Cheap flights from Incheon Intl Airport to Singapore from S$ 142

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 17-8. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SIN
31 Mar — 7 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Incheon Intl to Singapore Changi are usually found in May or April, booked 76 days in advance, depart on a Saturday or Wednesday and return on a Wednesday

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 1 March 2026.

Thu 9-415:50
ICN
-
SIN
Nonstop6h 40m
T'way Air
Mon 13-423:00
SIN
-
ICN
Nonstop6h 45m
T'way Air
Deal found 27-2S$ 292
Thu 9-417:55
ICN
-
SIN
1 stop24h 30m
Vietnam Airlines
Sun 12-413:05
SIN
-
ICN
1 stop26h 30m
Vietnam Airlines
Deal found 27-2S$ 293
Thu 21-510:35
ICN
-
SIN
1 stop26h 35m
Vietnam Airlines
Mon 25-513:05
SIN
-
ICN
1 stop26h 30m
Vietnam Airlines
Deal found 28-2S$ 294
Sat 15-818:05
ICN
-
SIN
1 stop18h 50m
Vietnam Airlines
Wed 19-813:05
SIN
-
ICN
1 stop15h 45m
Vietnam Airlines
Deal found 28-2S$ 296
Thu 21-510:35
ICN
-
SIN
1 stop10h 25m
Vietnam Airlines
Tue 26-513:05
SIN
-
ICN
1 stop15h 45m
Vietnam Airlines
Deal found 27-2S$ 297
Sun 19-410:35
ICN
-
SIN
1 stop26h 35m
Vietnam Airlines
Sat 25-413:05
SIN
-
ICN
1 stop26h 30m
Vietnam Airlines
Deal found 27-2S$ 298
Sat 18-410:05
ICN
-
SIN
1 stop26h 50m
Vietnam Airlines
Wed 22-413:05
SIN
-
ICN
1 stop26h 30m
Vietnam Airlines
Deal found 28-2S$ 299
Fri 17-417:55
ICN
-
SIN
1 stop19h 15m
Vietnam Airlines
Mon 20-413:05
SIN
-
ICN
1 stop26h 30m
Vietnam Airlines
Deal found 27-2S$ 301
Thu 5-318:20
ICN
-
SIN
Nonstop6h 50m
Multiple Airlines
Wed 11-318:20
SIN
-
ICN
2 stops35h 00m
Multiple Airlines
Deal found 27-2S$ 302
Thu 5-308:45
ICN
-
SIN
1 stop16h 20m
Shandong Airlines
Sun 29-300:55
SIN
-
ICN
1 stop20h 45m
Shandong Airlines
Deal found 1-3S$ 303
Fri 17-415:50
ICN
-
SIN
Nonstop6h 40m
T'way Air
Mon 20-423:00
SIN
-
ICN
Nonstop6h 45m
T'way Air
Deal found 28-2S$ 305

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 1 March 2026.

Round-trip from

S$ 292

One-way from

S$ 142

Popular in

October

Cheapest in

May

Average price

S$ 347

Good round-trip deal

S$ 118 or less

Good one-way deal

S$ 192 or less
T'way Air
  • T'way Air
  • 9-4-13-4
  • Nonstop
  • 13h 25m total
  • Incheon to Singapore
Shandong Airlines
  • Shandong Airlines
  • 17-8
  • 1 total stop
  • 26h 35m total
  • Incheon to Singapore
Highest demand for flights based on searches. 11% potential increase in price (S$ 71 potential increase over avg. return price).
Cheapest flight prices on average. 6% potential price decrease (S$ 31 potential savings vs. average return price).
Average for round-trip flights in March 2026
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 1 March 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

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Mon 6-7

18:15-23:50

Nonstop6h 35m

Singapore Changi

Wed 8-7

00:50-08:40

Nonstop6h 50m

S$ 389

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Tue 14-4

15:50-21:30

Nonstop6h 40m

Singapore Changi

Sun 19-4

23:00-06:45

Nonstop6h 45m

S$ 407

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Fri 10-7

16:45-22:00

Nonstop6h 15m

Singapore Changi

Tue 14-7

08:10-15:30

Nonstop6h 20m

S$ 414

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Wed 11-3

19:35-11:55

1 stop17h 20m

Singapore Changi

Sat 14-3

20:15-13:55

1 stop16h 40m

S$ 416

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Fri 17-4

08:00-15:40

1 stop8h 40m

Singapore Changi

Sun 19-4

12:45-00:25

1 stop10h 40m

S$ 418

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 18-6

16:45-22:00

Nonstop6h 15m

Singapore Changi

Tue 23-6

08:10-15:30

Nonstop6h 20m

S$ 421

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Tue 21-7

16:45-22:00

Nonstop6h 15m

Singapore Changi

Tue 11-8

08:10-15:30

Nonstop6h 20m

S$ 422

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sat 21-3

13:45-11:55

1 stop23h 10m

Singapore Changi

Mon 23-3

20:15-21:25

1 stop24h 10m

S$ 446

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 14-6

09:00-14:20

Nonstop6h 20m

Singapore Changi

Thu 18-6

02:25-09:50

Nonstop6h 25m

S$ 449

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 16-7

16:45-22:00

Nonstop6h 15m

Singapore Changi

Tue 21-7

08:10-15:30

Nonstop6h 20m

S$ 449

Flights are sorted by cheapest return flights first.

Deals found on 28-2

Showing 1-10 of 24 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?

Use this chart to determine the optimal time to book a return flight from Incheon Intl to Singapore. Price data was last updated on 27 February 2026.

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 76 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$ 212). Flying from Incheon Intl Airport to Singapore in January is currently the most expensive (average of S$ 312). 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 1 March 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 morning, which can drop the price by up to 55% 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 1 March 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.

Food

8.1

Comfort

8.3

Boarding

8.5

Crew

8.7

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!!

Food

8.1

Comfort

8.3

Boarding

8.5

Crew

8.7

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!!

Food

8.1

Comfort

8.3

Boarding

8.5

Crew

8.7

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!!

Food

8.1

Comfort

8.3

Boarding

8.5

Crew

8.7

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!!

Food

8.1

Comfort

8.3

Boarding

8.5

Crew

8.7

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 29 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 Singapore Airlines fly from Incheon Intl Airport to Singapore in about 6h 15m. 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$ 154 on this airline. Additional options worth looking into are T'way Air and Jeju Air, starting at S$ 215 and S$ 262 round-trip. Users have found that Scoot is 63% 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 T'way Air (S$ 82), Jeju Air (S$ 85), and Vietnam Airlines (S$ 103).

  • 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: AIR PREMIA (100%), Air India (89%), Virgin Australia (89%).

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

    Looking at all options, your cheapest flight can be booked for S$ 96. While the most popular route (Incheon Intl - Singapore Changi) can be booked for S$ 221 on average, our data indicates S$ 517 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$ 212). Flying from Incheon Intl Airport to Singapore in January is currently the most expensive (average of S$ 312). 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 1 March 2026.

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 1 March 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestS$ 154AverageS$ 669FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
T'way AirCheapestS$ 215AverageS$ 336FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Jeju AirCheapestS$ 262AverageS$ 561FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Singapore AirlinesCheapestS$ 380AverageS$ 483FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Korean AirCheapestS$ 391AverageS$ 663FlexibilityNo cancel feeOn-time81%
Search Korean Air flights

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