Cheap Flights from Seoul (SELA) to Singapore Changi (SIN)

Compare Seoul to Singapore Changi flight deals

Find the cheapest month or even day of the year to fly to Singapore Changi

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Flight deals from Seoul to Singapore Changi Airport

Looking for a cheap last-minute deal or the best return flight from Seoul to Singapore Changi Airport? If you want to travel next month, return fares start from £161. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seoul to Singapore Changi

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seoul to Singapore Changi flights are currently cheapest in October.

Direct flights from Seoul to Singapore Changi

Seoul to Singapore Changi: Alternative routes

Compare routes from Seoul to Singapore below. You may find an airport to fly into that's cheaper, faster, or easier than Singapore Changi.

Seoul to Singapore: Flight information

The things to know before you go.
Cheapest flight found£69
Cheapest month to flyMarch
Average flight time6 hrs, 30 mins
Most popular airlineSingapore Airlines
Average flights per week231

Finding cheap flights from Seoul to Singapore Changi: Frequently asked questions

The best price we found for a return flight from Seoul to Singapore Changi is £160. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
6 hours and 30 minutes is the average flight time from Seoul to Singapore Changi.
Singapore Airlines, Asiana Airlines and Virgin Australia fly direct from Seoul to Singapore Changi.
As of April 2026, there are 231 flights per week flying from Seoul to Singapore Changi.
The cheapest month to fly from Seoul to Singapore Changi is usually October.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seoul to Singapore Changi Airport on Wednesday, 7 October 2026.
Yes – the average flight time is 6 hours and 30 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Singapore Changi but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Singapore is around 40 days in advance, so don’t leave your flight to the last minute.

Flying from Seoul to Singapore Changi Airport (SIN): What you need to know

  • Seoul's main base, Seoul Incheon International Airport (ICN), is where many great holidays begin. Explore your departure options from here for your flight from Seoul to Singapore Changi Airport (SIN).

  • Expect to be travelling for 6 hours 30 minutes. That's the average duration of a direct Seoul to Singapore Changi Airport flight.

  • Singapore is one hour behind Seoul. Singapore Changi Airport is located in Singapore, which is in the UTC+8 timezone.

  • With 71 direct weekly flights between the two airports, Seoul Incheon International Airport (ICN) to Singapore Changi Airport (SIN) is the most popular route. Singapore Airlines operates the earliest flight at 8:50am. If you'd like to make the most of your day before flying, the latest flight from ICN to SIN is with Singapore Airlines at 11:50pm.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably catch your flight from Seoul to SIN.

  • You'll want to head there even earlier during popular months like January. Aim for two hours before domestic departures and up to four hours for international flights. Once you've checked in, you can use any extra time to finalize your plans or simply relax.

Airports in Seoul

Seoul Incheon International Airport (ICN)

  • You can find a direct flight from Seoul to Singapore Changi Airport (SIN) departing from Seoul Incheon International Airport (ICN).

  • These are some of the popular airlines offering direct flights from Seoul to Singapore Changi Airport departing from ICN:

  • Most passengers prefer to fly with Singapore Airlines between ICN and SIN.

  • Korean Air is the top performer for punctuality on this route.

  • Stopovers are the perfect opportunity to take a break from travelling and possibly even explore a different city. When browsing cheap flights from Seoul to SIN departing from Seoul Incheon International Airport (ICN), uncheck the 'Direct flights only' box to find all potential stops. Popular options include:

    • Shanghai Pudong International Airport (PVG)

    • Ho Chi Minh Tan Son Nhat International Airport (SGN)

    • Taiwan Taoyuan International Airport (TPE)

  • Located around 48 kms (30 miles) from the centre of Seoul, ICN can be reached in about 1 hour 5 minutes by car, depending on traffic. The journey by public transport is roughly 50 minutes.

  • Have an early flight from Seoul to Singapore Changi Airport? Avoid the mad dash to the terminal (and get some extra shut-eye) by picking one of these stays near Seoul Incheon International Airport:

  • When it comes to the on-time performance of Seoul Incheon International Airport, data shows 74% of flights complete their journey on time.

Seoul Gimpo International Airport (GMP)

  • Break up your flight from Seoul to Singapore Changi Airport with a stop so you can recharge or cross another place off your list. Top stopovers between Seoul Gimpo International Airport and SIN are:

    • Beijing Capital International Airport (PEK)

    • Kansai International Airport (KIX)

    • Busan Gimhae International Airport (PUS)

  • GMP is about 16 kms (10 miles) from central Seoul. It takes 30 minutes or so to get to the airport driving from the city centre. Public transport takes approximately 35 minutes.

  • Get a head start on your holiday with an extra night away from home. Before your Seoul to SIN flight, stay in one of these hotels close to Seoul Gimpo International Airport:

  • Seoul Gimpo International Airport has earned its reputation for punctuality. 80% of flights out of here arrive right on target.

About Singapore Changi Airport (SIN)

Getting from Singapore Changi Airport (SIN) to central Singapore

  • Singapore Changi Airport is around 19 kms (12 miles) from the centre of Singapore. It takes around 25 minutes or so to get to the city by car.

  • It typically takes 40 minutes when travelling by public transport.

How to find the cheapest flights from Seoul to Singapore Changi Airport (SIN)

  • £69 is currently the lowest price for a one-way ticket from Seoul to Singapore Changi Airport. Return flights start from £160. These fares can change based on availability and demand.

  • To snap up cheap flights from Seoul to SIN, book your ticket 11 months before your departure date.

  • The best month for landing cheap Seoul to Singapore Changi Airport tickets is April. Use the 'Whole month' tool to compare prices, then choose the dates that offer the lowest fares.

  • Snapping up a cheap plane ticket from Seoul to SIN is a piece of cake with Price Alerts. All you need to do is set up one of these automatic alerts and we'll notify you as soon as the price has dropped.

  • Filters make it easier to find a bargain for your flight from Seoul to Singapore Changi Airport. Choose the airlines, flight times and stops that make sense for you. Then sort the results by 'Cheapest' to zero in on the cheapest fare fast.

The best time to fly from Seoul to Singapore Changi Airport (SIN)

  • February is when most people book flights from Seoul to Singapore Changi Airport (SIN). Visit Singapore in December if you'd rather avoid peak season.

  • Before locking in your Seoul to SIN plane ticket, consider the type of weather you enjoy. May is the warmest month in Singapore, with temperatures ranging from 25ºC to 31ºC.

  • January sees temperatures of between 24ºC and 30ºC. Search for cheap tickets from Seoul to Singapore Changi Airport around that time if you want to travel in cooler conditions.

More about Singapore

  • Start your Singapore trip right by choosing the perfect place to stay. Once you've booked your flight from Seoul to Singapore Changi Airport, explore our range of accommodation options including:

  • You'll find loads of fantastic things to do in Singapore when you're ready to sightsee. Make your way to Marina Bay Sands followed by Marina Bay Sands Hotel Infinity Pool and Gardens by the Bay.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.