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ONT to YSB: distance & flight time
Ontario (Ontario International Airport) → Sudbury (Sudbury Airport)
2,099 mi
3,379 km · 1,824 nm
4h 35m
estimated nonstop flight time
+3h
time difference · heading northeast
See live ONT→YSB fares Phone-only fares on this route — call free
Flight time details
2,099 miles nonstop takes roughly 4h 35m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- YSB — Sudbury Airport · Sudbury, Canada
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 YSB
- YYB · North Bay Jack Garland Airport68 mi away
- YEM · Manitoulin East Municipal Airport74 mi away
- YEL · Elliot Lake Municipal Airport86 mi away
- YXR · Earlton (Timiskaming Regional) Airport87 mi away
Frequently asked questions
How far is ONT from YSB?
The flight distance from Ontario (ONT) to Sudbury (YSB) is 2,099 miles (3,379 km, 1,824 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to YSB?
A nonstop flight takes about 4h 35m 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 Sudbury?
Sudbury is 3 hours ahead of Ontario.
What is the cheapest way to fly from ONT to YSB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–YSB that never appear on search engines, with no booking fees.