Cheap flights from Incheon Intl Airport to Singapore from S$ 146
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 12-11. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SIN
13 Sep — 20 Sep1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Incheon Intl to Singapore Changi are usually found in September or April, booked 44 days in advance, depart on a Friday or Thursday and return on a Monday
Cheap flight deals from Incheon Intl to Singapore
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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 2026.
Thu 17-922:15 -
1 stop26h 55m
Sat 19-900:50 -
Nonstop6h 50m
Deal found 14-8S$ 335
Fri 11-915:50 -
Nonstop6h 40m
Wed 16-923:00 -
Nonstop6h 45m
Deal found 13-8S$ 337
Sun 6-915:50 -
Nonstop6h 40m
Thu 10-923:00 -
Nonstop6h 45m
Deal found 12-8S$ 338
Sun 6-915:50 -
Nonstop6h 40m
Wed 9-923:00 -
Nonstop6h 45m
Deal found 10-8S$ 339
Sat 29-818:10 -
Nonstop6h 30m
Wed 2-900:50 -
Nonstop6h 50m
Deal found 12-8S$ 341
Sun 6-918:10 -
Nonstop6h 30m
Thu 10-912:25 -
1 stop8h 20m
Deal found 13-8S$ 342
Mon 7-917:55 -
1 stop19h 15m
Fri 11-913:10 -
1 stop26h 15m
Deal found 10-8S$ 343
Tue 8-917:55 -
1 stop19h 15m
Wed 9-1218:25 -
1 stop21h 00m
Deal found 13-8S$ 344
Mon 7-918:05 -
1 stop21h 45m
Wed 9-913:10 -
1 stop26h 15m
Deal found 12-8S$ 346
Mon 14-911:00 -
Nonstop6h 25m
Thu 17-912:25 -
1 stop8h 20m
Deal found 13-8S$ 347
Mon 14-918:05 -
1 stop18h 50m
Mon 21-915:50 -
1 stop13h 00m
Deal found 10-8S$ 348
Sun 13-918:10 -
Nonstop6h 30m
Wed 16-900:50 -
Nonstop6h 50m
Deal found 12-8S$ 349
Best flights from Incheon Intl to Singapore
Discover carefully curated flight deals from Incheon Intl to Singapore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 14 August 2026.
Fri 11-915:50 -
Nonstop6h 40m
Mon 14-923:00 -
Nonstop6h 45m
Deal found 13-8S$ 337
Thu 15-1017:55 -
1 stop27h 05m
Mon 19-1015:50 -
1 stop23h 45m
Deal found 13-8S$ 344
Sat 3-1018:10 -
Nonstop6h 30m
Sun 4-1000:50 -
Nonstop6h 50m
Deal found 13-8S$ 353
Wed 21-1018:05 -
1 stop21h 45m
Sun 25-1013:15 -
1 stop26h 10m
Deal found 10-8S$ 348
Thu 22-1018:10 -
Nonstop6h 30m
Sun 25-1001:10 -
Nonstop6h 30m
Deal found 11-8S$ 356
Mon 12-1018:05 -
1 stop18h 50m
Mon 19-1013:05 -
1 stop26h 30m
Deal found 9-8S$ 348
Sat 26-918:05 -
1 stop18h 50m
Fri 2-1013:10 -
1 stop26h 15m
Deal found 11-8S$ 360
Tue 1-1218:05 -
1 stop19h 20m
Fri 4-1213:25 -
1 stop26h 05m
Deal found 11-8S$ 361
Thu 19-1118:05 -
1 stop22h 05m
Mon 23-1113:15 -
1 stop26h 10m
Deal found 11-8S$ 361
Sun 4-1017:55 -
1 stop19h 15m
Tue 6-1015:50 -
1 stop23h 45m
Deal found 9-8S$ 366
Sun 4-1017:55 -
1 stop19h 15m
Wed 7-1018:25 -
1 stop21h 00m
Deal found 10-8S$ 366
Direct flights from Incheon Intl to Singapore
Explore direct flight options from Incheon Intl to Singapore based on user searches, and compare prices and availability for your desired travel dates. Data last updated 14 August 2026.
Fri 11-915:50 -
Nonstop6h 40m
Tue 15-923:00 -
Nonstop6h 45m
Deal found 13-8S$ 337
Sun 6-915:50 -
Nonstop6h 40m
Wed 9-923:00 -
Nonstop6h 45m
Deal found 12-8S$ 338
Sat 29-818:10 -
Nonstop6h 30m
Wed 2-900:50 -
Nonstop6h 50m
Deal found 12-8S$ 341
Sat 29-815:50 -
Nonstop6h 40m
Sun 6-923:00 -
Nonstop6h 45m
Deal found 11-8S$ 342
Fri 11-915:50 -
Nonstop6h 40m
Mon 14-923:00 -
Nonstop6h 45m
Deal found 14-8S$ 343
Sun 13-918:10 -
Nonstop6h 30m
Wed 16-900:50 -
Nonstop6h 50m
Deal found 13-8S$ 344
Thu 1-1015:50 -
Nonstop6h 40m
Tue 20-1023:00 -
Nonstop6h 45m
Deal found 13-8S$ 346
Wed 26-811:30 -
Nonstop6h 30m
Sun 30-802:15 -
Nonstop6h 30m
Deal found 12-8S$ 347
Wed 30-915:50 -
Nonstop6h 40m
Sat 3-1000:50 -
Nonstop6h 50m
Deal found 11-8S$ 348
Mon 28-918:10 -
Nonstop6h 30m
Wed 30-900:50 -
Nonstop6h 50m
Deal found 9-8S$ 351
Last-minute flights from Incheon Intl to Singapore
Discover last-minute flight deals from Incheon Intl to Singapore. Data last updated 14 August 2026 and is based on user searches.
