Cheap Flights from Guam (GUM) to Jeju City (CJU)

Frequently Asked Questions

• What are the cheapest flights from Guam to Jeju City (GUM-CJU)?

  Based on Trip.com data, Korean Air offers one-way fares as low as US$282 on Cheapest nonstop routes (e.g. GUM to CJU on Tue, Apr 28), while Jin Air offers Cheapest nonstop round-trips from US$303 departing on Thu, May 14 and returning on Sun, May 17.

• Which airlines offer direct flights from Guam to Jeju City?

  At the moment, you can catch a nonstop flight from Guam to Jeju City with the following airlines, including: Air Seoul Korean Air Jin Air Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• When is the best time to book flights from Guam to Jeju City?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Guam to Jeju City is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Guam to Jeju City?

  To find best deals on flights from Guam to Jeju City, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Apr 28, with one-way flights priced at just US$282.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Korean Air.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Jeju City travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Guam (GUM) to Jeju City (CJU) the cheapest?

  The cheapest months to fly from Guam to Jeju City is September, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Guam to Jeju City on?

  After crunching the numbers on our April flight calendar, it's currently cheapest to fly from Guam to Jeju City on April 20, 2026 with Jin Air, with prices starting at US$321.

• Which airports can I fly to for Jeju City from Guam?

  You can land at any one of the following hubs in Jeju City, with Antonio B. Won Pat International Airport to Jeju International Airport (GUM-CJU) is by far the most common option on this route: Jeju International Airport (CJU).

• Is there any time difference between Guam and Jeju City?

  The time difference between Jeju City and Guam is 1h.

• How do I change or cancel my ticket from Guam to Jeju City?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.