Safety OPERATION DATA

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

calender
Jun.2017

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