Distance From University of Oklahoma Westheimer Airport to Tan Son Nhat International Airport, OUN - SGN Distance

The distance from University of Oklahoma Westheimer Airport (OUN) to Tan Son Nhat International Airport (SGN) is 8885 miles or 14299 kilometers or 7716 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 Norman ( United States ) to Ho Chi Minh City ( Vietnam )?

A one-way nonstop (direct) flight between Norman and Ho Chi Minh City takes around 20 hours 25 minutes.

Estimated flight time from University of Oklahoma Westheimer Airport, Norman, United States to Tan Son Nhat International Airport, Ho Chi Minh City, Vietnam is 20 hours 25 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 • OUN - SGN

Kilometers		14299 km
Statute Miles		8885 miles
Nautical Miles		7716 nm
Avg. Time of Flight		20 hours 25 minutes

University of Oklahoma Westheimer Airport to Tan Son Nhat International Airport Flight Route Map - OUN to SGN Flight Path

Location of University of Oklahoma Westheimer Airport & Tan Son Nhat International Airport is given below.
Click the map to view Norman to Ho Chi Minh City nonstop flight path and travel direction.

Click to see flight route on Google Map between Norman, United States and Ho Chi Minh City, Vietnam. .

Nonstop flight route between Norman, United States and Ho Chi Minh City, Vietnam.

Time Difference Between the Airports • OUN - SGN

Time difference between Norman (United States) and Ho Chi Minh City (Vietnam) is 13 Hours.
Ho Chi Minh City time is 13 Hours ahead of Norman.

Location	Local Time
Norman (United States)	2026-03-20, 17:05:36 MDT
Ho Chi Minh City (Vietnam)	2026-03-21, 06:05:36 +07

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

University of Oklahoma Westheimer Airport (OUN / KOUN) Norman, United States

Destination

Tan Son Nhat International Airport (SGN / VVTS) Ho Chi Minh City, Vietnam