The cheapest times to fly from SIN to ICN are

  • January 1st to January 14th
  • January 29th to March 25th
  • June 18th to July 22nd
  • August 13th to November 18th (except the weeks of September 3rd, September 10th, October 8th, October 15th, and October 22nd)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SIN to ICN is mid to late August. Prices can be as high as $458 for Sunday flights during mid December, or as low as $224 for Tuesday flights around mid to late August.


When to Fly to Seoul

Flying from Singapore (SIN) to Seoul (ICN) will usually cost between $258 to $393 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late August with an average ticket price of $253. Due to high demand the most expensive time to fly is mid December, with an average price of $422. Planning your trip to low-cost times can easily save you $169 on economy flights and even more on first-class flights. Generally, any price below $284 can be considered a good price for a round-trip SIN to ICN flight.

See below for a graph of average weekly prices for the SIN to ICN route. All prices are for round-trip tickets in USD.

SIN to ICN Flight Prices

Compared to other flights, the SIN to ICN flight is much cheaper than the average and costs much less than the average flight leaving from Singapore. The average price per mile (for a direct flight) is $0.06, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $29 (9%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $287. Return trip prices are from the ICN to SIN flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SIN to ICN can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 6 hour 9 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from SIN to ICN? We’ve got answers.

Which airlines fly this route?

You can find 43 major airlines flying this route most often: Air China, Air India, AirAsia, AirAsia X, ANA, Asiana, Cathay Pacific, Cebu Pacific, China Airlines, China Eastern, China Southern, Delta, EASTAR JET, Ethiopian, EVA Air, Garuda Indonesia, Hong Kong Express, JAL, Jeju Air, Jetstar, Jin Air, Korean Air, MAI, Malaysia Airlines, Malindo Air, Philippine Airlines, Philippines AirAsia, Qantas, Royal Brunei, Scoot, Shanghai Airlines, Shenzhen, Sichuan Airlines, Singapore Airlines, Spring, THAI, Thai AirAsia, Thai AirAsia X, Thai Lion Mentari, United, VietJet Air, Vietnam Airlines, Xiamen, and potentially more during busy seasons.

How far away is it from Incheon International Airport to Singapore Changi International Airport?

The distance between the two airports is roughly 2874 miles or 4625 kilometers.

How long does it take to fly from SIN to ICN?

The real-world flight time for a nonstop SIN to ICN flight is about 6 hour 9 minutes.

How many flights go between Singapore and Seoul?

It depends on the day of the week and the date, but a typical day might have around 110 available flights from SIN to ICN.


Airport Location Info


Departing Airport

Origination code SIN
Origination airport name Singapore Changi International Airport
City Singapore
Country Singapore
Latitude 1.4
Longitude 104

Return Airport

Destination code ICN
Destination airport name Incheon International Airport
City Seoul
Country South Korea
Latitude 37.5
Longitude 126.4


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.