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$91+ 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — SIN
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Seoul to Singapore Changi are usually found in July or August, booked 81 days in advance, depart on a Wednesday or Friday and return on a Wednesday

Cheap 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 septiembre 11, 2025.

Round-trip from

$225
(Vietnam Airlines)

One-way from

$91
(Trip.com)

Popular in

October

Cheapest in

July

Average price

$272

Good round-trip deal

$290 or less

Good one-way deal

$222 or less
From Seoul (SEL) to Singapore Changi
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One-way flight from Seoul (SEL) to Singapore Changi
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Highest demand for flights based on searches. 7% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Seoul (SEL) to Singapore Changi.
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Price to beat on a one-way flight from Seoul (SEL) to Singapore Changi.
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Find 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 septiembre 11, 2025.

This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/233:40 pmICN - SIN
Nonstop6h 50mMultiple Airlines
jue. 9/253:15 amSIN - ICN
Nonstop6h 55mMultiple Airlines
Deal found 9/9$224
This T'way Air 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 T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/313:30 pmICN - SIN
Nonstop6h 55mT'way Air
dom. 11/211:00 pmSIN - ICN
Nonstop6h 35mT'way Air
Deal found 9/10$228
This Jeju 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/258:40 pmICN - SIN
Nonstop6h 35mJeju Air
sáb. 9/273:15 amSIN - ICN
Nonstop6h 55mJeju Air
Deal found 9/11$234
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.
mié. 10/229:15 pmICN - SIN
1 stop14h 45mMultiple Airlines
mar. 10/281:10 amSIN - ICN
Nonstop6h 30mMultiple Airlines
Deal found 9/10$237
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.
mar. 9/233:40 pmICN - SIN
Nonstop6h 50mT'way Air
dom. 10/2611:00 pmSIN - ICN
Nonstop6h 35mT'way Air
Deal found 9/11$238
This Jeju 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/228:40 pmICN - SIN
Nonstop6h 35mJeju Air
sáb. 10/253:15 amSIN - ICN
Nonstop6h 55mJeju Air
Deal found 9/11$241
This T'way Air 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 T'way Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/233:40 pmICN - SIN
Nonstop6h 50mT'way Air
lun. 11/311:00 pmSIN - ICN
Nonstop6h 35mT'way Air
Deal found 9/9$242
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.
dom. 11/96:20 pmICN - SIN
Nonstop6h 50mMultiple Airlines
vie. 11/144:40 amSIN - ICN
1 stop15h 50mMultiple Airlines
Deal found 9/11$243
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/118:40 pmICN - SIN
Nonstop6h 35mMultiple Airlines
mar. 9/1611:15 amSIN - ICN
1 stop18h 50mMultiple Airlines
Deal found 9/10$244
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/168:40 pmICN - SIN
Nonstop6h 35mMultiple Airlines
mié. 9/175:10 pmSIN - ICN
1 stop11h 40mMultiple Airlines
Deal found 9/10$245
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.
jue. 10/233:40 pmICN - SIN
Nonstop6h 50mT'way Air
lun. 10/2711:00 pmSIN - ICN
Nonstop6h 35mT'way Air
Deal found 9/11$249
This Jeju 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 Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/227:40 pmGMP - SIN
1 stop28h 55mJeju Air
vie. 9/2612:35 amSIN - GMP
1 stop30h 45mJeju Air
Deal found 9/11$265

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 septiembre 11, 2025.
Use the filters below to find and compare flights from Seoul to Singapore that are best for you.

