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UTH to YSJ: distance & flight time
Udon Thani (Udon Thani Airport) → St. John (Saint John Airport)
8,047 mi
12,950 km · 6,992 nm
16h 15m
estimated nonstop flight time
-10h
time difference · heading north
See live UTH→YSJ fares Phone-only fares on this route — call free
Flight time details
8,047 miles nonstop takes roughly 16h 15m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time set-back when reading arrival times on your ticket.
The two airports
- UTH — Udon Thani Airport · Udon Thani, Thailand
- 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 UTH
- VTE · Wattay International Airport44 mi away
- KKC · Khon Kaen Airport64 mi away
- LOE · Loei Airport70 mi away
- SNO · Sakon Nakhon Airport89 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 UTH from YSJ?
The flight distance from Udon Thani (UTH) to St. John (YSJ) is 8,047 miles (12,950 km, 6,992 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UTH to YSJ?
A nonstop flight takes about 16h 15m 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 Udon Thani and St. John?
St. John is 10 hours behind Udon Thani.
What is the cheapest way to fly from UTH to YSJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UTH–YSJ that never appear on search engines, with no booking fees.