Safety OPERATION DATA

Nov. 2017 
(01~30.Nov)(Nov. 1-30 2017)

calender
Nov.2017

2018

2017

2016

2015

2014

Number of flights

All international 
and domestic flights

29,711

Domestic 
Flights

25,293

International 
Flights

4,418

Actual operation rate

All international 
and domestic flights

99.6%

Domestic
flights

99.5%

Flights canceled

130

Due to weather

66

Due to equipment failure

14

Due to equipment operation

41

Other

9

International
flights

100%

Flights canceled

0

Due to weather

0

Due to equipment failure

0

Due to equipment operation

0

Other

0

On-time departure rate

All international 
and domestic flights

87.6%

Domestic
flights

87.1%

Departure flights delayed

3,275

Due to weather

35

Due to equipment failure

82

Due to equipment operation

2,534

Other

624

International
flights

90.7%

Departure flights delayed

410

Due to weather

4

Due to equipment failure

35

Due to equipment operation

94

Other

277

On-time arrival rate

All international 
and domestic flights

82.4%

Domestic
flights

81.4%

Arrival flights delayed

4,701

International
flights

88.1%

Arrival flights delayed

527

Flights diverted

Domestic flights

Flights diverted

10

Due to weather

4

Due to equipment failure

0

Other

6

International Flights

Flights diverted

1

Due to weather

0

Due to equipment failure

1

Other

0

Returned to airport of departure

Domestic flights

Flights returned to departure airport

19

Due to weather

15

Due to equipment failure

0

Other

4

International Flights

Flights returned to departure airport

1

Due to weather

0

Due to equipment failure

1

Other

0