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YUL to ROI: distance & flight time
Montreal (Montreal / Pierre Elliott Trudeau International Airport) → Roi Et (Roi Et Airport)
8,179 mi
13,162 km · 7,107 nm
16h 30m
estimated nonstop flight time
+11h
time difference · heading north
See live YUL→ROI fares Phone-only fares on this route — call free
Flight time details
8,179 miles nonstop takes roughly 16h 30m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- YUL — Montreal / Pierre Elliott Trudeau International Airport · Montreal, 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 YUL
- YHU · Montréal / Saint-Hubert Airport16 mi away
- YMX · Montreal International (Mirabel) Airport20 mi away
- YJN · St Jean Airport25 mi away
- YCC · Cornwall Regional Airport48 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 YUL from ROI?
The flight distance from Montreal (YUL) to Roi Et (ROI) is 8,179 miles (13,162 km, 7,107 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YUL to ROI?
A nonstop flight takes about 16h 30m 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 Montreal and Roi Et?
Roi Et is 11 hours ahead of Montreal.
What is the cheapest way to fly from YUL to ROI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YUL–ROI that never appear on search engines, with no booking fees.