 flights. No comparison to make.

What the data says

Departure time hasn't mattered much.

On-time rates stay between 94% and 96% across the day.

Wednesday has been the better bet.

A small edge: 98% on time on Wednesdays against 93% on Thursdays.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

The breakdown

On-time by weekday
  • Mon94%(103 flights)
  • Tue97%(57 flights)
  • Wed98%(80 flights)
  • Thu93%(100 flights)
  • Fri96%(103 flights)
  • Sat94%(77 flights)
  • Sun96%(104 flights)
On-time by departure window
  • 6–9 AM95%(216 flights)
  • 9 AM–12 PM94%(143 flights)
  • 12–3 PM—(5 flights)
  • 3–6 PM96%(260 flights)
On-time trend by month
96%
May

Jun 98% → May 96% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202598%52
July 202596%53
August 202592%52
September 202596%53
October 202594%54
November 202598%48
December 202593%54
January 202696%53
February 202696%48
March 202698%53
April 202688%51
May 202696%53

Keep nerding

Based on 628 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.