SIN - ICN

S$ 238 Find Cheap Flights from Singapore to Seoul Incheon Airport – Compare and Save

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Everything you should know

Cheapest return flight
S$ 389
Typical prices: S$ 448-S$ 662
Shandong Airlines, Scoot
Thu 15-11Fri 23-11
SIN - ICN • 1 stop
Cheapest direct flights
S$ 391
Typical prices: S$ 466-S$ 676
Jeju Air
Thu 15-11Mon 19-11
SIN - ICN • Direct
Direct flights
You can fly direct with Singapore Airlines, Korean Air, and others. Average duration is 6h 24m.
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 91% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 7 weeks in advance save around 16% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 17% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg S$ 359 (return)
Shortest trip • 8h 27m (one-way)
Insights
Insights
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We hope you enjoy your trip to Incheon Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Singapore to Incheon Intl (SIN-ICN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Singapore to Incheon Intl

Sun, 15 Nov - Mon, 23 Nov
Multiple Airlines Logo
01:10 - 20:10SIN  Singapore Changi-ICN Incheon Intl
18h 00m1 stop Jinan
Multiple Airlines Logo
11:25 - 17:10ICN  Incheon Intl-SIN Singapore Changi
6h 45mdirect
S$ 389Multiple Airlines
1 day ago
Sun, 15 Nov - Thu, 19 Nov
Jeju Air Logo
01:10 - 08:40SIN  Singapore Changi-ICN Incheon Intl
6h 30mdirect
Jeju Air Logo
18:10 - 00:10ICN  Incheon Intl-SIN Singapore Changi
7h 00mdirect
S$ 391Jeju Air
1 day ago
Tue, 17 Nov - Wed, 25 Nov
Scoot Logo
02:55 - 10:10SIN  Singapore Changi-ICN Incheon Intl
6h 15mdirect
Scoot Logo
11:25 - 17:15ICN  Incheon Intl-SIN Singapore Changi
6h 50mdirect
S$ 391Scoot
2 days ago
Tue, 17 Nov - Mon, 30 Nov
Multiple Airlines Logo
12:15 - 20:15SIN  Singapore Changi-ICN Incheon Intl
31h 00m1 stop Haikou Meilan Intl
Multiple Airlines Logo
11:25 - 17:10ICN  Incheon Intl-SIN Singapore Changi
6h 45mdirect
S$ 391Multiple Airlines
2 days ago
Sun, 31 Jan - Sat, 20 Feb
Scoot Logo
02:55 - 10:10SIN  Singapore Changi-ICN Incheon Intl
6h 15mdirect
Scoot Logo
11:25 - 17:10ICN  Incheon Intl-SIN Singapore Changi
6h 45mdirect
S$ 394Scoot
2 days ago
Sun, 15 Nov - Fri, 20 Nov
Jeju Air Logo
01:10 - 08:40SIN  Singapore Changi-ICN Incheon Intl
6h 30mdirect
Jeju Air Logo
18:10 - 00:10ICN  Incheon Intl-SIN Singapore Changi
7h 00mdirect
S$ 396Jeju Air
2 days ago
Mon, 26 Apr - Fri, 30 Apr
Shandong Airlines Logo
01:10 - 22:40SIN  Singapore Changi-ICN Incheon Intl
20h 30m1 stop Jinan
Shandong Airlines Logo
22:15 - 00:05ICN  Incheon Intl-SIN Singapore Changi
26h 50m1 stop Jinan
S$ 426Shandong Airlines
3+ days ago
Sat, 12 Dec - Thu, 17 Dec
VietJet Air Logo
17:00 - 19:25SIN  Singapore Changi-ICN Incheon Intl
25h 25m1 stop Ho Chi Minh City
VietJet Air Logo
10:50 - 10:15ICN  Incheon Intl-SIN Singapore Changi
24h 25m1 stop Ho Chi Minh City
S$ 428VietJet Air
2 days ago
Mon, 22 Mar - Sun, 28 Mar
Shandong Airlines Logo
01:10 - 20:10SIN  Singapore Changi-ICN Incheon Intl
18h 00m1 stop Jinan
Shandong Airlines Logo
08:35 - 00:05ICN  Incheon Intl-SIN Singapore Changi
16h 30m1 stop Jinan
S$ 430Shandong Airlines
14 hours ago
Mon, 16 Nov - Mon, 23 Nov
VietJet Air Logo
19:15 - 06:00SIN  Singapore Changi-ICN Incheon Intl
9h 45m1 stop Da Nang
VietJet Air Logo
07:00 - 18:15ICN  Incheon Intl-SIN Singapore Changi
12h 15m1 stop Da Nang
S$ 435VietJet Air
3+ days ago
Booking Insights

