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Cheap flights from Incheon Intl Airport to Singapore from S$ 114

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 23-9. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SIN
19 Aug — 26 Aug1
1 adult

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

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 14 August 2025.

Round-trip from

S$ 284

One-way from

S$ 114

Popular in

October

Cheapest in

March

Average price

S$ 392

Good round-trip deal

S$ 309 or less

Good one-way deal

S$ 205 or less
Scoot
  • Scoot
  • 24-9-26-9
  • Nonstop
  • 12h 55m total
  • Incheon to Singapore
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23-9
  • 23-9
  • 1 total stop
  • 24h 00m total
  • Incheon to Singapore
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Highest demand for flights based on searches. 14% potential increase in price (S$ 92 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (S$ 28 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Incheon Intl to Singapore Changi.
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Price to beat on a one-way flight from Incheon Intl to Singapore Changi.
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Find flight deals from Incheon Intl to Singapore

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 14 August 2025.

Wed 24-911:30ICN - SIN
Nonstop6h 30mScoot
Fri 26-902:15SIN - ICN
Nonstop6h 25mScoot
Deal found 12-8S$ 284
Wed 27-819:00ICN - SIN
Nonstop6h 45mT'way Air
Wed 3-923:00SIN - ICN
Nonstop6h 30mT'way Air
Deal found 12-8S$ 286
Mon 22-910:05ICN - SIN
1 stop26h 50mVietnam Airlines
Thu 25-913:05SIN - ICN
1 stop26h 30mVietnam Airlines
Deal found 12-8S$ 287
Thu 11-920:40ICN - SIN
Nonstop6h 35mMultiple Airlines
Wed 17-923:00SIN - ICN
Nonstop6h 30mMultiple Airlines
Deal found 13-8S$ 288
Fri 7-1118:05ICN - SIN
1 stop19h 20mVietnam Airlines
Sun 9-1113:25SIN - ICN
1 stop26h 05mVietnam Airlines
Deal found 12-8S$ 289
Fri 5-918:05ICN - SIN
1 stop18h 50mVietnam Airlines
Sat 27-913:05SIN - ICN
1 stop15h 45mVietnam Airlines
Deal found 12-8S$ 291
Fri 5-920:40ICN - SIN
Nonstop6h 35mMultiple Airlines
Mon 15-923:00SIN - ICN
Nonstop6h 30mMultiple Airlines
Deal found 12-8S$ 292
Fri 5-918:05ICN - SIN
1 stop18h 50mVietnam Airlines
Mon 8-913:05SIN - ICN
1 stop15h 45mVietnam Airlines
Deal found 12-8S$ 293
Sat 30-816:10ICN - SIN
Nonstop6h 20mMultiple Airlines
Sat 30-803:15SIN - ICN
Nonstop6h 55mMultiple Airlines
Deal found 13-8S$ 295
Sat 30-816:10ICN - SIN
Nonstop6h 20mMultiple Airlines
Mon 1-903:15SIN - ICN
Nonstop6h 55mMultiple Airlines
Deal found 13-8S$ 296
Mon 3-1118:05ICN - SIN
1 stop19h 20mVietnam Airlines
Thu 13-1113:15SIN - ICN
1 stop25h 45mVietnam Airlines
Deal found 12-8S$ 297
Fri 29-820:40ICN - SIN
Nonstop6h 35mMultiple Airlines
Mon 1-923:00SIN - ICN
Nonstop6h 30mMultiple Airlines
Deal found 12-8S$ 298

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 14 August 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

Wed 27-8

19:00-00:45

Nonstop6h 45m

Singapore Changi

Tue 2-9

23:00-06:30

Nonstop6h 30m

S$ 286

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Fri 19-9

10:05-11:55

1 stop26h 50m

Singapore Changi

Tue 23-9

13:05-16:35

1 stop26h 30m

S$ 287

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Fri 19-9

10:05-11:55

1 stop26h 50m

Singapore Changi

Sat 27-9

13:05-05:50

1 stop15h 45m

S$ 287

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Mon 22-9

10:05-11:55

1 stop26h 50m

Singapore Changi

Thu 25-9

13:05-16:35

1 stop26h 30m

S$ 287

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 21-9

10:05-11:55

1 stop26h 50m

Singapore Changi

Tue 30-9

13:05-16:35

1 stop26h 30m

S$ 287

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 14-9

10:05-11:55

1 stop26h 50m

Singapore Changi

Tue 16-9

13:05-16:35

1 stop26h 30m

S$ 291

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Mon 27-10

18:05-12:25

1 stop19h 20m

Singapore Changi

Sat 1-11

13:15-06:30

1 stop16h 15m

S$ 295

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 26-10

18:05-12:25

1 stop19h 20m

Singapore Changi

Sun 2-11

18:25-16:00

1 stop20h 35m

S$ 295

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 14-9

10:05-11:55

1 stop26h 50m

Singapore Changi

Mon 15-9

18:25-16:25

1 stop21h 00m

S$ 298

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 25-9

20:40-02:15

Nonstop6h 35m

Singapore Changi

Sat 27-9

03:15-11:10

Nonstop6h 55m

S$ 304

Flights are sorted by cheapest return flights first.

Deals found on 12-8

Showing 1-10 of 24 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 8 August 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 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 14 August 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 53% versus a flight at midday.

Weekly flight availability from Incheon Intl Airport to Singapore

Explore weekly flight availability from Incheon Intl to Singapore. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 14 August 2025.

The most flights from ICN to SIN are scheduled on a Wednesday (34 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (28 on average).

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 14 August 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.
Korean Air
8.4
Very Good
1,131 reviews
Check prices

Entertainment

8.2

Comfort

8.3

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

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
1,131 reviews
Korean Air
8.4
Very Good
1,131 reviews
Check prices

Entertainment

8.2

Comfort

8.3

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

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!!
Asiana Airlines
8.2
Very Good
473 reviews
Korean Air
8.4
Very Good
1,131 reviews
Check prices

Entertainment

8.2

Comfort

8.3

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

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
8.1
Very Good
1,346 reviews
Korean Air
8.4
Very Good
1,131 reviews
Check prices

Entertainment

8.2

Comfort

8.3

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

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
308 reviews
Korean Air
8.4
Very Good
1,131 reviews
Check prices

Entertainment

8.2

Comfort

8.3

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

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

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

    The Incheon Intl to Singapore Changi flight path was viewed by 944 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • 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$ 284 on this airline. Additional options worth looking into are T'way Air and Vietnam Airlines, starting at S$ 286 and S$ 287 round-trip. Users have found that Scoot is 33% cheaper than the other options available to this destination.

  • 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 (93%), Air Canada (76%), Air India (74%).

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

    Looking at all options, your cheapest flight can be booked for S$ 110. While the most popular route (Incheon Intl - Singapore Changi) can be booked for S$ 240 on average our data indicates S$ 636 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.

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 14 August 2025.
Korean Air flights from Incheon Intl to Singapore Changi
Singapore Airlines flights from Incheon Intl to Singapore Changi
Asiana 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 14 August 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestS$ 156AverageS$ 311FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
T'way AirCheapestS$ 237AverageS$ 350FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Asiana AirlinesCheapestS$ 385AverageS$ 487FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Singapore AirlinesCheapestS$ 412AverageS$ 642FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Korean AirCheapestS$ 421AverageS$ 760FlexibilityNo cancel feeOn-time81%
Search Korean Air flights

Fly with Cheapflights

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

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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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