Direct (nonstop) flights from Singapore to Seoul

6 airlines fly nonstop from Singapore Changi Airport (SIN) to Incheon International Airport (ICN). It's 2,866 miles (4,612 km), about 6h 30m in the air. Operated by Jeju Air, Korean Air, Asiana Airlines and others.

SIN
Singapore Changi Airport
🇸🇬 Singapore, Singapore
ICN
Incheon International Airport
🇰🇷 Seoul, Republic of Korea
Flight Time
6h 30m
Distance
2,866 mi
4,612 km
CO₂/pax
438 kg
−85 kg vs. layover
Airlines
6
Jeju Air +5
Time Diff
+1h
Operated by Jeju Air Jeju Air Korean Air Korean Air Asiana Airlines Asiana Airlines Singapore Airlines Singapore Airlines Scoot Scoot T´Way Air T´Way Air

Route data last updated: May 29, 2026

Airlines with non-stop flights

Jeju Air 7C Jeju Air
Route
SIN → ICN
Flight Time
6h 30m
Distance
2,866 mi
Korean Air KE Korean Air
Route
SIN → ICN
Flight Time
6h 30m
Distance
2,866 mi
Asiana Airlines OZ Asiana Airlines
Route
SIN → ICN
Flight Time
6h 30m
Distance
2,866 mi
Singapore Airlines SQ Singapore Airlines
Route
SIN → ICN
Flight Time
6h 30m
Distance
2,866 mi
Scoot TR Scoot
Route
SIN → ICN
Flight Time
6h 30m
Distance
2,866 mi
T´Way Air TW T´Way Air
Route
SIN → ICN
Flight Time
6h 30m
Distance
2,866 mi

Alternative Routes

Other ways to fly from Singapore to Seoul with one stop · direct emits 438 kg CO₂ per passenger

SIN WNZ (Wenzhou) ICN
Leg 1: 4h 45m (2,139 mi) Leg 2: 2h 15m (733 mi) Total: ~7h 🍃 523 kg CO₂ (+19% vs. direct)
Leg 1
SIN → WNZ
4h 45m · 2,139 mi
View SIN to WNZ flights →
Leg 2
WNZ → ICN
2h 15m · 733 mi
View WNZ to ICN flights →
SIN PVG (Shanghai) ICN
Leg 1: 5h 15m (2,357 mi) Leg 2: 1h 55m (510 mi) Total: ~7h 10m 🍃 517 kg CO₂ (+18% vs. direct)
Leg 1
SIN → PVG
5h 15m · 2,357 mi
View SIN to PVG flights →
Leg 2
PVG → ICN
1h 55m · 510 mi
View PVG to ICN flights →
SIN TPE (Taipei) ICN
Leg 1: 4h 40m (1,996 mi) Leg 2: 2h 30m (907 mi) Total: ~7h 10m 🍃 530 kg CO₂ (+21% vs. direct)
Leg 1
SIN → TPE
4h 40m · 1,996 mi
View SIN to TPE flights →
Leg 2
TPE → ICN
2h 30m · 907 mi
View TPE to ICN flights →
SIN KTI (Phnom Penh) ICN
Leg 1: 2h (690 mi) Leg 2: 5h 10m (2,238 mi) Total: ~7h 10m 🍃 531 kg CO₂ (+21% vs. direct)
Leg 1
SIN → KTI
2h · 690 mi
View SIN to KTI flights →
Leg 2
KTI → ICN
5h 10m · 2,238 mi
View KTI to ICN flights →
SIN XMN (Xiamen) ICN
Leg 1: 4h 10m (1,853 mi) Leg 2: 3h (1,016 mi) Total: ~7h 10m 🍃 510 kg CO₂ (+16% vs. direct)
Leg 1
SIN → XMN
4h 10m · 1,853 mi
View SIN to XMN flights →
Leg 2
XMN → ICN
3h · 1,016 mi
View XMN to ICN flights →

Looking for the return flight?

ICN → SIN: Flights from Seoul to Singapore

Frequently Asked Questions

How long is the direct flight from Singapore to Seoul?

A nonstop flight from Singapore (SIN) to Seoul (ICN) takes approximately 6 hours and 30 minutes. The distance is 2,866 miles (4,612 km).

Which airlines fly nonstop from Singapore to Seoul?

6 airlines: Jeju Air, Korean Air, Asiana Airlines, Singapore Airlines, Scoot, T´Way Air.

Is there a nonstop flight from Singapore to Seoul?

Yes. 6 airlines: Jeju Air, Korean Air, Asiana Airlines, Singapore Airlines, Scoot, T´Way Air.

How far is Singapore from Seoul?

The flight distance from Singapore to Seoul is 2,866 miles (4,612 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Los Angeles.

What is the time difference between Singapore and Seoul?

Seoul is 1 hour ahead of Singapore. (Asia/Singapore vs Asia/Seoul.)

What type of aircraft flies from Singapore to Seoul?

At 6h 30m, this route typically uses wide-body aircraft — Boeing 777, 787, or Airbus A330/A350. Varies by airline.

Do I need a visa to travel from Singapore to Republic of Korea?

Depends on your passport. Check with the Republic of Korea embassy or an official visa portal before booking — requirements change.

What is the carbon footprint of a flight from Singapore to Seoul?

Roughly 438 kg CO2 per passenger one-way. That's about the same as driving 2,190 km.

Is the return flight from Seoul to Singapore also nonstop?

Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.

When is the cheapest time to fly from Singapore to Seoul?

Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.

How early should I arrive at Singapore Changi Airport for this flight?

3 hours before departure for international flights. You need time for check-in, security, and immigration.