How do most travelers feel about Korean Air?

Korean Air has received a 8.4/10 rating from 1,221 Cheapflights user reviews. If you wish to plan your next trip from Incheon Intl Airport to Singapore with Korean Air, enter your preferred travel dates above!

Can I get a flight from Incheon Intl Airport to Singapore on Korean Air for under S$ 516?

4 Korean Air flights from ICN to SIN have recently been found on Cheapflights for under S$ 516. Click here to find the best deals to Singapore for your desired dates.

How far ahead should I book a flight from Incheon Intl Airport to Singapore with Korean Air?

Booking with Korean Air 19 days in advance of your planned departure date is, on average, the best time to get cheap flights from Incheon Intl Airport to Singapore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Incheon Intl Airport to Singapore with Korean Air?

Currently, the most affordable month to book a Korean Air flight from Incheon Intl Airport to Singapore in November, with an average price of S$ 464. Conversely, traveling with Korean Air from Incheon Intl Airport to Singapore in October will be the most expensive, with an average cost of S$ 921. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Weekly Korean Air flight availability from Incheon Intl Airport to Singapore

The most Korean Air flights from ICN to SIN are scheduled on a Monday (2 on average). You will have fewer Korean Air flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

In terms of precipitation, rainfall in Singapore ranges from 150.0 - 269.0 inches per month. December is typically the wettest month, when rainfall can reach 269.0 mm. July is typically the driest time to visit Singapore when rainfall is around 150.0 mm.

If weather is an important factor for your trip to Singapore, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 26.0 C).

S$ 360+ Korean Air Flights from Incheon Intl to Singapore

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Cheapest Korean Air flights from Incheon Intl to Singapore
Explore the most affordable Korean Air flight options available from Incheon Intl to Singapore. Find the lowest fares with prices last updated on 23 July 2026.

Tue 25-823:35

ICN

SIN

Nonstop6h 25m

Korean Air

Fri 28-807:30

SIN

ICN

Nonstop6h 30m

Korean Air

Deal found 20-7S$ 544

Mon 17-818:40

ICN

SIN

Nonstop6h 15m

Korean Air

Sat 29-807:30

SIN

ICN

Nonstop6h 30m

Korean Air

Deal found 18-7S$ 550

Wed 19-823:35

ICN

SIN

Nonstop6h 25m

Korean Air

Sat 22-807:30

SIN

ICN

Nonstop6h 30m

Korean Air

Deal found 18-7S$ 551

How do most travelers feel about Korean Air?
Korean Air has received a 8.4/10 rating from 1,221 Cheapflights user reviews. If you wish to plan your next trip from Incheon Intl Airport to Singapore with Korean Air, enter your preferred travel dates above!
Can I get a flight from Incheon Intl Airport to Singapore on Korean Air for under S$ 516?
4 Korean Air flights from ICN to SIN have recently been found on Cheapflights for under S$ 516. Click here to find the best deals to Singapore for your desired dates.

Korean Air flights from Incheon Intl to Singapore in 2026

One-way from	S$ 360
Return from	S$ 522
Popular in	October
Cheapest in	September
Average price (all airlines)	S$ 475

Korean Air
17-9
Nonstop
6h 25m total
Incheon to Singapore

Search Deals

Korean Air
20-10-23-10
Nonstop
12h 55m total
Incheon to Singapore

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Highest demand for flights from Incheon Intl to Singapore Changi; 0% potential price increase.

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Best time to find cheap flights from Incheon Intl to Singapore Changi; 3% potential price drop.

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Average price for all Incheon Intl to Singapore Changi flights (one-way and round-trip).

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Prices

Airlines

The best time to book a flight to Singapore with Korean Air is 19 days before departure. On average, fares are higher if you book 53 days before departure.

Which month is the cheapest to fly Economy class from Incheon Intl Airport to Singapore?

For Economy class flights, the cheapest month to fly this route is November. The most expensive months are October and February.

Best time to book a flight from Incheon Intl to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Incheon Intl with our price prediction graph.

ICN-SIN

Estimated return price

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Korean Air flights from Incheon Intl Airport to Singapore (ICN - SIN)

Find Korean Air flight deals from Incheon Intl to Singapore

Cheapest Korean Air flights from Incheon Intl to SingaporeExplore the most affordable Korean Air flight options available from Incheon Intl to Singapore. Find the lowest fares with prices last updated on 23 July 2026.

