Flight INFO & Thai AirAsia X(XJ) flights from Bangkok to Seoul

Cheapest one-way flight price US$113
Cheapest return ticket price US$206
Cheapest month October
Peak season for travel July
Flight distance 3,717.66 km
Average flight time 5 hours 29 minutes
Popular airline Thai Airways
Frequency ～49/week

Book Thai AirAsia X(XJ) flights from Bangkok to Seoul

  • One way
  • Round-trip
      • DMK23:30
        21h 25m
        1 stops
        ICN22:55
        Bangkok - Seoul|Fri, Sep 11|Thai AirAsia X
        US$547
        US$622
        12% off
        Search
        12% off
        US$622
        US$547
      • BKK13:00
        21h 25m
        Nonstop
        SEL14:00
        Bangkok - Seoul|Mon, Sep 6|Normal Airline
        More cheap flights
        More cheap flights

Thai AirAsia X(XJ) flights from Bangkok to Seoul Flight Booking FAQ

  • Which airlines offer direct flights from Bangkok to Seoul?

    At the moment, you can catch a nonstop flight from Bangkok to Seoul with the following airlines, including: Thai Airways Korean Air Trinity Airways Asiana Airlines Thai Vietjet Air Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

  • How long is a flight from Bangkok to Seoul?

    It takes about 5 hours 29 minutes to fly from Bangkok to Seoul.

  • When is the best time to book flights from Bangkok to Seoul?

    By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Bangkok to Seoul 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 many flights are there per week from Bangkok to Seoul?

    Based on Trip.com data in the past 4 weeks, there is 105 flight per week flying from Bangkok to Seoul. You can check the weekly schedule for popular airlines on this route below: Thai Airways: S/M/T/W/T/F/S -- TG652 (08:12) Asiana Airlines: S/M/T/W/T/F/S -- OZ742 (02:24)

  • When are flight tickets from Bangkok (BKK) to Seoul (SEL) the cheapest?

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

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

    After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Bangkok to Seoul on September 20, 2026 with Thai Vietjet Air, with prices starting at US$93.

  • Which airports fly into Seoul from Bangkok?

    You can land at any one of the following hubs in Seoul: Gimpo International Airport (GMP), and Incheon International Airport (ICN). Flying from Suvarnabhumi Airport to Incheon International Airport (BKK-ICN) is by far the most common option on this route.

  • Is there any time difference between Bangkok and Seoul?

    The time difference between Seoul and Bangkok is 2h.

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

    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.