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YSJ to ROI: distance & flight time
St. John (Saint John Airport) → Roi Et (Roi Et Airport)
8,143 mi
13,105 km · 7,076 nm
16h 26m
estimated nonstop flight time
+10h
time difference · heading north
See live YSJ→ROI fares Phone-only fares on this route — call free
Flight time details
8,143 miles nonstop takes roughly 16h 26m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time gain when reading arrival times on your ticket.
The two airports
- YSJ — Saint John Airport · St. John, Canada
- ROI — Roi Et Airport · Roi Et, Thailand
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 ROI
- KKC · Khon Kaen Airport70 mi away
- BFV · Buri Ram Airport70 mi away
- ZVK · Savannakhet Airport72 mi away
- SNO · Sakon Nakhon Airport78 mi away
Frequently asked questions
How far is YSJ from ROI?
The flight distance from St. John (YSJ) to Roi Et (ROI) is 8,143 miles (13,105 km, 7,076 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSJ to ROI?
A nonstop flight takes about 16h 26m 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 St. John and Roi Et?
Roi Et is 10 hours ahead of St. John.
What is the cheapest way to fly from YSJ to ROI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSJ–ROI that never appear on search engines, with no booking fees.