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Cheap flights from Incheon Intl Airport to Singapore from S$ 161

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 3-8. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SIN
16 Aug — 23 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Incheon Intl to Singapore Changi are usually found in September or April, booked 55 days in advance, depart on a Friday or Thursday and return on a Monday

Cheap flight deals from Incheon Intl to Singapore

Enter your travel dates to find the best prices.

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 17 July 2026.

Sat 22-818:10
ICN
-
SIN
Nonstop6h 30m
Multiple Airlines
Tue 25-823:00
SIN
-
ICN
Nonstop6h 45m
Multiple Airlines
Deal found 16-7S$ 344
Sun 30-815:50
ICN
-
SIN
Nonstop6h 40m
Multiple Airlines
Sun 6-900:50
SIN
-
ICN
Nonstop6h 50m
Multiple Airlines
Deal found 16-7S$ 346
Mon 9-1118:05
ICN
-
SIN
1 stop19h 20m
Vietnam Airlines
Mon 23-1116:20
SIN
-
ICN
1 stop23h 10m
Vietnam Airlines
Deal found 16-7S$ 347
Wed 19-818:05
ICN
-
SIN
1 stop21h 45m
Vietnam Airlines
Sun 23-813:10
SIN
-
ICN
1 stop26h 15m
Vietnam Airlines
Deal found 16-7S$ 348
Fri 14-818:10
ICN
-
SIN
Nonstop6h 30m
Multiple Airlines
Mon 24-823:00
SIN
-
ICN
Nonstop6h 45m
Multiple Airlines
Deal found 16-7S$ 349
Thu 1-1017:55
ICN
-
SIN
1 stop24h 30m
Vietnam Airlines
Mon 5-1013:10
SIN
-
ICN
1 stop26h 15m
Vietnam Airlines
Deal found 16-7S$ 351
Sun 30-811:00
ICN
-
SIN
Nonstop6h 25m
Scoot
Sat 5-902:15
SIN
-
ICN
Nonstop6h 30m
Scoot
Deal found 16-7S$ 352
Wed 12-822:15
ICN
-
SIN
1 stop26h 55m
Shandong Airlines
Tue 25-801:15
SIN
-
ICN
1 stop19h 00m
Shandong Airlines
Deal found 16-7S$ 355
Wed 5-823:00
ICN
-
SIN
1 stop8h 00m
Scoot
Tue 11-802:45
SIN
-
ICN
Nonstop6h 30m
Scoot
Deal found 16-7S$ 356
Mon 17-814:05
ICN
-
SIN
1 stop24h 25m
Multiple Airlines
Sat 22-800:50
SIN
-
ICN
Nonstop6h 50m
Multiple Airlines
Deal found 16-7S$ 357
Wed 19-814:05
ICN
-
SIN
1 stop24h 25m
Multiple Airlines
Sat 22-800:50
SIN
-
ICN
Nonstop6h 50m
Multiple Airlines
Deal found 16-7S$ 358
Mon 17-818:10
ICN
-
SIN
Nonstop6h 30m
Multiple Airlines
Tue 25-813:05
SIN
-
ICN
1 stop26h 30m
Multiple Airlines
Deal found 16-7S$ 360

Find 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 17 July 2026.

Round-trip from

S$ 344

One-way from

S$ 161

Popular in

October

Cheapest in

September

Average price

S$ 476

Good round-trip deal

S$ 413 or less

Good one-way deal

S$ 201 or less
T'way Air
  • T'way Air
  • 22-8-25-8
  • Nonstop
  • 13h 15m total
  • Incheon to Singapore
Search Deals
Jeju Air
  • Jeju Air
  • 3-8
  • Nonstop
  • 6h 30m total
  • Incheon to Singapore
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease (S$ 21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Incheon Intl to Singapore Changi.
Search Deals
Price to beat on a one-way flight from Incheon Intl to Singapore Changi.
Search Deals

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 17 July 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 4-10

