Cheap flights from Incheon Intl Airport to Singapore from S$ 108

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 6-12. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SIN
19 Dec — 26 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Incheon Intl to Singapore Changi are usually found in September or March, booked 40 days in advance, depart on a Monday or Wednesday and return on a Monday

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Cheapest flights from Incheon Intl to Singapore
Explore the most affordable flight options available from Incheon Intl to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 November 2025.

Sun 7-1218:20ICN - SIN
Nonstop6h 50mMultiple Airlines
Mon 8-1222:35SIN - ICN
1 stop16h 25mMultiple Airlines
Deal found 18-11S$ 247
Wed 19-1118:20ICN - SIN
Nonstop6h 50mMultiple Airlines
Sun 30-1116:30SIN - ICN
1 stop27h 30mMultiple Airlines
Deal found 17-11S$ 266
Tue 25-1118:20ICN - SIN
Nonstop6h 50mMultiple Airlines
Tue 13-103:00SIN - ICN
Nonstop6h 15mMultiple Airlines
Deal found 19-11S$ 267
Wed 19-1118:20ICN - SIN
Nonstop6h 50mMultiple Airlines
Fri 21-1116:00SIN - ICN
1 stop28h 00mMultiple Airlines
Deal found 17-11S$ 268
Fri 5-1218:20ICN - SIN
Nonstop6h 50mMultiple Airlines
Sun 7-1216:30SIN - ICN
1 stop27h 30mMultiple Airlines
Deal found 17-11S$ 271
Sat 22-1118:20ICN - SIN
Nonstop6h 50mMultiple Airlines
Fri 28-1116:00SIN - ICN
1 stop28h 00mMultiple Airlines
Deal found 18-11S$ 274
Wed 10-1218:20ICN - SIN
Nonstop6h 50mMultiple Airlines
Sun 14-1216:30SIN - ICN
1 stop27h 30mMultiple Airlines
Deal found 19-11S$ 275
Mon 24-1118:20ICN - SIN
Nonstop6h 50mMultiple Airlines
Fri 28-1116:00SIN - ICN
1 stop28h 00mMultiple Airlines
Deal found 18-11S$ 276
Sat 22-1118:20ICN - SIN
Nonstop6h 50mMultiple Airlines
Sun 30-1116:30SIN - ICN
1 stop27h 30mMultiple Airlines
Deal found 18-11S$ 277
Tue 2-1215:30ICN - SIN
Nonstop6h 55mMultiple Airlines
Sun 7-1216:30SIN - ICN
1 stop27h 30mMultiple Airlines
Deal found 17-11S$ 279
Fri 21-1118:20ICN - SIN
Nonstop6h 50mMultiple Airlines
Sun 30-1116:30SIN - ICN
1 stop27h 30mMultiple Airlines
Deal found 17-11S$ 281

Cheap flight deals from Incheon Intl to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to Singapore (SIN). 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 19 November 2025.

Round-trip from

S$ 247

One-way from

S$ 108

Popular in

October

Cheapest in

September

Average price

S$ 447

Good round-trip deal

S$ 294 or less

Good one-way deal

S$ 130 or less
7-12-8-12
  • 7-12-8-12
  • 1 total stop
  • 23h 15m total
  • Incheon to Singapore
Jeju Air
  • Jeju Air
  • 6-12
  • Nonstop
  • 6h 50m total
  • Incheon to Singapore
Highest demand for flights based on searches. 17% potential increase in price (S$ 124 potential increase over avg. return price).
Cheapest flight prices on average. 8% potential price decrease (S$ 47 potential savings vs. average return price).
Average for round-trip flights in November 2025
Price to beat on a round-trip flight from Incheon Intl to Singapore Changi.
Price to beat on a one-way flight from Incheon Intl to Singapore Changi.

Cheapflights Fare Finder

 
Customise your flight search to find flights from Incheon Intl to Singapore 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 200,618 searches. Data last updated 19 November 2025.
Use the filters below to find and compare flights from Incheon Intl Airport to Singapore that are best for you.

