Korean Air flights from Jeju to Seoul
Weather by month: Jeju and Seoul
| Month | Jeju | Seoul |
|---|---|---|
| January | -2°C · 19 mm | |
| February | -3°C · 4 mm | |
| March | 6°C · 45 mm | |
| April | 12°C · 103 mm | |
| May | 17°C · 103 mm | |
| June | 23°C · 101 mm | |
| July | 28°C · 234 mm | |
| August | 27°C · 205 mm | |
| September | 22°C · 298 mm | |
| October | 15°C · 159 mm | |
| November | 7°C · 16 mm | |
| December | -1°C · 46 mm |
Average temperature and total rainfall per month, last full year.
About Korean Air flights from Jeju to Seoul
Korean Air operates flights between Jeju International Airport (CJU) and Gimpo International Airport (GMP), covering a distance of 455 kilometers. Flights on this route are usually non-stop, with a typical flight time of 75 minutes. This is a short regional service connecting Jeju Island with Seoul, serving both leisure and business travelers.
Economic fares on this route tend to be lowest in September. Korean Air includes one checked bag of up to 23 kilograms in economy tickets. Online check-in opens 48 hours before departure and closes 60 minutes before flight time.
Airports on this route
| Departure | Jeju International Airport (CJU) |
|---|---|
| Arrival | Gimpo International Airport (GMP) |
| Flight time | 1 h 15 min (estimated) |
| Distance | 455 km |
Checked bag in Economy: 1 piece, 23 kg (51 lb).
| Item | Allowance | Details |
|---|---|---|
| Cabin bag | 1 piece | |
| Personal item | included | small bag under the seat |
| Checked baggage - Economy | 1 piece · 23 kg (51 lb) | included in the fare |
| Checked baggage - Business | 2 pieces · 32 kg (71 lb) | included in the fare |
| Checked baggage - First | 3 pieces · 32 kg (71 lb) | included in the fare |
| Extra bag | from 200 USD | cheaper when added online in advance |
| Overweight fee | from 100 USD | per bag above the allowance |
Basic Economy allowance on most routes; premium fares and some destinations get more. Weights are shown in kilograms with pounds in brackets, sizes in centimetres with inches in brackets. Always confirm on the official website before travelling.
Korean Air online check-in opens 2 days before departure and closes 1 h before departure. Online check-in is free.
| Online check-in opens | 2 days before departure |
|---|---|
| Online check-in closes | 1 h before departure |
| Airport counters close | 1 h before departure |
| Check-in fee | online check-in is free |
| Boarding pass | mobile boarding pass, print at home |
| Mobile app check-in | available |
| Self-service kiosks | available |
Times apply to most routes; long-haul, US and some airport-specific deadlines differ. Confirm on the official website before travelling.