Sat 29-818:10 -
Nonstop6h 30m
Wed 2-900:50 -
Nonstop6h 50m
Deal found 12-8S$ 341
Sun 6-915:50 -
Nonstop6h 40m
Thu 10-923:00 -
Nonstop6h 45m
Deal found 12-8S$ 338
Sun 6-915:50 -
Nonstop6h 40m
Wed 9-923:00 -
Nonstop6h 45m
Deal found 10-8S$ 339
Sun 6-918:10 -
Nonstop6h 30m
Thu 10-912:25 -
1 stop8h 20m
Deal found 13-8S$ 342
Mon 7-917:55 -
1 stop19h 15m
Fri 11-913:10 -
1 stop26h 15m
Deal found 10-8S$ 343
Mon 7-918:05 -
1 stop21h 45m
Wed 16-921:00 -
1 stop18h 25m
Deal found 11-8S$ 346
Tue 8-917:55 -
1 stop19h 15m
Wed 9-1218:25 -
1 stop21h 00m
Deal found 13-8S$ 344
Fri 11-915:50 -
Nonstop6h 40m
Wed 16-923:00 -
Nonstop6h 45m
Deal found 13-8S$ 337
Sun 13-918:10 -
Nonstop6h 30m
Wed 16-900:50 -
Nonstop6h 50m
Deal found 12-8S$ 349
Mon 14-911:00 -
Nonstop6h 25m
Thu 17-912:25 -
1 stop8h 20m
Deal found 13-8S$ 347
Mon 14-918:05 -
1 stop18h 50m
Mon 21-915:50 -
1 stop13h 00m
Deal found 10-8S$ 348
Thu 17-922:15 -
1 stop26h 55m
Sat 19-900:50 -
Nonstop6h 50m
Deal found 14-8S$ 335
One-way flights from Incheon Intl to Singapore
Search for one-way flight options from Incheon Intl to Singapore. Find affordable one-way fares based on user searches. Data last updated 14 August 2026.
Sun 30-815:50 -
Nonstop6h 40m
Deal found 14-8S$ 146
Thu 10-911:45 -
1 stop13h 25m
Deal found 11-8S$ 148
Thu 20-823:40 -
1 stop25h 30m
Deal found 13-8S$ 150
Tue 1-908:35 -
1 stop16h 35m
Deal found 11-8S$ 151
Fri 4-923:40 -
1 stop25h 30m
Deal found 11-8S$ 152
Sun 22-1122:05 -
1 stop27h 00m
Deal found 13-8S$ 154
Fri 28-814:55 -
1 stop25h 05m
Deal found 11-8S$ 155
Sun 30-814:05 -
1 stop24h 25m
Deal found 13-8S$ 156
Thu 1-1015:50 -
Nonstop6h 40m
Deal found 13-8S$ 157
Sun 4-1011:00 -
Nonstop6h 25m
Deal found 11-8S$ 159
Sat 14-1108:45 -
1 stop16h 20m
Deal found 11-8S$ 160
Thu 17-911:45 -
1 stop13h 25m
Deal found 13-8S$ 161
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 14 August 2026.
