March is by far the best month, wherein you can get cheapest flights for Cheju to Seoul. Meanwhile, June is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
March- During this month the footfall is less so, the flight is gradually inexpensive.
March - is the cheapest month to book round trip flights.
Cheapest Fare- Currently, this is the fare price based on the current demand.
Disclaimer - All the mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Osaka
09:00
Kansai International Airport [KIX]
Thu , 12 Mar 2026

Seoul
11:00
Incheon International Airport [ICN]
Thu, 12 Mar 2026

Seoul
08:10
Incheon International Airport [ICN]
Thu , 12 Mar 2026

Tokyo
10:35
Narita International Airport [NRT]
Thu, 12 Mar 2026

Tokyo
19:50
Narita International Airport [NRT]
Thu , 12 Mar 2026

Seoul
22:50
Incheon International Airport [ICN]
Thu, 12 Mar 2026

Tokyo
11:35
Narita International Airport [NRT]
Thu , 12 Mar 2026

Seoul
14:30
Incheon International Airport [ICN]
Thu, 12 Mar 2026

Seoul
19:30
Incheon International Airport [ICN]
Thu , 12 Mar 2026

Bangkok
23:45
Suvarnabhumi Airport [BKK]
Thu, 12 Mar 2026

Seoul
16:20
Incheon International Airport [ICN]
Thu , 12 Mar 2026

Tokyo
18:40
Narita International Airport [NRT]
Thu, 12 Mar 2026

Tokyo
14:00
Narita International Airport [NRT]
Thu , 12 Mar 2026

Seoul
16:45
Incheon International Airport [ICN]
Thu, 12 Mar 2026

Bangkok
01:00
Suvarnabhumi Airport [BKK]
Thu , 12 Mar 2026

Tokyo
10:35
Narita International Airport [NRT]
Fri, 13 Mar 2026

Seoul
21:20
Incheon International Airport [ICN]
Thu , 12 Mar 2026

Danang
00:30
Da Nang International Airport [DAD]
Fri, 13 Mar 2026

Seoul
10:25
Incheon International Airport [ICN]
Thu , 12 Mar 2026

Danang
13:25
Da Nang International Airport [DAD]
Thu, 12 Mar 2026