Distance From Lewis University Airport to Naha Airport / JASDF Naha Air Base, LOT - OKA Distance

The distance from Lewis University Airport (LOT) to Naha Airport / JASDF Naha Air Base (OKA) is 7225 miles or 11627 kilometers or 6274 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 Chicago/Romeoville ( United States ) to Naha ( Japan )?

A one-way nonstop (direct) flight between Chicago/Romeoville and Naha takes around 16 hours 36 minutes.

Estimated flight time from Lewis University Airport, Chicago/Romeoville, United States to Naha Airport / JASDF Naha Air Base, Naha, Japan is 16 hours 36 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 • LOT - OKA

Kilometers		11627 km
Statute Miles		7225 miles
Nautical Miles		6274 nm
Avg. Time of Flight		16 hours 36 minutes

Lewis University Airport to Naha Airport / JASDF Naha Air Base Flight Route Map - LOT to OKA Flight Path

Location of Lewis University Airport & Naha Airport / JASDF Naha Air Base is given below.
Click the map to view Chicago/Romeoville to Naha nonstop flight path and travel direction.

Click to see flight route on Google Map between Chicago/Romeoville, United States and Naha, Japan. .

Nonstop flight route between Chicago/Romeoville, United States and Naha, Japan.

Time Difference Between the Airports • LOT - OKA

Time difference between Chicago/Romeoville (United States) and Naha (Japan) is 15 Hours.
Naha time is 15 Hours ahead of Chicago/Romeoville.

Location	Local Time
Chicago/Romeoville (United States)	2025-12-05, 23:11:00 CST
Naha (Japan)	2025-12-06, 14:11:00 JST

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

Lewis University Airport (LOT / KLOT) Chicago/Romeoville, United States

Destination

Naha Airport / JASDF Naha Air Base (OKA / ROAH) Naha, Japan