background

(S7) S7 Airlines 5257 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(OVB) Novosibirsk Tolmachevo Airport

Novosibirsk, RU

(UUS) Yuzhno-Sakhalinsk Airport

Yuzhno-Sakhalinsk, RU

On-Time Performance Chart

(using rounded numbers)
On-Time
30
63%
Late
10
21%
Very Late
3
6%
Excessive
5
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
48
Total Delays ( > 1 min )
26
Codeshares
0
Average Delay (min.)
37.30769230769231
Standard Deviation
52.9
Min
0
Max
247

S7 5257 On-Time Performance Details

Overall Rating
1.1 of 5
Poor
Percentage On-Time 63%
Average Delay Time 37.30769230769231 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.1 shows that this flight has on-time performance characteristics better than 20% of all other flights in the FlightStats database.
On-Time Performance Rating
0.2 of 5
Very Poor
Percentage On-Time 63%
This flight has an on-time performance of 63%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 4% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 37.30769230769231 min
This flight has an average delay of 37.30769230769231 minutes with a standard deviation of 52.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.