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ONT to YSU: distance & flight time
Ontario (Ontario International Airport) → Summerside (Summerside Airport)
2,901 mi
4,669 km · 2,521 nm
6h 9m
estimated nonstop flight time
+4h
time difference · heading northeast
See live ONT→YSU fares Phone-only fares on this route — call free
Flight time details
2,901 miles nonstop takes roughly 6h 9m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- YSU — Summerside Airport · Summerside, 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 YSU
- YYG · Charlottetown Airport36 mi away
- YQM · Greater Moncton International Airport46 mi away
- YCH · Miramichi Airport86 mi away
- YHZ · Halifax / Stanfield International Airport109 mi away
Frequently asked questions
How far is ONT from YSU?
The flight distance from Ontario (ONT) to Summerside (YSU) is 2,901 miles (4,669 km, 2,521 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to YSU?
A nonstop flight takes about 6h 9m 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 Summerside?
Summerside is 4 hours ahead of Ontario.
What is the cheapest way to fly from ONT to YSU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–YSU that never appear on search engines, with no booking fees.