$86 Cheap Flights from Seoul (SEL) to Singapore (SIN)

Popular airlines from Seoul to Singapore (SIN-Changi)

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Find available prices by choosing your travel dates.

Cheap Flights from Seoul to Singapore (SEL-SIN)

Prices were available within the past 7 days and start at $86 for one-way flights and $192 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

T'Way Air
Scoot
Vietnam Airlines
Shenzhen Airlines
China Southern Airlines
Xiamen Airlines
China Eastern Airlines
Royal Brunei Airlines
Garuda Indonesia
Jeju Air
Flights from Seoul (ICN) to Singapore (SIN)
Origin airport
Incheon Intl.
Destination airport
Changi
Airlines serving
Air China, Air Macau Company, Asiana Airlines, Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, EVA Airways, Garuda Indonesia, Hainan Airlines, Japan Airlines, Korean Air, Malaysia Airlines, Philippine Airlines, Royal Brunei Airlines, Scoot, Singapore Airlines, Thai Airways International, Vietnam Airlines, Xiamen Airlines
Roundtrip price
$191
Distance
2874 mi

Seoul to Singapore Flights

The cheapest times to fly from Seoul to Singapore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seoul to Singapore are during the month of May. You can find some of the cheapest flights from Seoul to Singapore with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Seoul to Singapore

Sunday is one of the best days to book for cheap flights from Seoul to Singapore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Seoul to Singapore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seoul to Singapore in 2025. You can also book with separate airlines for your outbound and return journeys, from $86 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seoul to Singapore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seoul to Singapore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much is a flight from Seoul (SEL-All Airports) to Changi Airport?
The lowest price advertised for a round-trip flight between Seoul (SEL-All Airports) and Changi Airport is $192. But you better act fast. This figure is taken from fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seoul (SEL-All Airports) to Changi Airport (SIN)?
The majority of flights can be canceled online, but every airline has its own set of terms and conditions. If you do decide to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Seoul (SEL-All Airports) to Changi Airport (SIN) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Seoul (SEL-All Airports) to Changi Airport (SIN) flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Seoul (SEL-All Airports) to Changi Airport?
With around 2921 mi separating Seoul (SEL-All Airports) and Changi Airport, your flight will be a long one. Pack wisely to make your time on board comfortable. Little things like warm clothing and a quality travel pillow can make a massive difference.
Which airlines fly direct from Seoul (SEL-All Airports) to Changi Airport (SIN)?
Take a peek at the deals on offer with these popular carriers and lock in your fare from Seoul (SEL-All Airports) to Changi Airport (SIN) today:

  • Korean Air - (KE) with 91 monthly flights
  • Singapore Airlines - (SQ) with 91 monthly flights
  • Asiana Airlines - (OZ) with 43 monthly flights
  • TWay Air - (TW) with 30 monthly flights

Are Seoul (SEL-All Airports) to Singapore Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices always go up and down, so there are no guarantees. While last-minute flight deals between Seoul (SEL-All Airports) and Singapore Airport are possible, it also makes sense to monitor prices well before you fly. In fact, some air carriers release their prices up to 12 months before the departure date. Expedia is continuously updating the biggest airfare bargains around, so keep checking back and be ready to grab your seat when the fares dip.

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*Available to One Key members.