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THS to YCM: distance & flight time
Sukhothai (Sukhothai Airport) → Saint Catherines (Niagara District Airport)
8,261 mi
13,295 km · 7,179 nm
16h 40m
estimated nonstop flight time
-11h
time difference · heading north
See live THS→YCM fares Phone-only fares on this route — call free
Flight time details
8,261 miles nonstop takes roughly 16h 40m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time set-back when reading arrival times on your ticket.
The two airports
- THS — Sukhothai Airport · Sukhothai, Thailand
- YCM — Niagara District Airport · Saint Catherines, 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 THS
- PHS · Phitsanulok Airport44 mi away
- TKT · Tak Airport44 mi away
- PRH · Phrae Airport66 mi away
- LPT · Lampang Airport74 mi away
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
Frequently asked questions
How far is THS from YCM?
The flight distance from Sukhothai (THS) to Saint Catherines (YCM) is 8,261 miles (13,295 km, 7,179 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THS to YCM?
A nonstop flight takes about 16h 40m 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 Sukhothai and Saint Catherines?
Saint Catherines is 11 hours behind Sukhothai.
What is the cheapest way to fly from THS to YCM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THS–YCM that never appear on search engines, with no booking fees.