Explore the most affordable Korean Air flight options available from Incheon Intl to Singapore. Find the lowest fares with prices last updated on 23 July 2026.

Best Korean Air flights from Incheon Intl to SingaporeDiscover carefully curated Korean Air flight deals from Incheon Intl to Singapore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 July 2026.

Discover carefully curated Korean Air flight deals from Incheon Intl to Singapore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 July 2026.

Direct Korean Air flights from Incheon Intl to SingaporeExplore direct Korean Air flight options from Incheon Intl to Singapore based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 July 2026.

Explore direct Korean Air flight options from Incheon Intl to Singapore based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 July 2026.

Last-minute Korean Air flights from Incheon Intl to SingaporeDiscover last-minute Korean Air flight deals from Incheon Intl to Singapore. Data last updated 23 July 2026 and is based on user searches.

Discover last-minute Korean Air flight deals from Incheon Intl to Singapore. Data last updated 23 July 2026 and is based on user searches.

One-way Korean Air flights to SingaporeSearch for one-way Korean Air flight options to Singapore. Find affordable one-way fares based on user searches. Data last updated 23 July 2026.

Search for one-way Korean Air flight options to Singapore. Find affordable one-way fares based on user searches. Data last updated 23 July 2026.

How do most travelers feel about Korean Air?

Can I get a flight from Incheon Intl Airport to Singapore on Korean Air for under S$ 516?

Korean Air flights from Incheon Intl to Singapore in 2026

One-way from

Return from

Popular in

Cheapest in

Average price (all airlines)

When is the best time to book a flight to Singapore with Korean Air?

The best time to book a flight to Singapore with Korean Air is 19 days before departure. On average, fares are higher if you book 53 days before departure.

Which month is the cheapest to fly Economy class from Incheon Intl Airport to Singapore?

For Economy class flights, the cheapest month to fly this route is November. The most expensive months are October and February.

Weekly Korean Air flight availability from Incheon Intl Airport to Singapore

The most Korean Air flights from ICN to SIN are scheduled on a Monday (2 on average). You will have fewer Korean Air flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Singapore by month

In terms of precipitation, rainfall in Singapore ranges from 150.0 - 269.0 inches per month. December is typically the wettest month, when rainfall can reach 269.0 mm. July is typically the driest time to visit Singapore when rainfall is around 150.0 mm.

Temperature in Singapore by month

Best time to book a flight from Incheon Intl to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Incheon Intl with our price prediction graph.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Incheon Intl to Singapore on another airline

Consider alternative airlines that service the Singapore area. Flight routes are based on user searches made on Cheapflights and were last updated on 23 July 2026.

Other Korean Air flights from Incheon Intl

Browse through other Korean Air flights departing from Incheon Intl. Flight routes are based on user searches made on Cheapflights and were last updated on 23 July 2026.

Complete your trip

Complete your trip to Singapore by adding a car rental and/or hotel reservation to your travel itinerary.

Other airlines serving Incheon Intl and Singapore

Choose from other airlines serving Incheon Intl and Singapore.

Other popular destinations in Asia

If Singapore is not for you, choose from these other destinations located in Asia. Flight routes are based on user searches made on Cheapflights and were last updated on 23 July 2026.

Popular flights with Korean Air

Browse through some of the most popular routes that Korean Air offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 23 July 2026.

See what others are saying about Korean Air

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Cheapest Korean Air flights from Incheon Intl to Singapore
Explore the most affordable Korean Air flight options available from Incheon Intl to Singapore. Find the lowest fares with prices last updated on 23 July 2026.

Best Korean Air flights from Incheon Intl to Singapore
Discover carefully curated Korean Air flight deals from Incheon Intl to Singapore that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 July 2026.

Direct Korean Air flights from Incheon Intl to Singapore
Explore direct Korean Air flight options from Incheon Intl to Singapore based on user searches, and compare prices and availability for your desired travel dates. Data last updated 23 July 2026.

Last-minute Korean Air flights from Incheon Intl to Singapore
Discover last-minute Korean Air flight deals from Incheon Intl to Singapore. Data last updated 23 July 2026 and is based on user searches.

One-way Korean Air flights to Singapore
Search for one-way Korean Air flight options to Singapore. Find affordable one-way fares based on user searches. Data last updated 23 July 2026.