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Cheap flights from Seoul Gimpo Intl Airport to Singapore from $121

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul Gimpo Intl Airport to Singapore departing on 1/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seoul Gimpo Intl Airport to Singapore

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:25 pm - 2:15 pm
GMP
-
SIN
18h 50m1 stop
Multiple Airlines Logo
12:00 pm - 10:15 pm
SIN
-
GMP
9h 15m1 stop
$310Multiple Airlines
Mon, Feb 2 - Thu, Feb 5
Multiple Airlines Logo
5:25 pm - 1:30 am
GMP
-
SIN
9h 05m1 stop
Multiple Airlines Logo
12:25 am - 10:30 am
SIN
-
GMP
9h 05m1 stop
$311Multiple Airlines
Thu, Jan 29 - Tue, Feb 3
Multiple Airlines Logo
8:25 pm - 2:15 pm
GMP
-
SIN
18h 50m1 stop
Multiple Airlines Logo
12:00 pm - 9:20 pm
SIN
-
GMP
8h 20m1 stop
$331Multiple Airlines
Mon, Feb 2 - Thu, Feb 5
Jeju Air Logo
7:50 pm - 11:25 pm
GMP
-
SIN
28h 35m1 stop
Jeju Air Logo
12:25 am - 8:25 am
SIN
-
GMP
31h 00m1 stop
$344Jeju Air
Wed, Feb 4 - Mon, Feb 9
T'way Air Logo
5:25 pm - 1:30 am
GMP
-
SIN
9h 05m1 stop
T'way Air Logo
2:30 am - 12:10 pm
SIN
-
GMP
8h 40m1 stop
$346T'way Air
Tue, Jan 20 - Thu, Jan 22
Jeju Air Logo
7:50 pm - 11:25 pm
GMP
-
SIN
28h 35m1 stop
Jeju Air Logo
12:25 am - 8:25 am
SIN
-
GMP
31h 00m1 stop
$371Jeju Air
Wed, Feb 4 - Sun, Feb 8
Jeju Air Logo
7:50 pm - 11:25 pm
GMP
-
SIN
28h 35m1 stop
Jeju Air Logo
12:25 am - 8:25 am
SIN
-
GMP
31h 00m1 stop
$372Jeju Air
Wed, Feb 4 - Sun, Feb 8
Jeju Air Logo
7:50 pm - 11:25 pm
GMP
-
SIN
28h 35m1 stop
Jeju Air Logo
12:25 am - 8:25 am
SIN
-
GMP
31h 00m1 stop
$382Jeju Air
Fri, Mar 6 - Sun, Mar 8
Jeju Air Logo
7:50 pm - 11:25 pm
GMP
-
SIN
28h 35m1 stop
Jeju Air Logo
12:25 am - 8:25 am
SIN
-
GMP
31h 00m1 stop
$396Jeju Air
Fri, Mar 6 - Sun, Mar 8
Jeju Air Logo
7:50 pm - 11:25 pm
GMP
-
SIN
28h 35m1 stop
Jeju Air Logo
12:25 am - 8:25 am
SIN
-
GMP
31h 00m1 stop
$397Jeju Air
Sun, Mar 1 - Thu, Mar 5

Air China flights from Seoul Gimpo Intl Airport to Singapore

Our best Air China deals on Seoul Gimpo Intl Airport to Singapore flight tickets
Air China
Mar 18
GMP2:25 pmSeoul Gimpo Intl
27h 00m
1 stop
SIN4:25 pmSingapore Changi
Mar 22
SIN5:55 pmSingapore Changi
18h 10m
1 stop
GMP1:05 pmSeoul Gimpo Intl
$417
Air China
Jan 29
GMP2:25 pmSeoul Gimpo Intl
17h 25m
1 stop
SIN6:50 amSingapore Changi
Jan 30
SIN11:55 pmSingapore Changi
12h 10m
1 stop
GMP1:05 pmSeoul Gimpo Intl
$422
Air China
Jan 28
GMP2:25 pmSeoul Gimpo Intl
17h 25m
1 stop
SIN6:50 amSingapore Changi
Feb 3
SIN11:55 pmSingapore Changi
12h 10m
1 stop
GMP1:05 pmSeoul Gimpo Intl
$429

Jeju Air flights from Seoul Gimpo Intl Airport to Singapore

Our best Jeju Air deals on Seoul Gimpo Intl Airport to Singapore flight tickets
Jeju Air
Feb 4
GMP7:50 pmSeoul Gimpo Intl
28h 35m
1 stop
SIN11:25 pmSingapore Changi
Feb 9
SIN12:25 amSingapore Changi
31h 00m
1 stop
GMP8:25 amSeoul Gimpo Intl
$344
Jeju Air
Feb 4
GMP7:50 pmSeoul Gimpo Intl
28h 35m
1 stop
SIN11:25 pmSingapore Changi
Feb 8
SIN12:25 amSingapore Changi
31h 00m
1 stop
GMP8:25 amSeoul Gimpo Intl
$371
Jeju Air
Feb 4
GMP7:50 pmSeoul Gimpo Intl
28h 35m
1 stop
SIN11:25 pmSingapore Changi
Feb 8
SIN12:25 amSingapore Changi
31h 00m
1 stop
GMP8:25 amSeoul Gimpo Intl
$372

momondo Fare Finder

 
Customize your flight search to find flights from Seoul Gimpo Intl Airport 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, momondo users made 832,500 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

