Find cheap airlines flights from Seoul to Hong Kong

Choose from 9 carriers that fly from Seoul to Hong Kong, including HK Express, T'Way Air, and Hong Kong Airlines. Enjoy the cheapest tickets on this route with HK Express.
Airlines are determined based on actual purchased flight tickets from Seoul to Hong Kong according to previous 12 months data from Trip.com.

Book direct flights from Seoul to Hong Kong: One way flights from $61, round trip flights from $143. Find flight deals for the next 3 months below.

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

Flight Info | Seoul to Hong Kong

The distance between Seoul and Hong Kong is approximately 2,082.55 km. It takes around 4 hours 8 minutes on average to fly from Seoul to Hong Kong. Based on Trip.com's data travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight price$61
Cheapest round-trip ticket price$143
Off-season for travelOctober
Peak season for travelJuly
Flight distance2,082.55 km
Average flight time4 hours 8 minutes
Popular airlineHK Express
Flight statistics for the Seoul–Hong Kong route are based on aggregated booking data from Trip.com over the past 12 months.

When is the cheapest time to fly from Seoul to Hong Kong?

The cheapest time for Seoul to Hong Kong flights: Mar 1 to Mar 8 — one way flight prices from $55.

Cheapest flights
From price
Search
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
  • 18
  • 815
  • 1522
  • Mar

    221
  • 18
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Seoul to Hong Kong, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • What are the cheapest flights from Seoul to Hong Kong (SEL-HKG)?

    Based on Trip.com data, HK Express offers one-way fares as low as $61 on Cheapest nonstop routes (e.g. ICN to HKG on Wed, Jan 28), while HK Express offers Cheapest nonstop round-trips from $143 departing on Wed, Feb 4 and returning on Sat, Feb 7.
  • At the moment, you can catch a nonstop flight from Seoul to Hong Kong with the following airlines, including: HK Express T'Way Air Hong Kong Airlines Cathay Pacific Air Premia Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 4 hours 8 minutes to fly from Seoul (SEL) to Hong Kong (HKG).
  • 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 Hong Kong 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.
  • Based on Trip.com data in the past 4 weeks, there is 63 flight per week flying from Seoul to Hong Kong. You can check the weekly schedule for popular airlines on this route below: T'Way Air: S/M/T/W/T/F/S -- TW643 (19:18) Cathay Pacific: S/M/T/W/T/F/S -- CX417 (10:25) Jeju Air: S/M/T/W/T/F/S -- 7C6021 (10:16)
  • To find best deals on flights from Seoul to Hong Kong, 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 Wed, Jan 28, with one-way flights priced at just $61.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is HK Express.
    · 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 Hong Kong travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seoul to Hong Kong is October, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Seoul to Hong Kong on December 23, 2025 with HK Express, with prices starting at $53.
  • You can land at any one of the following hubs in Hong Kong, with Incheon International Airport to Hong Kong International Airport (ICN-HKG) is by far the most common option on this route: Hong Kong International Airport (HKG).
  • The time difference between Hong Kong and Seoul is 1h.
  • 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.