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$88+ Cheap flights from Seoul (SEL) to Singapore (SIN)

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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — SIN
Jun 3 — Jun 101
Wed 6/3
Wed 6/10
1 adult, Economy
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Cheapflights Tip: The best prices from Seoul to Singapore Changi are usually found in September or April, booked 22 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from Seoul to Singapore

Cheapest flights from Seoul to Singapore
Explore the most affordable flight options available from Seoul to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 4, 2026.

This Booking.com deal was found by Cheapflights users on 4/29. 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.
Mon 8/2411:00 am
ICN
-
SIN
Nonstop6h 25m
Scoot
Tue 8/252:45 am
SIN
-
ICN
Nonstop6h 30m
Scoot
Deal found 4/29$221
This Booking.com deal was found by Cheapflights users on 4/30. 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 6/116:10 pm
ICN
-
SIN
Nonstop6h 30m
Jeju Air
Wed 6/2412:50 am
SIN
-
ICN
Nonstop6h 50m
Jeju Air
Deal found 4/30$235
This Booking.com deal was found by Cheapflights users on 5/3. 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.
Sun 8/3011:00 am
ICN
-
SIN
Nonstop6h 25m
Scoot
Thu 9/312:25 pm
SIN
-
ICN
1 stop8h 20m
Scoot
Deal found 5/3$236
This T'way Air deal was found by Cheapflights users on 4/30. 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.
Wed 5/133:50 pm
ICN
-
SIN
Nonstop6h 40m
T'way Air
Mon 5/1811:00 pm
SIN
-
ICN
Nonstop6h 45m
T'way Air
Deal found 4/30$244
This Jeju Air deal was found by Cheapflights users on 4/29. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/116:10 pm
ICN
-
SIN
Nonstop6h 30m
Jeju Air
Sun 6/1412:50 am
SIN
-
ICN
Nonstop6h 50m
Jeju Air
Deal found 4/29$253
This Jeju Air deal was found by Cheapflights users on 4/29. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:10 pm
ICN
-
SIN
Nonstop6h 30m
Jeju Air
Sat 5/1612:50 am
SIN
-
ICN
Nonstop6h 50m
Jeju Air
Deal found 4/29$255
This Jeju Air deal was found by Cheapflights users on 4/30. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:10 pm
ICN
-
SIN
Nonstop6h 30m
Jeju Air
Sat 6/1312:50 am
SIN
-
ICN
Nonstop6h 50m
Jeju Air
Deal found 4/30$258
This Kiwi.com deal was found by Cheapflights users on 5/1. 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.
Wed 5/1311:30 am
ICN
-
SIN
Nonstop6h 30m
Multiple Airlines
Mon 5/1811:00 pm
SIN
-
ICN
Nonstop6h 45m
Multiple Airlines
Deal found 5/1$260
This Jeju Air deal was found by Cheapflights users on 4/30. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/106:10 pm
ICN
-
SIN
Nonstop6h 30m
Jeju Air
Wed 7/112:50 am
SIN
-
ICN
Nonstop6h 50m
Jeju Air
Deal found 4/30$263
This Jeju Air deal was found by Cheapflights users on 4/30. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/186:10 pm
ICN
-
SIN
Nonstop6h 30m
Jeju Air
Sat 6/2012:50 am
SIN
-
ICN
Nonstop6h 50m
Jeju Air
Deal found 4/30$264
This Jeju Air deal was found by Cheapflights users on 4/30. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/137:55 pm
GMP
-
SIN
1 stop28h 30m
Jeju Air
Sat 5/1612:25 am
SIN
-
GMP
1 stop30h 50m
Jeju Air
Deal found 4/30$345
This Jeju Air deal was found by Cheapflights users on 4/29. 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:55 pm
GMP
-
SIN
1 stop28h 30m
Jeju Air
Fri 5/812:25 am
SIN
-
GMP
1 stop30h 50m
Jeju Air
Deal found 4/29$353

Find flight deals from Seoul to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) 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 May 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$221
(Booking.com)

