Cheap flights from Incheon Intl Airport to Singapore from S$ 110

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 4-4. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SIN
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

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

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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 31 October 2025.

Tue 11-1118:20ICN - SIN
Nonstop6h 50mMultiple Airlines
Tue 20-103:00SIN - ICN
Nonstop6h 15mMultiple Airlines
Deal found 30-10S$ 249
Tue 4-1118:20ICN - SIN
Nonstop6h 50mMultiple Airlines
Tue 4-1103:00SIN - ICN
Nonstop6h 15mMultiple Airlines
Deal found 30-10S$ 278
Wed 3-1218:05ICN - SIN
1 stop19h 20mVietnam Airlines
Tue 30-1213:25SIN - ICN
1 stop26h 05mVietnam Airlines
Deal found 30-10S$ 279
Tue 2-1218:05ICN - SIN
1 stop19h 20mVietnam Airlines
Tue 30-1213:25SIN - ICN
1 stop26h 05mVietnam Airlines
Deal found 30-10S$ 281
Mon 1-1215:30ICN - SIN
Nonstop6h 55mT'way Air
Wed 31-1223:00SIN - ICN
Nonstop6h 35mT'way Air
Deal found 29-10S$ 283
Fri 31-1022:10ICN - SIN
1 stop14h 00mMultiple Airlines
Mon 3-1101:10SIN - ICN
Nonstop6h 30mMultiple Airlines
Deal found 29-10S$ 291
Tue 11-1118:20ICN - SIN
Nonstop6h 50mMultiple Airlines
Tue 11-1104:40SIN - ICN
1 stop15h 20mMultiple Airlines
Deal found 30-10S$ 294
Thu 4-1215:30ICN - SIN
Nonstop6h 55mMultiple Airlines
Tue 27-103:00SIN - ICN
Nonstop6h 15mMultiple Airlines
Deal found 30-10S$ 295
Mon 10-1118:20ICN - SIN
Nonstop6h 50mJeju Air
Tue 11-1101:10SIN - ICN
Nonstop6h 30mJeju Air
Deal found 29-10S$ 299
Sat 1-1122:45ICN - SIN
1 stop13h 25mRoyal Brunei Airlines
Sat 8-1112:10SIN - ICN
1 stop8h 35mRoyal Brunei Airlines
Deal found 29-10S$ 300
Wed 19-1118:20ICN - SIN
Nonstop6h 50mMultiple Airlines
Sun 23-1104:40SIN - ICN
1 stop15h 20mMultiple Airlines
Deal found 29-10S$ 301

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 31 October 2025.

Round-trip from

S$ 234

One-way from

S$ 110

Popular in

October

Cheapest in

March

Average price

S$ 814

Good round-trip deal

S$ 192 or less

Good one-way deal

S$ 133 or less
22-4-26-4
  • 22-4-26-4
  • 2 total stops
  • 28h 45m total
  • Incheon to Singapore
Vietnam Airlines
  • Vietnam Airlines
  • 4-4
  • 1 total stop
  • 26h 50m total
  • Incheon to Singapore
Highest demand for flights based on searches. 16% potential increase in price (S$ 115 potential increase over avg. return price).
Cheapest flight prices on average. 8% potential price decrease (S$ 45 potential savings vs. average return price).
Average for round-trip flights in October 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 31 October 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

Fri 5-12

18:05-12:25

1 stop19h 20m

Singapore Changi

Mon 8-12

13:25-16:30

1 stop26h 05m

S$ 331

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Fri 21-11

18:20-00:10

Nonstop6h 50m

Singapore Changi

Mon 24-11

01:10-08:40

Nonstop6h 30m

S$ 333

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 11-12

18:05-12:25

1 stop19h 20m

Singapore Changi

Sun 14-12

18:25-16:25

1 stop21h 00m

S$ 340

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 7-12

18:05-12:25

1 stop19h 20m

Singapore Changi

Wed 10-12

13:25-16:30

1 stop26h 05m

S$ 357

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Fri 12-12

18:05-12:25

1 stop19h 20m

Singapore Changi

Mon 15-12

18:25-16:25

1 stop21h 00m

S$ 364

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Mon 12-1

07:25-11:40

1 stop29h 15m

Singapore Changi

Tue 13-1

00:55-14:40

1 stop12h 45m

S$ 370

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Fri 6-3

07:35-16:10

1 stop9h 35m

Singapore Changi

Sun 8-3

20:15-06:20

1 stop9h 05m

S$ 372

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 30-11

14:20-12:55

2 stops23h 35m

Singapore Changi

Tue 2-12

00:55-14:40

1 stop12h 45m

S$ 372

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 8-1

07:25-01:40

1 stop19h 15m

Singapore Changi

Wed 14-1

14:00-13:15

2 stops22h 15m

S$ 382

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Fri 20-3

08:50-14:25

Nonstop6h 35m

Singapore Changi

Mon 23-3

02:30-09:50

Nonstop6h 20m

S$ 390

Flights are sorted by cheapest return flights first.

Deals found on 30-10

Showing 1-10 of 22 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 24 October 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$ 218). Flying from Incheon Intl Airport to Singapore in January is currently the most expensive (average of S$ 338). 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 31 October 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 morning, which can drop the price by up to 64% 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 31 October 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

Comfort

8.3

Food

8.1

Entertainment

8.2

Boarding

8.5

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

Comfort

8.3

Food

8.1

Entertainment

8.2

Boarding

8.5

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

Comfort

8.3

Food

8.1

Entertainment

8.2

Boarding

8.5

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

Comfort

8.3

Food

8.1

Entertainment

8.2

Boarding

8.5

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

Comfort

8.3

Food

8.1

Entertainment

8.2

Boarding

8.5

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 34 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 Vietnam Airlines and Jeju Air fly from Incheon Intl Airport to Singapore in about 6h 50m. The time it takes to get you to your destination can typically vary by up to 12h 30m. Airlines will cover a distance of 4622 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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$ 240 and S$ 390 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 Vietnam Airlines (S$ 144), Malaysia Airlines (S$ 175), and Jeju Air (S$ 177).

  • 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 (89%), T'way Air (86%), Scoot (72%).

  • 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$ 251 on average, our data indicates S$ 672 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$ 218). Flying from Incheon Intl Airport to Singapore in January is currently the most expensive (average of S$ 338). 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 31 October 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 31 October 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestS$ 158AverageS$ 688FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
T'way AirCheapestS$ 240AverageS$ 355FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Asiana AirlinesCheapestS$ 390AverageS$ 494FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Korean AirCheapestS$ 402AverageS$ 834FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Singapore AirlinesCheapestS$ 418AverageS$ 659FlexibilityNo 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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