Safety OPERATION DATA

Aug. 2017 
(01~31.Aug)(Aug. 1-31 2017)

calender
Aug.2017

2018

2017

2016

2015

2014

Number of flights

All international 
and domestic flights

31,157

Domestic 
Flights

26,625

International 
Flights

4,532

Actual operation rate

All international 
and domestic flights

97.9%

Domestic
flights

97.6%

Flights canceled

662

Due to weather

536

Due to equipment failure

27

Due to equipment operation

95

Other

4

International
flights

99.9%

Flights canceled

1

Due to weather

0

Due to equipment failure

1

Due to equipment operation

0

Other

0

On-time departure rate

All international 
and domestic flights

86.2%

Domestic
flights

86.6%

Departure flights delayed

3,577

Due to weather

86

Due to equipment failure

110

Due to equipment operation

2,469

Other

912

International
flights

84.2%

Departure flights delayed

717

Due to weather

21

Due to equipment failure

45

Due to equipment operation

145

Other

506

On-time arrival rate

All international 
and domestic flights

83.2%

Domestic
flights

82.9%

Arrival flights delayed

4,544

International
flights

84.4%

Arrival flights delayed

705

Flights diverted

Domestic flights

Flights diverted

8

Due to weather

8

Due to equipment failure

0

Other

0

International Flights

Flights diverted

1

Due to weather

1

Due to equipment failure

0

Other

0

Returned to airport of departure

Domestic flights

Flights returned to departure airport

8

Due to weather

8

Due to equipment failure

0

Other

0

International Flights

Flights returned to departure airport

0

Due to weather

0

Due to equipment failure

0

Other

0