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UBJ to YSJ: distance & flight time
Yamaguchi (Yamaguchi Ube Airport) → St. John (Saint John Airport)
6,857 mi
11,035 km · 5,958 nm
13h 55m
estimated nonstop flight time
-12h
time difference · heading north
See live UBJ→YSJ fares Phone-only fares on this route — call free
Flight time details
6,857 miles nonstop takes roughly 13h 55m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- UBJ — Yamaguchi Ube Airport · Yamaguchi, Japan
- 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 UBJ
- KKJ · Kitakyūshū Airport15 mi away
- OIT · Oita Airport41 mi away
- FUK · Fukuoka Airport53 mi away
- IWK · Iwakuni Marine Corps Air Station57 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 UBJ from YSJ?
The flight distance from Yamaguchi (UBJ) to St. John (YSJ) is 6,857 miles (11,035 km, 5,958 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UBJ to YSJ?
A nonstop flight takes about 13h 55m 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 Yamaguchi and St. John?
St. John is 12 hours behind Yamaguchi.
What is the cheapest way to fly from UBJ to YSJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UBJ–YSJ that never appear on search engines, with no booking fees.