Need help booking?
Unpublished phone-only deals available
YQS to SEM: distance & flight time
St Thomas (St Thomas Municipal Airport) → Selma (Craig Field)
789 mi
1,269 km · 685 nm
2h 11m
estimated nonstop flight time
—
time difference · heading southwest
See live YQS→SEM fares Phone-only fares on this route — call free
Flight time details
789 miles nonstop takes roughly 2h 11m 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
- SEM — Craig Field · Selma, 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 SEM
Frequently asked questions
How far is YQS from SEM?
The flight distance from St Thomas (YQS) to Selma (SEM) is 789 miles (1,269 km, 685 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YQS to SEM?
A nonstop flight takes about 2h 11m 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 YQS to SEM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YQS–SEM that never appear on search engines, with no booking fees.