Distance From Long Thanh International Airport (under construction) to Incheon International Airport

The distance from Long Thanh International Airport (under construction) () to Incheon International Airport (ICN) is 2203 miles or 3546 kilometers or 1914 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Ho Chi Minh City (Long Thanh) ( Vietnam ) to Seoul ( South Korea )?

A one-way nonstop (direct) flight between Ho Chi Minh City (Long Thanh) and Seoul takes around 5 hours 3 minutes.

Estimated flight time from Long Thanh International Airport (under construction), Ho Chi Minh City (Long Thanh), Vietnam to Incheon International Airport, Seoul, South Korea is 5 hours 3 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • - ICN

Kilometers		3546 km
Statute Miles		2203 miles
Nautical Miles		1914 nm
Avg. Time of Flight		5 hours 3 minutes

Long Thanh International Airport (under construction) to Incheon International Airport Flight Route Map - to ICN Flight Path

Location of Long Thanh International Airport (under construction) & Incheon International Airport is given below.
Click the map to view Ho Chi Minh City (Long Thanh) to Seoul nonstop flight path and travel direction.

Click to see flight route on Google Map between Ho Chi Minh City (Long Thanh), Vietnam and Seoul, South Korea. .

Nonstop flight route between Ho Chi Minh City (Long Thanh), Vietnam and Seoul, South Korea.

Time Difference Between the Airports • - ICN

Time difference between Ho Chi Minh City (Long Thanh) (Vietnam) and Seoul (South Korea) is 2 Hours.
Seoul time is 2 Hours ahead of Ho Chi Minh City (Long Thanh).

Location	Local Time
Ho Chi Minh City (Long Thanh) (Vietnam)	2026-11-09, 08:36:57 +07
Seoul (South Korea)	2026-11-09, 10:36:57 KST

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Long Thanh International Airport (under construction) ( / ) Ho Chi Minh City (Long Thanh), Vietnam

Destination

Incheon International Airport (ICN / RKSI) Seoul, South Korea