18:10-23:40

Nonstop6h 30m

Singapore Changi

Mon 5-10

00:50-08:40

Nonstop6h 50m

S$ 378

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 30-8

15:50-21:30

Nonstop6h 40m

Singapore Changi

Sat 5-9

23:00-06:45

Nonstop6h 45m

S$ 395

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Mon 17-8

18:10-23:40

Nonstop6h 30m

Singapore Changi

Thu 20-8

00:50-08:40

Nonstop6h 50m

S$ 396

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 22-11

18:10-00:10

Nonstop7h 00m

Singapore Changi

Wed 25-11

01:10-08:40

Nonstop6h 30m

S$ 411

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 16-8

10:35-20:00

1 stop10h 25m

Singapore Changi

Thu 20-8

18:25-06:40

1 stop11h 15m

S$ 424

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sat 15-8

18:10-23:40

Nonstop6h 30m

Singapore Changi

Thu 20-8

00:50-08:40

Nonstop6h 50m

S$ 437

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 12-11

15:30-21:25

Nonstop6h 55m

Singapore Changi

Tue 17-11

23:00-06:35

Nonstop6h 35m

S$ 453

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Fri 31-7

18:10-23:40

Nonstop6h 30m

Singapore Changi

Mon 3-8

00:50-08:40

Nonstop6h 50m

S$ 454

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 12-11

15:30-21:25

Nonstop6h 55m

Singapore Changi

Sun 15-11

23:00-06:35

Nonstop6h 35m

S$ 455
Fastest return journey

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Wed 25-11

08:50-14:25

Nonstop6h 35m

Singapore Changi

Mon 30-11

14:35-22:00

Nonstop6h 25m

S$ 473

Flights are sorted by cheapest return flights first.

Deals found on 14-7

Showing 1-10 of 23 resultsSorted by cheapest first
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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?

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 54 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$ 329). Flying from Incheon Intl Airport to Singapore in October is currently the most expensive (average of S$ 646). 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 17 July 2026.

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 31% versus a flight in the evening.

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 17 July 2026.
Read through reviews of airlines operating flights from Incheon Intl Airport to Singapore, such as Korean Air,Singapore Airlines, andJeju Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,221 reviews
Check prices

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Crew

8.7

Comfort

8.3

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!!
Korean Air
8.4
Very Good
1,221 reviews
Korean Air
8.4
Very Good
1,221 reviews
Check prices

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Crew

8.7

Comfort

8.3

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!!
Singapore Airlines
8.2
Very Good
1,573 reviews
Korean Air
8.4
Very Good
1,221 reviews
Check prices

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Crew

8.7

Comfort

8.3

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!!
Jeju Air
7.6
Good
38 reviews
Korean Air
8.4
Very Good
1,221 reviews
Check prices

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Crew

8.7

Comfort

8.3

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!!
Scoot
6.7
Okay
325 reviews
Korean Air
8.4
Very Good
1,221 reviews
Check prices

Food

8.1

Overall

8.4

Boarding

8.5

Entertainment

8.2

Crew

8.7

Comfort

8.3

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 24 daily inbound flights from Incheon Intl from 5 different airlines.

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

    Airlines like Jeju Air, T'way Air, and Vietnam Airlines fly from Incheon Intl Airport to Singapore in about 6h 30m. The time it takes to get you to your destination can typically vary by up to 3h 55m. 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 T'way Air. Our recent data shows that you can find tickets from as low as S$ 252 on this airline. Additional options worth looking into are Jeju Air and Scoot, starting at S$ 268 and S$ 387 round-trip. Users have found that T'way Air is 47% 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 Jeju Air (S$ 77), T'way Air (S$ 81), and Vietnam Airlines (S$ 105).

  • 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: T'way Air (100%), SriLankan Airlines (98%), Air India (92%).

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

    Looking at all options, your cheapest flight can be booked for S$ 157. While the most popular route (Incheon Intl - Singapore Changi) can be booked for S$ 282 on average, our data indicates S$ 738 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$ 329). Flying from Incheon Intl Airport to Singapore in October is currently the most expensive (average of S$ 646). 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

Browse thousands of different options on Cheapflights for your next trip

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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 17 July 2026.
Korean Air flights from Incheon Intl to Singapore Changi
Singapore Airlines flights from Incheon Intl to Singapore Changi
Scoot flights from Incheon Intl to Singapore Changi

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 17 July 2026.
AirlineCheapestAverageFlexibilityOn-time
T'way AirCheapestS$ 252AverageS$ 424FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Jeju AirCheapestS$ 268AverageS$ 513FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
ScootCheapestS$ 387AverageS$ 683FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Singapore AirlinesCheapestS$ 389AverageS$ 493FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Korean AirCheapestS$ 410AverageS$ 687FlexibilityNo cancel feeOn-time81%
Search Korean Air 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 Singapore?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Singapore from Incheon Intl today with Cheapflights!

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

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

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

Need flexible booking options for your flight to Singapore from Incheon Intl? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

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

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