Cheap flights from Incheon Intl Airport to Hong Kong from $66

The month of May is, on average, the cheapest month to fly to Hong Kong from Incheon Intl Airport, with most prices found around $165. The month of June is another great option to travel to Hong Kong, with average flight prices from Incheon Intl Airport averaging around $170.

The cheapest day to depart from Incheon Intl Airport to Hong Kong is on a Monday. Travelers who choose to depart for Hong Kong on a Monday will often find tickets for as low as $221. The most expensive day to fly to Hong Kong is Saturday, with ticket prices averaging around $282.

The cheapest time of day to fly to Hong Kong is in the morning when flights can be purchased for as low as $214. In the afternoon is when there is more demand to fly to Hong Kong, so prices are often more expensive at around $269 per ticket.

Fly from Incheon Intl to Hong Kong Intl for the best Incheon Intl - Hong Kong Intl flight prices

You are more likely to see cheaper flights to Hong Kong from Incheon Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Hong Kong for around $214 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hong Kong from Incheon Intl Airport for as low as $186 on momondo.

There are 3 cabin classes available to choose from on Incheon Intl to Hong Kong Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

T'way Air, Jeju Air, and Shandong Airlines are the most popular carriers operating from Incheon Intl to Hong Kong Intl

HK Express, Cathay Pacific and Korean Air are the top three most popular airlines that fly to Hong Kong from Incheon Intl Airport according to our data. HK Express is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Hong Kong. Keep in mind that there are 7 different airlines that fly to Hong Kong on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Incheon and Hong Kong have experienced a delay on any given week. The average delay length over the past 12 months has been 128 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, HK Express have had the least number of delays on this route over the last 12 months; with about 13% of their flights experiencing any sort of delay.

As of March 2026, there are 36 flights per day flying from Incheon Intl Airport to Hong Kong. The most common time of day flights depart is 7:00PM, with 34% of flights taking off in the afternoon.

The number of flights available between Incheon Intl Airport and Hong Kong is 257 per week as of March 2026. The most frequent departure day is Fri, with 16% of weekly flights leaving on this day.