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 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 Incheon Intl - SIN Singapore Changi
ICNSIN
Incheon Intl
Fri 11-9
15:50-21:30
Nonstop6h 40m
Singapore Changi
Mon 14-9
23:00-06:45
Nonstop6h 45m
S$ 337
IncheonSingapore
ICN Incheon Intl - SIN Singapore Changi
ICNSIN
Incheon Intl
Thu 15-10
17:55-20:00
1 stop27h 05m
Singapore Changi
Mon 19-10
15:50-16:35
1 stop23h 45m
S$ 344
IncheonSingapore
ICN Incheon Intl - SIN Singapore Changi
ICNSIN
Incheon Intl
Wed 21-10
18:05-14:50
1 stop21h 45m
Singapore Changi
Sun 25-10
13:15-16:25
1 stop26h 10m
S$ 348
IncheonSingapore
ICN Incheon Intl - SIN Singapore Changi
ICNSIN
Incheon Intl
Mon 12-10
18:05-11:55
1 stop18h 50m
Singapore Changi
Mon 19-10
13:05-16:35
1 stop26h 30m
S$ 348
IncheonSingapore
ICN Incheon Intl - SIN Singapore Changi
ICNSIN
Incheon Intl
Sat 3-10
18:10-23:40
Nonstop6h 30m
Singapore Changi
Sun 4-10
00:50-08:40
Nonstop6h 50m
S$ 353
Fastest return journey
IncheonSingapore
ICN Incheon Intl - SIN Singapore Changi
ICNSIN
Incheon Intl
Thu 22-10
18:10-23:40
Nonstop6h 30m
Singapore Changi
Sun 25-10
01:10-08:40
Nonstop6h 30m
S$ 356
IncheonSingapore
ICN Incheon Intl - SIN Singapore Changi
ICNSIN
Incheon Intl
Sat 26-9
18:05-11:55
1 stop18h 50m
Singapore Changi
Fri 2-10
13:10-16:25
1 stop26h 15m
S$ 360
IncheonSingapore
ICN Incheon Intl - SIN Singapore Changi
ICNSIN
Incheon Intl
Tue 1-12
18:05-12:25
1 stop19h 20m
Singapore Changi
Fri 4-12
13:25-16:30
1 stop26h 05m
S$ 361
IncheonSingapore
ICN Incheon Intl - SIN Singapore Changi
ICNSIN
Incheon Intl
Thu 19-11
18:05-15:10
1 stop22h 05m
Singapore Changi
Mon 23-11
13:15-16:25
1 stop26h 10m
S$ 361
IncheonSingapore
ICN Incheon Intl - SIN Singapore Changi
ICNSIN
Incheon Intl
Sun 4-10
17:55-12:10
1 stop19h 15m
Singapore Changi
Tue 6-10
15:50-16:35
1 stop23h 45m
S$ 366
Flights are sorted by cheapest return flights first.
Deals found on 13-8
Showing 1-10 of 21 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.
ICN-SIN
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
Prices
Airlines
Delays
More
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 43 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$ 358). Flying from Incheon Intl Airport to Singapore in October is currently the most expensive (average of S$ 640). 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 14 August 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 34% versus a flight in the evening.
What is the cheapest day to fly from Incheon Intl Airport to Singapore?
Use this chart to determine the cheapest time to fly return from Incheon Intl to Singapore. Price data was last updated on 8 August 2026.
Travellers seeking maximum savings on their Incheon Intl Airport to Singapore flight should consider departing on Sunday at midday when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
How much does it cost for a return flight from Incheon Intl Airport to Singapore?
Airfare is typical for this route at the moment.
Incheon Intl Airport to Singapore flights typically cost between S$ 312 and S$ 571 in September.The cheapest return price found within the last 5 days was S$ 335 on Multiple Airlines (17 Sept–19 Sept).
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 2026.
The most flights from ICN to SIN are scheduled on a Wednesday (30 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (21 on average).
How often are flights from Incheon to Singapore delayed?
About 16% of weekly flights between Incheon and Singapore have experienced delays in the past year, with the average delay time being 117 minutes.
What is the most punctual flight time for Incheon to Singapore flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Incheon to Singapore flights?
Over the past year, T'way Air have had the lowest number of delays on this route, with just 10% of flights being delayed.
What’s the top stopover airport for flights from Incheon Intl Airport to Singapore?
Share of one-stop return flights from Incheon Intl Airport to Singapore chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Kuala Lumpur (KUL) – chosen by Cheapflights users on 69% of one-stop itineraries from Incheon Intl Airport to Singapore on Cheapflights.
What’s the cheapest stopover airport for flights from Incheon Intl Airport to Singapore?
Average return fare for one-stop flights from Incheon Intl Airport to Singapore, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Jinan (TNA) is the most affordable one-stop option, with an average return flight price of S$ 848.
What’s the fastest stopover option from Incheon Intl Airport to Singapore?
Shortest average travel time for one-stop one-way flights from Incheon Intl Airport to Singapore, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Shanghai (PVG) have the shortest average one-way travel time for one-stop routes: 10h 00m.
Which airport typically offers the quickest stopover for flights from Incheon Intl Airport to Singapore?
Average stopover duration for one-stop one-way flights from Incheon Intl Airport to Singapore, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Kuala Lumpur (KUL) offer the fastest connection on this route, with an average stopover time of 1h 49m.
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 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.
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!!
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!!
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!!
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!!
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 T'way Air, Vietnam Airlines, and Jeju Air 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 12h 20m. 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$ 250 on this airline. Additional options worth looking into are Scoot and Singapore Airlines, starting at S$ 384 and S$ 386 round-trip. Users have found that T'way Air is 48% 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$ 76), T'way Air (S$ 82), and Vietnam Airlines (S$ 82).
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 (97%), Air Canada (92%).
What are the cheapest flights from Incheon Intl Airport to Singapore?
Looking at all options, your cheapest flight can be booked for S$ 124. While the most popular route (Incheon Intl - Singapore Changi) can be booked for S$ 250 on average, our data indicates S$ 622 when flying from Incheon Intl Airport 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$ 358). Flying from Incheon Intl Airport to Singapore in October is currently the most expensive (average of S$ 640). 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.
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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 2026.
Explore flights to Singapore departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 14 August 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 14 August 2026.
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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