Safety OPERATION DATA

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

calender
Oct.2017

Number of flights

All international 
and domestic flights

30,187

Domestic 
Flights

25,597

International 
Flights

4,590

Actual operation rate

All international 
and domestic flights

97.4%

Domestic
flights

96.9%

Flights canceled

808

Due to weather

704

Due to equipment failure

15

Due to equipment operation

77

Other

12

International
flights

99.9%

Flights canceled

1

Due to weather

0

Due to equipment failure

0

Due to equipment operation

1

Other

0

On-time departure rate

All international 
and domestic flights

88.2%

Domestic
flights

88.3%

Departure flights delayed

3,004

Due to weather

31

Due to equipment failure

93

Due to equipment operation

2,095

Other

785

International
flights

88.0%

Departure flights delayed

551

Due to weather

22

Due to equipment failure

39

Due to equipment operation

133

Other

357

On-time arrival rate

All international 
and domestic flights

84.1%

Domestic
flights

84.1%

Arrival flights delayed

4,076

International
flights

84.6%

Arrival flights delayed

709

Flights diverted

Domestic flights

Flights diverted

11

Due to weather

8

Due to equipment failure

0

Other

3

International Flights

Flights diverted

5

Due to weather

4

Due to equipment failure

1

Other

0

Returned to airport of departure

Domestic flights

Flights returned to departure airport

31

Due to weather

23

Due to equipment failure

2

Other

6

International Flights

Flights returned to departure airport

0

Due to weather

0

Due to equipment failure

0

Other

0