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(DL) Delta Air Lines 7421 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(GRU) Sao Paulo-Guarulhos International Airport

Sao Paulo, SP, BR

(POA) Porto Alegre Salgado Filho International Airport

Porto Alegre, RS, BR

On-Time Performance Chart

(using rounded numbers)
On-Time
13
54%
Late
4
17%
Very Late
2
8%
Excessive
5
21%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
24
Total Delays ( > 1 min )
18
Codeshares
24
Average Delay (min.)
37.333333333333336
Standard Deviation
41.5
Min
0
Max
179

DL 7421 On-Time Performance Details

Overall Rating
1.1 of 5
Poor
Percentage On-Time 54%
Average Delay Time 37.333333333333336 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
0.0 of 5
Very Poor
Percentage On-Time 54%
This flight has an on-time performance of 54%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 1% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 37.333333333333336 min
This flight has an average delay of 37.333333333333336 minutes with a standard deviation of 41.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.

Other Stops for DL 7421

Origin

Destination

Rating

(ANF) Andres Sabella Galvez International Airport

Antofagasta, CL

(SCL) Santiago Arturo Merino Benitez Intl Airport

Santiago, CL
1.8 Average

(BSB) Brasilia International Airport

Brasilia, DF, BR

(GRU) Sao Paulo-Guarulhos International Airport

Sao Paulo, SP, BR
1.5 Poor

(CWB) Curitiba President Alfonso Pena Intl Airport

Curitiba, PR, BR

(GRU) Sao Paulo-Guarulhos International Airport

Sao Paulo, SP, BR
1.3 Poor

(GIG) Rio de Janeiro Galeao International Airport

Rio De Janeiro, RJ, BR

(BSB) Brasilia International Airport

Brasilia, DF, BR
3.6 Good

(GIG) Rio de Janeiro Galeao International Airport

Rio De Janeiro, RJ, BR

(FOR) Fortaleza Pinto Martins International Airport

Fortaleza, CE, BR
3.1 Average

(GIG) Rio de Janeiro Galeao International Airport

Rio De Janeiro, RJ, BR

(GRU) Sao Paulo-Guarulhos International Airport

Sao Paulo, SP, BR
3.8 Good

(GRU) Sao Paulo-Guarulhos International Airport

Sao Paulo, SP, BR

(CGB) Cuiaba Marechal Rondon International Airport

Cuiaba, MT, BR
3.6 Good

(GRU) Sao Paulo-Guarulhos International Airport

Sao Paulo, SP, BR

(GIG) Rio de Janeiro Galeao International Airport

Rio De Janeiro, RJ, BR
3.6 Good

(GYE) Guayaquil Jose Joaquin de Olmedo Intl Airport

Guayaquil, EC

(UIO) Quito Mariscal Sucre International Airport

Quito, EC
3.6 Good

(LIM) Lima Jorge Chavez International Airport

Lima, PE

(AQP) Arequipa Alfredo Rodriguez Ballon Intl Airport

Arequipa, PE
3.3 Average

(LIM) Lima Jorge Chavez International Airport

Lima, PE

(CIX) Capitan FAP Jose A Quinones Gonzales Intl Airport

Chiclayo, PE
2.7 Average

(LIM) Lima Jorge Chavez International Airport

Lima, PE

(MVD) Carrasco International Airport

Montevideo, UY
3.5 Average

(LIM) Lima Jorge Chavez International Airport

Lima, PE

(PIU) Piura Guillermo Concha Iberico Intl Airport

Piura, PE
1.7 Average

(MDE) Medellin Jose Maria Cordova Intl Airport

Medellin, CO

(BOG) Bogota El Dorado International Airport

Bogota, CO
2.4 Average

(NAT) Greater Natal International Airport

Natal, RN, BR

(GRU) Sao Paulo-Guarulhos International Airport

Sao Paulo, SP, BR
3.6 Good

(NVT) Navegantes Ministro Victor Konder Intl Airport

Navegantes, SC, BR

(GRU) Sao Paulo-Guarulhos International Airport

Sao Paulo, SP, BR
3.3 Average

(PIU) Piura Guillermo Concha Iberico Intl Airport

Piura, PE

(LIM) Lima Jorge Chavez International Airport

Lima, PE
1.6 Average

(SLZ) Marechal Cunha Machado International Airport

Sao Luiz, MA, BR

(GRU) Sao Paulo-Guarulhos International Airport

Sao Paulo, SP, BR
3.5 Average

(TRU) Trujillo Carlos Martinez de Pinillos Airport

Trujillo, PE

(LIM) Lima Jorge Chavez International Airport

Lima, PE
3.3 Average

(UDI) Uberlandia Airport

Uberlandia, MG, BR

(GRU) Sao Paulo-Guarulhos International Airport

Sao Paulo, SP, BR
3.1 Average

(VIX) Vitoria Eurico de Aguiar Salles Airport

Vitoria, ES, BR

(GIG) Rio de Janeiro Galeao International Airport

Rio De Janeiro, RJ, BR
3.9 Good

(VIX) Vitoria Eurico de Aguiar Salles Airport

Vitoria, ES, BR

(GRU) Sao Paulo-Guarulhos International Airport

Sao Paulo, SP, BR
1.7 Average