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Cheap flights from Incheon Intl Airport to Hong Kong from HK$690

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19-9. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — HKG
31 Aug — 7 Sep1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Incheon Intl to Hong Kong Intl are usually found in September or March, booked 69 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from Incheon Intl to Hong Kong

Enter your travel dates to find the best prices.

Cheapest flights from Incheon Intl to Hong Kong
Explore the most affordable flight options available from Incheon Intl to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 August 2026.

Thu 10-921:30
ICN
-
HKG
Nonstop3h 45m
Multiple Airlines
Sun 13-907:15
HKG
-
ICN
Nonstop3h 35m
Multiple Airlines
Deal found 30-7HK$1,466
Thu 17-921:30
ICN
-
HKG
Nonstop3h 45m
Multiple Airlines
Sat 19-900:05
HKG
-
ICN
Nonstop3h 50m
Multiple Airlines
Deal found 30-7HK$1,474
Fri 21-808:45
ICN
-
HKG
Nonstop4h 10m
Multiple Airlines
Mon 24-807:15
HKG
-
ICN
Nonstop3h 35m
Multiple Airlines
Deal found 30-7HK$1,482
Sat 22-806:40
ICN
-
HKG
Nonstop3h 50m
HK Express
Tue 25-821:00
HKG
-
ICN
Nonstop3h 40m
HK Express
Deal found 30-7HK$1,490
Fri 21-802:35
ICN
-
HKG
Nonstop3h 50m
HK Express
Wed 26-816:55
HKG
-
ICN
Nonstop3h 40m
HK Express
Deal found 27-7HK$1,498
Fri 21-802:35
ICN
-
HKG
Nonstop3h 50m
HK Express
Sun 23-821:00
HKG
-
ICN
Nonstop3h 40m
HK Express
Deal found 30-7HK$1,506
Fri 7-806:40
ICN
-
HKG
Nonstop3h 50m
HK Express
Sun 9-821:00
HKG
-
ICN
Nonstop3h 40m
HK Express
Deal found 30-7HK$1,514
Thu 27-802:35
ICN
-
HKG
Nonstop3h 50m
HK Express
Sat 29-800:50
HKG
-
ICN
Nonstop3h 40m
HK Express
Deal found 27-7HK$1,521
Wed 30-906:40
ICN
-
HKG
Nonstop3h 50m
HK Express
Sat 3-1021:00
HKG
-
ICN
Nonstop3h 40m
HK Express
Deal found 27-7HK$1,529
Wed 26-806:40
ICN
-
HKG
Nonstop3h 50m
HK Express
Sun 30-816:55
HKG
-
ICN
Nonstop3h 40m
HK Express
Deal found 30-7HK$1,537
Wed 30-921:30
ICN
-
HKG
Nonstop3h 45m
Multiple Airlines
Mon 5-1007:15
HKG
-
ICN
Nonstop3h 35m
Multiple Airlines
Deal found 27-7HK$1,545
Wed 30-920:10
ICN
-
HKG
Nonstop3h 35m
Multiple Airlines
Tue 6-1009:45
HKG
-
ICN
Nonstop3h 40m
Multiple Airlines
Deal found 1-8HK$1,553

Find flight deals from Incheon Intl to Hong Kong

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Hong Kong (HKG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 1 August 2026.

Round-trip from

HK$1,466

One-way from

HK$690

Popular in

February

Cheapest in

September

Average price

HK$1,733

Good round-trip deal

HK$833 or less

Good one-way deal

HK$868 or less
HK Express
  • HK Express
  • 4-9-6-9
  • Nonstop
  • 7h 20m total
  • Incheon to Hong Kong
Search Deals
HK Express
  • HK Express
  • 19-9
  • Nonstop
  • 3h 40m total
  • Incheon to Hong Kong
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (HK$51 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (HK$232 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Incheon Intl to Hong Kong Intl.
Search Deals
Price to beat on a one-way flight from Incheon Intl to Hong Kong Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Incheon Intl to Hong Kong that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 70,647 searches. Data last updated 1 August 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Hong Kong that are best for you.

