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GTF to YSJ: distance & flight time
Great Falls (Great Falls International Airport) → St. John (Saint John Airport)
2,141 mi
3,446 km · 1,861 nm
4h 40m
estimated nonstop flight time
+3h
time difference · heading east
See live GTF→YSJ fares Phone-only fares on this route — call free
Flight time details
2,141 miles nonstop takes roughly 4h 40m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- GTF — Great Falls International Airport · Great Falls, United States
- YSJ — Saint John Airport · St. John, 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 YSJ
- YFC · Fredericton Airport49 mi away
- YZX · CFB Greenwood53 mi away
- YDG · Digby / Annapolis Regional Airport53 mi away
- YQM · Greater Moncton International Airport80 mi away
Frequently asked questions
How far is GTF from YSJ?
The flight distance from Great Falls (GTF) to St. John (YSJ) is 2,141 miles (3,446 km, 1,861 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to YSJ?
A nonstop flight takes about 4h 40m 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 Great Falls and St. John?
St. John is 3 hours ahead of Great Falls.
What is the cheapest way to fly from GTF to YSJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–YSJ that never appear on search engines, with no booking fees.