Safety OPERATION DATA

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

calender
Jun.2017

2018

2017

2016

2015

2014

Number of flights

All international 
and domestic flights

29,563

Domestic 
Flights

25,250

International 
Flights

4,313

Actual operation rate

All international 
and domestic flights

99.2%

Domestic
flights

99.1%

Flights canceled

222

Due to weather

106

Due to equipment failure

30

Due to equipment operation

67

Other

19

International
flights

99.9%

Flights canceled

4

Due to weather

0

Due to equipment failure

1

Due to equipment operation

3

Other

0

On-time departure rate

All international 
and domestic flights

92.1%

Domestic
flights

92.8%

Departure flights delayed

1,817

Due to weather

30

Due to equipment failure

88

Due to equipment operation

1,250

Other

449

International
flights

88.1%

Departure flights delayed

513

Due to weather

28

Due to equipment failure

29

Due to equipment operation

107

Other

349

On-time arrival rate

All international 
and domestic flights

88.8%

Domestic
flights

89.3%

Arrival flights delayed

2,690

International
flights

85.5%

Arrival flights delayed

627

Flights diverted

Domestic flights

Flights diverted

12

Due to weather

11

Due to equipment failure

0

Other

1

International Flights

Flights diverted

5

Due to weather

4

Due to equipment failure

0

Other

1

Returned to airport of departure

Domestic flights

Flights returned to departure airport

14

Due to weather

12

Due to equipment failure

2

Other

0

International Flights

Flights returned to departure airport

3

Due to weather

0

Due to equipment failure

3

Other

0