Fly from

Fly to

Route

Departure

Return

Price

Cheapest return flight

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Tue 18-8

16:35-08:45

2 stops17h 10m

Hong Kong Intl

Thu 20-8

17:05-14:55

2 stops20h 50m

HK$2,227

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Wed 19-8

08:30-23:45

2 stops16h 15m

Hong Kong Intl

Sat 22-8

17:05-14:55

2 stops20h 50m

HK$2,384
Fastest return journey

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Mon 5-10

13:25-18:30

1 stop6h 05m

Hong Kong Intl

Sat 10-10

10:10-18:45

1 stop7h 35m

HK$3,702

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Thu 17-9

07:00-18:50

2 stops36h 50m

Hong Kong Intl

Mon 21-9

19:50-05:35

2 stops32h 45m

HK$3,929

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Fri 14-8

00:30-13:30

2 stops38h 00m

Hong Kong Intl

Tue 18-8

14:30-22:35

2 stops31h 05m

HK$5,607

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Wed 9-12

07:30-22:30

2 stops16h 00m

Hong Kong Intl

Sat 12-12

19:05-19:10

1 stop23h 05m

HK$6,815

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Mon 5-10

07:20-22:15

2 stops15h 55m

Hong Kong Intl

Fri 9-10

11:30-06:00

1 stop17h 30m

HK$6,831

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Mon 9-11

07:30-17:50

1 stop11h 20m

Hong Kong Intl

Wed 11-11

08:35-06:05

2 stops20h 30m

HK$6,831

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Wed 2-9

20:30-10:05

1 stop14h 35m

Hong Kong Intl

Sat 5-9

07:55-06:00

2 stops21h 05m

HK$6,956

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Wed 16-9

20:30-10:05

1 stop14h 35m

Hong Kong Intl

Mon 21-9

07:55-06:00

2 stops21h 05m

HK$7,082

Flights are sorted by cheapest return flights first.

Deals found on 28-7

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Incheon Intl to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Incheon Intl with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Incheon Intl Airport to Hong Kong

How far ahead should I book a flight from Incheon Intl Airport to Hong Kong?

The best time to book flights from Incheon Intl Airport to Hong Kong is 68 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Incheon Intl Airport to Hong Kong?

Currently, September is the cheapest month in which you can book a flight from Incheon Intl Airport to Hong Kong (average of HK$1,435). Flying from Incheon Intl Airport to Hong Kong in February is currently the most expensive (average of HK$2,164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ICN to HKG?

Find hourly flight availability from Incheon Intl to Hong Kong. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 August 2026.

It’s optimal to fly from Incheon Intl Airport to Hong Kong in the morning. By choosing this option you can save up to 56% on the cost of your flight, compared to a flight at midday.

What is the cheapest day to fly from Incheon Intl Airport to Hong Kong?

Use this chart to determine the cheapest time to fly return from Incheon Intl to Hong Kong. Price data was last updated on 25 July 2026.

Travellers seeking maximum savings on their Incheon Intl Airport to Hong Kong flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from Incheon Intl Airport to Hong Kong?

Airfare is below average for this route at the moment.

Incheon Intl Airport to Hong Kong flights typically cost between HK$1,482 and HK$2,070 in September.
The cheapest return price found within the last 5 days was HK$1,466 on Multiple Airlines (10 Sept–12 Sept).

Reviews of airlines servicing Hong Kong

Get insights into the airlines that provide service to Hong Kong. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hong Kong. Reviews last updated 1 August 2026.
Get a feel of what it's like to fly with Cathay Pacific and HK Express from Incheon Intl Airport to Hong Kong by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
1,436 reviews
Check prices

Comfort

7.6

Overall

7.6

Entertainment

7.7

Food

7.3

Boarding

7.9

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2026

CGK - HKG

food quality is horrible for premium economy. one of the worst in the airlines. flight attendants is mediocre. won't flight this anymore. better to use Starlux, SQ, or ANA/JAL.
Cathay Pacific
7.6
Good
1,436 reviews
Cathay Pacific
7.6
Good
1,436 reviews
Check prices

Comfort

7.6

Overall

7.6

Entertainment

7.7

Food

7.3

Boarding

7.9

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2026

CGK - HKG

food quality is horrible for premium economy. one of the worst in the airlines. flight attendants is mediocre. won't flight this anymore. better to use Starlux, SQ, or ANA/JAL.
HK Express
7.2
Good
47 reviews
Cathay Pacific
7.6
Good
1,436 reviews
Check prices

Comfort

7.6

Overall

7.6

Entertainment

7.7

Food

7.3

Boarding

7.9

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2026

CGK - HKG

food quality is horrible for premium economy. one of the worst in the airlines. flight attendants is mediocre. won't flight this anymore. better to use Starlux, SQ, or ANA/JAL.

