Cheap Flights from Seoul (SEL) to Hat Yai (HDY)

Frequently Asked Questions

• What are the cheapest flights from Seoul to Hat Yai (SEL-HDY)?

  Based on Trip.com data, Jeju Air offers one-way fares as low as US$106 on Cheapest nonstop routes (e.g. ICN to HDY on Sun, Mar 1), while Thai AirAsia X offers Cheapest nonstop round-trips from US$213 departing on Sat, Mar 21 and returning on Tue, Mar 24.

• Which airlines offer direct flights from Seoul to Hat Yai?

  At the moment, you can catch a nonstop flight from Seoul to Hat Yai with the following airlines, including: AirAsia X Berhad 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 Seoul to Hat Yai?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seoul to Hat Yai 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 Seoul to Hat Yai?

  To find best deals on flights from Seoul to Hat Yai, 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 Sun, Mar 1, with one-way flights priced at just US$106.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Jeju 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 Hat Yai travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Seoul (SEL) to Hat Yai (HDY) the cheapest?

  The cheapest months to fly from Seoul to Hat Yai is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Seoul to Hat Yai on?

  After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Seoul to Hat Yai on February 22, 2026 with Jeju Air, with prices starting at US$106.

• Which airports can I fly to for Hat Yai from Seoul?

  You can land at any one of the following hubs in Hat Yai, with Incheon International Airport to Hat Yai International Airport (ICN-HDY) is by far the most common option on this route: Hat Yai International Airport (HDY).

• Is there any time difference between Seoul and Hat Yai?

  The time difference between Hat Yai and Seoul is 2h.

• How do I change or cancel my ticket from Seoul to Hat Yai?

  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.