HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Incheon Intl

$141+ Cheap flights from Singapore (SIN) to Incheon Intl (ICN)

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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — ICN
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Singapore to Incheon Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Singapore Changi to Incheon Intl are usually found in July or August, booked 12 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Singapore to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Incheon Intl (ICN). 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 September 11, 2025.

Round-trip from

$242
(Mytrip)

One-way from

$141
(T'way Air)

Popular in

December

Cheapest in

July

Average price

$378

Good round-trip deal

$256 or less

Good one-way deal

$254 or less
From Singapore Changi to Incheon Intl
Search Deals
One-way flight from Singapore Changi to Incheon Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Singapore Changi to Incheon Intl.
Search Deals
Price to beat on a one-way flight from Singapore Changi to Incheon Intl.
Search Deals

Find flight deals from Singapore to Incheon Intl

Cheapest flights from Singapore to Incheon Intl
Explore the most affordable flight options available from Singapore to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Mytrip deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/14:50 amSIN - ICN
1 stop13h 15mMultiple Airlines
Wed 10/158:20 pmICN - SIN
1 stop11h 55mMultiple Airlines
Deal found 9/11$242
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2311:00 pmSIN - ICN
Nonstop6h 30mMultiple Airlines
Tue 10/286:20 pmICN - SIN
Nonstop6h 50mMultiple Airlines
Deal found 9/11$243
This T'way Air deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3011:00 pmSIN - ICN
Nonstop6h 30mT'way Air
Fri 10/103:40 pmICN - SIN
Nonstop6h 50mT'way Air
Deal found 9/11$244
This Trip.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/13:15 amSIN - ICN
Nonstop6h 55mMultiple Airlines
Wed 10/812:10 amICN - SIN
1 stop9h 55mMultiple Airlines
Deal found 9/11$246
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2111:00 pmSIN - ICN
Nonstop6h 30mT'way Air
Tue 10/283:30 pmICN - SIN
Nonstop6h 55mT'way Air
Deal found 9/11$249
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/25:15 pmSIN - ICN
1 stop18h 50mMultiple Airlines
Wed 11/56:20 pmICN - SIN
Nonstop6h 50mMultiple Airlines
Deal found 9/10$261
This Booking.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1812:55 amSIN - ICN
1 stop12h 55mMultiple Airlines
Fri 9/198:40 pmICN - SIN
Nonstop6h 35mMultiple Airlines
Deal found 9/11$263
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1911:00 pmSIN - ICN
Nonstop6h 30mMultiple Airlines
Wed 9/248:40 pmICN - SIN
Nonstop6h 35mMultiple Airlines
Deal found 9/9$264
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/261:10 amSIN - ICN
Nonstop6h 30mMultiple Airlines
Wed 12/36:05 pmICN - SIN
1 stop19h 20mMultiple Airlines
Deal found 9/11$267
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2012:55 amSIN - ICN
1 stop21h 55mMultiple Airlines
Tue 10/283:30 pmICN - SIN
Nonstop6h 55mMultiple Airlines
Deal found 9/11$270

Cheapflights Fare Finder

 
Customize your flight search to find flights from Singapore to Incheon Intl 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Singapore to Incheon Intl Airport that are best for you.

Fly from

Singapore

Fly to

Incheon Intl

Route

Depart

Return

Price

SingaporeIncheon

SIN - ICN

SINICN

Singapore Changi

Thu 10/23

11:00 pm-6:30 am

Nonstop6h 30m

Incheon Intl

Tue 10/28

6:20 pm-12:10 am

Nonstop6h 50m

$243

SingaporeIncheon

SIN - ICN

SINICN

Singapore Changi

Tue 10/21

11:00 pm-6:30 am

Nonstop6h 30m

Incheon Intl

Tue 10/28

3:30 pm-9:25 pm

Nonstop6h 55m

$249

SingaporeIncheon

SIN - ICN

SINICN

Singapore Changi

Tue 10/21

5:05 pm-10:45 pm

1 stop28h 40m

Incheon Intl

Tue 10/28

2:05 pm-4:15 pm

1 stop27h 10m

$276

SingaporeIncheon

SIN - ICN

SINICN

Singapore Changi

Mon 10/20

3:15 am-11:10 am

Nonstop6h 55m

Incheon Intl

Tue 10/28

1:00 pm-11:40 am

2 stops23h 40m

$300

SingaporeIncheon

SIN - ICN

SINICN

Singapore Changi

Mon 2/23

11:15 am-9:15 am

1 stop21h 00m

Incheon Intl

Fri 2/27

11:35 am-6:00 pm

1 stop31h 25m

$329

SingaporeIncheon

SIN - ICN

SINICN

Singapore Changi

Thu 2/26

11:15 am-9:15 am

1 stop21h 00m

Incheon Intl

Sun 3/1

11:35 am-6:00 pm

1 stop31h 25m

$329

SingaporeIncheon

SIN - ICN

SINICN

Singapore Changi

Fri 10/31

1:10 am-8:40 am

Nonstop6h 30m

Incheon Intl

Sun 11/9

6:20 pm-12:10 am

Nonstop6h 50m

$334

SingaporeIncheon

SIN - ICN

SINICN

Singapore Changi

Mon 11/24

6:25 pm-6:30 am

1 stop11h 05m

Incheon Intl

Fri 1/9

6:05 pm-12:25 pm

1 stop19h 20m

$336

SingaporeIncheon

SIN - ICN

SINICN

Singapore Changi

Fri 11/28

1:25 pm-4:30 pm

1 stop26h 05m

Incheon Intl

Mon 1/12

6:05 pm-12:25 pm

1 stop19h 20m

$336

SingaporeIncheon

SIN - ICN

SINICN

Singapore Changi

Mon 10/13

3:00 am-8:40 pm

2 stops16h 40m

$215

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 20 results
1
2

The best insider tips for Singapore to Incheon Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Singapore to Incheon Intl Airport trip
Airlines
Korean Air

Korean Air offers 33”-34” seat pitch in economy, providing more space than many competitors.