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to Hong Kong. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Hong Kong from Incheon Intl?

    Hong Kong Intl (HKG) is the airport you will fly into if you book a flight from Incheon Intl to Hong Kong. You should not have trouble finding flights to Hong Kong Intl from Incheon Intl; the airport handles an average of 41 inbound flights from Incheon Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Hong Kong airport from Incheon Intl. It is only a 26.0 km journey from Hong Kong Intl (HKG) to Hong Kong’s city centre.

  • How long is the flight from Incheon Intl Airport to Hong Kong?

    For as low as HK$2,298, China Eastern can have you in Hong Kong from Incheon Intl Airport in 8h 30m. Incheon Intl Airport and Hong Kong are separated by a distance of 2066 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Incheon Intl Airport to Hong Kong round-trip?

    HK Express, at HK$1,252, was found to be the cheapest airline from Incheon Intl Airport to Hong Kong. An alternate airline flying to your destination would be Cathay Pacific. These flights start at 32% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Incheon Intl Airport to Hong Kong one-way?

    One-way options have recently been found by users for as low as HK$516 on HK Express. Other airlines that offer cheap prices include T'way Air from HK$557 and AIR PREMIA from HK$570 one-way.

  • What are the most reliable airlines from Incheon Intl Airport to Hong Kong?

    The top 3 most reliable airlines when flying from Incheon Intl Airport to Hong Kong are T'way Air (95%), WestJet (93%) and Delta (92%).

  • What are the cheapest flights from Incheon Intl Airport to Hong Kong?

    While on average a flight from Incheon Intl Airport to Hong Kong is generally HK$4,204, our data shows the cheapest flight currently is HK$631. When looking at the most popular route, (Incheon Intl - Hong Kong Intl), you can expect to pay HK$1,302 for that flight.

  • Can I find deals for flights from Incheon Intl to Hong Kong that include hotel bookings?

    Yes. In addition to deals on Incheon Intl to Hong Kong flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Incheon Intl to Hong Kong?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Incheon Intl to Hong Kong.

  • Can I find deals for business class flights from Incheon Intl to Hong Kong?

    Yes. Cheapflights offers flight deals from Incheon Intl to Hong Kong by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Incheon Intl Airport to Hong Kong?

    Currently, September is the cheapest month in which you can book a flight from Incheon Intl Airport to Hong Kong (average of HK$1,435). Flying from Incheon Intl Airport to Hong Kong in February is currently the most expensive (average of HK$2,164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Fly from Incheon Intl to Hong Kong on these airlines

Choose from the following airlines for your flight from Incheon Intl to Hong Kong. Flights are based on user searches made on Cheapflights and were last updated on 1 August 2026.
Cathay Pacific flights from Incheon Intl to Hong Kong Intl
HK Express flights from Incheon Intl to Hong Kong Intl

Top 2 airlines flying from Incheon Intl to Hong Kong

Discover the top 2 airlines that operate flights from Incheon Intl to Hong Kong. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 70,647 searches. Data last updated 1 August 2026.
AirlineCheapestAverageFlexibilityOn-time
HK ExpressCheapestHK$1,252AverageHK$2,166FlexibilityNo cancel feeOn-time90%
Search HK Express flights
Cathay PacificCheapestHK$1,573AverageHK$2,809FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Incheon Intl to Hong Kong?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Incheon Intl to Hong Kong. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Incheon Intl to Hong Kong?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Incheon Intl to Hong Kong for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Incheon Intl to Hong Kong with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Incheon Intl to Hong Kong, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Incheon Intl to Hong Kong become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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