background

(DL) Delta Air Lines 4149 On-Time Performance Rating

Date Range:

01-Aug-2026 to 30-Sep-2026

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

(EUG) Eugene Mahlon Sweet Field Airport

Eugene, OR, US

On-Time Performance Chart

(using rounded numbers)
On-Time
48
79%
Late
8
13%
Very Late
3
5%
Excessive
2
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
29
Codeshares
61
Average Delay (min.)
26.17241379310345
Standard Deviation
58
Min
0
Max
319

DL 4149 On-Time Performance Details

Overall Rating
3.9 of 5
Good
Percentage On-Time 79%
Average Delay Time 26.17241379310345 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.9 shows that this flight has on-time performance characteristics better than 76% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 of 5
Good
Percentage On-Time 79%
This flight has an on-time performance of 79%. 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
3.9 of 5
Good
Average Delay Time 26.17241379310345 min
This flight has an average delay of 26.17241379310345 minutes with a standard deviation of 58 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.