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ONT to CJM: distance & flight time

Ontario (Ontario International Airport) → Chumphon (Chumphon Airport)

8,507 mi
13,690 km · 7,392 nm
17h 9m
estimated nonstop flight time
+14h
time difference · heading northwest
See live ONT→CJM fares Phone-only fares on this route — call free

Flight time details

8,507 miles nonstop takes roughly 17h 9m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain 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 ONT from CJM?

The flight distance from Ontario (ONT) to Chumphon (CJM) is 8,507 miles (13,690 km, 7,392 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from ONT to CJM?

A nonstop flight takes about 17h 9m 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 Ontario and Chumphon?

Chumphon is 14 hours ahead of Ontario.

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

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–CJM that never appear on search engines, with no booking fees.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