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ORD to YCM: distance & flight time
Chicago (Chicago O'Hare International Airport) → Saint Catherines (Niagara District Airport)
452 mi
727 km · 393 nm
1h 27m
estimated nonstop flight time
+1h
time difference · heading east
See live ORD→YCM fares Phone-only fares on this route — call free
Flight time details
452 miles nonstop takes roughly 1h 27m 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
- ORD — Chicago O'Hare International Airport · Chicago, 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 ORD
- PWK · Chicago Executive Airport9 mi away
- MDW · Chicago Midway International Airport15 mi away
- CGX · Chicago Meigs Airport17 mi away
- DPA · Dupage Airport18 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 ORD from YCM?
The flight distance from Chicago (ORD) to Saint Catherines (YCM) is 452 miles (727 km, 393 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ORD to YCM?
A nonstop flight takes about 1h 27m 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 Chicago and Saint Catherines?
Saint Catherines is 1 hour ahead of Chicago.
What is the cheapest way to fly from ORD to YCM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ORD–YCM that never appear on search engines, with no booking fees.