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 14-10. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SIN
17 May — 24 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Incheon Intl to Singapore Changi are usually found in May or September, booked 55 days in advance, depart on a Saturday or Thursday 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 17 April 2026.

Fri 2-1019:10
ICN
-
SIN
1 stop13h 05m
Multiple Airlines
Mon 5-1021:20
SIN
-
ICN
1 stop8h 40m
Multiple Airlines
Deal found 14-4S$ 271
Thu 6-808:15
ICN
-
SIN
1 stop13h 30m
Multiple Airlines
Mon 10-821:20
SIN
-
ICN
1 stop8h 40m
Multiple Airlines
Deal found 13-4S$ 273
Thu 23-708:15
ICN
-
SIN
1 stop13h 30m
Multiple Airlines
Mon 27-721:20
SIN
-
ICN
1 stop8h 40m
Multiple Airlines
Deal found 15-4S$ 276
Thu 29-1007:35
ICN
-
SIN
1 stop11h 25m
Multiple Airlines
Mon 2-1120:15
SIN
-
ICN
1 stop9h 05m
Multiple Airlines
Deal found 13-4S$ 277
Thu 16-708:15
ICN
-
SIN
1 stop13h 30m
Multiple Airlines
Sun 19-720:45
SIN
-
ICN
1 stop9h 15m
Multiple Airlines
Deal found 17-4S$ 278
Tue 9-608:15
ICN
-
SIN
1 stop10h 50m
Multiple Airlines
Thu 11-616:10
SIN
-
ICN
1 stop13h 50m
Multiple Airlines
Deal found 13-4S$ 280
Wed 8-708:15
ICN
-
SIN
1 stop24h 00m
Multiple Airlines
Wed 15-721:20
SIN
-
ICN
1 stop8h 40m
Multiple Airlines
Deal found 13-4S$ 281
Thu 23-708:15
ICN
-
SIN
1 stop12h 45m
Multiple Airlines
Sun 26-718:45
SIN
-
ICN
1 stop11h 15m
Multiple Airlines
Deal found 14-4S$ 282
Thu 23-708:15
ICN
-
SIN
1 stop10h 50m
Multiple Airlines
Tue 28-721:20
SIN
-
ICN
1 stop8h 40m
Multiple Airlines
Deal found 14-4S$ 284
Tue 14-708:15
ICN
-
SIN
1 stop10h 50m
Multiple Airlines
Mon 20-720:45
SIN
-
ICN
1 stop9h 15m
Multiple Airlines
Deal found 13-4S$ 285
Thu 21-508:15
ICN
-
SIN
1 stop10h 50m
Multiple Airlines
Mon 8-620:45
SIN
-
ICN
1 stop9h 15m
Multiple Airlines
Deal found 13-4S$ 286
Tue 14-708:15
ICN
-
SIN
1 stop10h 50m
Multiple Airlines
Tue 21-721:20
SIN
-
ICN
1 stop8h 40m
Multiple Airlines
Deal found 13-4S$ 287

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 April 2026.

Round-trip from

S$ 271

One-way from

S$ 114

Popular in

October

Cheapest in

May

Average price

S$ 373

Good round-trip deal

S$ 139 or less

Good one-way deal

S$ 94 or less
2-10-5-10
  • 2-10-5-10
  • 2 total stops
  • 21h 45m total
  • Incheon to Singapore
14-10
  • 14-10
  • 1 total stop
  • 10h 50m total
  • Incheon to Singapore
Highest demand for flights based on searches. 7% potential increase in price (S$ 47 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (S$ 28 potential savings vs. average return price).
Average for round-trip flights in April 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 17 April 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

Thu 21-5

08:15-18:05

1 stop10h 50m

Singapore Changi

Mon 8-6

20:45-07:00

1 stop9h 15m

S$ 286
Fastest return journey

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Wed 6-5

18:10-23:40

Nonstop6h 30m

Singapore Changi

Sat 9-5

00:50-08:40

Nonstop6h 50m

S$ 348

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 9-7

18:10-23:40

Nonstop6h 30m

Singapore Changi

Mon 13-7

00:50-08:40

Nonstop6h 50m

S$ 360

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 9-7

18:10-23:40

Nonstop6h 30m

Singapore Changi

Sat 11-7

00:50-08:40

Nonstop6h 50m

S$ 366

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Wed 6-5

18:10-23:40

Nonstop6h 30m

Singapore Changi

Sat 16-5

00:50-08:40

Nonstop6h 50m

S$ 366

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sat 2-5

18:10-23:40

Nonstop6h 30m

Singapore Changi

Sat 9-5

00:50-08:40

Nonstop6h 50m

S$ 367

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Wed 6-5

15:50-21:30

Nonstop6h 40m

Singapore Changi

Sun 10-5

23:00-06:45

Nonstop6h 45m

S$ 369

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Wed 29-4

18:10-23:40

Nonstop6h 30m

Singapore Changi

Sat 2-5

00:50-08:40

Nonstop6h 50m

S$ 418

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sat 2-5

18:10-23:40

Nonstop6h 30m

Singapore Changi

Sun 10-5

00:50-08:40

Nonstop6h 50m

S$ 437

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 21-6

18:10-23:40

Nonstop6h 30m

Singapore Changi

Thu 25-6

00:50-08:40

Nonstop6h 50m

S$ 444

Flights are sorted by cheapest return flights first.

Deals found on 17-4

Showing 1-10 of 24 resultsSorted by cheapest first
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 10 April 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 55 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, May is the cheapest month in which you can book a flight from Incheon Intl Airport to Singapore (average of S$ 313). Flying from Incheon Intl Airport to Singapore in October is currently the most expensive (average of S$ 670). 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 April 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 53% 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 17 April 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.

Crew

8.7

Entertainment

8.2

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

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

Entertainment

8.2

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

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

Entertainment

8.2

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

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

Entertainment

8.2

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

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

Entertainment

8.2

Comfort

8.3

Overall

8.4

Food

8.1

Boarding

8.5

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 33 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 fly from Incheon Intl Airport to Singapore in about 6h 30m. 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 T'way Air. Our recent data shows that you can find tickets from as low as S$ 143 on this airline. Additional options worth looking into are Scoot and Jeju Air, starting at S$ 155 and S$ 264 round-trip. Users have found that T'way Air is 67% 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$ 72), T'way Air (S$ 81), 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 India (93%), Virgin Australia (93%), T'way Air (92%).

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

    Looking at all options, your cheapest flight can be booked for S$ 69. While the most popular route (Incheon Intl - Singapore Changi) can be booked for S$ 275 on average, our data indicates S$ 734 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, May is the cheapest month in which you can book a flight from Incheon Intl Airport to Singapore (average of S$ 313). Flying from Incheon Intl Airport to Singapore in October is currently the most expensive (average of S$ 670). 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

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 17 April 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 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
T'way AirCheapestS$ 143AverageS$ 338FlexibilityNo cancel feeOn-time88%
Search T'way Air flights
ScootCheapestS$ 155AverageS$ 673FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Jeju AirCheapestS$ 264AverageS$ 565FlexibilityNo cancel feeOn-timeN/A
Search Jeju Air flights
Singapore AirlinesCheapestS$ 384AverageS$ 487FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Korean AirCheapestS$ 394AverageS$ 667FlexibilityNo 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.