Cheapest airlines flights from Seoul to Hat Yai

You can choose from 2 airlines that fly from Seoul to Hat Yai, including AirAsia X, Thai AirAsia X, Jeju Air has lowest fares on this route.
AirAsia X logo AirAsia X
Thai AirAsia X logo Thai AirAsia X
Airlines are determined based on actual purchased flight tickets from Seoul to Hat Yai according to previous 12 months data from Trip.com.

Search cheap flights from Seoul to Hat Yai in the next 3 months. Based on Trip.com's latest 7-day data, one-way fares start at US$106, and round-trip tickets start at US$213.

Displayed flight fares from Seoul to Hat Yai are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Seoul to Hat Yai Flight Details

The distance between Seoul and Hat Yai is about 4,328.72 km. Based on Trip.com's latest data, travel demand is highest in July. The off-season for travel is October.

Cheapest one-way flight priceUS$106
Cheapest return ticket priceUS$213
Cheapest monthOctober
Peak season for travelJuly
Flight distance4,328.72 km
Popular airlineAirAsia X Berhad
Flight statistics for the Seoul–Hat Yai route are based on aggregated booking data from Trip.com over the past 12 months.

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.
  • 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.
  • 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.
  • 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.
  • The cheapest months to fly from Seoul to Hat Yai is October, when demand for travel is lower.
  • 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.
  • 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).
  • The time difference between Hat Yai and Seoul is 2h.
  • 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.

Trip.com Airline Insights on Flights from Seoul to Hat Yai

Which airline offers the cheapest direct flights from Seoul to Hat Yai?

Data is based on the average price of all nonstop flights from Seoul to Hat Yai on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, Scoot provides the lowest-priced direct flights from Seoul to Hat Yai, with fares starting at US$224.

US$133
US$224
US$316
US$407
US$498
Scoot
US$224
Scoot
Thai AirAsia X
US$255
Thai AirAsia X
Singapore Airlines
US$273
Singapore Airlines
Thai Lion Air
US$331
Thai Lion Air
Thai Airways
US$397
Thai Airways
Asiana Airlines
US$498
Asiana Airlines