Korean Air flights from Tokyo to Seoul
Tokyo to Seoul: prices by month
Lowest one-way fares found by travellers for each month. Prices change daily; the link opens live search results for that date. Weather: average temperature and total rainfall for that month last year.
| Month | Lowest fare | Airline | Stops | Seoul weather | |
|---|---|---|---|---|---|
| September 2026 | 151 USD | TW | direct | 22°C · 298 mm | Search → |
| October 2026 | 179 USD | Air Seoul | direct | 15°C · 159 mm | Search → |
| November 2026 | 257 USD | Peach | 1 stop | 7°C · 16 mm | Search → |
| December 2026 | 214 USD | Peach | 1 stop | -1°C · 46 mm | Search → |
| January 2027 | 234 USD | Peach | direct | -2°C · 19 mm | Search → |
| February 2027 | 276 USD | Peach | direct | -3°C · 4 mm | Search → |
| March 2027 | 270 USD | WE | direct | 6°C · 45 mm | Search → |
| April 2027 | 443 USD | Asiana Airlines | direct | 12°C · 103 mm | Search → |
| May 2027 | 431 USD | Asiana Airlines | direct | 17°C · 103 mm | Search → |
| June 2027 | 400 USD | Asiana Airlines | direct | 23°C · 101 mm | Search → |
About Korean Air flights from Tokyo to Seoul
Korean Air operates flights on the Tokyo–Seoul route, connecting Japan's two major airports (Haneda and Narita) with Seoul's Gimpo and Incheon airports. The 1,149 km journey typically takes 2 hours 40 minutes and is usually non-stop, making it a popular option for business travel and leisure trips between the two cities.
Lowest fares on this route are typically found in September. Korean Air includes one checked bag of up to 23 kg in Economy fares. Online check-in opens 48 hours before departure and closes 60 minutes before flight time.
Airports on this route
| Departure | Haneda Airport (HND), Narita International Airport (NRT) |
|---|---|
| Arrival | Gimpo International Airport (GMP), Incheon International Airport (ICN) |
| Flight time | 2 h 40 min (estimated) |
| Distance | 1149 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.