Security at GMP can get busy, especially in the domestic terminal. Check live boarding times on the airport homepage before heading out.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $282 (FlightHub) |
One-way from | $143 (Mytrip) |
Popular in | October |
Cheapest in | July |
Average price | $418 |
Good round-trip deal | $333 or less |
Good one-way deal | $227 or less |
Fly from
Fly to
Route
Depart
Return
Price
SeoulTokyo
GMP - HND
GMPHND
Seoul Gimpo Intl
Sat 1/10
7:40 pm-9:45 pm
Nonstop2h 05m
Tokyo Haneda
Sun 1/11
8:20 am-10:55 am
Nonstop2h 35m
SeoulTokyo
GMP - HND
GMPHND
Seoul Gimpo Intl
Fri 1/9
7:40 pm-9:45 pm
Nonstop2h 05m
Tokyo Haneda
Tue 1/13
3:45 pm-6:20 pm
Nonstop2h 35m
SeoulTokyo
GMP - HND
GMPHND
Seoul Gimpo Intl
Wed 1/14
7:40 pm-9:45 pm
Nonstop2h 05m
Tokyo Haneda
Mon 1/19
8:20 am-10:55 am
Nonstop2h 35m
SeoulTokyo
GMP - HND
GMPHND
Seoul Gimpo Intl
Sat 1/10
7:40 pm-9:45 pm
Nonstop2h 05m
Tokyo Haneda
Tue 1/13
8:20 am-10:55 am
Nonstop2h 35m
SeoulTokyo
GMP - HND
GMPHND
Seoul Gimpo Intl
Thu 1/15
7:40 pm-9:45 pm
Nonstop2h 05m
Tokyo Haneda
Tue 1/20
8:20 am-10:55 am
Nonstop2h 35m
SeoulTokyo
GMP - HND
GMPHND
Seoul Gimpo Intl
Sat 1/10
7:40 pm-9:45 pm
Nonstop2h 05m
Tokyo Haneda
Wed 1/14
8:20 am-10:55 am
Nonstop2h 35m
SeoulTokyo
GMP - HND
GMPHND
Seoul Gimpo Intl
Fri 1/30
7:40 pm-9:45 pm
Nonstop2h 05m
Tokyo Haneda
Mon 2/2
8:20 am-10:55 am
Nonstop2h 35m
SeoulTokyo
GMP - HND
GMPHND
Seoul Gimpo Intl
Fri 1/9
7:40 pm-9:45 pm
Nonstop2h 05m
Tokyo Haneda
Mon 1/12
8:20 am-10:55 am
Nonstop2h 35m
SeoulTokyo
GMP - HND
GMPHND
Seoul Gimpo Intl
Mon 6/15
7:55 pm-10:15 pm
Nonstop2h 20m
SeoulTokyo
GMP - HND
GMPHND
Seoul Gimpo Intl
Fri 3/27
7:45 am-9:45 am
Nonstop2h 00m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
The best time to book flights from Seoul Gimpo Intl Airport to Tokyo Haneda Airport is 73 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, July is the cheapest month in which you can book a flight from Seoul Gimpo Intl Airport to Tokyo Haneda Airport (average of $245). Flying from Seoul Gimpo Intl Airport to Tokyo Haneda Airport in November is currently the most expensive (average of $317). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 55% on flights from Seoul Gimpo Intl Airport to Tokyo Haneda Airport by exploring options for tickets at noon.
About 6% of weekly flights between Seoul and Tokyo have experienced delays in the past year, with the average delay time being 106 minutes.
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Sunday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Over the last year, ANA have had the lowest number of delays on this route, with just 3% of flights being delayed.
Comfort
Overall
Crew
Entertainment
Food
Boarding
Reviews
Anonymous,Dec 2025
HND - LAX
Comfort
Overall
Crew
Entertainment
Food
Boarding
Reviews
Anonymous,Dec 2025
HND - LAX
Comfort
Overall
Crew
Entertainment
Food
Boarding
Reviews
Anonymous,Dec 2025
HND - LAX
Comfort
Overall
Crew
Entertainment
Food
Boarding
Reviews
Anonymous,Dec 2025
HND - LAX
Comfort
Overall
Crew
Entertainment
Food
Boarding
Reviews
Anonymous,Dec 2025
HND - LAX
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$262 | Average$341 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$287 | Average$369 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$361 | Average$438 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$382 | Average$439 | FlexibilityNo cancel fee | On-time81% |