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THS to ONT: distance & flight time

Sukhothai (Sukhothai Airport) → Ontario (Ontario International Airport)

8,122 mi
13,071 km · 7,058 nm
16h 24m
estimated nonstop flight time
-14h
time difference · heading northeast
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Flight time details

8,122 miles nonstop takes roughly 16h 24m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-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 THS from ONT?

The flight distance from Sukhothai (THS) to Ontario (ONT) is 8,122 miles (13,071 km, 7,058 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from THS to ONT?

A nonstop flight takes about 16h 24m 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 Sukhothai and Ontario?

Ontario is 14 hours behind Sukhothai.

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

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THS–ONT that never appear on search engines, with no booking fees.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