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

ICN — SIN
11 Dec — 18 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights users flying from Seoul to Singapore on Korean Air typically fly into Singapore Changi and depart from Incheon Intl. Select your dates above for pricing.

Korean Air flights from Incheon Intl to Singapore in 2025

Find detailed information about Korean Air flights from Incheon Intl to Singapore. Explore the options provided by Korean Air to plan your journey from Incheon Intl to Singapore. Data last updated 11 November 2025.

One-way from

S$ 272

Return from

S$ 370

Popular in

October

Cheapest in

March

Average price (all airlines)

S$ 445
Korean Air
  • Korean Air
  • 28-11
  • Nonstop
  • 6h 45m total
  • Incheon to Singapore
Korean Air
  • Korean Air
  • 10-3-7-4
  • Nonstop
  • 13h 15m total
  • Incheon to Singapore
Highest demand for flights from Incheon Intl to Singapore Changi; 17% potential price increase.
Best time to find cheap flights from Incheon Intl to Singapore Changi; 8% potential price drop.
Average price for all Incheon Intl to Singapore Changi flights (one-way and round-trip).
  • Can I get a flight from Incheon Intl Airport to Singapore on Korean Air for under S$ 521?

    2 Korean Air flights from ICN to SIN have recently been found on Cheapflights for under S$ 521. Click here to find the best deals to Singapore for your desired dates.

  • How do most travelers feel about Korean Air?

    Korean Air has received a 8.4/10 rating from 1,163 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!

Find Korean Air flight deals from Incheon Intl to Singapore

Enter your travel dates to find the best prices.

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 11 November 2025.

Tue 2-1223:15ICN - SIN
Nonstop6h 45mKorean Air
Fri 2-110:40SIN - ICN
Nonstop6h 45mKorean Air
Deal found 10-11S$ 399
Mon 24-1123:15ICN - SIN
Nonstop6h 45mKorean Air
Wed 26-1110:40SIN - ICN
Nonstop6h 45mKorean Air
Deal found 8-11S$ 402
Fri 28-1123:15ICN - SIN
Nonstop6h 45mKorean Air
Wed 24-1222:30SIN - ICN
Nonstop6h 15mKorean Air
Deal found 9-11S$ 444

Travel insights for Korean Air flights from Incheon Intl to Singapore

Get recent, data-driven insights about Korean Air flights from Incheon Intl to Singapore, including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Incheon Intl to Singapore. Price data was last updated on 7 November 2025.

Booking with Korean Air 76 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 March, with an average price of S$ 389. Conversely, traveling with Korean Air from Incheon Intl Airport to Singapore in January will be the most expensive, with an average cost of S$ 520. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

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.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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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 11 November 2025.

See what others are saying about Korean Air

Read reviews and see what other travellers are saying about their experiences with Korean Air. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Korean Air for your next flight. Reviews last updated 11 November 2025.
Korean Air
8.4
Very Good
1,162 reviews
Overview

Entertainment

8.2

Comfort

8.3

Food

8.1

Boarding

8.5

Crew

8.7

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