(DL) Delta Air Lines 6904 On-Time Performance Rating

Date Range:

01-Sep-2026 to 31-Oct-2026

(YYC) Calgary International Airport

Calgary, AB, CA

(YLW) Kelowna International Airport

Kelowna, BC, CA

On-Time Performance Chart

(using rounded numbers)

On-Time

67%

Late

33%

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

Standard Deviation

Min

Max

DL 6904 On-Time Performance Details

Overall Rating

2.3 of 5

Average

Percentage On-Time 67%

Average Delay Time 15 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 45% of all other flights in the FlightStats database.

On-Time Performance Rating

1.5 of 5

Poor

Percentage On-Time 67%

This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 31% of other flights.

Delay Performance

3.1 of 5

Average

Average Delay Time 15 min

This flight has an average delay of 15 minutes with a standard deviation of 0 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.