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ONT to HKT: distance & flight time
Ontario (Ontario International Airport) → Phuket (Phuket International Airport)
8,693 mi
13,990 km · 7,554 nm
17h 31m
estimated nonstop flight time
+14h
time difference · heading northwest
See live ONT→HKT fares Phone-only fares on this route — call free
Flight time details
8,693 miles nonstop takes roughly 17h 31m 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.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- HKT — Phuket International Airport · Phuket, Thailand
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Near HKT
- KBV · Krabi Airport46 mi away
- URT · Surat Thani Airport90 mi away
- TST · Trang Airport98 mi away
- NST · Nakhon Si Thammarat Airport115 mi away
Frequently asked questions
How far is ONT from HKT?
The flight distance from Ontario (ONT) to Phuket (HKT) is 8,693 miles (13,990 km, 7,554 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to HKT?
A nonstop flight takes about 17h 31m 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 Phuket?
Phuket is 14 hours ahead of Ontario.
What is the cheapest way to fly from ONT to HKT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–HKT that never appear on search engines, with no booking fees.