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ONT to SPJ: distance & flight time
Ontario (Ontario International Airport) → Sparti (Sparti Airport)
6,899 mi
11,103 km · 5,995 nm
14h
estimated nonstop flight time
+10h
time difference · heading northeast
See live ONT→SPJ fares Phone-only fares on this route — call free
Flight time details
6,899 miles nonstop takes roughly 14h gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- SPJ — Sparti Airport · Sparti, Greece
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 SPJ
- KLX · Kalamata Airport28 mi away
- PKH · Porto Cheli Airport41 mi away
- KIT · Kithira Airport55 mi away
- HEW · Athen Helenikon Airport91 mi away
Frequently asked questions
How far is ONT from SPJ?
The flight distance from Ontario (ONT) to Sparti (SPJ) is 6,899 miles (11,103 km, 5,995 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to SPJ?
A nonstop flight takes about 14h 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 Sparti?
Sparti is 10 hours ahead of Ontario.
What is the cheapest way to fly from ONT to SPJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–SPJ that never appear on search engines, with no booking fees.