Direct (nonstop) flights from Hanoi to Seoul
5 airlines fly nonstop from Noibai International (HAN) to Incheon International Airport (ICN). It's 1,667 miles (2,682 km), about 4h 5m in the air. Operated by Jeju Air, Korean Air, Asiana Airlines and others.
Jeju Air
Korean Air
Asiana Airlines
VietJet Air
Vietnam Airlines
Route data last updated: May 26, 2026
Airlines with non-stop flights
OZ
Asiana Airlines
VN
Vietnam Airlines
Alternative Routes
Other ways to fly from Hanoi to Seoul with one stop · direct emits 282 kg CO₂ per passenger
Looking for the return flight?
ICN → HAN: Flights from Seoul to HanoiOther direct flights from Hanoi
Direct flights from Seoul (ICN)
Frequently Asked Questions
How long is the direct flight from Hanoi to Seoul?
A nonstop flight from Hanoi (HAN) to Seoul (ICN) takes approximately 4 hours and 5 minutes. The distance is 1,667 miles (2,682 km).
Which airlines fly nonstop from Hanoi to Seoul?
5 airlines: Jeju Air, Korean Air, Asiana Airlines, VietJet Air, Vietnam Airlines.
Is there a nonstop flight from Hanoi to Seoul?
Yes. 5 airlines: Jeju Air, Korean Air, Asiana Airlines, VietJet Air, Vietnam Airlines.
How far is Hanoi from Seoul?
The flight distance from Hanoi to Seoul is 1,667 miles (2,682 km), measured as the great-circle (shortest air) distance.
What is the time difference between Hanoi and Seoul?
Seoul is 2 hours ahead of Hanoi. (Asia/Ho_Chi_Minh vs Asia/Seoul.)
What type of aircraft flies from Hanoi to Seoul?
At 4h 5m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
Do I need a visa to travel from Viet Nam 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 Hanoi to Seoul?
Roughly 282 kg CO2 per passenger one-way. That's about the same as driving 1,410 km.
Is the return flight from Seoul to Hanoi 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 Hanoi 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 Noibai International for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.