One-way from

$88
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$317

Good round-trip deal

$341 or less

Good one-way deal

$132 or less
Provider with most accurate pricing for Seoul (SEL)-Singapore Changi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Singapore Changi flights.
Search Deals
From Seoul (SEL) to Singapore Changi
Search Deals
One-way flight from Seoul (SEL) to Singapore Changi
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Seoul (SEL) to Singapore Changi.
Search Deals
Price to beat on a one-way flight from Seoul (SEL) to Singapore Changi.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seoul 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 2,558,603 searches. Data last updated May 4, 2026.
Use the filters below to find and compare flights from Seoul to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Thu 6/18

6:10 pm-11:40 pm

Nonstop6h 30m

Singapore Changi

Sat 6/20

12:50 am-8:40 am

Nonstop6h 50m

$265

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sat 7/4

10:15 pm-12:10 am

1 stop26h 55m

Singapore Changi

Tue 7/7

1:15 am-11:50 pm

1 stop21h 35m

$301

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sat 7/4

10:15 pm-12:10 am

1 stop26h 55m

Singapore Changi

Mon 7/6

1:15 am-9:15 pm

1 stop19h 00m

$301

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sat 9/19

11:40 pm-12:10 am

1 stop25h 30m

Singapore Changi

Sun 9/27

1:15 am-11:50 pm

1 stop21h 35m

$301

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Sun 7/5

10:15 pm-12:10 am

1 stop26h 55m

Singapore Changi

Tue 7/7

1:15 am-9:15 pm

1 stop19h 00m

$301

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Tue 10/13

8:35 am-12:10 am

1 stop16h 35m

Singapore Changi

Sat 10/17

1:15 am-11:50 pm

1 stop21h 35m

$303

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

Fri 9/4

11:45 am-12:10 am

1 stop13h 25m

Singapore Changi

Tue 9/8

1:15 am-11:50 pm

1 stop21h 35m

$303

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

Thu 5/14

7:55 pm-11:25 pm

1 stop28h 30m

Singapore Changi

Sat 5/16

12:25 am-8:15 am

1 stop30h 50m

$370

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

Sun 9/6

7:55 pm-11:25 pm

1 stop28h 30m

Singapore Changi

Wed 9/9

12:25 am-8:15 am

1 stop30h 50m

$464

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

Thu 10/15

7:55 pm-11:25 pm

1 stop28h 30m

Singapore Changi

Wed 10/21

12:25 am-8:15 am

1 stop30h 50m

$474

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 28 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Seoul to Singapore

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seoul to Singapore in May.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seoul-Singapore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seoul-Singapore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seoul-Singapore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seoul-Singapore flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seoul-Singapore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seoul to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Seoul 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 Seoul to Singapore

How far ahead should I book a flight from Seoul to Singapore?

The best time to book flights from Seoul to Singapore is 29 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Seoul to Singapore?

Currently, April is the cheapest month in which you can book a flight from Seoul to Singapore (average of $257). Flying from Seoul to Singapore in October is currently the most expensive (average of $516). 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 SEL to SIN?

Find hourly flight availability from Seoul 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 May 4, 2026.

A simple way to save on the total cost of your ticket is to fly from Seoul to Singapore in the evening. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Seoul to Singapore?

Use this chart to determine the cheapest time to fly round-trip from Seoul to Singapore. Price data was last updated on May 2, 2026.

Travelers seeking maximum savings on their Seoul to Singapore flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seoul to Singapore

Explore weekly flight availability from Seoul 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 May 4, 2026.

The most flights from SEL to SIN are scheduled on a Monday (37 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (32 on average).

How much does it cost to fly round-trip from Seoul to Singapore?

What’s the top layover airport for flights from Seoul to Singapore?

Share of 1-stop round-trip flights from Seoul to Singapore chosen by Cheapflights users in the past 12 months, using the same layover each way.

Ho Chi Minh City (SGN) – chosen by Cheapflights users on 75% of 1-stop itineraries from Seoul to Singapore on Cheapflights.

What’s the cheapest layover airport for flights from Seoul to Singapore?

Average round-trip fare for 1-stop flights from Seoul to Singapore, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Hanoi (HAN) is the most affordable 1-stop option, with an average round-trip price of $236.

What’s the fastest layover option from Seoul to Singapore?

