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(WS) WestJet 5121 On-Time Performance Rating

Date Range:

15-Jun-2026 to 15-Aug-2026

(ZRH) Zurich Airport

Zurich, CH

(CDG) Paris Charles de Gaulle Airport

Paris, FR

On-Time Performance Chart

(using rounded numbers)
On-Time
43
75%
Late
9
16%
Very Late
2
4%
Excessive
3
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
41
Codeshares
57
Average Delay (min.)
20.682926829268293
Standard Deviation
38.1
Min
0
Max
224

WS 5121 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 75%
Average Delay Time 20.682926829268293 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 85% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 of 5
Good
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 76% of other flights.
Delay Performance
4.8 of 5
Very Good
Average Delay Time 20.682926829268293 min
This flight has an average delay of 20.682926829268293 minutes with a standard deviation of 38.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 96% of other flights.

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