Seoul - Gimpo International (GMP)Jeju (CJU)
- non-stop flights:
- 108–135 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $60number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
23–31 24–32 22–30 24–32 22–30 24–32 22–29 
20–32 20–32 20–32 20–33 20–33 20–32 20–33 
21–22 18 21–23 21 21–23 18 21–22 
15 14 15 14 15 14 15 
13 15 13 15 13 15 13 
6–7 8–9 7–8 6–7 7–8 7–8 6–7 
6–8 6–8 6–9 6–8 6–8 6–8 6–8 
4 4 4 4 4 4 4 
1 1 1 1 1 1 1 Seoul (SEL)Jeju (CJU)
- non-stop flights:
- 108–135 per day
- flight duration:
- at least
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
from $60number of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
23–31 24–32 22–30 24–32 22–30 24–32 22–29 
20–32 20–32 20–32 20–33 20–33 20–32 20–33 
21–22 18 21–23 21 21–23 18 21–22 
15 14 15 14 15 14 15 
13 15 13 15 13 15 13 
6–7 8–9 7–8 6–7 7–8 7–8 6–7 
6–8 6–8 6–9 6–8 6–8 6–8 6–8 
4 4 4 4 4 4 4 
1 1 1 1 1 1 1