(DL) Delta Air Lines 6978 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-2026

(YVR) Vancouver International Airport

Vancouver, BC, CA

(YYC) Calgary International Airport

Calgary, AB, CA

On-Time Performance Chart

(using rounded numbers)

On-Time

93%

Late

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.)

12.333333333333334

Standard Deviation

Min

Max

DL 6978 On-Time Performance Details

Overall Rating

4.3 of 5

Good

Percentage On-Time 93%

Average Delay Time 12.333333333333334 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 84% of all other flights in the FlightStats database.

On-Time Performance Rating

4.7 of 5

Very Good

Percentage On-Time 93%

This flight has an on-time performance of 93%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 95% of other flights.

Delay Performance

3.8 of 5

Good

Average Delay Time 12.333333333333334 min

This flight has an average delay of 12.333333333333334 minutes with a standard deviation of 11 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.