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ONT to JAF: distance & flight time
Ontario (Ontario International Airport) → Jaffna (Kankesanturai Airport)
9,193 mi
14,795 km · 7,988 nm
18h 30m
estimated nonstop flight time
+12.5h
time difference · heading northwest
See live ONT→JAF fares Phone-only fares on this route — call free
Flight time details
9,193 miles nonstop takes roughly 18h 30m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.5-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- JAF — Kankesanturai Airport · Jaffna, Sri Lanka
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 JAF
- TJV · Tanjore Air Force Base92 mi away
- ACJ · Anuradhapura Air Force Base106 mi away
- TRZ · Tiruchirapally Civil Airport Airport114 mi away
- TRR · China Bay Airport115 mi away
Frequently asked questions
How far is ONT from JAF?
The flight distance from Ontario (ONT) to Jaffna (JAF) is 9,193 miles (14,795 km, 7,988 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to JAF?
A nonstop flight takes about 18h 30m 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 Jaffna?
Jaffna is 12.5 hours ahead of Ontario.
What is the cheapest way to fly from ONT to JAF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–JAF that never appear on search engines, with no booking fees.