搞了那么久，原来是在仁川机场过夜！机场里就有住的。。。

可以去Transit Hotel,更简单一点直接在Passenger Transfer/Transit Lounge或登机门边的座椅睡。我在仁川机场过境无数次，看见很多人就这样做的。

Transit Hotel
Location: The east end of the bonded area on the 4th floor of the Passenger Terminal
Facilities: 90 guest rooms includes a business center with internet access and simple office needs as well as a hotel restaurant.
Room rates: 40,000 ~ 70,000 KRW depending on the room type (6 hours)
Contact: [phone]
* The Transit Hotel located in the bonded area is for transit passengers; therefore boarding procedures cannot be completed at night for the next day’s departure.
Hotel Reservations (only for transit passengers)

Passenger Transfer/Transit Lounge
Inside the lounge passengers can have access to the internet, watch television and rest using a slumberette at no cost as well as buy snacks or beverages.
Location: East and west end of the bonded area on the 4th floor of the Passenger Terminal
Facilities: Rest area, free internet access, snacks and refreshment counters.
Contact : [phone]