Fly from

Incheon Intl

Fly to

Singapore

Route

Depart

Return

Price

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 16-4

09:00-14:20

Nonstop6h 20m

Singapore Changi

Sat 18-4

02:25-09:50

Nonstop6h 25m

S$ 384

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 26-3

12:35-18:20

Nonstop6h 45m

Singapore Changi

Mon 30-3

14:55-22:20

Nonstop6h 25m

S$ 384

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sat 9-5

09:00-14:20

Nonstop6h 20m

Singapore Changi

Wed 13-5

08:00-15:35

Nonstop6h 35m

S$ 384

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Fri 15-5

09:00-14:20

Nonstop6h 20m

Singapore Changi

Sun 17-5

02:25-09:50

Nonstop6h 25m

S$ 384

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Mon 2-3

16:55-22:30

Nonstop6h 35m

Singapore Changi

Fri 6-3

08:30-15:40

Nonstop6h 10m

S$ 387

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Mon 27-4

11:20-16:50

Nonstop6h 30m

Singapore Changi

Mon 4-5

08:00-15:35

Nonstop6h 35m

S$ 396

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 5-3

12:35-18:20

Nonstop6h 45m

Singapore Changi

Sun 8-3

02:30-09:50

Nonstop6h 20m

S$ 396

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sat 16-5

18:05-12:10

2 stops19h 05m

Singapore Changi

Sun 17-5

21:00-06:40

1 stop8h 40m

S$ 405

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Fri 13-3

18:20-00:10

Nonstop6h 50m

Singapore Changi

Mon 16-3

01:10-08:40

Nonstop6h 30m

S$ 413

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Wed 29-4

16:45-22:00

Nonstop6h 15m

Singapore Changi

Sat 2-5

08:00-15:35

Nonstop6h 35m

S$ 426

Flights are sorted by cheapest return flights first.

Deals found on 18-11

Showing 1-10 of 21 results
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Best time to book a flight from Incheon Intl to Singapore

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

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

Use this chart to determine the optimal time to book a return flight from Incheon Intl to Singapore. Price data was last updated on 14 November 2025.

The price you pay for your flight from Incheon Intl Airport to Singapore 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 to Singapore?

Currently, September is the cheapest month in which you can book a flight from Incheon Intl Airport to Singapore (average of S$ 219). Flying from Incheon Intl Airport to Singapore in January is currently the most expensive (average of S$ 331). 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 SIN?

Find hourly flight availability from Incheon Intl to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 November 2025.

When flying from Incheon Intl Airport to Singapore, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 60% versus a flight at midday.

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

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. 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 Singapore. Reviews last updated 19 November 2025.
Read through reviews of airlines operating flights from Incheon Intl Airport to Singapore, such as Korean Air, Asiana Airlines, andSingapore Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.7

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

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!!

Crew

8.7

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

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!!

Crew

8.7

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

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!!

Crew

8.7

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

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!!

Crew

8.7

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

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!!

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to Singapore. 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 Singapore from Incheon Intl?

    Located just 16.9 km from the city centre, Singapore Changi is the airport most travellers will use when flying to Singapore from Incheon Intl. Booking flights from Incheon Intl to Changi (SIN) should be relatively easy as there are 35 daily inbound flights from Incheon Intl from 5 different airlines.

  • How popular is this Incheon Intl Airport to Singapore flight route?

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

    Airlines like Singapore Airlines fly from Incheon Intl Airport to Singapore in about 6h 20m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 4622 km. Generally, flights for this route are direct.

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

    Our cheapest airline available from Incheon Intl Airport to Singapore is Scoot. Our recent data shows that you can find tickets from as low as S$ 158 on this airline. Additional options worth looking into are T'way Air and Asiana Airlines, starting at S$ 241 and S$ 391 round-trip. Users have found that Scoot is 64% cheaper than the other options available to this destination.

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

    The cheapet airlines for a one-way flight from Incheon Intl Airport to Singapore are Scoot (S$ 129), Vietnam Airlines (S$ 145), and T'way Air (S$ 160).

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Incheon Intl Airport to Singapore on time: SriLankan Airlines (90%), T'way Air (82%), Delta (70%).

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

    Looking at all options, your cheapest flight can be booked for S$ 83. While the most popular route (Incheon Intl - Singapore Changi) can be booked for S$ 257 on average, our data indicates S$ 629 when flying from Incheon Intl Airport to Singapore.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Incheon Intl to Singapore 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 Singapore?

    Currently, September is the cheapest month in which you can book a flight from Incheon Intl Airport to Singapore (average of S$ 219). Flying from Incheon Intl Airport to Singapore in January is currently the most expensive (average of S$ 331). 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 Singapore on these airlines

Choose from the following airlines for your flight from Incheon Intl to Singapore. Flights are based on user searches made on Cheapflights and were last updated on 19 November 2025.

Top 5 airlines flying from Incheon Intl to Singapore

Discover the top 5 airlines that operate flights from Incheon Intl to Singapore. 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 200,618 searches. Data last updated 19 November 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestS$ 158AverageS$ 689FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
T'way AirCheapestS$ 241AverageS$ 364FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Asiana AirlinesCheapestS$ 391AverageS$ 495FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapestS$ 404AverageS$ 836FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Singapore AirlinesCheapestS$ 423AverageS$ 576FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

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

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