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YOS to STL: distance & flight time
Owen Sound (Owen Sound / Billy Bishop Regional Airport) → St. Louis (St Louis Lambert International Airport)
636 mi
1,023 km · 552 nm
1h 51m
estimated nonstop flight time
—
time difference · heading southwest
See live YOS→STL fares Phone-only fares on this route — call free
Flight time details
636 miles nonstop takes roughly 1h 51m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- YOS — Owen Sound / Billy Bishop Regional Airport · Owen Sound, Canada
- STL — St Louis Lambert International Airport · St. Louis, 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 YOS
- YVV · Wiarton Airport17 mi away
- YYZ · Lester B. Pearson International Airport87 mi away
- YLK · Barrie-Orillia (Lake Simcoe Regional Airport)64 mi away
- YPD · Parry Sound Area Municipal Airport67 mi away
Near STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
Frequently asked questions
How far is YOS from STL?
The flight distance from Owen Sound (YOS) to St. Louis (STL) is 636 miles (1,023 km, 552 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YOS to STL?
A nonstop flight takes about 1h 51m 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 cheapest way to fly from YOS to STL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YOS–STL that never appear on search engines, with no booking fees.