£429 Cheap flights to Jeju-do

Flights to Jeju-do vary based on month, airline, when you book, where you are departing from and many more variables, but on average momondo users can expect to spend about £43/pp. The absolute cheapest flight to Jeju-do is £10/pp

Jeju City is about 100% more popular to visit than any other city in Jeju-do, according to momondo users. When visiting Jeju City, it is recommended to fly into Jeju City Airport, where you can typically get the cheapest prices and the most convenient travel options into the city.

Flight times vary depending on what airport in United Kingdom you fly out of and what airport in Jeju-do you fly into. For example, flying from London Heathrow to Jeju City takes 25h 35m on average. On the other hand, flying from Manchester to Jeju City takes on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

Flying to Jeju-do on a Tuesday or Friday is your best option since this is when flight prices tend to be at their lowest for the week. The most expensive day of the week to fly to Jeju-do is on a Sunday.

Prices for flights to Jeju-do refresh daily.

The number of operators available for flights to Jeju-do is 7 as of November 2025.

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Jeju-do.

The travel and health documents required for your trip to Jeju-do can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Jeju-do. We always recommend checking with your airline or a trusted third party such as IATA to get advice.