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YCM to RST: distance & flight time
Saint Catherines (Niagara District Airport) → Rochester (Rochester International Airport)
669 mi
1,076 km · 581 nm
1h 55m
estimated nonstop flight time
-1h
time difference · heading west
See live YCM→RST fares Phone-only fares on this route — call free
Flight time details
669 miles nonstop takes roughly 1h 55m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- YCM — Niagara District Airport · Saint Catherines, Canada
- RST — Rochester International Airport · Rochester, United States
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 RST
Frequently asked questions
How far is YCM from RST?
The flight distance from Saint Catherines (YCM) to Rochester (RST) is 669 miles (1,076 km, 581 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YCM to RST?
A nonstop flight takes about 1h 55m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from YCM to RST?
Nonstop service on YCM–RST depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 55m nonstop estimate.
What is the time difference between Saint Catherines and Rochester?
Rochester is 1 hour behind Saint Catherines.
What is the cheapest way to fly from YCM to RST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YCM–RST that never appear on search engines, with no booking fees.
Why are some YCM to RST fares phone-only?
Consolidator contracts let us sell certain YCM–RST tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.