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YSJ to SYO: distance & flight time
St. John (Saint John Airport) → Shonai (Shonai Airport)
6,409 mi
10,315 km · 5,569 nm
13h 2m
estimated nonstop flight time
+12h
time difference · heading north
See live YSJ→SYO fares Phone-only fares on this route — call free
Flight time details
6,409 miles nonstop takes roughly 13h 2m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time gain when reading arrival times on your ticket.
The two airports
- YSJ — Saint John Airport · St. John, Canada
- SYO — Shonai Airport · Shonai, Japan
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 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
Near SYO
- GAJ · Yamagata Airport42 mi away
- AXT · Akita Airport60 mi away
- KIJ · Niigata Airport69 mi away
- SDJ · Sendai Airport77 mi away
Frequently asked questions
How far is YSJ from SYO?
The flight distance from St. John (YSJ) to Shonai (SYO) is 6,409 miles (10,315 km, 5,569 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSJ to SYO?
A nonstop flight takes about 13h 2m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from YSJ to SYO?
Nonstop service on YSJ–SYO depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 13h 2m nonstop estimate.
What is the time difference between St. John and Shonai?
Shonai is 12 hours ahead of St. John.
What is the cheapest way to fly from YSJ to SYO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSJ–SYO that never appear on search engines, with no booking fees.
Why are some YSJ to SYO fares phone-only?
Consolidator contracts let us sell certain YSJ–SYO tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.