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GTF to YQS: distance & flight time
Great Falls (Great Falls International Airport) → St Thomas (St Thomas Municipal Airport)
1,500 mi
2,415 km · 1,304 nm
3h 25m
estimated nonstop flight time
—
time difference · heading east
See live GTF→YQS fares Phone-only fares on this route — call free
Flight time details
1,500 miles nonstop takes roughly 3h 25m gate to gate, flying east. 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
- GTF — Great Falls International Airport · Great Falls, United States
- YQS — St Thomas Municipal Airport · St Thomas, 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 GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
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
Frequently asked questions
How far is GTF from YQS?
The flight distance from Great Falls (GTF) to St Thomas (YQS) is 1,500 miles (2,415 km, 1,304 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to YQS?
A nonstop flight takes about 3h 25m 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 GTF to YQS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–YQS that never appear on search engines, with no booking fees.