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ONO to YSJ: distance & flight time
Ontario (Ontario Municipal Airport) → St. John (Saint John Airport)
2,471 mi
3,977 km · 2,147 nm
5h 19m
estimated nonstop flight time
+3h
time difference · heading east
See live ONO→YSJ fares Phone-only fares on this route — call free
Flight time details
2,471 miles nonstop takes roughly 5h 19m gate to gate, flying east. 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
- ONO — Ontario Municipal Airport · Ontario, United States
- YSJ — Saint John Airport · St. John, 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 ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 mi away
Near YSJ
- YFC · Fredericton Airport49 mi away
- YZX · CFB Greenwood53 mi away
- YDG · Digby / Annapolis Regional Airport53 mi away
- YQM · Greater Moncton International Airport80 mi away
Frequently asked questions
How far is ONO from YSJ?
The flight distance from Ontario (ONO) to St. John (YSJ) is 2,471 miles (3,977 km, 2,147 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONO to YSJ?
A nonstop flight takes about 5h 19m 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 St. John?
St. John is 3 hours ahead of Ontario.
What is the cheapest way to fly from ONO to YSJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONO–YSJ that never appear on search engines, with no booking fees.