Price, demand, and travel trends for Singapore to Incheon Intl Airport flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Singapore to Incheon Intl Airport?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Singapore to Incheon Intl Airport. It's 7% cheaper than the average day, while Friday is the most expensive, with prices 8% higher.

What is the cheapest month to fly from Singapore to Incheon Intl Airport?

•August is the cheapest month to fly from Singapore to Incheon Intl Airport at S$ 456 return.
•December (S$ 822) and November (S$ 580) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 80% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Singapore to Incheon Intl Airport the cheapest?

Flights from Singapore to Incheon Intl Airport are cheapest 7 weeks before departure. Booking in this window typically costs about 16% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Singapore to Incheon Intl Airport flights

Low season

August

Cheapest flight

S$ 238
Beat the crowds with an average 38% drop in travellers.
The most popular month to fly with an average 48% increase in travellers.
One-way flight from Singapore to Incheon Intl Airport

When to book flights from Singapore to Incheon Intl

Are your dates flexible? Find out the best times to travel from Singapore to Incheon Intl based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Singapore to Incheon Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • What are the earliest and latest flights from Singapore to Incheon Intl Airport?

    These are the earliest and latest flight times available from Singapore to Incheon Intl Airport:

    • Earliest: departs at 00:10 and lands at 06:34
    • Latest: departs at 23:10 and lands at 05:34.

    The flight takes about 6h 24m.

  • Which cabin classes can I book on flights from Singapore to Incheon Intl Airport?

    Three cabin classes are available on flights from Singapore to Incheon Intl Airport:

    • Economy class
    • Premium Economy Class
    • Business Class

  • How long is a flight from Singapore to Incheon Intl Airport?

    A direct flight from Singapore to Incheon Intl Airport takes 6h 24m, covering 7,438 km.

  • Do I need a passport to fly from Singapore to Incheon Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Singapore to Incheon Intl Airport flight?

    Return flights from Singapore to Incheon Intl Airport range from S$ 448 to S$ 662, with an average of S$ 549 over the past 12 months. Anything below S$ 448 counts as a good deal.

  • How expensive are last-minute Singapore to Incheon Intl Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 1% above the S$ 549 route average. Book 7 weeks before departure for the lowest fares.

  • How much can I save by having a stopover when flying from Singapore to Incheon Intl Airport?

    On this route, stopover flights are cheaper than direct options on average. Stopover fares average S$ 359 return via Haikou Meilan Intl (HAK), compared with S$ 558 for direct.

  • How does on-time performance compare across airlines flying from Singapore to Incheon Intl Airport?

    Singapore Airlines is slightly above the route average for timely arrivals, while Korean Air has a lower on-time arrival rate. On-time arrival rates on Singapore to Incheon Intl Airport flights are:

    • Singapore Airlines: 91% on time
    • Korean Air: 85% on time
    • Trinity Airways (Formerly T'way Air): 85% on time

    On average, flights on this route are punctual 86% of the time.

  • What is the standard checked bag allowance on flights from Singapore to Incheon Intl Airport?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge S$ 29–S$ 128 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Singapore to Incheon Intl Airport?

