S$ 90+ Cheap flights from Incheon Intl Airport

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 17-9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ICN — SIN
24 Aug — 31 Aug1
1 adult

What to know about flights from Incheon Intl

Discover essential information about flights departing from Incheon Intl, including flight schedules, destinations, airlines operating at the Incheon Intl airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 19 August 2025.

Cheapest airline

Jeju Air

Good round-trip deal

S$ 93 or less

Good one-way deal

S$ 31 or less
On average, Jeju Air currently has the cheapest one-way flight from Incheon Intl (avg. price of S$ 105).
Price to beat on a round-trip flight from Incheon Intl.
Price to beat on a one-way flight from Incheon Intl.

Find flights from Incheon Intl

Cheapest flights from Incheon Intl
Explore the most affordable flight options available from Incheon Intl. Find the lowest fares based on data from user searches, with prices last updated on 19 August 2025.

Mon 8-909:45ICN - HKG
Nonstop3h 50mJeju Air
Sat 13-913:35HKG - ICN
Nonstop3h 40mJeju Air
Deal found 16-8S$ 207
Mon 1-909:45ICN - HKG
Nonstop3h 50mJeju Air
Tue 2-913:35HKG - ICN
Nonstop3h 40mJeju Air
Deal found 17-8S$ 226
Wed 10-909:45ICN - HKG
Nonstop3h 50mJeju Air
Fri 12-913:35HKG - ICN
Nonstop3h 40mJeju Air
Deal found 17-8S$ 230
Wed 10-909:05ICN - HKG
Nonstop3h 55mAIR PREMIA
Wed 17-913:30HKG - ICN
Nonstop3h 40mAIR PREMIA
Deal found 17-8S$ 231
Sun 31-809:45ICN - HKG
Nonstop3h 50mMultiple Airlines
Thu 4-916:55HKG - ICN
Nonstop3h 40mMultiple Airlines
Deal found 17-8S$ 232
Wed 17-909:05ICN - HKG
Nonstop3h 55mAIR PREMIA
Fri 17-1013:30HKG - ICN
Nonstop3h 40mAIR PREMIA
Deal found 18-8S$ 249
Fri 12-920:05ICN - HKG
Nonstop4h 10mT'way Air
Sun 14-900:40HKG - ICN
Nonstop3h 50mT'way Air
Deal found 18-8S$ 252
Mon 15-909:45ICN - HKG
Nonstop3h 50mJeju Air
Fri 19-913:35HKG - ICN
Nonstop3h 40mJeju Air
Deal found 16-8S$ 253
Mon 24-1118:50ICN - HKG
Nonstop4h 15mT'way Air
Mon 24-1100:05HKG - ICN
Nonstop3h 55mT'way Air
Deal found 17-8S$ 260
Tue 14-1020:05ICN - HKG
Nonstop4h 10mT'way Air
Mon 20-1000:40HKG - ICN
Nonstop3h 50mT'way Air
Deal found 18-8S$ 263
Thu 28-809:45ICN - HKG
Nonstop3h 50mJeju Air
Sat 30-813:35HKG - ICN
Nonstop3h 40mJeju Air
Deal found 18-8S$ 266
Tue 21-1018:05ICN - SIN
1 stop18h 50mVietnam Airlines
Sun 26-1013:25SIN - ICN
1 stop26h 05mVietnam Airlines
Deal found 16-8S$ 289

Find flights from Incheon Intl within your budget

 
Find flights departing from Incheon Intl that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 19 August 2025. In the last 7 days, Cheapflights users made a total of 200,618 searches

Fly to

Singapore

Route

Depart

Return

Price

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Mon 1-9

09:45-12:35

Nonstop3h 50m

Hong Kong Intl

Tue 2-9

13:35-18:15

Nonstop3h 40m

S$ 226

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Wed 10-9

09:05-12:00

Nonstop3h 55m

Hong Kong Intl

Wed 17-9

13:30-18:10

Nonstop3h 40m

S$ 231

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Mon 15-9

09:45-12:35

Nonstop3h 50m

Hong Kong Intl

Fri 19-9

13:35-18:15

Nonstop3h 40m

S$ 253

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Mon 24-11

18:50-22:05

Nonstop4h 15m

Hong Kong Intl

Mon 24-11

00:05-05:00

Nonstop3h 55m

S$ 260

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Mon 8-12

18:50-22:05

Nonstop4h 15m

Hong Kong Intl

Tue 9-12

00:05-05:00

Nonstop3h 55m

S$ 260

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Mon 17-11

18:50-22:05

Nonstop4h 15m

Hong Kong Intl

Tue 18-11

00:05-05:00

Nonstop3h 55m

S$ 260

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Mon 24-11

18:50-22:05

Nonstop4h 15m

Hong Kong Intl

Wed 26-11

00:05-05:00

Nonstop3h 55m

S$ 260

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Tue 25-11

18:50-22:05

Nonstop4h 15m

Hong Kong Intl

Tue 25-11

00:05-05:00

Nonstop3h 55m

S$ 260

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Mon 1-12

18:50-22:05

Nonstop4h 15m

Hong Kong Intl

Mon 1-12

00:05-05:00

Nonstop3h 55m

S$ 260

IncheonHong Kong

ICN - HKG

ICNHKG

Incheon Intl

Fri 17-10

20:05-23:15

Nonstop4h 10m

Hong Kong Intl

Mon 20-10

00:40-05:30

Nonstop3h 50m

S$ 260

Flights are sorted by cheapest return flights first.

