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YST to YCM: distance & flight time
St. Theresa Point (St. Theresa Point Airport) → Saint Catherines (Niagara District Airport)
1,024 mi
1,647 km · 890 nm
2h 42m
estimated nonstop flight time
+1h
time difference · heading southeast
See live YST→YCM fares Phone-only fares on this route — call free
Flight time details
1,024 miles nonstop takes roughly 2h 42m gate to gate, flying southeast. 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
- YST — St. Theresa Point Airport · St. Theresa Point, Canada
- 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 YST
- YIV · Island Lake Airport8 mi away
- YGO · Gods Lake Narrows Airport51 mi away
- YRS · Red Sucker Lake Airport57 mi away
- ZGI · Gods River Airport75 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 YST from YCM?
The flight distance from St. Theresa Point (YST) to Saint Catherines (YCM) is 1,024 miles (1,647 km, 890 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YST to YCM?
A nonstop flight takes about 2h 42m 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 St. Theresa Point and Saint Catherines?
Saint Catherines is 1 hour ahead of St. Theresa Point.
What is the cheapest way to fly from YST to YCM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YST–YCM that never appear on search engines, with no booking fees.