Try bibimbap for a standout economy meal, with extra Gochujang sauce for added flavor.

Read more about Korean Airby Yulia Denisyuk
Singapore Airlines

Enjoy free unlimited Wi-Fi and extensive inflight entertainment for a comfortable journey.


Book bulkhead seats in business for wider footwells and better sleep.

Read more about Singapore Airlinesby Gabriel Leigh
Airports
SIN

For a smooth departure, check in online and use early check-in desks at Jewel to avoid queues and drop luggage up to 24 hours before your flight.

Read more about SINby Yulia Denisyuk
ICN

Take the AREX express train for a quick 40-50 minute ride between ICN and Seoul Station, with an in-town check-in facility available.

Read more about ICNby Gabriel Leigh
Our travel experts
Yulia Denisyuk

Yulia Denisyuk

Expert on Korean Air and SIN

Yulia Denisyuk

Yulia Denisyuk

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

Read more
Gabriel Leigh

Gabriel Leigh

Expert on Singapore Airlines and ICN

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more

Best time to book a flight from Singapore to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Singapore with our price prediction graph.
Estimated round-trip 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 Singapore to Incheon Intl Airport

What is the cheapest month to book a flight from Singapore to Incheon Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Singapore to Incheon Intl Airport (average of $990). Flying from Singapore to Incheon Intl Airport in December is currently the most expensive (average of $1,633). 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 SIN to ICN?

Find hourly flight availability from Singapore to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Singapore to Incheon Intl Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 58% on your trip compared to booking a flight in the morning.

How much does it cost to fly round-trip from Singapore to Incheon Intl Airport?

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. 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 Incheon Intl. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with Korean Air, Asiana Airlines, and Singapore Airlines from Singapore to Incheon Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,139 reviews

Crew

8.7

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,139 reviews
Korean Air
8.4
Very good
1,139 reviews

Crew

8.7

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.2
Very good
479 reviews
Korean Air
8.4
Very good
1,139 reviews

Crew

8.7

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Singapore Airlines
8.1
Very good
1,365 reviews
Korean Air
8.4
Very good
1,139 reviews

Crew

8.7

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Scoot
6.7
Okay
308 reviews
Korean Air
8.4
Very good
1,139 reviews

Crew

8.7

Overall

8.4

Entertainment

8.2

Comfort

8.3

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Incheon Intl. 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 from for flights from Singapore to Incheon Intl?

    Located just 10.5 mi from the city center, Singapore Changi is the airport most travelers will use when flying to Incheon Intl from Singapore. Booking flights from Changi (SIN) to Incheon Intl should be relatively easy as there are 31 daily outbound flights to Incheon Intl from 5 different airlines.

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

    Within the past month, 153 users have taken a look at flights from Singapore Changi to Incheon Intl.

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

    For as low as $249, T'way Air can have you in Incheon Intl Airport from Singapore in 6h 30m. The distance between Singapore and Incheon Intl Airport is about 2872 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Singapore to Incheon Intl Airport round-trip?

    Flying on T'way Air is currently your cheapest option to Incheon Intl Airport, with prices starting at $214. Additional round-trip tickets that might be worth considering are offered by Scoot and Korean Air, with the lowest prices starting at $224 and $376, respectively. Users have found that T'way Air is 46% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Singapore to Incheon Intl Airport?

    Consider SriLankan Airlines (77%), Air India (70%) or Virgin Australia (70%) when booking your flight. These represent the most reliable airlines when flying from Singapore to Incheon Intl Airport.

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

    The cheapest flight price from Singapore to Incheon Intl Airport is $110. On average you can expect to pay $796. The most popular route, (Singapore Changi - Incheon Intl), can usually be booked for $342.

  • Can I find deals for flights from Singapore to Incheon Intl that include hotel bookings?

    Yes. In addition to deals on Singapore to Incheon Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Singapore to Incheon Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Incheon Intl.

  • Can I find deals for business class flights from Singapore to Incheon Intl?

    Yes. Cheapflights offers flight deals from Singapore to Incheon Intl 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 Singapore to Incheon Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Singapore to Incheon Intl Airport (average of $990). Flying from Singapore to Incheon Intl Airport in December is currently the most expensive (average of $1,633). 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

Traveling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Suwon
Seongnam
Daejeon

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.

Alternative routes for Singapore to Incheon Intl

See prices for flight routes from nearby airports that may be better suited for you.
Singapore to Gimpo Intl flights

Top 5 airlines flying from Singapore to Incheon Intl

Discover the top 5 airlines that operate flights from Singapore to Incheon Intl. 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 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
T'way AirCheapest$214Average$376FlexibilityNo cancel feeOn-time88%
ScootCheapest$224Average$326FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$376Average$481FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$390Average$520FlexibilityNo cancel feeOn-time76%
Singapore AirlinesCheapest$411Average$574FlexibilityNo cancel feeOn-time81%

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.