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ATY to YCM: distance & flight time
Watertown (Watertown Regional Airport) → Saint Catherines (Niagara District Airport)
899 mi
1,447 km · 781 nm
2h 25m
estimated nonstop flight time
+1h
time difference · heading east
See live ATY→YCM fares Phone-only fares on this route — call free
Flight time details
899 miles nonstop takes roughly 2h 25m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- ATY — Watertown Regional Airport · Watertown, United States
- 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 ATY
- HON · Huron Regional Airport64 mi away
- ABR · Aberdeen Regional Airport72 mi away
- MHE · Mitchell Municipal Airport90 mi away
- FSD · Joe Foss Field Airport94 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 ATY from YCM?
The flight distance from Watertown (ATY) to Saint Catherines (YCM) is 899 miles (1,447 km, 781 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ATY to YCM?
A nonstop flight takes about 2h 25m 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 Watertown and Saint Catherines?
Saint Catherines is 1 hour ahead of Watertown.
What is the cheapest way to fly from ATY to YCM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ATY–YCM that never appear on search engines, with no booking fees.