Mon 2/2

8:25 pm-2:15 pm

1 stop18h 50m

Singapore Changi

Thu 2/5

12:00 pm-10:15 pm

1 stop9h 15m

$310

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

Thu 1/29

5:25 pm-1:30 am

1 stop9h 05m

Singapore Changi

Tue 2/3

12:25 am-10:30 am

1 stop9h 05m

$311

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

Mon 2/2

8:25 pm-2:15 pm

1 stop18h 50m

Singapore Changi

Thu 2/5

12:00 pm-9:20 pm

1 stop8h 20m

$331

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

Wed 2/4

7:50 pm-11:25 pm

1 stop28h 35m

Singapore Changi

Mon 2/9

12:25 am-8:25 am

1 stop31h 00m

$344

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

Tue 1/20

5:25 pm-1:30 am

1 stop9h 05m

Singapore Changi

Thu 1/22

2:30 am-12:10 pm

1 stop8h 40m

$346

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

Wed 2/4

7:50 pm-11:25 pm

1 stop28h 35m

Singapore Changi

Sun 2/8

12:25 am-8:25 am

1 stop31h 00m

$371

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

Wed 2/4

7:50 pm-11:25 pm

1 stop28h 35m

Singapore Changi

Sun 2/8

12:25 am-8:25 am

1 stop31h 00m

$372

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

Fri 3/6

7:50 pm-11:25 pm

1 stop28h 35m

Singapore Changi

Sun 3/8

12:25 am-8:25 am

1 stop31h 00m

$382

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

Fri 3/6

7:50 pm-11:25 pm

1 stop28h 35m

Singapore Changi

Sun 3/8

12:25 am-8:25 am

1 stop31h 00m

$396

SeoulSingapore

GMP - SIN

GMPSIN

Seoul Gimpo Intl

Sun 3/1

7:50 pm-11:25 pm

1 stop28h 35m

Singapore Changi

Thu 3/5

12:25 am-8:25 am

1 stop31h 00m

$397

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Singapore from

How to get the cheapest flight ticket from Seoul Gimpo Intl Airport to Singapore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Singapore?

The cheapest day to depart from Seoul Gimpo Intl Airport to Singapore is on a Wednesday when prices can be found for as low as $356. The most expensive day to fly to Singapore is Monday, with ticket prices averaging around $485.

What is the cheapest time of day to depart on your flight to Singapore?

In the evening is the cheapest time of day to fly from Seoul Gimpo Intl Airport to Singapore when you can find flight prices for as low as $391. Flying to Singapore in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $538 on average. Flights to Singapore from Seoul Gimpo Intl Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Seoul Gimpo Intl Airport to Singapore

Are you open to changing your travel dates? Check out the ideal times to fly from Seoul Gimpo Intl Airport to Singapore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seoul Gimpo Intl Airport to Singapore (GMP to SIN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul Gimpo Intl Airport to Singapore

Fastest flight time

11h 50m

Direct flights

None
The fastest flight from Seoul Gimpo Intl Airport to Singapore takes 11h 50m
There are no direct flights from Seoul Gimpo Intl Airport to Singapore. There are no popular flight routes from Seoul Gimpo Intl Airport to Singapore.
Search flight deals

  • How far is Seoul Gimpo Intl to Singapore Changi by plane?

    Singapore Changi is 2897.4 mi away from Seoul Gimpo Intl. A reasonable flight in good conditions will take 11h 50m.

  • When did momondo last update prices for flights from Seoul Gimpo Intl Airport to Singapore Changi Airport?

    Prices for flights from Seoul Gimpo Intl Airport to Singapore Changi Airport refresh daily.

  • How old do you have to be to fly from Seoul Gimpo Intl Airport to Singapore Changi Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seoul Gimpo Intl Airport to Singapore Changi Airport.

  • What documentation or ID do you need to fly to Singapore Changi Airport?

    The travel and health documents required for your trip to Singapore Changi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Singapore Changi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Singapore?

It is quick and easy to find Seoul to Singapore flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Singapore that suits you.

Can I find flights from Seoul to Singapore with flexible booking policies on momondo?

Flights from Seoul to Singapore with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seoul to Singapore?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seoul to Singapore.

I’m not ready to book a flight from Seoul to Singapore right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Singapore, momondo offers a useful price alert feature which will track prices for flights to Singapore from Seoul and alert you when they change.

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Cabin classes currently available on flights to Singapore

List of cabin classes available on flights landing in Singapore. Availability may vary depending on flight origin and airline.
First Class to Singapore
Business Class to Singaporefrom $2,164