Cheap flights from Hong Kong to Busan from $139

The cheapest month to fly to Busan from Hong Kong is in September. Flight prices, which tend to average around $202, are often lower during this time because this is during the off-season. If you aren’t able to travel to Busan during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $221.

Our data shows that Tuesday is the least expensive day to fly to Busan. Tickets to fly out on this day can be as low as $242. Flights from Hong Kong to Busan on a Monday will generally be more expensive and average around $355. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

In the evening is the cheapest time of day to fly from Hong Kong to Busan when you can find flight prices for as low as $242. Flying to Busan in the evening is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Busan, so prices are often more expensive at around $296 per ticket.

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

You are more likely to see cheaper flights to Busan from Hong Kong when booking weeks ahead of your departure date. In general, you can expect to find flights to Busan for around $268 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Busan from Hong Kong for as low as $240 on momondo.

There is only 1 cabin class available to choose from on Hong Kong to Busan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 9% of flights between Hong Kong and Busan have experienced a delay on any given week. The average delay length over the past 12 months has been 117 minutes.

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Sunday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday 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 8% of their flights experiencing any sort of delay.

3 flights are operational daily from Hong Kong to Busan as of June 2026. The most popular departure time for this route is 9:00AM, with 56% of flights per day taking off at noon.

The number of flights available between Hong Kong and Busan is 27 per week as of June 2026. The most frequent departure day is Wed, with 19% of weekly flights leaving on this day.