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YCM to CEI: distance & flight time
Saint Catherines (Niagara District Airport) → Chiang Rai (Chiang Rai International Airport)
8,074 mi
12,993 km · 7,016 nm
16h 18m
estimated nonstop flight time
+11h
time difference · heading north
See live YCM→CEI fares Phone-only fares on this route — call free
Flight time details
8,074 miles nonstop takes roughly 16h 18m 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
- YCM — Niagara District Airport · Saint Catherines, Canada
- CEI — Chiang Rai International Airport · Chiang Rai, 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 YCM
- YYZ · Lester B. Pearson International Airport41 mi away
- IAG · Niagara Falls International Airport13 mi away
- BUF · Buffalo Niagara International Airport28 mi away
- DU9 · Dunnville Airport31 mi away
Near CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Frequently asked questions
How far is YCM from CEI?
The flight distance from Saint Catherines (YCM) to Chiang Rai (CEI) is 8,074 miles (12,993 km, 7,016 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YCM to CEI?
A nonstop flight takes about 16h 18m 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 Saint Catherines and Chiang Rai?
Chiang Rai is 11 hours ahead of Saint Catherines.
What is the cheapest way to fly from YCM to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YCM–CEI that never appear on search engines, with no booking fees.