    The Boeing 777-300ER family is used most often on this route, operated mainly by Korean Air and Asiana Airlines. Other aircraft seen on the route include Airbus A330-300 variants.

  • How are flight departures from Singapore to Incheon Intl Airport spread across the day?

    Night is the busiest departure period on Singapore to Incheon Intl Airport flights, with 70% leaving in that window. Morning departures account for 20%, Afternoon flights for 10%, and Evening flights for 0%.

  • Have flight prices from Singapore to Incheon Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about S$ 389 to S$ 3,500. That means the highest observed fare was about 9x higher than the lowest one.

  • Which airlines offer Wi-Fi on Singapore to Incheon Intl Airport flights?

    Four airlines offer in-flight Wi-Fi on Singapore to Incheon Intl Airport flights:

    • Scoot
    • Korean Air
    • Singapore Airlines
    • Asiana Airlines

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty programme, while others are paid add-ons priced by flight length.

  • How are flight prices from Singapore to Incheon Intl Airport looking right now?

    One-way fares from Singapore to Incheon Intl Airport are currently lower than usual. Average one-way flight prices are about S$ 240, which is 24% below the typical average for this route.

  • Which car hire options are available at Incheon Intl Airport (ICN)?

    Incheon Intl Airport (ICN) hosts 5 major car hire companies, with daily rates starting from around S$ 60 for economy cars. Top options include:

    • WECAR
    • Wheego
    • Yesaway
    • Alamo
    • Enterprise Rent-A-Car

  • Which airports can I use when flying from Singapore to Incheon Intl Airport?

    Flights from Singapore to Incheon Intl Airport usually depart from Singapore Changi (SIN) and arrive at Incheon Intl (ICN).

  • What time of day has the fewest delays on flights from Singapore to Incheon Intl Airport?

    Afternoon flights have the fewest delays on this route, while night departures tend to have the most.

  • At what point is a flight considered delayed from Singapore to Incheon Intl Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Singapore to Incheon Intl Airport route, 14% of flights were delayed in the past three months, with delays averaging 1h 50m.

  • Which airports do connecting flights from Singapore to Incheon Intl Airport pass through?

    One-stop flights from Singapore to Incheon Intl Airport most commonly connect through:

    • Ho Chi Minh City (SGN) – 31% of one-stop connections
    • Hong Kong Intl (HKG) – 19% of one-stop connections
    • Kuala Lumpur Intl (KUL) – 14% of one-stop connections
    • Jinan (TNA) – 7% of one-stop connections

  • Can I save money by using flexible dates for flights from Singapore to Incheon Intl Airport?

    Yes. Flexible dates can save you up to 15% on flights from Singapore to Incheon Intl Airport. Monday is the cheapest departure day at S$ 511 return on average, while Friday is the most expensive at S$ 597, a difference of S$ 86.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • Which airlines fly from Singapore to Incheon Intl Airport?

    6 airlines operate flights between Singapore and Incheon Intl Airport. The airlines offering direct flights on this route include:

    • Singapore Airlines
    • Korean Air
    • Trinity Airways (Formerly T'way Air)
    • Asiana Airlines
    • Jeju Air
    • Scoot

  • How much time can I save by choosing a different stopover airport from Singapore to Incheon Intl Airport?

    Flying via Taipei City Taiwan Taoyuan Intl (TPE) gives the shortest average 1-stop total travel time of 8h 27m, compared to 9h 55m via Bangkok Suvarnabhumi (BKK) and 10h 07m via Ho Chi Minh City (SGN).

  • What is the time difference between Singapore and Incheon Intl Airport?

    Incheon Intl Airport is 1 hour ahead of Singapore (Korean Time vs Singapore Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Incheon Intl Airport?

    Some of the most popular sights in Incheon Intl Airport are Songdo Central Park and Munhak Baseball Stadium. These are among the most viewed places in Incheon Intl Airport on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Singapore to Incheon Intl Airport flights?