Fly from

Seoul

Fly to

Singapore

Route

Depart

Return

Price

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

jue. 10/23

8:40 pm-2:15 am

Nonstop6h 35m

Singapore Changi

mié. 11/12

1:10 am-8:40 am

Nonstop6h 30m

$241

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

lun. 10/27

6:20 pm-12:10 am

Nonstop6h 50m

Singapore Changi

mar. 10/28

1:10 am-8:40 am

Nonstop6h 30m

$241

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

lun. 9/22

7:40 pm-11:35 pm

1 stop28h 55m

Singapore Changi

dom. 9/28

12:35 am-8:20 am

1 stop30h 45m

$266

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

mar. 11/4

6:20 pm-12:10 am

Nonstop6h 50m

Singapore Changi

jue. 11/6

1:10 am-8:40 am

Nonstop6h 30m

$270

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

mié. 11/5

6:20 pm-12:10 am

Nonstop6h 50m

Singapore Changi

sáb. 11/8

1:10 am-8:40 am

Nonstop6h 30m

$270

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

jue. 3/5

1:50 pm-11:55 am

1 stop23h 05m

Singapore Changi

lun. 3/9

2:05 pm-12:45 pm

1 stop21h 40m

$305

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

jue. 3/5

11:15 pm-5:00 am

Nonstop6h 45m

Singapore Changi

lun. 3/9

10:40 am-6:25 pm

Nonstop6h 45m

$307

IncheonSingapore

ICN - SIN

ICNSIN

Incheon Intl

mié. 10/15

10:35 am-8:00 pm

1 stop10h 25m

Singapore Changi

jue. 10/23

1:10 pm-4:30 am

2 stops14h 20m

$309

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

mié. 10/15

6:15 am-11:35 pm

1 stop18h 20m

Singapore Changi

lun. 10/20

12:35 am-9:00 pm

1 stop19h 25m

$329

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

jue. 10/16

7:40 pm-11:35 pm

1 stop28h 55m

Singapore Changi

mar. 10/21

12:35 am-8:20 am

1 stop30h 45m

$340

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 38 results
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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?

Use this chart to determine the optimal time to book a round-trip flight from Seoul to Singapore. Price data was last updated on August 29, 2025.

The best time to book flights from Seoul to Singapore is 81 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, October is the cheapest month in which you can book a flight from Seoul to Singapore (average of $1,002). Flying from Seoul to Singapore in December is currently the most expensive (average of $1,665). 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 septiembre 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Seoul to Singapore in the morning. If you’re flexible enough to do this you can expect to save up to 28% 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 September 7, 2025.

Travelers seeking maximum savings on their Seoul to Singapore flight should consider departing on Wednesday mornings 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 septiembre 11, 2025.

The most flights from SEL to SIN are scheduled on a Wednesday (33 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (28 on average).

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 septiembre 11, 2025.
Read reviews from past customers who have flown Korean Air, Asiana Airlines, and Singapore 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
1,139 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Overall

8.4

Comfort

8.3

Food

8.1

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
1,139 reviews
Korean Air
8.4
Very good
1,139 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Overall

8.4

Comfort

8.3

Food

8.1

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
479 reviews
Korean Air
8.4
Very good
1,139 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Overall

8.4

Comfort

8.3

Food

8.1

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
1,365 reviews
Korean Air
8.4
Very good
1,139 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Overall

8.4

Comfort

8.3

Food

8.1

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
1,139 reviews

Boarding

8.5

Crew

8.7

Entertainment

8.2

Overall

8.4

Comfort

8.3

Food

8.1

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 30 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 popular is this Seoul to Singapore flight route?

    Flights from Seoul to Singapore Changi have been viewed 58 times in the past calendar month.

  • How long is the flight from Seoul to Singapore?

    Jeju Air can get you from Seoul to Singapore in just under 6h 35m. Your travel time will be generally consistent. There are 2872 mi between Seoul and Singapore. Most flights are nonstop.

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

    Flying on Scoot is currently your cheapest option to Singapore, with prices starting at $79. Additional round-trip tickets that might be worth considering are offered by T'way Air and Vietnam Airlines, with the lowest prices starting at $110 and $170, respectively. Scoot is priced at 76% 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?

    $105 is the cheapest one-way deal found within the past few days, from Vietnam Airlines. You may also be able to find cheap deals on Jeju Air and Malaysia Airlines, with prices starting from $119 and $138, respectively.

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

    The top 3 most reliable airlines when flying from Seoul to Singapore are SriLankan Airlines (85%), T'way Air (80%) and Air Canada (76%).

  • What are the cheapest flights from Seoul to Singapore?

    The cheapest flight price from Seoul to Singapore is $80. On average you can expect to pay $742. The most popular route, (Seoul Gimpo Intl - Singapore Changi), can usually be booked for $325.

  • 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, October is the cheapest month in which you can book a flight from Seoul to Singapore (average of $1,002). Flying from Seoul to Singapore in December is currently the most expensive (average of $1,665). 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

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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
Busan 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$79Average$326FlexibilityNo cancel feeOn-timeN/A
T'way AirCheapest$110Average$306FlexibilityNo cancel feeOn-time88%
Vietnam AirlinesCheapest$170Average$238FlexibilityNo cancel feeOn-time81%
Jeju AirCheapest$181Average$310FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$297Average$375FlexibilityNo cancel feeOn-time76%
Singapore AirlinesCheapest$307Average$414FlexibilityNo cancel feeOn-time81%
Korean AirCheapest$315Average$445FlexibilityNo cancel feeOn-time81%

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