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

Popular airlines from Incheon Intl. Airport (ICN) to Singapore Changi Airport (SIN)

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Find available prices by choosing your travel dates.

Cheap Flights from Seoul to Singapore (ICN-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
Garuda Indonesia
China Southern Airlines
Xiamen Airlines
China Eastern Airlines
Royal Brunei Airlines
Jeju Air

Frequently asked questions

How much does a flight from Incheon Intl. Airport (ICN) to Changi Airport (SIN) cost?
Cheap return flights from Incheon Intl. Airport (ICN) to Changi Airport (SIN) start from $209. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Scoot flight leaving ICN on May 21 2025 and touching down at SIN. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from ICN to SIN?
The cheapest flights from ICN to SIN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Incheon Intl. Airport (ICN) to Changi Airport (SIN)?
When leaving Incheon Intl. Airport (ICN), 5 carriers can take you directly to Changi Airport (SIN) without a layover, including:

  • Singapore Airlines
  • Korean Air
  • TWay Air
  • Asiana Airlines
  • Scoot

What is the cheapest airline that flies from ICN to SIN?
With prices starting from $87 for a one-way flight from ICN to SIN, Scoot is currently the cheapest carrier for this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from ICN on July 14 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Incheon Intl. Airport (ICN) to Changi Airport (SIN)?
When departing from Incheon Intl. Airport (ICN), you can pick from an average of 11 daily direct flights to Changi Airport (SIN).
What are the most popular departure times for flights from Incheon Intl. Airport (ICN) to Changi Airport (SIN)?
Flights between ICN and SIN are their busiest at 4 PM. If you’re after a more relaxed trip and possibly cheaper prices, look for a time outside the usual busy windows.
What day of the week has the most flights from ICN to SIN?
Tuesday offers the most flights from Incheon Intl. Airport (ICN) to Changi Airport (SIN). Consider taking off on this day and you’ll have a greater chance of finding a departure that works with your plans.
What is the earliest flight from Incheon Intl. Airport (ICN) to Changi Airport (SIN)?
Take the earliest flight at around 8:50AM UTC+9, leaving from Incheon Intl. Airport (ICN). You’ll be traveling for around 6h 35m, reaching Changi Airport (SIN) at approximately 2:25PM UTC+8.
How long does it take to fly from Incheon Intl. Airport (ICN) to Changi Airport (SIN)?
Typically, it takes 6 hours and 43 minutes to cover the 2,900 mi from ICN to SIN.
What airline has the least delays from ICN to SIN?
Consider booking with TWay Air if you’d like to fly straight from Incheon Intl. Airport (ICN) to Changi Airport (SIN) without any delays. This carrier has the best track record for punctuality, with an on-time performance of 83%. Want to be updated if anything changes? You can check your flight status using the Expedia App.
What is the best time to fly from Incheon Intl. Airport (ICN) to Changi Airport (SIN)?
To avoid possible delays on the Incheon Intl. Airport (ICN) to Changi Airport (SIN) route, fly before 3 PM. Later departures have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Singapore from Incheon Intl. Airport (ICN)?
Check out your flight options from Incheon Intl. Airport (ICN) to Changi Airport (SIN). This is the only airport in Singapore you can touch down at if you’re taking a direct flight.
Is it cheaper to buy a plane ticket from Incheon Intl. Airport (ICN) to Changi Airport (SIN) last-minute?
Last-minute bookings from ICN to SIN are typically more expensive. To lock in the lowest prices, start searching for flights well in advance. That being said, if your travel plans are flexible, you may score a cheap fare right before your journey.
Is it cheaper to book an ICN to SIN flight and hotel package?
Securing an ICN to SIN flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our extensive range of hotels and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Incheon Intl. Airport (ICN) to Changi Airport (SIN)?
If you booked your ICN to SIN flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.
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