    Among airlines operating Singapore to Incheon Intl Airport flights:

    • Trinity Airways (Formerly T'way Air): offers extra legroom; offers free seat selection
    • Jeju Air: offers free seat selection
    • Scoot: offers free seat selection
    • Korean Air: offers extra legroom; offers free seat selection
    • Singapore Airlines: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Singapore to Incheon Intl Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Trinity Airways (Formerly T'way Air): a cabin bag and a checked bag in Economy class
    • Jeju Air: a cabin bag and a checked bag in Economy class
    • Scoot: a cabin bag and a checked bag in Economy class

    Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.

Your guide to booking Singapore to Incheon Intl Airport flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Friday. On this route, Monday flights average S$ 511, which is about S$ 86 less than Friday fares (14% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 7 weeks before you fly. On this route, that window historically saves about 16% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Singapore to Incheon Intl Airport trip for August. Fares historically average S$ 456 return in that month – typically S$ 366 less than the most expensive month, which is December (based on the last 12 months).
  • For the best chance of arriving on time, fly with Singapore Airlines. Over the past three months, 91% of Singapore Airlines flights from Singapore to Incheon Intl Airport arrived on time, slightly above the route average of 86%. When flights on this route arrive late, they're delayed by an average of 1h 50m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Haikou Meilan Intl Airport (HAK) can be cheaper than flying direct. The cheapest stopover option averages S$ 359 return on this route – about S$ 199 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Incheon Intl Airport.

    • Grand Hyatt Incheon
    • Hotel Ora Incheon
    • Hotel Hu Incheon Airport

Prefer to fly direct from Singapore Changi to Incheon Intl?

 
Find which airlines fly direct from Singapore Changi Airport to Incheon Intl Airport, which days they fly and book direct flights.

Direct departures

Singapore Changi to Incheon Intl

Monday

Asiana Airlines,Jeju Air,Korean Air, +3 more

Asiana Airlines,Jeju Air, +4 more

Tuesday

Asiana Airlines,Jeju Air,Korean Air, +2 more

Asiana Airlines,Jeju Air, +3 more

Wednesday

Asiana Airlines,Jeju Air,Korean Air, +3 more

Asiana Airlines,Jeju Air, +4 more

Thursday

Asiana Airlines,Jeju Air,Korean Air, +2 more

Asiana Airlines,Jeju Air, +3 more

Friday

Asiana Airlines,Jeju Air,Korean Air, +2 more

Asiana Airlines,Jeju Air, +3 more

Saturday

Asiana Airlines,Jeju Air,Korean Air, +3 more

Asiana Airlines,Jeju Air, +4 more

Sunday

Asiana Airlines,Jeju Air,Korean Air, +2 more

Asiana Airlines,Jeju Air, +3 more

See more direct flights

Direct returns

Incheon Intl to Singapore Changi

Monday

Asiana Airlines,Jeju Air,Korean Air, +3 more

Asiana Airlines,Jeju Air, +4 more

Tuesday

Asiana Airlines,Jeju Air,Korean Air, +2 more

Asiana Airlines,Jeju Air, +3 more

Wednesday

Asiana Airlines,Jeju Air,Korean Air, +3 more

Asiana Airlines,Jeju Air, +4 more

Thursday

Asiana Airlines,Jeju Air,Korean Air, +2 more

Asiana Airlines,Jeju Air, +3 more

Friday

Asiana Airlines,Jeju Air,Korean Air, +2 more

Asiana Airlines,Jeju Air, +3 more

Saturday

Asiana Airlines,Jeju Air,Korean Air, +3 more

Asiana Airlines,Jeju Air, +4 more

Sunday

Asiana Airlines,Jeju Air,Korean Air, +2 more

Asiana Airlines,Jeju Air, +3 more

See more direct flights

More options for your flight from Singapore to Incheon Intl

Complete your trip to Incheon with a hotel stay or car hire