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NGS to ONT: distance & flight time

Nagasaki (Nagasaki Airport) → Ontario (Ontario International Airport)

6,067 mi
9,763 km · 5,272 nm
12h 22m
estimated nonstop flight time
-16h
time difference · heading northeast
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Flight time details

6,067 miles nonstop takes roughly 12h 22m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time set-back when reading arrival times on your ticket.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is NGS from ONT?

The flight distance from Nagasaki (NGS) to Ontario (ONT) is 6,067 miles (9,763 km, 5,272 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from NGS to ONT?

A nonstop flight takes about 12h 22m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.

What is the time difference between Nagasaki and Ontario?

Ontario is 16 hours behind Nagasaki.

What is the cheapest way to fly from NGS to ONT?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NGS–ONT that never appear on search engines, with no booking fees.
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