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ONT to HSG: distance & flight time
Ontario (Ontario International Airport) → Saga (Saga Airport)
6,039 mi
9,719 km · 5,248 nm
12h 18m
estimated nonstop flight time
+16h
time difference · heading northwest
See live ONT→HSG fares Phone-only fares on this route — call free
Flight time details
6,039 miles nonstop takes roughly 12h 18m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- HSG — Saga Airport · Saga, Japan
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 HSG
- NGS · Nagasaki Airport28 mi away
- FUK · Fukuoka Airport31 mi away
- KMJ · Kumamoto Airport39 mi away
- AXJ · Amakusa Airport47 mi away
Frequently asked questions
How far is ONT from HSG?
The flight distance from Ontario (ONT) to Saga (HSG) is 6,039 miles (9,719 km, 5,248 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to HSG?
A nonstop flight takes about 12h 18m 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 Saga?
Saga is 16 hours ahead of Ontario.
What is the cheapest way to fly from ONT to HSG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–HSG that never appear on search engines, with no booking fees.