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UTH to YCM: distance & flight time
Udon Thani (Udon Thani Airport) → Saint Catherines (Niagara District Airport)
8,249 mi
13,276 km · 7,169 nm
16h 39m
estimated nonstop flight time
-11h
time difference · heading north
See live UTH→YCM fares Phone-only fares on this route — call free
Flight time details
8,249 miles nonstop takes roughly 16h 39m 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
- UTH — Udon Thani Airport · Udon Thani, 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 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 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 UTH from YCM?
The flight distance from Udon Thani (UTH) to Saint Catherines (YCM) is 8,249 miles (13,276 km, 7,169 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UTH to YCM?
A nonstop flight takes about 16h 39m 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 Saint Catherines?
Saint Catherines is 11 hours behind Udon Thani.
What is the cheapest way to fly from UTH to YCM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UTH–YCM that never appear on search engines, with no booking fees.