Need help booking?
Unpublished phone-only deals available
YQS to SUS: distance & flight time
St Thomas (St Thomas Municipal Airport) → Null (Spirit of St Louis Airport)
574 mi
924 km · 499 nm
1h 43m
estimated nonstop flight time
—
time difference · heading southwest
See live YQS→SUS fares Phone-only fares on this route — call free
Flight time details
574 miles nonstop takes roughly 1h 43m 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
- YQS — St Thomas Municipal Airport · St Thomas, Canada
- SUS — Spirit of St Louis Airport · Null, 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 YQS
- YXU · London Airport18 mi away
- YCE · Centralia / James T. Field Memorial Aerodrome41 mi away
- YYZ · Lester B. Pearson International Airport97 mi away
- YKF · Waterloo Airport60 mi away
Near SUS
- STL · St Louis Lambert International Airport16 mi away
- ALN · St Louis Regional Airport36 mi away
- BLV · Scott AFB/Midamerica Airport45 mi away
- JEF · Jefferson City Memorial Airport81 mi away
Frequently asked questions
How far is YQS from SUS?
The flight distance from St Thomas (YQS) to Null (SUS) is 574 miles (924 km, 499 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YQS to SUS?
A nonstop flight takes about 1h 43m 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 YQS to SUS?
Nonstop service on YQS–SUS 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 43m nonstop estimate.
What is the cheapest way to fly from YQS to SUS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YQS–SUS that never appear on search engines, with no booking fees.
Why are some YQS to SUS fares phone-only?
Consolidator contracts let us sell certain YQS–SUS 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.