Shortest average travel time for 1-stop one-way flights from Seoul to Singapore, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Ho Chi Minh City (SGN) have the shortest average one-way travel time for 1-stop routes: 9h 50m.

Which airport typically offers the quickest layover for flights from Seoul to Singapore?

Average layover duration for 1-stop one-way flights from Seoul to Singapore, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Ho Chi Minh City (SGN) offer the fastest connection on this route, with an average layover time of 2h 05m.

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 May 4, 2026.
Read reviews from past customers who have flown Korean Air,Singapore Airlines, andAsiana Airlines from Seoul to Singapore. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,216 reviews

Food

8.1

Boarding

8.5

Overall

8.4

Comfort

8.3

Entertainment

8.2

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
1,216 reviews
Korean Air
8.4
Very good
1,216 reviews

Food

8.1

Boarding

8.5

Overall

8.4

Comfort

8.3

Entertainment

8.2

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
8.2
Very good
1,506 reviews
Korean Air
8.4
Very good
1,216 reviews

Food

8.1

Boarding

8.5

Overall

8.4

Comfort

8.3

Entertainment

8.2

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
8.1
Very good
530 reviews
Korean Air
8.4
Very good
1,216 reviews

Food

8.1

Boarding

8.5

Overall

8.4

Comfort

8.3

Entertainment

8.2

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!!
Jeju Air
7.6
Good
38 reviews
Korean Air
8.4
Very good
1,216 reviews

Food

8.1

Boarding

8.5

Overall

8.4

Comfort

8.3

Entertainment

8.2

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 Seoul 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 Seoul?

    Singapore Changi (SIN) is the airport you will fly into if you book a flight from Seoul to Singapore. You should not have trouble finding flights to Changi from Seoul; the airport handles an average of 35 inbound flights from Seoul per day. You should also have plenty of airline options to choose from since 7 airlines have flights to the Singapore airport from Seoul. It is only a 10.5 mi journey from Changi (SIN) to Singapore’s city center.

  • How long is the flight from Seoul to Singapore?

    Jeju Air and Shandong Airlines can get you from Seoul to Singapore in just under 6h 30m. Your travel time can differ by up to 20h 25m. There are 2872 mi between Seoul and Singapore. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Seoul to Singapore round-trip?

    Flying on Jeju Air is currently your cheapest option to Singapore, with prices starting at $55. Additional round-trip tickets that might be worth considering are offered by Scoot and T'way Air, with the lowest prices starting at $79 and $110, respectively. Jeju Air is priced at 84% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Seoul to Singapore one-way?

    $66 is the cheapest one-way deal found within the past few days, from Jeju Air. You may also be able to find cheap deals on T'way Air and Scoot, with prices starting from $74 and $88, respectively.

  • What are the most reliable airlines from Seoul to Singapore?

    The top 3 most reliable airlines when flying from Seoul to Singapore are T'way Air (95%), Air India (92%) and Virgin Australia (92%).

  • What are the cheapest flights from Seoul to Singapore?

    The cheapest flight price from Seoul to Singapore is $114. On average you can expect to pay $847. The most popular route, (Seoul Gimpo Intl - Singapore Changi), can usually be booked for $460.

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

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

  • How can I find direct flights from Seoul to Singapore?

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

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

    Yes. Cheapflights offers flight deals from Seoul 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 Seoul to Singapore?

    Currently, April is the cheapest month in which you can book a flight from Seoul to Singapore (average of $257). Flying from Seoul to Singapore in October is currently the most expensive (average of $516). 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.

Alternative routes for Seoul to Singapore

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

Top 7 airlines flying from Seoul to Singapore

Discover the top 7 airlines that operate flights from Seoul 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 2,558,603 searches. Data last updated May 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
Jeju AirCheapest$55Average$271FlexibilityNo cancel feeOn-timeN/A
ScootCheapest$79Average$335FlexibilityNo cancel feeOn-timeN/A
T'way AirCheapest$110Average$315FlexibilityNo cancel feeOn-time88%
Vietnam AirlinesCheapest$219Average$254FlexibilityNo cancel feeOn-time81%
Singapore AirlinesCheapest$285Average$444FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$310Average$573FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$313Average$361FlexibilityNo cancel feeOn-time81%

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