Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Incheon Intl Airport to Singapore from S$ 124

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 9-10. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SIN
18 Oct — 25 Oct1
1 adult
1 adult, Economy

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 Saturday 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 18 September 2025.

Round-trip from

S$ 280

One-way from

S$ 124

Popular in

October

Cheapest in

March

Average price

S$ 385

Good round-trip deal

S$ 473 or less

Good one-way deal

S$ 257 or less
Vietnam Airlines
  • Vietnam Airlines
  • 14-10-21-10
  • 2 total stops
  • 42h 35m total
  • Incheon to Singapore
Search Deals
Jeju Air
  • Jeju Air
  • 9-10
  • Nonstop
  • 6h 35m total
  • Incheon to Singapore
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (S$ 100 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (S$ 35 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
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

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 18 September 2025.

Thu 16-1015:40ICN - SIN
Nonstop6h 50mT'way Air
Thu 23-1023:00SIN - ICN
Nonstop6h 30mT'way Air
Deal found 16-9S$ 280
Wed 17-920:40ICN - SIN
Nonstop6h 35mMultiple Airlines
Fri 3-1002:15SIN - ICN
Nonstop6h 25mMultiple Airlines
Deal found 15-9S$ 281
Sat 18-1020:40ICN - SIN
Nonstop6h 35mMultiple Airlines
Wed 22-1004:40SIN - ICN
1 stop14h 30mMultiple Airlines
Deal found 15-9S$ 282
Sat 18-1016:10ICN - SIN
Nonstop6h 20mMultiple Airlines
Mon 20-1003:15SIN - ICN
Nonstop6h 55mMultiple Airlines
Deal found 16-9S$ 283
Wed 24-920:40ICN - SIN
Nonstop6h 35mMultiple Airlines
Fri 26-904:40SIN - ICN
1 stop14h 40mMultiple Airlines
Deal found 17-9S$ 285
Fri 24-1020:40ICN - SIN
Nonstop6h 35mMultiple Airlines
Sun 26-1003:00SIN - ICN
Nonstop6h 15mMultiple Airlines
Deal found 17-9S$ 286
Wed 17-911:30ICN - SIN
Nonstop6h 30mMultiple Airlines
Wed 24-903:15SIN - ICN
Nonstop6h 55mMultiple Airlines
Deal found 16-9S$ 287
Tue 23-920:40ICN - SIN
Nonstop6h 35mMultiple Airlines
Fri 26-904:40SIN - ICN
1 stop14h 40mMultiple Airlines
Deal found 16-9S$ 288
Thu 23-1020:40ICN - SIN
Nonstop6h 35mMultiple Airlines
Sun 9-1103:00SIN - ICN
Nonstop6h 15mMultiple Airlines
Deal found 16-9S$ 290
Fri 17-1020:40ICN - SIN
Nonstop6h 35mMultiple Airlines
Tue 21-1023:00SIN - ICN
Nonstop6h 30mMultiple Airlines
Deal found 18-9S$ 291
Sun 23-1118:05ICN - SIN
1 stop19h 20mVietnam Airlines
Thu 27-1113:25SIN - ICN
1 stop26h 05mVietnam Airlines
Deal found 16-9S$ 292
Fri 17-1015:40ICN - SIN
Nonstop6h 50mT'way Air
Thu 23-1023:00SIN - ICN
Nonstop6h 30mT'way Air
Deal found 16-9S$ 294

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 18 September 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

Sun 16-11

18:20-00:10

Nonstop6h 50m

Singapore Changi

Wed 19-11

01:10-08:40

Nonstop6h 30m

S$ 306

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Tue 14-10

20:40-02:15

Nonstop6h 35m

Singapore Changi

Sun 19-10

03:15-11:10

Nonstop6h 55m

S$ 308

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 23-10

20:40-02:15

Nonstop6h 35m

Singapore Changi

Sat 25-10

03:15-11:10

Nonstop6h 55m

S$ 308

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 12-10

20:40-02:15

Nonstop6h 35m

Singapore Changi

Tue 14-10

03:15-11:10

Nonstop6h 55m

S$ 308

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 19-10

20:40-02:15

Nonstop6h 35m

Singapore Changi

Wed 22-10

03:15-11:10

Nonstop6h 55m

S$ 325

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sat 25-10

20:40-02:15

Nonstop6h 35m

Singapore Changi

Tue 28-10

01:10-08:40

Nonstop6h 30m

S$ 328

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Wed 22-10

20:40-02:15

Nonstop6h 35m

Singapore Changi

Fri 24-10

03:15-11:10

Nonstop6h 55m

S$ 332

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Wed 29-10

15:30-21:25

Nonstop6h 55m

Singapore Changi

Thu 6-11

23:00-06:35

Nonstop6h 35m

S$ 337

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Tue 4-11

11:05-20:35

1 stop10h 30m

Singapore Changi

Wed 12-11

09:55-20:55

1 stop10h 00m

S$ 337

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Wed 15-10

20:40-02:15

Nonstop6h 35m

Singapore Changi

Fri 17-10

03:15-11:10

Nonstop6h 55m

S$ 374

Flights are sorted by cheapest return flights first.

Deals found on 14-9

Showing 1-10 of 24 results
1
2
3

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 12 September 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 18 September 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 52% versus a flight at midday.

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 18 September 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
1,140 reviews
Check prices

Entertainment

8.2

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.5

Crew

8.7

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
1,140 reviews
Korean Air
8.4
Very Good
1,140 reviews
Check prices

Entertainment

8.2

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.5

Crew

8.7

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
481 reviews
Korean Air
8.4
Very Good
1,140 reviews
Check prices

Entertainment

8.2

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.5

Crew

8.7

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
1,367 reviews
Korean Air
8.4
Very Good
1,140 reviews
Check prices

Entertainment

8.2

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.5

Crew

8.7

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
1,140 reviews
Check prices

Entertainment

8.2

Food

8.1

Comfort

8.3

Overall

8.4

Boarding

8.5

Crew

8.7

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 30 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.

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

    Airlines like Jeju Air fly from Incheon Intl Airport to Singapore in about 6h 50m. 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$ 155 on this airline. Additional options worth looking into are T'way Air and Asiana Airlines, starting at S$ 236 and S$ 383 round-trip. Users have found that Scoot is 63% 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 (80%), T'way Air (79%), Air Canada (77%).

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

    Looking at all options, your cheapest flight can be booked for S$ 104. While the most popular route (Incheon Intl - Singapore Changi) can be booked for S$ 228 on average, our data indicates S$ 395 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 18 September 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 18 September 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestS$ 155AverageS$ 343FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
T'way AirCheapestS$ 236AverageS$ 364FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
Asiana AirlinesCheapestS$ 383AverageS$ 485FlexibilityNo cancel feeOn-time76%
Search Asiana Airlines flights
Singapore AirlinesCheapestS$ 411AverageS$ 640FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Korean AirCheapestS$ 454AverageS$ 649FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.