Distance From Tessenei Airport to Ontario International Airport, TES - ONT Distance

The distance from Tessenei Airport (TES) to Ontario International Airport (ONT) is 8642 miles or 13908 kilometers or 7505 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 Tessenei ( Eritrea ) to Ontario ( United States )?

A one-way nonstop (direct) flight between Tessenei and Ontario takes around 19 hours 52 minutes.

Estimated flight time from Tessenei Airport, Tessenei, Eritrea to Ontario International Airport, Ontario, United States is 19 hours 52 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 • TES - ONT

Kilometers		13908 km
Statute Miles		8642 miles
Nautical Miles		7505 nm
Avg. Time of Flight		19 hours 52 minutes

Tessenei Airport to Ontario International Airport Flight Route Map - TES to ONT Flight Path

Location of Tessenei Airport & Ontario International Airport is given below.
Click the map to view Tessenei to Ontario nonstop flight path and travel direction.

Click to see flight route on Google Map between Tessenei, Eritrea and Ontario, United States. .

Nonstop flight route between Tessenei, Eritrea and Ontario, United States.

Time Difference Between the Airports • TES - ONT

Time difference between Tessenei (Eritrea) and Ontario (United States) is 10 Hours.
Ontario time is 10 Hours behind Tessenei.

Location	Local Time
Tessenei (Eritrea)	2026-06-14, 02:25:03 EAT
Ontario (United States)	2026-06-13, 16:25:03 PDT

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

Tessenei Airport (TES / HHTS) Tessenei, Eritrea

Destination

Ontario International Airport (ONT / KONT) Ontario, United States