Deals found on 18-8

Showing 1-10 of 60 results
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Best time to book a flight from Incheon Intl

Have a flexible travel schedule? Discover the best time to fly 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.

Travel insights for flights from Incheon Intl

Get recent, data-driven insights about flights from Incheon Intl including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Incheon Intl Airport?

Use this chart to determine the optimal time to book a return flight from Incheon Intl to Singapore. Price data was last updated on 8 August 2025.

The price you pay for your flight from Incheon Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 40 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, July is the cheapest month in which you can book a flight from Incheon Intl Airport (average of S$ 236). Flying from Incheon Intl Airport in January will prove the most costly (average of S$ 340). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Airline reviews for flights from Incheon Intl

Get insights into the airlines that provide service from Incheon Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Incheon Intl. In the last 7 days, Cheapflights users made a total of 200,618 searches.
See what other customers who have flown with Korean Air, Asiana Airlines, andSingapore Airlines from Incheon Intl Airport have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

8.2

Comfort

8.3

Boarding

8.5

Food

8.1

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Entertainment

8.2

Comfort

8.3

Boarding

8.5

Food

8.1

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Entertainment

8.2

Comfort

8.3

Boarding

8.5

Food

8.1

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Entertainment

8.2

Comfort

8.3

Boarding

8.5

Food

8.1

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Entertainment

8.2

Comfort

8.3

Boarding

8.5

Food

8.1

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

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Alternate flight departure points to Incheon Intl

Consider leaving from one of these other departure points that are located a short distance from Incheon Intl. Flight origins were last updated on 19 August 2025.

Related info for your journey

Access useful and relevant information related to your journey from Incheon Intl. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 19 August 2025.
  • What are the most popular destinations to fly to from Incheon Intl Airport?

    This month, the top selected destinations from Incheon Intl Airport are Da Nang, Bangkok Suvarnabhumi Airport, Nha Trang. Throughout the year, Da Nang, Bangkok Suvarnabhumi Airport, Nha Trang are some of the top choices made by users flying from Incheon Intl Airport.

  • What is the cheapest flight from Incheon Intl Airport to anywhere?

    Users have flown out of Incheon Intl Airport for as low as S$ 31 to Fukuoka (prices may vary depending on the airline and departure time). On average, users have booked flights for S$ 570 to fly from Incheon Intl Airport.

  • What are the cheapest airlines flying from Incheon Intl Airport to anywhere?

    Recently, we've found that Scoot, T'way Air, and Korean Air had the cheapest round-trip tickets from Incheon Intl Airport. Some of the destinations and prices are as follows: Scoot flights from Incheon Intl Airport to Singapore Changi (S$ 156). T'way Air flights from Incheon Intl Airport to Singapore Changi (S$ 237). Korean Air flights from Incheon Intl Airport to Sapporo Chitose (S$ 297).

  • What is the cheapest premium economy flight from Incheon Intl Airport?

    Options for some of the cheapest premium economy flights from Incheon Intl Airport we have found on Cheapflights are as follows:
    Incheon Intl to Taipei City Taiwan Taoyuan Intl Airport from S$ 568
    Incheon Intl to Singapore from S$ 1,259
    Incheon Intl to Chiang Mai from S$ 1,267
    Incheon Intl to Los Angeles from S$ 1,316

  • What is the cheapest month to fly from Incheon Intl Airport?

    Currently, the cheapest month for flights from Incheon Intl Airport is July. The most expensive month for flights is January. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Incheon Intl Airport?

    View the cheapest flight destinations from Incheon Intl Airport:
    Fly from Seoul to Singapore from S$ 239 round trip

  • How does Cheapflights help users find flights from Incheon Intl?

    Cheapflights helps you search for flights from Incheon Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

    It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Incheon Intl.

  • Can Cheapflights find flights from Incheon Intl with no change fees?

    Yes! Cheapflights helps users easily find flights from Incheon Intl with no change fees.

  • Can Cheapflights notify me if prices for flights from Incheon Intl become cheaper?

    Of course! You can now track prices for flights from Incheon Intl and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Incheon Intl.

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

Yes! Cheapflights helps users easily find flights from Incheon Intl with no change fees.

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

Of course! You can now track prices for flights from Incheon Intl and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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